W DOC AIRBUS | AMM A320F

Reclamation of the Hydraulic Fluid in the Green Hydraulic System

TASK 12-36-29-600-004-A
Reclamation of the Hydraulic Fluid in the Green Hydraulic System

WARNING: PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU START A TASK ON OR NEAR:
  • THE FLIGHT CONTROLS
  • THE FLIGHT CONTROL SURFACES
  • THE LANDING GEAR AND THE RELATED DOORS
  • COMPONENTS THAT MOVE.
MOVEMENT OF COMPONENTS CAN KILL OR CAUSE INJURY TO PERSONS AND/OR CAN CAUSE DAMAGE TO THE EQUIPMENT.
WARNING: OBEY THE HYDRAULIC SAFETY PROCEDURES.
WARNING: DO NOT GET THE FLUID ON YOUR SKIN OR IN YOUR EYES. IF YOU DO:
  • FLUSH IT AWAY WITH CLEAN WATER
  • GET MEDICAL AID.
1. Reason for the Job
To decrease the particle contamination of the hydraulic fluid in the Green hydraulic system if it is more than NSA307110 class 9.
2. Job Set-up Information
 A. Fixtures, Tools, Test and Support Equipment
REFERENCE
QTY
DESIGNATION
No specific
1
SAFETY BARRIER(S)
No specific
1
TURNTABLE - NLG STEERING OPERATION
No specific
1
WARNING NOTICE(S)
460007280
1
SLEEVE-GROUND LOCK
ALT29000001
1
HYD GRND PWR UNIT3000
D23080000
1
PIN-GROUND LOCK,NLG
 B. Work Zones and Access Panels
ZONE/ACCESS
ZONE DESCRIPTION
197CB
 C. Referenced Information
REFERENCE
DESIGNATION
TASK 07-11-00-581-001-A
Lifting for Aircraft Maintenance Operations
TASK 07-11-00-586-002-A
Lowering of the Aircraft for Maintenance Operations
TASK 12-32-29-281-001-A
Analyze Hydraulic Fluid
TASK 24-41-00-861-002-A
Energize the Aircraft Electrical Circuits from the External Power
TASK 24-41-00-861-002-A-01
Energize the Aircraft Electrical Circuits from the APU
TASK 24-41-00-861-002-A-02
Energize the Aircraft Electrical Circuits from Engine 1(2)
TASK 24-41-00-862-002-A
De-energize the Aircraft Electrical Circuits Supplied from the External Power
TASK 24-41-00-862-002-A-01
De-energize the Aircraft Electrical Circuits Supplied from the APU
TASK 24-41-00-862-002-A-02
De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2)
TASK 29-00-00-910-002-A
Safety Procedures of the Hydraulic System
TASK 29-11-43-610-010-A
Servicing of the Engine-Pump Case-Drain Filter
TASK 29-11-43-610-040-A
Servicing of the Engine-Pump Case-Drain Filter
TASK 29-11-43-610-041-A
Servicing the Engine-Pump Case-Drain Filter
TASK 29-11-44-610-001-A
Servicing of the LP-Filter
TASK 29-11-45-610-001-A
Servicing of the HP-Filter
TASK 29-23-00-860-001-A
Disconnection of the Isolation Coupling of the Power Transfer Unit (PTU)
TASK 29-23-00-860-002-A
Connection of the Isolation Coupling of the Power Transfer Unit (PTU)
TASK 32-00-00-481-001-A
Installation of the Safety Devices on the Landing Gears
TASK 32-12-00-010-001-A
Open the Main Gear Doors for Access
TASK 32-12-00-410-001-A
Close the Main Gear Doors after Access
TASK 32-42-12-610-001-A
Servicing of the Hydraulic Brake Filter
TASK 71-13-00-010-010-A
Opening of the Fan Cowls 437AL(447AL),438AR(448AR)
TASK 71-13-00-010-040-A
Opening of the Fan Cowl Doors
TASK 71-13-00-010-040-B
Opening of the Fan Cowl Doors
TASK 71-13-00-410-010-A
Closing of the Fan Cowls 437AL(447AL),438AR(448AR)
TASK 71-13-00-410-040-A
Closing of the Fan Cowl Doors
TASK 71-13-00-410-040-B
Closing of the Fan Cowl Doors
TASK 78-31-00-710-042-A
Operational Test of the Thrust Reverser System
3. Job Set-up
Subtask 12-36-29-860-110-A
A. Safety Precautions
   (1) Obey the hydraulic safety procedures (Ref. AMM TASK 29-00-00-910-002).
   (2) Put the WARNING NOTICE(S) and SAFETY BARRIER(S) in position.
Subtask 12-36-29-010-078-A
B. Open the access door 197CB.
Subtask 12-36-29-860-111-A ** ON A/C NOT FOR ALL
C. Preparation of the Reclamation
   (1) Disconnect the PTU isolation coupling (Ref. AMM TASK 29-23-00-860-001).
   (2) Put the NLG on to the TURNTABLE - NLG STEERING OPERATION (to prevent damage to the tires when the steering is operated).
   (3) Connect the pressure hose of the ALT29000001 HYD GRND PWR UNIT3000 to the delivery connector 1008GM.
   (4) Connect the return hose of the ALT29000001 HYD GRND PWR UNIT3000 to the suction connector 1006GM.
Subtask 12-36-29-860-111-B ** ON A/C NOT FOR ALL
C. Preparation of the Reclamation
   (1) Disconnect the PTU isolation coupling (Ref. AMM TASK 29-23-00-860-001).
   (2) Connect the pressure hose of the ALT29000001 HYD GRND PWR UNIT3000 to the delivery connector 1008GM.
   (3) Connect the return hose of the ALT29000001 HYD GRND PWR UNIT3000 to the suction connector 1006GM.
4. Procedure
Subtask 12-36-29-960-063-A ** ON A/C NOT FOR ALL
A. Replacement of the Filter Elements
   (1) Replace the element in the LP filter 1002GM (Ref. AMM TASK 29-11-44-610-001).
   (2) Replace the element in the HP filter 1048GM (Ref. AMM TASK 29-11-45-610-001).
   (3) Replace the element in the brake filter 2584GM (Ref. AMM TASK 32-42-12-610-001).
   (4) Replace the element in the case drain filter 1084GM (Ref. AMM TASK 29-11-43-610-040).
Subtask 12-36-29-960-063-B ** ON A/C NOT FOR ALL
A. Replacement of the Filter Elements
   (1) Replace the element in the LP filter 1002GM (Ref. AMM TASK 29-11-44-610-001).
   (2) Replace the element in the HP filter 1048GM (Ref. AMM TASK 29-11-45-610-001).
   (3) Replace the element in the brake filter 2584GM (Ref. AMM TASK 32-42-12-610-001).
   (4) Replace the element in the case drain filter 1084GM (Ref. AMM TASK 29-11-43-610-010).
Subtask 12-36-29-960-063-C ** ON A/C NOT FOR ALL
A. Replacement of the Filter Elements
   (1) Replace the element in the LP filter 1002GM (Ref. AMM TASK 29-11-44-610-001).
   (2) Replace the element in the HP filter 1048GM (Ref. AMM TASK 29-11-45-610-001).
   (3) Replace the element in the brake filter 2584GM (Ref. AMM TASK 32-42-12-610-001).
   (4) Replace the element in the case drain filter 1084GM (Ref. AMM TASK 29-11-43-610-041).
Subtask 12-36-29-869-076-A ** ON A/C NOT FOR ALL
B. Reclamation Procedure
WARNING: MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS SURFACES ARE CLEAR. MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.
   (1) Energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-861-002).
   (2) Operate the hydraulic power cart.
   (3) In the cockpit, operate the flight controls:
     (a) On the panel 11VU, move the GND SPLRS ARMED lever to the FULL position then to the RET position. Do this step 3 times.
NOTE: The spoilers 1 and 5 left and right operate.
     (b) On the panel 18VU or 19VU, move the side stick fully to the left then fully to the right. Do this step 3 times.
NOTE: The ailerons and spoilers 5 left and right operate.
     (c) On the panel 18VU or 19VU, move the side stick fully forward then fully rearward. Do this step 3 times.
NOTE: The left elevator operates.
     (d) At the captain or first officer position, push the left pedal fully forward and the right pedal fully forward. Do this step 3 times.
NOTE: The rudder operates.
   (4) On the panel 114VU, move the flap/slat lever to the FULL position then to the 0 deg. position. Do this step 2 times.
NOTE: The flaps and slats operate.
   (5) On the center pedestal, turn one of the pitch-trim control wheels to the DN stop then to the UP stop. Do this step 3 times. Turn the pitch-trim control wheel to the 0 deg. position.
NOTE: The THS operates.
   (6) Operate the thrust reverser of engine 1 (Ref. AMM D/O 78-31-00-71).
   (7) At the captain or first officer position, turn the handwheel fully to the left then fully to the right. Do this step 3 times.
NOTE: The Nose Wheel operates.
   (8) Stop the hydraulic power cart.
   (9) Lift the aircraft (Ref. AMM TASK 07-11-00-581-001).
   (10) Remove the TURNTABLE - NLG STEERING OPERATION.
   (11) Remove the safety locks from the landing gear:
  • For the NLG remove the D23080000 PIN-GROUND LOCK,NLG.
  • For the MLG remove the 460007280 SLEEVE-GROUND LOCK.
   (12) Operate the hydraulic power cart.
   (13) On the panel 400VU, move the landing-gear control lever to the UP position then to the DOWN position. Do this step 3 times.
NOTE: The landing gear and landing gear doors operate.
   (14) Install the safety locks on the landing gear (Ref. AMM TASK 32-00-00-481-001):
  • For the NLG install the D23080000 PIN-GROUND LOCK,NLG.
  • For the MLG install the 460007280 SLEEVE-GROUND LOCK.
   (15) Stop the hydraulic power cart.
   (16) Lower the aircraft (Ref. AMM TASK 07-11-00-586-002).
Subtask 12-36-29-869-076-B ** ON A/C NOT FOR ALL
B. Reclamation Procedure
WARNING: MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS SURFACES ARE CLEAR. MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.
   (1) Energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-861-002).
   (2) Operate the hydraulic power cart.
   (3) In the cockpit, operate the flight controls:
     (a) On the panel 11VU, move the GND SPLRS ARMED lever to the FULL position then to the RET position. Do this step 3 times.
NOTE: The spoilers 1 and 5 left and right operate.
     (b) On the panel 18VU or 19VU, move the side stick fully to the left then fully to the right. Do this step 3 times.
NOTE: The ailerons and spoilers 5 left and right operate.
     (c) On the panel 18VU or 19VU, move the side stick fully forward then fully rearward. Do this step 3 times.
NOTE: The left elevator operates.
     (d) At the captain or first officer position, push the left pedal fully forward and the right pedal fully forward. Do this step 3 times.
NOTE: The rudder operates.
   (4) On the panel 114VU, move the flap/slat lever to the FULL position then to the 0 deg. position. Do this step 2 times.
NOTE: The flaps and slats operate.
   (5) On the center pedestal, turn one of the pitch-trim control wheels to the DN stop then to the UP stop. Do this step 3 times. Turn the pitch-trim control wheel to the 0 deg. position.
NOTE: The THS operates.
   (6) Operate the thrust reverser of engine 1 (Ref. AMM TASK 78-31-00-710-042).
   (7) Stop the hydraulic power cart.
   (8) Lift the aircraft (Ref. AMM TASK 07-11-00-581-001).
   (9) Remove the safety locks from the landing gear:
  • For the NLG remove the D23080000 PIN-GROUND LOCK,NLG.
  • For the MLG remove the 460007280 SLEEVE-GROUND LOCK.
   (10) Operate the hydraulic power cart.
   (11) On the panel 400VU, move the landing-gear control lever to the UP position then to the DOWN position. Do this step 3 times.
NOTE: The landing gear and landing gear doors operate.
   (12) Install the safety locks on the landing gear (Ref. AMM TASK 32-00-00-481-001):
  • For the NLG install the D23080000 PIN-GROUND LOCK,NLG.
  • For the MLG install the 460007280 SLEEVE-GROUND LOCK.
   (13) Stop the hydraulic power cart.
   (14) Lower the aircraft (Ref. AMM TASK 07-11-00-586-002).
Subtask 12-36-29-281-050-A
C. Sampling Procedure
   (1) Take a sample from the Green hydraulic system and make an analysis (Ref. AMM TASK 12-32-29-281-001).
   (2) If the particle contamination is more than NSA307110 class 9, do the procedure again.
Subtask 12-36-29-010-079-A ** ON A/C NOT FOR ALL
D. Get Access
   (1) Open the left or right MLG door (Ref. AMM TASK 32-12-00-010-001).
   (2) Open the engine 1 fan-cowl doors (Ref. AMM TASK 71-13-00-010-040).
Subtask 12-36-29-010-079-B ** ON A/C NOT FOR ALL
D. Get Access
   (1) Open the left or the right MLG door (Ref. AMM TASK 32-12-00-010-001).
   (2) Open the engine 1 fan-cowl doors (Ref. AMM TASK 71-13-00-010-010).
Subtask 12-36-29-010-079-D ** ON A/C NOT FOR ALL
D. Get Access
   (1) Open the left or the right MLG door (Ref. AMM TASK 32-12-00-010-001).
   (2) Open the engine 1 fan-cowl doors (Ref. AMM TASK 71-13-00-010-040).
Subtask 12-36-29-869-065-A
E. Make sure that the clogging indicators on the filters 1002GM, 1048GM, 1084GM and 2584GM are in (the filter is not clogged).
5. Close-up
Subtask 12-36-29-860-109-A
A. Put the system back to the serviceable condition.
   (1) Disconnect the pressure hose of the hydraulic power cart from the delivery connector 1008GM.
   (2) Disconnect the return hose of the hydraulic power cart from the suction connector 1006GM.
   (3) Connect the PTU isolation coupling (Ref. AMM TASK 29-23-00-860-002).
   (4) Remove the warning notices and safety barriers.
Subtask 12-36-29-410-067-A ** ON A/C NOT FOR ALL
B. Close Access
   (1) Make sure that the work area is clean and clear of tools and other items.
   (2) Close the applicable MLG door (Ref. AMM TASK 32-12-00-410-001).
   (3) Close the access door 197CB.
   (4) Close the engine 1 fan-cowl doors (Ref. AMM TASK 71-13-00-410-040).
Subtask 12-36-29-410-067-B ** ON A/C NOT FOR ALL
B. Close Access
   (1) Make sure that the work area is clean and clear of tools and other items.
   (2) Close the applicable MLG door (Ref. AMM TASK 32-12-00-410-001).
   (3) Close the access door 197CB.
   (4) Close the engine 1 fan-cowl doors (Ref. AMM TASK 71-13-00-410-010).
Subtask 12-36-29-410-067-D ** ON A/C NOT FOR ALL
B. Close Access
   (1) Make sure that the work area is clean and clear of tools and other items.
   (2) Close the applicable MLG door (Ref. AMM TASK 32-12-00-410-001).
   (3) Close the access door 197CB.
   (4) Close the engine 1 fan-cowl doors (Ref. AMM TASK 71-13-00-410-040).
Subtask 12-36-29-860-112-A
C. Put the aircraft back to the serviceable condition.
   (1) De-energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-862-002).
   (2) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
[Rev.10 from 2021] 2026.04.02 06:46:33 UTC
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