(10)
 Remove the lower pressure-relief valve tube (30) from the engine.

 (11)
 Put protective covers on the lower pressure-relief valve tube (30), the fitting on the top case drain hose/tube and the higher pressure-relief valve hose/tube (25).

 1EFF : ALL 1 29-11-49Page 462 1 1 Aug 01/05R 1 1 1CES 1

 TASK 29-11-49-400-006
 Installation of the Pressure-Relief Valve Hose/Tube
 WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
 WARNING : DO NOT TOUCH THE HYDRAULIC SYSTEM COMPONENTS FOR A SHORT TIME AFTER
_______ THE ENGINE IS SHUTDOWN. THE ENGINE COMPONENTS STAY HOT FOR SOME TIME AND CAN CAUSE INJURY.
 CAUTION : DO NOT LET HYDRAULIC FLUID FALL ON THE ENGINE. UNWANTED HYDRAULIC
_______ FLUID MUST BE REMOVED IMMEDIATELY WITH A CLEAN LINT FREE CLOTH. THE FLUID CAN CAUSE DAMAGE TO THE SURFACE PROTECTION AND TO SOME PARTS.
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION
 -------------------------------------------------------------------------------
No specific warning notice(s)
 No specific wrench
 No specific container 5 l (1.3208 USgal)
 No specific Torque Wrench : range 0.00 to 1.20 m.daN

 (0.00 to 9.00 lbf.ft) No specific Torque Wrench : range 0.20 to 3.60 m.daN
 (2.00 to 26.00 lbf.ft) FOR FIN 1000EM1 No specific access platform 0.8 m (2 ft. 7 in.)
 1EFF : ALL 1 29-11-49Page 463 1 1 Aug 01/05R 1 1 1CES 1

 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
12-12-29-611-001 Fill the Hydraulic Fluid Reservoir with a Hand Pump 12-12-29-611-002 Fill the Hydraulic Fluid Reservoir with a Hydraulic
 Service Cart 29-11-00-710-001 Operational Test of the Green Hydraulic System 29-14-00-614-001 Depressurization of the Hydraulic Reservoirs 29-23-00-864-001 Depressurize the Green and Yellow Hydraulic Systems
 after Operation of the PTU R 29-11-49-991-911 Fig. 409 R 29-11-49-991-912 Fig. 410
 FOR FIN 1000EM1
 71-13-00-010-040 Opening of the Fan Cowl Doors
 71-13-00-410-040 Closing of the Fan Cowl Doors

 3. Job Set-up
__________
 Subtask 29-11-49-860-084
 A. Aircraft Maintenance Configuration
 (1)
 Make sure that the Green hydraulic system is depressurized (Ref. TASK 29-23-00-864-001).

 (2)
 Make sure that the Green hydraulic reservoir is depressurized (Ref. TASK 29-14-00-614-001).

 (3)
 Make sure that the warning notice(s) is (are) in position to tell persons not to pressurize the Green hydraulic system: - on the ground service panel 197CB.

 (4)
 Make sure that the warning notice(s) is (are) in position on the access door 195BB to tell persons not to pressurize the Green hydraulic reservoir.

 Subtask 29-11-49-941-074
 B. Safety Precautions
 (1)
 On the center pedestal, on the ENG panel 115VU:

 -make sure that the warning notice(s) is (are) in position to tell persons not to start the engine.

 (2)
 Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.

 (3)
 Make sure that the warning notice(s) is (are) in position to tell persons not to pressurize the Green hydraulic system:

 -in the cockpit, on the HYD section of the overhead panel 40VU.

 (4)
 On the overhead maintenance panel 50VU:

 -make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.

 (5)
 Make sure that the warning notice(s) is (are) in position to tell persons not to energize the FADEC 1(2).

 (6)
 Make sure that a container is below the pressure relief valve.
 Subtask 29-11-49-865-060

 C.
 Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged

 -------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
 -------------------------------------------------------------------------------
121VU HYDRAULIC/G HYD/PUMP ENG1/MONG 1702GK R34
 Subtask 29-11-49-010-074
 D. Get Access
 (1)
 Make sure that the left fan cowl door is open:
　
中國航空網 www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：A320飛機維護手冊 AMM HYDRAULIC POWER 液壓2(111)