Operational Liaison Meeting – Fly-By-Wire aircraft
2004
Summary of Braking Recommendations in the SOP
Customer Services
INTRODUCTION
BRAKING RECOMMENDATIONS
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In the Standard Operating Procedures (SOP)
WHERE ?
Summary of Braking Recommendations in the SOP
WHAT ?
WHY ?
Page 2
CONTENTS PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSHBACK OR START TAXI BEFORE TAKEOFF APPROACH LANDING AFTER LANDING
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 3
FLIGHT PHASE PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSHBACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 4
Parking Brake Check PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START
– PARKING BRAKE ……….ON – ACCU PRESS & BRAKE PRESS indicators…..CHECK Ø The ACCU PRESS indication must be in the Green band.
TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING
ØIf not, recharge the accumulator using the YELLOW electric pump (SA aircraft), or the BLUE electric pump (LR aircraft).
AFTER LANDING PARKING SECURING THE AIRCRAFT
WARNING: Obtain ground crew clearance BEFORE using the electric pump
Summary of Braking Recommendations in the SOP
Page 5
Alternate Braking System Check PRELIMINARY COCKPIT PREPARATION
Objective: Check for absence of “spongy pedals”
COCKPIT PREPARATION BDDV
AUXILLARY LP DISTRIBUTION LINE
BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH
ØOnly performed before the first flight of the day
LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 6
Alternate Braking System Check … PRELIMINARY COCKPIT PREPARATION
Single-Aisle aircraft With BSCS EM²
A340-500/600 aircraft
COCKPIT PREPARATION BEFORE PUSH BACK OR START
ABCU
No Auxiliary LP Distribution Line
TAXI
EBCU
BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING
ALTERNATE BRAKING SYSTEM CHECK
SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 7
Alternate Braking System Check … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING
- Y ELEC PUMP………..CHECK OFF Ø For SA aircraft only. Ø Ensures GREEN hydraulic system is not pressurized via the PTU.
Ø Normal braking system is not available.
- CHOCKS……………....CHECK IN PLACE - PARKING BRAKE…….OFF - BRAKE PEDALS ……..PRESS - BRAKE PRESSURE….CHECK
AFTER LANDING PARKING SECURING THE AIRCRAFT
If unsuccessful, maintenance action is due.
Summary of Braking Recommendations in the SOP
Page 8
Parking Brake for Exterior Inspection PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START
- PARKING BRAKE…….. ON Ø To enable the flight crew to check brake wear indicators during the exterior inspection.
TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 9
FLIGHT PHASE … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 10
Parking Brake Check PRELIMINARY COCKPIT PREPARATION
–PARKING BRAKE……..ON THEN OFF
COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 11
Parking Brake Check … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION
–PARKING BRAKE……..ON THEN OFF ØTo check parking brake pressure
BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 12
Parking Brake Check … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION
–PARKING BRAKE……..ON THEN OFF ØTo check parking brake pressure
BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING
If chocks are in place, release the parking brake to increase brake cooling during transit.
PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 13
FLIGHT PHASE … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 14
Parking Brake ACCU Pressure Check PRELIMINARY COCKPIT PREPARATION
– PARKING BRAKE ACCU PRESS…..CHECK
COCKPIT PREPARATION
ØThe ACCU PRESS indication
BEFORE PUSH BACK OR START
must be in the Green band.
TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Ø To ensure parking brake availability, in case emergency braking is required during pushback due to a broken towbar. Do NOT use brakes during pushback, unless required due to an emergency
Summary of Braking Recommendations in the SOP
Page 15
Parking Brake PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING
•If during engine start, the aircraft starts moving with parking brake ON: – PARKING BRAKE…..OFF – BRAKE PEDALS……PRESS
ØFor only A320 Family without new pressure switch (Mod 30062 – SB A320-32-1201), braking via pedals is not possible while the parking brake is ON.
AFTER LANDING
ØHowever, there is one single procedure in the
PARKING
SOP for all aircraft types, to cover Mixed Fleet cases.
SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 16
FLIGHT PHASE … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 17
Parking Brake Check PRELIMINARY COCKPIT PREPARATION
– PARKING BRAKE…………….OFF
COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 18
Parking Brake Check … PRELIMINARY COCKPIT PREPARATION
– PARKING BRAKE…………….OFF Ø Check
that brake pressure is zero
COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING
For the A340-500/600 aircraft:
AFTER LANDING
If the brake pedals are pressed, before releasing the parking brake, alternate braking remains active.
PARKING
Ø Alternate pressure is displayed until pedals are released.
SECURING THE AIRCRAFT
Ø Corrected via the BSCU S3B Standard (MOD 52465)
Summary of Braking Recommendations in the SOP
Page 19
Brakes Check… PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
– BRAKES………………………………..CHECK Ø Once
the aircraft starts moving:
– Check normal braking efficiency – Check that GREEN pressure has taken over the YELLOW (SA aircraft) pressure, or the BLUE (LR aircraft) pressure.
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 20
Brakes Check… BLUE (A330/A340) or YELLOW (A320) HP
GREEN HP NORM BRK
If no braking order
SEL VALVE
SHUTTLE VALVE
Closed BDDV
AUXILLARY LP DISTRIBUTION LINE To other
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
gear
WHEEL
NORMAL SERVO VALVE
T A C H
Summary of Braking Recommendations in the SOP
ALTERNATE SERVO VALVE
BSCU
Page 21
Brakes Check… BLUE (A330/A340) or YELLOW (A320) HP
GREEN HP NORM BRK SEL VALVE
Brake pedals pressed No pressure
SHUTTLE VALVE
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
BDDV
WHEEL
Regulates according to pedal position
NORMAL SERVO VALVE
T A C H
Summary of Braking Recommendations in the SOP
AUXILLARY LP DISTRIBUTION LINE To other gear
ALTERNATE SERVO VALVE
BSCU
Page 22
Brakes Check … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH
– BRAKES………………………………..CHECK Ø Once
the aircraft starts moving:
– Check normal braking efficiency – Check that GREEN pressure has taken over the YELLOW pressure. Ø “Spongy”
pedals indicate degraded performance of the alternate braking system.
LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 23
Brakes Check … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI
– BRAKES………………………………..CHECK Ø Once
the aircraft starts moving:
– Check normal braking efficiency – Check that GREEN pressure has taken over the YELLOW pressure.
BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING
Ø “Spongy”
pedals indicate a degraded performance of the alternate braking system.
AFTER LANDING PARKING SECURING THE AIRCRAFT
NOT APPLICABLE to A340-500/600 or singleaisle aircraft with the BSCS EM² Standard
Summary of Braking Recommendations in the SOP
Page 24
A340-500/600 and SA aircraft with BSCS EM² GREEN HP
BLUE (A340-500/600) or YELLOW (A320) HP
NORM BRK SEL VALVE
ALTN BRK SEL VALVE
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
ALTN SERVO VALVE
WHEELS
NORMAL SERVO VALVE
T A C H
Summary of Braking Recommendations in the SOP
Always closed, when normal braking is available
BSCU or ABCU or EBCU
Page 25
Brakes Check … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START
– BRAKES………………………………..CHECK Ø Do
not “ride” the brakes, to reduce brake wear. Ø If an arc is displayed on the ECAM wheel page, above the brake temperature, set the brake FANS ON: èTo reduce brake wear. èTo ensure maximum energy will be Messier sustained, - Bugatti in case of a rejected takeoff.
TAXI BEFORE TAKEOFF
Wear rate
Honeywell-ALS
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING
BF Goodrich
AFTER LANDING PARKING SECURING THE AIRCRAFT
0
80
Summary of Braking Recommendations in the SOP
150
250
315
500
Indicated temperature ° C
Page 26
Brakes Check … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
– BRAKES………………………………..CHECK Ø Do
not “ride” the brakes, to reduce brake wear. Ø If an arc is displayed on the ECAM wheel page, above the brake temperature, set the brake FANS ON: èTo reduce brake wear. èTo ensure maximum energy will be sustained, in case of a rejected takeoff.
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 27
Autobrake PRELIMINARY COCKPIT PREPARATION
A340-500/600
Other
COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
ØEnhances safety, in case of a rejected takeoff. ØPerform the flight control check before arming the autobrake: Ø To check that ground spoilers are not extended èTo prevent autobrake activation when armed.
Summary of Braking Recommendations in the SOP
Page 28
FLIGHT PHASE … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 29
Brake Temperature PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI
Max brake Brake type temp for takeoff ABS (SA aircraft only)
260°C
OTHER
300°C
BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Prevents hydraulic fluid ignition in the main landing gear bay, in the event of a fluid leak.
Summary of Braking Recommendations in the SOP
Page 30
Brake Temperature … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI
Max brake Brake type temp for takeoff ABS (SA aircraft only)
260°C
Not installed Or OFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH
OTHER
SECURING THE AIRCRAFT
300°C ON
AFTER LANDING PARKING
Not installed Or OFF ON
BEFORE TAKEOFF
LANDING
Brake Fans
Displayed brake temp
Monitoring
ECAM “ BRAKES HOT ”
ECAM “ BRAKES HOT ”
Flight Crew
Prevents hydraulic fluid ignition in the main landing gear bay, in the event of a fluid leak.
Summary of Braking Recommendations in the SOP
Page 31
Brake Temperature … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START
è Do not takeoff, in case of: è“BRAKES èBrake
HOT” ECAM Caution, or
temp> 150°C with the brake fans ON,
and no ABS brakes
TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING
è Do not takeoff with the brake fans ON, to avoid brake fan damage caused by debris.
AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 32
FLIGHT PHASE … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 33
Autobrake PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START
• AUTOBRAKE………………. AS REQUIRED • Use of the autobrake is recommended to: ØOptimize
the deceleration rate
TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH
ØEnsure
single brake application
èReduce carbon brake wear
LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 34
Autobrake … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION
AUTOBRAKE MODE A340500/600
OTHER
LO, 2 or 3
LO
Long and dry runways
4
MED
Short or contaminated runways
MAX
Not recommended for landing
CONDITION
BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
HI
Summary of Braking Recommendations in the SOP
In some emergency or short runway situations Page 35
Autobrake … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION
AUTOBRAKE MODE A340500/600
BEFORE PUSH BACK OR START
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING
CONDITION On wet or contaminated runways, use
manual braking and maximum reverse.
TAXI BEFORE TAKEOFF
OTHER TEMPORARY REVISION:
è Cancelled by BSCU S3B Standard LO, 2 or 3
LO
Long and dry runways
4
MED
Short or contaminated runways
MAX
Not recommended for landing
AFTER LANDING PARKING SECURING THE AIRCRAFT
HI
Summary of Braking Recommendations in the SOP
In some emergency or short runway situations Page 36
Residual Braking Check PRELIMINARY COCKPIT PREPARATION
• WHEN LANDING GEAR IS DOWN: – ECAM
WHEEL PAGE ……………….CHECK
COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI
ØCheck residual braking on the triple indicator
BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH
YES
LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 37
Residual Braking Check … PRELIMINARY COCKPIT PREPARATION
• WHEN LANDING GEAR IS DOWN: – ECAM
WHEEL PAGE ……………….CHECK
COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI
indicator
A340-500/600 FWC W3:
BEFORE TAKEOFF APPROACH © AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
ØCheck With A330residual FWC K7, braking on the triple and
LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
“RESIDUAL BRAKING” ECAMYES alert not inhibited in flight BRAKES RESIDUAL BRAKING - RESIDUAL BRKG PROC…….APPLY
Summary of Braking Recommendations in the SOP
Page 38
Residual Braking Check … PRELIMINARY COCKPIT PREPARATION
• WHEN LANDING GEAR IS DOWN: – ECAM
WHEEL PAGE ……………….CHECK
COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI
•With A340 FWC L10, “RESIDUAL BRAKING” procedure displayed on ECAM
BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING
•Will be introduced in: -A330 FWC K8 -A340-500/600 FWC W4
SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 39
FLIGHT PHASE … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 40
Braking PRELIMINARY COCKPIT PREPARATION
• BRAKES………………………..AS REQUIRED Ø Monitor the autobrake
COCKPIT PREPARATION
A340-500/600
BEFORE PUSH BACK OR START
Other
TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING
ØWhen required, brake with pedals.
• Before 20 knots: AUTO BRK………………………..DISENGAGE
PARKING
–
SECURING THE AIRCRAFT
ØTo
prevent brake jerks at low speed.
Summary of Braking Recommendations in the SOP
Page 41
FLIGHT PHASE … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 42
Brake Temperature PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START
–BRAKE TEMPERATURE………….CHECK ØCheck for discrepancies and high temperature ØSelect brake fans: q
èAllow thermal equalization and stabilization èAvoid oxidation of brake surface hot spots
TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
At least 5 minutes after the temperature check to:
q
Just before stopping at the gate, to: è Prevent carbon dust from being blown over ground personnel
However, when turnaround time is short, or brake temperatures are likely to exceed 500°C (ABS: 350°C): Use brake fans
Summary of Braking Recommendations in the SOP
Page 43
Brake Temperature … PRELIMINARY COCKPIT PREPARATION
–BRAKE TEMPERATURE………….CHECK
COCKPIT PREPARATION BEFORE PUSH BACK OR START
Refer to the FCOM 3.04.32 for
TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH
brake temperature limitations requiring maintenance action
LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 44
FLIGHT PHASE … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 45
Parking Brake PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START
– PARKING BRAKE ACCU PRESS………CHECK ØThe ACCU PRESS indication must be in the Green band.
TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
ØIf not, chocks are required before: Ø ENG
1 shutdown (A320 FAM) Ø ENG 1 and 2 shutdown (A330) Ø ENG 1 and 4 shutdown (A340)
èTo ensure Green Hydraulic pressure/ normal braking availability
Summary of Braking Recommendations in the SOP
Page 46
Parking Brake … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI
– PARKING BRAKE…………..……ON ØIf the brake temperature is above 500°C (350°C with the Brake Fans ON, and for non ABS brakes), and unless operationally necessary:
BEFORE TAKEOFF
– Avoid
applying the parking brake
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING
èTo prevent brake damage
AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 47
Parking Brake … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI
• After shutting down the engines, and checking that the chocks are in place: – PARKING BRAKE…………..……AS RQRD
ØIf the brake temperature is above 300°C (150°C with the Brake Fans ON, and for non ABS brakes),
BEFORE TAKEOFF
and unless operationally necessary:
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING
– Avoid
applying the parking brake
èTo prevent brake damage, due to brake
PARKING
application for an extended period of time,
SECURING THE AIRCRAFT
and at high temperatures.
Summary of Braking Recommendations in the SOP
Page 48
FLIGHT PHASE … PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 49
Parking Brake PRELIMINARY COCKPIT PREPARATION COCKPIT PREPARATION BEFORE PUSH BACK OR START
– PARKING BRAKE……………CHECK ON Ø To
reduce the hydraulic leak rate in the brake accumulator
TAXI BEFORE TAKEOFF
© AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
APPROACH LANDING AFTER LANDING PARKING SECURING THE AIRCRAFT
Summary of Braking Recommendations in the SOP
Page 50
CONCLUSION • This presentation is designed to provide our recommendations for the standard operation of braking systems.
• These recommendations take the following aspects into account: 1. SAFETY © AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
2. COST-EFFECTIVENESS
Summary of Braking Recommendations in the SOP
Page 51
This document and all information contained herein is the sole property of AIRBUS S.A.S. No intellectual property rights are granted by the delivery of this document or the disclosure of its content. This document shall not be reproduced or disclosed to a third party without the express written consent of AIRBUS S.A.S. This document and its content shall not be used for any purpose other than that for which it is supplied.
Š AIRBUS S.A.S. All rights reserved. Confidential and proprietary document.
The statements made herein do not constitute an offer. They are based on the mentioned assumptions and are expressed in good faith. Where the supporting grounds for these statements are not shown, AIRBUS S.A.S. will be pleased to explain the basis thereof.
AN EADS JOINT COMPANY WITH BAE SYSTEMS
Summary of Braking Recommendations in the SOP
Page 52