SER VICE MANUAL
T8.320
Link Product / Engine
Contents
INTRODUCTION
[10.001] Engine and crankcase
[10.101] Cylinder heads
[10.202] Air cleaners and lines
[10.206] Fuel filters
[10.216] Fuel tanks
[10.218] Fuel injection system
[10.304] Engine lubrication system
[10.310] Aftercooler
[10.400] Engine cooling system
[10.414] Fan and drive
[10.500] Selective Catalytic Reduction (SCR) exhaust treatment
Power coupling
Drive shaft
10] Flywheel damper
Drive shaft shield assembly
Transmission
Powershift transmission hydraulic components
13] Powershift transmission
Powershift transmission external controls
Powershift transmission internal components Dropbox
Drive (4WD) system
Drive shaft
Front axle system
[25.100] Powered front axle
[25.102] Front bevel gear set and dif ferential
[25.108] Final drive hub, steering knuckles, and shafts
[25.122] Axle suspension control
Rear axle system
Powered rear axle
Rear bevel gear set and dif ferential
Planetary and final drives
Rear axle track yoke assembly
[31.104] Rear electro-hydraulic control
[31.1 10] One-speed rear Power T ake-Of f (PT
14] T rear Power T f (PT Front Power T f (PT
Brakes and
Hydraulic systems Pump control valves V ariable displacement pump
[35.1 14]
Combination pump units
Hitches, drawbars, and implement couplings
[37.1 10] Rear three-point hitch
[37.120] Rear three-point hitch linkage
[37.162] Front hitch
Frames and ballasting
[39.100] Frame
Steering
Steering control
Hydraulic control components
Pump
Wheels
Autoguidance steering
[44.520] Rear wheels
racks and track suspension
[48.100] T racks .
[48.130] T rack frame and driving wheels
[48.138] T rack rollers
Engine intake and exhaust system
Engine control system
ransmission control system
Front axle control system
Rear axle control system
Steering control system
and (HV AC) control system
[55.051] Cab Heating, V entilation, and Air-Conditioning (HV AC) controls
[55.100] Harnesses and connectors .
Rear hitch electronic control system
[55.201] Engine starting system
[55.301] Alternator
Battery
W arning and instruments
[55.510] Cab platform harnesses and connectors
[55.512] Cab controls .
[55.513] Cab transmission controls
Wiper and washer system
Electronic modules
Selective Catalytic Reduction (SCR) electrical system
[55.DTC] F AUL T CODES
[90.102] Engine shields, hood latches, and trims
General specification - Engine
General specification - Power train
Capacities
Product identification
Product identification - Machine orientation
Foreword - Important notice regarding equipment servicing
All repair and maintenance work listed this manual must carried out only qualified dealership strictly complying with the instructions and whenever the special
Anyone who performs repair and maintenance operations without complying with the procedures provided herein shall responsible for any subsequent
The manufacturer and all the organizations its distribution chain, including - without limitationnational, regional, local reject any responsibility for damages caused parts and / components not approved the facturer , including those used for the servicing repair the product manufactured marketed the manufacturer any case, warranty given attributed the product manufactured marketed the manufacturer case damages caused parts and / components not approved the manufacturer
The manufacturer reserves the right make improvements design and changes specifications any time without notice and without incurring any obligation install them units previously and illustrative material herein are accurate known time publication but are subject change without notice. case refer your NEW HOLLAND Sales and Service
Safety rules
Personal safety
This the safety alert used alert you potential personal injury Obey all safety messages that follow this symbol avoid possible death injury
Throughout this manual you will find the signal words W and CAUTION followed special These precautions are intended for the personal safety you and those working with
Read and understand all the safety messages this manual before you operate service the
DANGER indicates a hazardous situation not will result death serious injury
W ARNING indicates a hazardous situation not could result death serious injury
CAUTION indicates a hazardous situation not could result minor moderate injury
F AILURE T O FOLLOW
Machine safety
NOTICE: Notice indicates a situation that, not avoided, could result machine property damage.
Throughout this manual you will find the signal word Notice followed special instructions prevent machine property damage. The word Notice used address practices not related personal safety .
Information
NOTE: Note indicates additional information that clarifies other information this
Throughout this manual you will find the word Note followed additional information about a step, other information the The word Note not intended address personal safety property
Safety rules - General maintenance safety
General maintenance safety
Keep the area used for servicing the machine clean and dry Clean spilled
Service the machine a level
Install guards and shields after you service the machine.
Close all access doors and install all panels after servicing the
not attempt clean, lubricate, clear obstructions, make adjustments the machine while motion while the engine
Always make sure that working area clear tools, parts, other persons and pets before you start operating the
Unsupported hydraulic cylinders can lose pressure and drop the equipment, causing a crushing hazard. not leave equipment a raised position while parked during unless the equipment securely
Jack lift the machine only jack lift points indicated this manual.
Incorrect towing procedures can cause When you tow a disabled machine follow the procedure this Use only rigid tow
Stop the remove the key , and relieve pressure before you connect disconnect fluid
Stop the engine and remove the key before you connect disconnect electrical connections.
Scalding can result from incorrect removal coolant
Cooling systems operate under Hot coolant can spray out you remove a cap while the system hot. Allow the system cool before you remove the cap. When you remove the turn slowly allow pressure escape before you completely remove the
Replace damaged worn electrical
The exhaust and hydraulic lines may become hot during T ake care when you service such Allow surfaces cool before you handle disconnect hot W ear protective equipment when
When follow the instructions the Always disconnect the battery before you weld the Always wash your hands after you handle battery
Safety rules - Personal Protective Equipment (PPE)
Personal Protective Equipment (PPE)
W ear Personal Protective Equipment (PPE) such hard eye heavy hearing tective
Safety rules - Not Operate tag
Not Operate tag
Before you start servicing the attach a Not warning tag the machine area that will
Safety rules - Ecology and the environment
Soil, air , and water are vital factors agriculture and life general. When legislation does not yet rule the treatment some the substances required advanced technology , sound judgment should govern the use and disposal products a chemical and petrochemical
NOTE: The following are recommendations that may assistance:
• Become acquainted with and ensure that you understand the relative legislation applicable your country
• Where legislation obtain information from suppliers cleaning with regard their fect man and nature and how safely and dispose these
• Agricultural consultants many cases, able help you
Helpful hints
• A void filling tanks using cans inappropriate pressurized fuel delivery systems that may cause considerable
• general, avoid skin contact with all fuels, oils, acids, solvents, etc. Most them contain substances that may harmful your
• Modern oils contain not burn contaminated fuels and waste oils ordinary heating
• A void spillage when draining f used engine coolant gearbox and hydraulic brake not mix drained brake fluids fuels with Store them safely until they can disposed a proper way comply with local legislation and available
• Modern coolant antifreeze and other should replaced every two They should not allowed get into the soil, but should collected and disposed properly .
• not open the air - conditioning system contains gases that should not released into the Y our NEW HOLLAND dealer air conditioning specialist has a special extractor for this purpose and will have recharge the system properly
• Repair any leaks defects the engine cooling hydraulic system immediately
• not increase the pressure a pressurized circuit this may lead a component
• Protect hoses during welding penetrating weld splatter may burn a hole weaken allowing the loss oils, coolant, etc.
T orque - Minimum tightening torques for normal assembly
NOTE: through hardware torque specifications are shown poundinches. M10 through M24
specifications are shown pound -
IDENTIFICA
TION
Metric Hex head and carriage bolts, classes 5.6 and
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