Toyota 7fbcu18 forklift service repair manual by 1638929

FOREWORD This Manual contains specifications, maintenance, repaiir, diagnostic and

service procedures for t h e chassis, bod5 electrical coniroliier, and material handling system of the TOYOTA ELECTRBG POWERED FORKLIFT 7FBCU15 40 55 series.

Please ease this massuaii for providing quick, correct servicing 0%the coras-

sponding forklift models. This manual deals with the above models as of July 2001. Please understand that disagreement can take place between the descriptions in the manual and actual vehicles due to change in design and specifications. Any change or modifications thereafter will be informed by Toyota Industrial Equipment Parts

& Service News.

TOYOTA Material Handling Company A Division of TOYOTA INDUSTRIES CORPORATION

SECTION INDEX NAME

SECTION

GENERAL BATTERY

y MULTI-DISPLAY FUNCTIONS TROUBLESHOOTING MOTOR DRIVE UNIT FRONT AXLE REAR AXLE STEERING BRAKE BODY MATERIAL HANDLING SYSTEM MAST CYLINDER OIL PUMP

p 8

SAS FUNCTIONS

/ APPENDIX

GENERAL Page

Page

EXTERIOR VIEWS ...........................0-2 RECOMMENDED LUBRICANT VEHICLE MODEL............................. 0-3 QUANTITY & TYPES .................. 0-18 FRAME NUMBER .............................0-4 LUBRICATION CHART................. 0-19 HOW TO USE THIS MANUAL ......0-5 PERIODIC MAINTENANCE......... 0-21 EXPLANATION METHOD ................0-5 PERIODIC REPLACEMENT OF PARTS AND LUBRICANTS ...... 0-26 TERMINOLOGY................................. 0-6 ABBREVIATIONS ..............................0-6

OPERATIONAL TIPS ......................0-7 JACK-UP POINT ..............................0-8 HOISTING THE VEHICLE .............. 0-9 CAUTION FOR TOWING ................0-9 ATTENTIVE POINTS ON SAS ....0-10 CIRCUIT TESTER .......................... 0-11 STANDARD BOLT & NUT TIGHTENING TORQUE ..............0-13 BOLT STRENGTH TYPE IDENTIFICATION METHOD.......... 0-13 TIGHTENING TORQUE TABLE ...... 0-14

PRECOAT BOLTS ..........................0-15 HIGH PRESSURE HOSE FITTING TIGHTENING TORQUE .........................................0-15 WlRE ROPE SUSPENSION ANGLE LIST .................................. 0-16 SAFE LOAD FOR EACH WlRE ROPE SUSPENSION ANGLE ............................................0-16 COMPONENTS WEIGHT .............0-17

0-2

EXTERIOR VIEWS

VEHICLE MODEL Model Load Capacity Code

3000 Ibs

3500 Ibs

4000 Ibs

Vehicle Model

30-7FBCU15

7FBCU18

30-7FBCU18

7FBCU20

30-7FBCU20

6000 Ibs

6500 Ibs

8000 Ibs

10000 Ibs

12000 Ibs

Dust proof Dust proof

Dust proof

1' 'r

Dust proof

7FBCHU25

High capacity (battery compartment)

30-7FBCHU25

7FBCU30

30-7FBCU25 5000 Ibs

Remarks

7FBCU15 36V148V

7FBCU25 25

Voltage

Dust proof High capacity (battery compartment)

30-7FBCU30

7FBCU32

30-7FBCU32

1' 1'

Dust proof Dust proof

7FBCU45

'r 'r

30-7FBCU45

Dust proof

1' 1'

Dust proof

7FBCU35 30-7FBCU35

7FBCU55 30-7FBCU55

Dust proof

FRAME NUMBER Frame No. Punching Position

Punching position

Vehicle Model 7FBCU15 7FBCU18 30-7FBCU15 30-7FBCU18 7FBCU20 7FBCU25 30-7FBCU20 30-7FBCU25 7FBCHU25

Punching format 7FBCU18-60011 * 7FBCU18@60011 307FBCU18-60011 * 307FBCU18@60011 7FBCU25-60011 * 7FBCU25@60011 307FBCU25-60011 * 307FBCU25@60011 7FBCHU25-60011

30-7FBCHU25

307FBCHU25-60011

7FBCU30

7FBCU32-60011 * 7FBCU32@60011

7FBCU32 30-7FBCU30 30-7FBCU32 *: EEC spec.

307FBCU32-60011 * 307FBCU32@60011

Vehicle Model 7FBCu35 7FBCU45 30-7FBCU35 30-7FBCU45 7FBCU55 30-7FBCU55

Punching format 7FBCU45-60011 307FBCU45-60011 7FBCU55-60011 307FBCU55-60011

HOW TO USE THIS MANUAL EXPLANATION METHOD 1. Operation procedure (1) The operation procedure is described in either pattern A or pattern B below. Pattern A: Explanation of each operation step with illustration. Pattern B:Explanation of operation procedure by indicating step numbers in one illustration, followed by explanation of cautions and notes summarized as point operations. Example of description in pattern B

DISASSEMBLY.INSPECTI0N.REASSEMBLY Tightening torque unit T = N-m(kgf-cm) [ft-lbfl Step Nos. are partially sometimes omitted in illustrations. When a part requiring tightening torque instruction is not indicated in the illustration, the part name is described in the illustration frame. T = 46.1 - 48.1

(470 490) (34.0 35.51

Disassembly Procedure 1 2 3

Remove the cover. [Point I ] Remove the bushing [Point 21 C Operation explained later Remove the gear.

Point Operations Explanation of key point for operation with an illustration

Y [Point I ] Disassembly: Put a match mark when removing the pump cover. [Point 21 Inspection: Measure the bushing inside diameter. Limit: 19.12 mm (0.7528 in)

2. How to read components figures

(Example)

(1) The components figure uses the illustration in the parts catalog for the vehicle model. Please refer to the catalog for checking the part name. The number at the right shoulder of each components figure indicates the Fig. number in the parts catalog.

3201 FIG number in parts catalog

3. Matters omitted in this manual (1) This manual omits description of the following jobs, but perform them in actual operation: (a) Cleaning and washing of removed parts as required (b) Visual inspection (partially described)

TERMINOLOGY Caution: Important matters of which negligence may cause hazards on human body. Be sure to observe them. Note: Important items of which negligence may cause breakage or breakdown, or matters in operation procedure requiring special attention.

Standard: Values showing allowable range in inspection and adjustment. Limit: Maximum or minimum allowable value in inspection or adjustment.

ABBREVIATIONS

Abbreviation (code)

Meaning Society of Automotive Engineers (USA)

ASSY

Assembly

SAE

EHPS

Electronically controlled fully hydraulic power steering -

SAS

System of active stability

FHPS

Fully hydraulic power steering

SST

Special service tool

Left hand

STD

Standard

Less

Tightening torque

OPT

Option

OOT

Number of teeth ( 0 0 )

01s

Oversize

U/S

Undersize

Power steering

With

Meaning -

Right hand

OPERATIONAL TIPS 1. Safe operation (1) After jacking up, always support with wooden blocks or rigid stands.

(2) When hoisting the vehicle or its heavy component, use wire rope(s) with a sufficient reserve in load capacity. (3) Always disconnect the battery plug before the inspection or servicing of electrical parts. 2. Tactful operation (1) Prepare the mechanic tools, necessary measuring instruments (circuit tester, megger, oil pressure gauge, etc.) and SSTs before starting operation. (2) Before disconnecting wiring, always check the cable color and wiring state.

(3) When overhauling functional parts, complicated portions or related mechanisms, arrange the parts neatly to prevent confusion. (4) When disassembling and inspecting such a precision part as the control valve, use clean tools and operate in a clean location. (5) Follow the described procedures for disassembly, inspection and reassembly. (6) Replace, gaskets, packing and O-rings with new ones each time they are disassembled. (7) Use genuine Toyota parts for replacement. (8) Use specified bolts and nuts. Observe the specified tightening torque at the time of reassembly. (Tighten to the center of the specified tightening torque range.) If no tightening torque is specified, tighten the bolt or nut according to the standard tightening torque table. 3. Protection of functional parts

(1) Thoroughly check each connector for any failure in or imperfect connection before reconnecting the battery plug after the end of vehicle inspection or maintenance. Failure in or imperfect connection of connectors related to controllers, especially, may damage elements inside the controllers. 4. Confirming defect status Do not start immediate disassembly or replacement, but first confirm if such disassembly or replacement is actually needed. 5. Handling of waste fluid, etc. When draining waste fluid from the vehicle, always receive it with an appropriate container. Since careless or arbitrary discharge or disposal of oil, fuel, coolant, oil filter, battery or any other harmful substance may cause adverse affect to people or environmental destruction, sort each waste and always ask an authorized contractor for appropriate disposal. 6. Handling of electronic parts (1) Never apply impacts to electronic parts such as a microcomputer or relay. (2) Never let electronic parts be exposed to a high temperature or humidity. (3) Do not touch connector pins since they may be deformed or be damaged due to static electricity.

JACK-UP POINT Strictly observe the following instructions when jacking up the vehicle. When a load is on the fork, unload it and park the vehicle on a flat floor. Be sure to avoid an inclined or rugged place. Use a jack with ample capacity and jack up the vehicle at the specified jack-up point. Jacking up at any other point will be dangerous. Never operate while the vehicle is held with a jack. Always support the frame with a wooden block after jacking up. In any case, never let a part of the body (including hands and feet) be under the jacked-up vehicle.

@ %:

Wooden block or.stand

HOISTING THE VEHICLE When hoisting the vehicle, use the mast hook on the front of the vehicle and a wire net on the rear wheel. Caution: Use wire ropes having sufficient strength. Never hoist the forklift by the weight hook holes or head guard.

CAUTION FOR TOWING

Case A (15 32 model)

Assist bolt

Case A (35 55 model)

Assist bolt

When towing the forklift, always lift the rear wheels away from the ground.

The traveling speed in towing must not exceed the maximum traveling speed of the forklift.

Always set the key switch to OFF and the direction switch to the neutral position before starting towing. In case of towing by connection with a wire rope with the operator on the forklift, however, set the key switch to ON (PS operation) and always set the direction switch to the neutral position.

Before towing, either remove the fork or take an action to prevent fork contact with the ground due to bounding.

Cautions for Deadman Brake Spec. Model The brake exclusive to the deadman brake must be released before towing. The deadman brake can be released in the two following ways. Select according to the situation. A. Releasing after battery removal B. Releasing with the battery installed Case A: 1. Remove the battery. 2. Loosen the lock nut for the assist bolt for forced releasing of the brake, and tighten the assist bolt fully to release the brake. 3. Be sure to adjust after towing. (See Page 10-57, 58.) Case B: 1. Remove the toe board. 2. Loosen the deadman brake cable adjusting bolt and free the cable from the cable clamp. 15 32 model: Remove the PS controller first for easier operation.

Case B (35

- 55 model) 3.

35 55 model: Move the position of the pump motor No. 1 Wlmotor bracket first for easier operation. Be sure to adjust after towing. (See Page 10-57, 58.)

Adjusting bolt

ATTENTIVE POINTS ON SAS 1. Reference should be made to seperate manual "New Model Feature 7FBCU15 to 55 Pub. No.PU312 for the explanations of SAS functions and operations. 2. Read section 17 "SAS Precautions for Repair" on Page 17-12 in this repair manual in advance. 3. Whenever the repair or replacement is performed to the place where relative to SAS function, maching procedure by which the SAS regain proper function must be performed. (See VOL.2 Page 3-54) 4. The warning on the SAS caution label must be confirmed when the modification or change is such as to change the original specification. If improper, change the label. (See Page 17-27) 5. Care should always be exercised for safety operation whenever you operate the truck. Make distinction between the SAS featured trucks and those of none, because the control features are different. 6. The SAS oil control valves comprise many precision valves. Since dirty or contaminated hydraulic oil will adversely affect the functions of these valves, always wash the parts clean at the time of installation after disassembly or for replacement of hydraulic parts (valves, piping, etc.). Periodic replacement of the hydraulic oil is very important. 7. Since this vehicle uses high-precision electronic devices, modification of electrical parts may cause faults. Always use genuine Toyota parts when replacing or installing electrical parts (auxiliary equipment, optional parts, etc.).

CIRCUIT TESTER Circuit testers are available in both the analog and digital types. They should be used selectively according to the purpose of measurement. Analog type: This type is convenient for observing movement during operation, but the measured value should only be used for reference or rough judgement. Digital type: Fairly accurate reading is possible, but it is difficult to observe the variation or movement. 1. Difference in measurement results with the digital type and analog type * The result may be different between measurements with the analog type and digital type. Always use a circuit tester according to its operation manual. Cautions when the polarities are different between the analog type and digital type are described below. (1) Analog circuit tester Forward direction

Measurement result example Tester range: kQ range

Reverse direction

Analog type

Continuity exists

Forward

11 kR

No continuity

Reverse

(2) Digital circuit tester Forward direction

Measurement result example Tester ranae: MSZ ranae

Reverse direction

I Forward Reverse

Digital type No continuity 1

Continuity exists

2 Mil

Difference in result of measurement with circuit tester The circuit tester power supply voltage depends on the tester type. 1.5 V, 3.0 V or 6.0 V is used. The resistance of a semiconductor such as a diode varies with the circuit tester power supply voltage.. The diode characteristics are shown in the figure below. The resistance values of the same semiconductor measured (mA) 6 with two types of circuit testers having different power supply 5 voltages are different. c

5 O

This manual describes the results of measurement with a circuit tester whose power supply voltage is 3.0 V.

0 LL

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 Fotward voltage (V)

3. Difference in measurement result by measurement range (analog type) In the analog type circuit tester, changing the measurement range switches over the internal circuit to vary the circuit resistance. Even when the same diode is measured, the measurement result varies with the measurement range. Always use the range described in the repair manual for measurement. Resistor

---6 E

Variable resistor

Resistor 4

Range:xl 0

(sw1)

Range:xl

Ewer

@O Red

source: .5v

Black

STANDARD BOLT & NUT TIGHTENING TORQUE Standard bolt and tightening torques are not indicated. Judge the standard tightening torque as shown below. 1. Find out the type of the bolt from the list below and then find the bolt tightening torque from the table. 2. The nut tightening torque can be judged from the mating bolt type.

BOLT STRENGTH TYPE IDENTIFICATION METHOD 2. Identification by part No.

1. Identification by bolt shape

Shape and class

Hexagon head bolt

Bolt head No.

No mark

Class 4=4T 5 = 5T 6 = 6T 7 = 7T 8 = 8T

Hexagon head bolt

Parts No. 91611-40625

Hexagon flange bolt

No mark

Hexagon head bolt

Two protruding lines

Length (mm) Diameter (mm) s s

Diameter

Length

Stud bolt Parts No. 92132-40614

Length (mm) Diameter (mm) s s Diameter

TIGHTENING TORQUE TABLE

850 -

56 in-lbf 12 24 43 67 101

7.5 18 36 65 100 157

75 175 360 670 1050 1600

65 in-lbf 13 26 48 76 116

80 195 400 730 1100 1750

69 in-lbf 14 29 53 80 127

8.8 21 43 79 123 191

90 215 440 810 1250 1950

78 in-lbf 16 32 59 90 141

11 25 52 95 147 226

110 260 530 970 1500 2300

8 19 38 70 108 166

12 28 58 103 167 -

120 290 590 1050 1700 -

9 21 43 76 123

12 29 61 108 172 265

125 300 620 1100 1750 2700

9 22 45 80 127 195

14 32 68 123 1 96 299

145 330 690 1250 2000 3050

9 24 50 90 145 221

1.5 1.5

75 113

760 1150

6 8 10 12 14 16

1 .O 1.25 1.25 1.25 1.5 1.5

6.4 16 32 59 91 137

65 160 330 600 930 1400

6 8 I0 12 14 16

1 .O 1.25 1.25 1.25 1.5 1.5

7.8 19 38 72 110 170

6 8 10 12 14 16

1 .O 1.25 1.25 1.25 1.5 1.5

6 8 10 12 14 16

1 .O 1.25 1.25 1.25 1.5 1.5

61 -

14 16

55 83

PRECOAT BOLTS (Bolts with seal lock agent coating on threads) 1.

Do not use the precoat bolt as it is in either of the following cases: (a) After it is removed. (b) When the precoat bolt is moved (loosened or tightened) by tightness check, etc.

Note: For torque check, use the lower limit of the allowable tightening torque range. If the bolt moves, retighten it according to the steps below.

Method for reuse of precoat bolts (1) Wash the bolt and threaded hole. (The threaded hole must be washed even for replacement of the bolt.) (2) Perfectly dry the washed parts by air blowing. (3) Coat the specified seal lock agent to the threaded portion of the bolt.

HIGH PRESSURE HOSE FITTING TIGHTENING TORQUE 1. When connecting a high pressure hose, wipe the hose fitting and mating nipple contact surfaces with clean cloth to remove foreign matters and dirt. Also check no dent or other damage on the contact surfaces before installation. 2. When connecting a high pressure hose, hold the hose to align the fitting with the nipple and tighten the fitting. 3. The maximum tightening torque must not exceed twice the standard tightening torque. Standard tightening torque N.m (kgf-cm) [ft-lbfl

Nominal diameter of screw

Standard

7116 - 20UNF

25 (250) [ I 8.11

9116 - 18UNF

49 (500) [36.2]

314 - 16UNF

59 (600) [43.4]

718 - 14UNF

59 (600) [43.4]

1-1116-12UNF

118(1200)[86.8]

1.5116 - 12UNF 137 (1400) [ I01.31 PF114

25 (250) [ I 8. I ]

PF3/8

49 (500) [36.2]

PF112

59 (600) [43.4]

PF314

118(1200)[86.8]

PFI

137 (1400) [ I01.31

Tightening range

- 26 (240 - 270) [17.4 - 19.51 47 - 52 (480 - 530) [34.7 - 38.31 56 - 62 (570 - 630) 141.2 - 45.61 56 - 62 (570 - 630) [41.2 - 45.61 24

112-123(1140-1250)[82.5-90.41

- 144 (1330 - 1470) [96.2 - 106.41 24 - 26 (240 - 270) [ I 7.4 - 19.51 47 - 52 (480 - 530) [34.7 - 38.31 56 - 62 (570 - 630) i41.2 - 45.61 112-123(1140-1250)[82.5-90.41 130 - 144 (1330 - 1470) [96.2 - 106.41

130

Hose inside diameter mm (in) 6 (0.24) 9 (0.35) 12 (0.47) 12 (0.47), 15 (0.59) 19 (0.75) 25 (0.98) 6 (0.24) 9 (0.35)

12 (0.47) 19 (0.75) 25 (0.98)

WlRE ROPE SUSPENSION ANGLE LIST

SAFE LOAD FOR EACH WlRE ROPE SUSPENSION ANGLE Single-rope Rope Cutting suspension diameter load 0"

Two-rope suspension 0"

30"

60"

unit: N (tf) [~bq

Four-rope suspension 90"

30"

60"

90"

12160 (1.24) [2734]

11770 (1.2) [2646]

10400 (1.06) [2337]

8630 (0.88) [ I 9401

17650 17060 (1.74) (1.8) [3969] [3937]

15300 (1.56) [3440]

12550 (1.28) [2322]

mm (0.24 ln)

21380 (2.18) [4807]

3040 (0.31) [683.6]

6080 (0.62) [ I 3671

5880 (0.6) [I 3231

5200 (0.53) [I 1691

8 mm (0-32 in)

31480 (3.21) [7078]

4410 (0.45) (992.31

8830 (0.9) [I 9851

8530 (0.87) [I 9181

7650 (0.78) [I 7201

4310 (0.44) (9701 6280 (0.64) [I41I]

10 mm (Om4in)

49230 (5.02) [ I1.691

6960 (0.71) [I 565.61

14020 (1.43) [3153]

13440 (1.37) [3021]

11770 (1.2) [2646]

9810 (1.0) [2205]

27460 (2.8) [6174]

26480 (2.7) [5954]

23540 (2.4) [5292]

19610 (2.0) [4410]

76880 12.5 mm (7.84) (0.5in) [I73871

10980 (1.12) 12469.51

21570 (2.2) [4851]

21280 (2.1) [4631]

18630 (1.9) [4190]

14710 431 50 (1.5) (4.4) 133081 [9702]

41190 (4.2) [9261]

37270 (3.8) [8379]

29420 (3.0) [6615]

96400 14 mm (9.83) (0.56 in) [21675]

13730 (1-4) [3087]

27460 (2.8). [6174]

26480 (2.7) [5954]

23540 (2.4) [5292]

18630 54920 52960 47070 37270 (5.4) (4.8) (3.8) (5.6) (1.9) 19071 [I 05841 [8379] 141901 [ I 23481 [I

0-17

COMPONENTS WEIGHT Member

Model

See page 1-2.

Battery ASSY

Drive motor ASSY

15.18

Approx. 90 (198)

Approx. 120 (265)

- 32

- 55

15-18

Pump motor ASSY

Counterweight

Weight kg (lbs)

- 32 35 - 55

Approx. 190 (419) Approx. 40 (88) Approx. 65 (143) Approx. 65 (143)

Approx. 565 (1246)

Approx. 695 (1532)

Approx. 670 (1477)

Approx. 1065 (2348)

Approx. 1195 (2635)

Approx. 1370 (3021)

Approx. 1420 (3131)

Approx. 2240 (4939)

Approx. 2370 (5226)

15-18 V mast ASSY Llfork and backrest (with lift cylinder, max. lifting 20.25 height: 3300 (130 in)) 30.32

Approx. 440 (970)

V mast ASSY Llfork and backrest 35 (with lift cylinder, max. lifting 45 height: 3000 (118 in)) 55

Approx. 890 (1960)

Approx. 510 (1120) Approx. 630 (1390) Approx. 950 (2090) Approx. 1270 (2800)

RECOMMENDED LUBRICANT QUANTITY & TYPES

Description

Application

( 15.18 model Drive unit

Differential Planetary gear

( Quantity I (US gal) 1 Classification I

[ 3.8 (1.OO)

15-18 (dead-man spec.) model 5.5 .45) 20 32 model 2.0 (0.53) 35 55 model

35 - 55 model 35 - 55 model

Hydraulic oil 15.18 model (V-FV-FSVmast: lifting height 20 32 model 3300 mm (130 in))

IS0 VG32

- 32 model

Proper quantity I

I All model

IProper quantity I

Hydraulic oil I

SAE J-1703 DOT-3 I

Proper quantity

Chassis parts I

Hypoid gear oil SAE75W-80W

22.0 (5.81)

Battery

API GL-4

17.0 (4.49)

34.5 (9.11)

TYPe

Proper quantity

- 55 model

4.5 (1.18)

Hydraulic oil (V-FV-FSVmast: 35 lifting height 3000 mm (118 in)) Brake line

MP grease Molybdenum disulfide grease

Distilled water

LUBRICATION CHART 15

- 32 Model

0 Inspection Replacement O MP Grease Q Engine Oil O Hypoid gear Oil @ Hydraulic Oil O Brake Fluid 8 Molybdenum disulfide greass

I. 11. Ill. IV. V.

lnspect every 8 hours (daily) lnspect every 40 hours (weekly) lnspect every 170 hours (monthly) lnspect every 1000 hours (6 monthly) lnspect every 2000 hours (annual)

1 Chain 2 Drive unit 3 Tilt cylinder front pin 4 Mast support bush 5 Front wheel bearing 6 Tilt steering lock mechanism 7 Steering knuckle king pin 8 Rear wheel bearing

9 10 11 12 13 14 15

Tie rod end pin Rear axle cylinder end pin Brake master cylinder Oil tank Rear axle beam front pin Rear axle beam rear pin Swing lock cylinder crank and rod pin

0 Inspection

O O Q @

O 1 2

3 4 5

6 7 8

Replacement MP Grease Engine Oil Hypoid gear Oil Hydraulic Oil Molybdenum disulfide greass Chain Differential Drive unit Tilt cylinder front pin Mast support bush Planetary gear Tilt steering lock mechanism Steering knuckle king pin

I. II. Ill. IV. V.

Inspect every 8 hours (daily) Inspect every 4 0 hours (weekly) Inspect every 170 hours (monthly) Inspect every 1000 hours (6 monthly) Inspect every 2000 hours (annual)

9 Rear wheel bearing 1 0 Tie rod end pin 11 Rear axle cylinder end pin 1 2 Oil tank 1 3 Rear axle beam front pin 1 4 Rear axle beam rear pin 1 5 Swing lock cylinder crank and rod pin

PERIODIC MAINTENANCE lnspection Method

I : Inspection-Repair or replacement if required. M : Measurement-Repair or adjustment if required. T : Retightening C: Cleaning L: Lubrication * : For new vehicle *I: Flaw detector Inspection Period

Every month

Every 3 months

Every 6 months

Every 12 months

Every Every Every Every 170 hours 500 hours 1000 hours 2000 hours

Item ELECTRICAL SYSTEM Rotation sound

Looseness in the connecting parts

Brush wear and sliding condition (For pump motor and PS motor only)

Commutator contamination, damage (For pump motor and PS motor only)

Insulation resistance Motor

Brush, spring wear (For pump motor and PS motor only)

Battery

Charging level

Electrolyte level

Electrolyte specific gravity

Terminal looseness

Abnormality in the upper portion of the battery case

Insulation resistance Voltage measurement of each battery cell after charging

Magnet contactor

Microswitch

Contact looseness, damage, abrasion

Operating condition of the auxiliary contact, contamination, abrasion

Mounting condition of the arc shooter

Operating condition and timings

Looseness of the coil mounting parts

Mounting condition of the main circuit lead wire, looseness

Operating condition and timing

Damage and looseness of installing parts

Operation condition

Interior contamination, damage

Direction switch Operation condition, damage Controller

Motor input voltage Fuse

Looseness

Inspection Period

Every 3 months

Every 6 months

Every 12 months

Every Every Every Every 170 hours 500 hours 1000 hours 2000 hours

Item Wiring (including charging

Every month

Harness deterioration, champ damage and looseness

Looseness in connecting parts, taping condition

Connecting condition and damage of the battery connector

POWER TRANSFER SYSTEM Oil leakage Drive unit

Oil level

Bolt or nut looseness Leak Differential Oil level (35 55 model) Bolt loosening

Leak Planetary gear Oil level (35 55 model) Bolt loosening

DRIVE SYSTEM

Wheels

Tire cuts, damage and uneven wearing

Loose rim and hub nuts

Tire groove depth

Metal chips, pebbles and other foreign matter trapped in tire grooves

Rim, side bearing and disc wheel damage

Abnormal sound and looseness of front wheel bearing

Wheel

Abnormal sound and looseness of rear wheel bearing

Front axle

Cracks, damage and deformation of housing

Cracks, damage and deformation of beam

Rear axle

Looseness of axle beam in vehicle longitudinal direction

STEERING SYSTEM Play and looseness Steering wheel Function Steering valve

Power steering

Oil leak

c c

Looseness of mounting

c c c

Oil leake

Mounting and linkage looseness

Damage of power steering hos Knuckle

King pin looseness Cranks and deformation

Inspection Period

Every month

Every 3 months

Every 6 months

Every 12 months

Every Every Every Every 170 hours 500 hours 1000 hours 2000 hours

Item BRAKING SYSTEM Play and reserve

Braking effect

Operating force

Braking effect

Rod and cable looseness and damage

Brake pipe

Leak, damage and mounting condition

Reservoir tank

Leak and fluid level

Master cylinder and wheel cylinder

Function, wear, damage, leak and mounting looseness

Brake pedal

Parking brake

Clearance between drum and lining

I M

Wear of shoe sliding portion and lining

I I

Drum wear and damage Brake drum and I Shoe operating condition brake shoe Anchor pin rusting

Backing plate

I I

Return spring fatigue

Automatic adjuster function

Deformation, cracks and damage

Loose mounting

MATERIAL HANDLING SYSTEM Forks

Abnormality of fork and stopper pin

Misalignment between left and right fork fingers

I*'

Cracks at fork root and welded part

Mast and lift bracket

Deformation and damage of each part and crack at welded part

Mast and lift bracket looseness

Wear and damage of mast support bushing Wear, damage and rotating condition of rollers

Wear and damage of roller pins Wear and damage of mast trip

Tension, deformation and damage of chain

Chain lubrication Chain and chain Abnormality of chain anchor bolt wheel Wear, damage and rotating condition of chain wheel Various attachments

Abnormality and mounting condition of each part

Every month

Inspection Period

~Gery

Every

Every 170 hours

Item

1 HYDRAULIC SYSTEM

(Loosening and damage of cylinder mounting

Cylinder

Deformation and damage of rod, rod screw and rod end

I Cylinder operation

Natural drop and natural forward tilt (hydraulic drift)

IOil leak and damage

I Cylinder

Wear and damage of pin and cylinder bearing

Lifting speed Uneven movement

Oil pump

Oil leak and abnormal sound Oil level and contamination

Hydraulic Oil tank

Tank and oil strainer Oil leak

Control lever

Loose linkage

Operation

Oil leak

Oil control valve Relief pressure measurement

I Relief valve and tilt lock valve functions

I 1

Oil leak

I I

Hydraulic piping Deformation and damage

Cracks at welded portion

Deformation and damage

Loosening of mounting

Deformation, crack and damage

Lighting system Function and mounting condition

Horn

Function and mounting condition

Direction indicator

Function and mounting condition

Instruments

Functions

Backup buzzer

Function and mounting condition

Rear-view mirror

Dirt, damage

Loose joint SAFETY DEVICES, ETC. Head guard Back-rest

Seat

, Rear reflection status Loosening and damage of mounting Seatbelt damage and function

Every month

Inspection Period

SAS

Every 6 months

Damage and cracks of frame, cross members, etc.

Bolts and nuts looseness

Functions

Loosening and damage at sensor mounting portion

Damage, deformation, oil leakage and loosening of the mounting of functional parts

Loosening and damage of wire harnesses

Lock cylinder accumulator performance Rusting and corrosion of load sensor Others

Every 12 months

Every Every Every Every 170 hours 500 hours 1000 hours 2000 hours

Item

Body

Every 3 months

Grease up

I t

0-26

PERIODIC REPLACEMENT OF PARTS AND LUBRICANTS : Replacement Replacement timing

Item

Every month

Every 3 months

Every 6 months

Every 12 months

Every 170 hours

Every 500 hours

Every 1000 hours

Every 2000 hours

Drive unit oil

- 55 model) Planetary gear oil (35 - 55 model) Differential oil (35 Hydraulic oil

t -

Hydraulic oil filter

- -

New vehicle initial replacement

Wheel bearing grease Brake fluid (15

- 32 model)

Brake master cylinder rubber parts Wheel cylinder cup seals Brake fluid reservoir hose (15 32 model)

Every 2 years

Power steering hose

Every 2 years

Power steering rubber parts

Every 2 years

Hydraulic hose

Every 2 years

Chain

Every 3 years

Swing lock cylinder

Every 10,000 hours

Replacement shall be made upon arrival of the operation hours or months, whichever is earlier.

BATTERY Page

BATTERY COMPARTMENT AND REQUIRED WEIGHT .......................................................................... 1-2 SERVICE STANDARD .................................................. 1-3 DISPLAY ...........................................................................1-3 TROUBLESHOOTING ...............................................1-4 BATTERY ASSY ............................................................. 1-5 REMOVAL-INSTALLATION.............................................1-5 INSPECTION ..............................................................1-6

1-2

BATTERY COMPARTMENT AND REQUIRED WEIGHT When the battery is to be purchased locally, always adjust the weight to satisfy the minimum required weight as shown in the table below. See New Model Features (Pub. No. PU312) for the battery recommendation. Compartment dimensions mm (in.)

Minimum required battery Remarks weight (with case) kg (Ib)

Depth X

Width Y

Height Z

7FBCU15-18

680 (26.8)

878 (34.6)

585 (23.0)

830 (1840)

7FBCU20-25

775 (30.5)

992 (39.1)

585 (23.0)

1090 (2400)

7FBCHU25 7FBCU30.32

870 (34.3)

992 (39.1)

585 (23.0)

1360 (3000)

7FBCU35

996 (39.2)

1148 (45.2)

585 (23.0)

1542 (3400)

7FBCU45

996 (39.2)

1148 (45.2)

585 (23.0)

1635 (3600)

7FBCU55

1161 (45.7) 1148 (45.2)

585 (23.0)

1918 (4230)

Height

t W~dth Y /

SERVICE STANDARD Specific gravity upon full charge

1.280 [20Â°C (68OF)I

Specific gravity upon end of discharge

1.I 50 [20Â°C (68OF)I

Discharge end voltage

36 V

32.0 V

48 V

42.5 V

Electrolyte

Refined dilute sulfuric acid

Fluid to be added

Distilled (deionized) water 1MQ or more

Insulation resistance

DISPLAY Battery Charge Indicator \

L-------------------------------

The battery charge indicator indicates 10 levels of battery charge on the LCD.

11:ooi

\ -

Battery charge indicator

Low Remaining Battery Charge Warning

When the remaining battery charge drops below the set level, the charge display blinks. When the key switch is turned to OFF and ON again in this state, the buzzer sounds for 5 seconds to warn the operator. Battery Overdischarge Warning Function

When the battery charge decreases further below the set level after the remaining battery charge warning, any attempt at traveling or material handling operation will cause all charge indicator segments to blink and the alarm to sound to warn the operator.

1-4

TROUBLESHOOTING

Plate corrosion

Sulfation

Plate warpage and active substance freeing

Improper charging Repeated overdischarge/overcharge

Excessive charging Defect of electrolyte Excessive ambient temperature

+ w

Deposition of freed active substance at bottom of cell

Fouled terminal or connecting plug

BATTERY ASSY REMOVAL-INSTALLATION Always remove or install the battery in no-load state (without any load on the fork).

Removal Procedure 1 2 3

4 5

Disconnect the battery plug. Open the battery hood. Remove the rear toe board. Loosen battery stoppers (RH and LH) and the fixing bolts. Remove the battery ASSY. [Point I]

Installation Procedure The installation procedure is the reverse of the removal procedure.

Point Operation [Point I] Removal Installation: SST 25009-13201-71

INSPECTION 1.

Electrolyte inspection Battery electrolyte is normal when it is transparent. Check turbidity when inspecting the specific gravity. If it cannot be checked clearly, put the electrolyte in a beaker for inspection.

Specific gravity inspection Use a hydrometer and measure the specific gravity of the electrolyte. Specific gravity upon full charge: ........................................1.280 [20°C (68"F)I Specific gravity upon end of discharge: ........................................I.I 50 [20°C (68"F)I The specific gravity of the electrolyte at 20°C (68°F)is used as the standard.

Equation for conversion S20 = St+0.0007 (t-20) S20= Specific gravity at 20°C St:Specific gravity measured at t°C t:Electrolyte temperature upon measurement (OC)

* How to use the hydrometer (1) Insert the nozzle of the hydrometer into the

(2)

(3)

electrolyte port and allow the electrolyte to be sucked into its outer tube. Let the hydrometer float correctly without contact with the outer tube, top or bottom, and read the scale at the highest point of the electrolyte surface as illustrated at left when the bubbles in the electrolyte disappear. After the measurement, wash the inside and outside of the hydrometer well with clear water and store it after wiping water off with clean cloth.

Insulation resistance inspection Use an insulation resistance meter (megohmmeter) and measure the resistance between the battery and battery case. Insulation resistance:l Mi2 or more

Note: When the insulation resistance is less than 1 Mi2, wash the battery with water after removing it from the vehicle. Fully dry the washed battery and measure the insulation resistance again. Install the battery on the vehicle after confirming that the insulation resistance is 1 MQ or more. * Battery control table Prepare a control table for each battery to record and maintain the inspection results. Inspection date and time

Inspected cell No.

Specific gravity

Electrolyte temperature

Added water quantlty

Remarks

Inspector

CONTROLLER Page

Page

GENERAL ......................................... 2-2

BOARD INSPECTION .....-..-.-.......... 2-30

SPECIFICATIONS............................2-3

DISASSEMBLY................................ 2-67

COMPONENTS................................. 2-4

REASSEMBLY.................................2-68

CONTROLLER................................ 2-1 5 TRAVELINGIMATERIAL HANDLING CONTROLLER ASSY REMOVAL-INSTALLATION (15 32 MODEL)........................... 2-15

TRAVELING CONTROLLER ASSY REMOVAL-INSTALLATION (35 55 MODEL)........................... 2-16

MATERIAL HANDLING CONTROLLER ASSY REMOVAL-INSTALLATION (35 55 MODEL)........................... 2-17

TRAVELING AND MATERIAL HANDLING CONTROLLER INSPECTION.................................2-18 CONTACTOR PANEL ASSY REMOVAL.INSTALLATlON (15 32 MODEL)........................... 2-21

CONTACTOR PANEL ASSY REMOVAL-INSTALLATION (35 55 MODEL)........................... 2-22

CONTACTOR PANEL INSPECTION................................. 2-23 PS CONTROLLER ASSY REMOVAL-INSTALLATION (15 32 MODEL)...........................2-24

PS CONTROLLER INSPECTION - MODEL)........................... (15

2-25

SAS CONTROLLER ASSY REMOVAL-INSTALLATION...........2-29

DISPLAY INSPECTION ................... 2-79

DIRECTION SWITCH .................... 2-80 REMOVAL-INSTALLATION .............2-80 DISASSEMBLY-INSPECTION -REASSEMBLY............................. 2-81

ACCELERATOR POTENTIOMETER ADJUSTMENT.............................. 2-83 BRAKE SWITCH ADJUSTMENT.............................. 2-84 FOOT BRAKE.................................. 2-84 PARKING BRAKE ........................... 2-84

MATERIAL HANDLING LEVER SWITCH ADJUSTMENT ............ 2-85 EZ PEDAL (OPT)............................2-86 COMPONENTS................................ 2-86 INSPECTION ................................... 2-87

GENERAL The following controller is installed on the 7FBCU series: TravelinglMaterial handling system: TravelingIMaterial handling controller (I 5 32 model) Traveling system: Traveling controller (35 55 model) Material handling system: Material handling controller (35 55 model) PS system: PS controller ( I 5 32 model) SAS function (Mast control, Rear wheel swing control): SAS controller

Each of them is a multifunctional controller utilizing a microcomputer. The traveling system provides high performance in a wide range by means of inverter control of the AC motor drive system. The controller has self diagnosis function that automatically detects any abnormality of the accelerator, PS circuit, SAS function or any other sensor and displays the corresponding error code together with the warning buzzer tone. At the same time, an action such as stopping traveling, stopping load handling or restriction of traveling speed is automatically taken to ensure safety. Identification of faulty portion and functional check of the traveling and load handling circuits, each operating system and sensors are also possible by setting the display to the analyzer (fault analysis) mode. See page 3-58 in the "MULTIDISPLAY FUNCTION" section for the diagnosis. See .Dase - 3-32 in the "MULTIDISPLAY FUNCTION" section for the analyzer.

115 - 32 model

Traveling

The right side

'The left side

handling controller

SPECIFICATIONS I F1 (For drive) I F2 (For pump)

Fuse

Capacitor

325A

500A

600A

225A

325A

- 55 model 700A

325A

F2B (For pump No.2)

325A

F3 (For PS)

75A

F4 (For lamps)

1OA

(

10A

F6 (For controller)

10A

F7 (For SAS controller)

10A

FD (For DClDC converter)

)

100V1800A

TMP (For pump)

1M1100H-025

100Vl880A

100Vl800A

t 1

100Vl880A

100V1800A

100Vl880A

100V1880A

CSBATT (For power supply)

S3CM7-80014QG

CSDA, CSDB (For drive)

S3CM7-80014QG

CSDA2, CSDB2 (For drive) CSP (For pump)

CO (For traveling and material handling).

ME251

MD2 (For drive)

MP (For pump)

ME251

MDI (For drive)

MPI (For pump) MP2 (For pump) MPS (For PS)

1 S3CM7-80014QG I

1 OOV/27OOpFx16 1 OOV12700pFx20 1 OOV127OOpFx18 1 OOV13300pFx20 1OOVl3300pFx22

MB [MD] (For power supply)

Contactor

275A

I TMPS (For PS)

20 32 model (chopper)

TMD2 (For drive)

Current sensor

15.18 model (chopper)

1 TMD (For drive)

Transistor

20 - 32 model (chopper-less)

F2A (For pump No.1)

I F5 (For control circuit)

15.1 8 model (chopper-less)

ME251

t I

ME251

2-4

COMPONENTS TravelinglMaterial Handling Controller ( I 5

IM-

- 32 Model)

2401

Traveling Controller (35

- 55 Model) 2401

Material Handling Controller (35

- 55 Model)

Chopper-less Dust proof

Chopper

IDust proof

2402

Contactor Panel (35 I

- 55 Model)

2402

CONTROLLER TRAVELlNGlMATERlAL HANDLING CONTROLLER ASSY REMOVAL-INSTALLATION (15 32 MODEL)

Caution: Before starting the job, measure the voltage between P I 4 and N1; if there is any voltage, insert a resistor at approx. 100 Q between P I 4 and N1 to discharge the capacitor. T = N-m(kgf-cm) [ft-lbfl

Nut connecting controller to cable

M8 MI0

T = 11 T = 15

- 15 (112 - 153) [8.1 - 11.11

- 19 (153 - 194) [11.1 - 14.01

Removal Procedure 1 2 3 4 5

Disconnect the battery plug. Remove the side cover LH. Remove the contactor panel ASSY. (See page 2-21) Disconnect the connectors and terminals from the travelinglmaterial handling controller ASSY. Remove the controller ASSY.

Installation Procedure The installation procedure is the reverse of the removal procedure.

2-16

TRAVELING CONTROLLER ASSY REMOVAL-INSTALLATION (35

- 55 MODEL)

Caution: Before starting the job, measure the voltage between P4 and N1; if there is any voltage, insert a resistor at approx. 100 Q between P4 and N1 to discharge the capacitor. T = N-m (kgf-cm) [ft-lbfl

Nut connecting controller to cable

M8 M10

- 15 (112 - 153) [8.1 - 11.11 T = 15 - 19 (153 - 194) [11.1 - 14.01

T = 11

Removal Procedure 1 Disconnect the battery plug. 2 Remove the side cover RH. 3 Remove the duct. 4 Disconnect the connectors and terminals from the traveling controller ASSY. 5 Remove the controller ASSY.

Installation Procedure The installation procedure is the reverse of the removal procedure.

MATERIAL HANDLING CONTROLLER ASSY REMOVAL-INSTALLATION (35 55 MODEL)

Caution: Before starting the job, measure the voltage between P I 2 and N2; if there is any voltage, insert a resistor at approx. 100 52 between P I 2 and N2 to discharge the capacitor. T = N-m(kgf-cm) [ft-lbfl

Nut connecting controller to cable

M8 MI0

T = 11 15 (112 153) [8.1 11.11 T = 15 19 (153 194) [11.1 14.01

Removal Procedure 1 2 3 4 5

Disconnect the battery plug. Remove the side cover LH. Remove the controller cover. Disconnect the connectors and terminals from the material handling controller ASSY. Remove the controller ASSY.

Installation Procedure The installation procedure is the reverse of the removal procedure.

TRAVELING AND MATERIAL HANDLING CONTROLLER INSPECTION Some components can be inspected after they are removed from the vehicle, while others can only be inspected as installed on the vehicle. Inspect the CPU board, DClMD board, SCPU board and DCIPD board as installed on the vehicle since the battery voltage must be applied. The explanation here is mainly for inspection of the travelinglmaterial handling controller as removed from the vehicle.

1. Insulation resistance measurement (Always measure before inspecting the travelinglmaterial handling controller.) (1) Disconnect the battery plug and measure the insulation resistance between the battery plug and body.

Measurement terminals Controller side of battery plug -Body Standard

The higher the resistance the better, but it varies greatly with the vehicle operating condition, place and weather. (Approx. 1 MR or more)

2. CO (overall capacitor) (1) lnspection method Confirm complete discharge of CO before inspection.

Portion to be inspected

Measurement terminals

Tester range

Both terminals on the rear side of CO

QxIk

Standard: Bring tester probes into contact with both terminals of CO. The pointer once reflects to the 0 R side. Then it gradually returns to w and finally indicates W. w Q is indicated because the capacitor is charged by the tester current.

3. TMD (drive motor transistor), TMP (pump motor transistor)

(1) lnspection method Remove CO (overall capacitor) and the insulation cover. Portion to be inspected

Measurement terminals D 1 (D2) (+) - S l (S2) (-) D l (D2) (+) - G (-) S l (52) (+) - D l (~217-)-

TMD TMP

- 32 model

___

Approx. 12 kn WQ

Approx. 10 kQ

G (+) - D l (2) (-) G (+) S1(S2) (-)

TMP (Only chopper)

Qxlk

Approx. 1 kQ 35

- 55 model (For traveling) TMD

TMD L

Approx. 2 kQ

S l (S2) (+) - G (-)

Tester range

Standard

TMD2

35 55 model (For material handling) TMP

4. Cooling fan (1) Inspection method Fan connector disconnected Model 15 - 3 2

Portion to be inspected

Measurement terminals

FAN NO.l

CN132-1 (17) - CNI32-2 (N2)

FAN N0.2

CN133-1 (7) - CN133-2 (8)

FAN N0.3 (20 35

- 55

- 32 model)

CN139-1 (18) - CN139-2 (N2)

FAN NO.?

CN132-1 (7) - CN132-2 (8)

FAN N0.2

CNl33-1 (9) - CN133-2 (10)

FAN N0.3

CN160-1 (17) - CN160-2 (N2)

Standard

Tester range

Qx I

CONTACTOR PANEL ASSY REMOVAL-INSTALLATION (15

32 MODEL) T = N.m (kgf-cm) [ft-lbfl

Nut connecting panel to cable

M8 MI0

T = 11 T = 15

- 15 (112 - 153) [8.1 - 11.11

- 19 (153 - 194) [11.1 - 14.01

Removal Procedure 1 2 3 4 5

Disconnect the battery plug. Remove the side cover LH. Remove the contactor cover. (Dust proof model) Disconnect the connectors and terminals from the contactor panel ASSY. Remove the contactor panel ASSY.

Installation Procedure The installation procedure is the reverse of the removal procedure.

CONTACTOR PANEL ASSY REMOVAL-INSTALLATION (35

- 55 MODEL) = T

Nut connecting panel to cable

M8 MI0

N-m(kgf-cm) [ft-lbfJ

- 15 (112 - 153) [8.1 - 11.11 T = 15 - 19 (153 - 194) [11.1 - 14.01 T = 11

Removal Procedure 1 Disconnect the battery plug. 2 Remove the side cover RH. 3 Remove the contactor cover. (Dust proof model) 4 Disconnect the connectors and terminals from the contactor panel ASSY. 5 Remove the contactor panel ASSY.

Installation Procedure The installation procedure is the reverse of the removal procedure.

CONTACTOR PANEL INSPECTION 1. Power supply contactor (1) lnspection method Disconnect the contactor connector, and measure the resistance of the contactor coil. Model

1 5 - 32 Chopper less

Measurement terminals

Standard

Tester range

Both terminals of contactor connector

Approx. 20 !2 (at 20Â°C (68Â°F))

Q x l

h A n . hI "A, ,P Cnil I",VVll

- 55

:,--...-+-A 11

13pauau

1 5 - 32 Chopper .. 35

Portion to be

MB (MD) Coil*l

MDI eMD2 MPI.MP2 Coil I *I : "MD" is printed on the connector.

2. Fuse (1) lnspection method Remove the fuse and measure the resistance. Measurement terminals Portion to be inspected Both terminals of fuse

Fuse 15

- 32 model

- 55 model

F6 F7

F2B

Standard

Tester range

Qx1

- 32 model

2-24

PS CONTROLLER ASSY REMOVAL-INSTALLATION (15

Removal Procedure

Disconnect the battery plug. Remove the toe board (rear). Remove the control panel ASSY.

Disconnect the electrical wiring.

1 2

Installation Procedure The installation procedure is the reverse of the removal procedure.

- 32 MODEL)

PS CONTROLLER INSPECTION (15

- 32 MODEL)

FHPS Remove the cover and perform the operation with the controller installed on the vehicle. 1. P22-N1 voltage measurement Battery plug connected-key switch ON Measurement terminals

P22 -N1

Circuit tester range

DC200 V

Standard

36/48 V

2. Mps contactor coil conduction measurement Battery plug disconnected-key switch OFF Measurement terminals Circuit tester range Standard *

Both terminals of connector of Mps Contactor ~

Approx. 20 i2 (at 20Â°C (68Â°F))

3. F3 (PS circuit fuse) inspection Battery plug disconnected, F3 removal Measurement terminals Circuit tester range Standard

Both terminals of F3 Rxl

EHPS Similarly as the travelinglmaterial handling controllers, some components can be inspected after removal from the vehicle while others cannot unless they are installed on the vehicle. The EHPS board is to be inspected as installed on the vehicle because they must be applied with the battery voltage. The inspection method for the PS controller ASSY explained here is mainly for the state after removal from the vehicle. 1. TMPS (transistor for PS)

(1) Inspection method Disconnect the TMPS wiring. Portion to be inspected

Measurement terminals C2E1-E2

TMPS

G2-E2 C2E1-C1

Standard

C2E1 (-) probe - E2 (+) probe

-52

C2E1 (+) probe - E2 (-) probe

Continuity shall exist.

G2 (-) probe- E2 (+) probe

..Q

G2 (+) probe - E2 (-) probe

mi2

C2E1 (-) - C1 (+)

Continuity shall exist.

C2E1 (+) - C1 (-)

Tester range

Q Xl k

Caution: When shifting to check C2E1-E2 from G2-E2 short connect G2-E2 to avoid the possibility of continuity on both directions. Never touch to G2 terminal with a naked hand. Because static electricity may damage the transistor.

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