(2)
Hold the air relief valve (2) and disconnect the union nut (1).
(3)
Remove the air relief valve (2) and discard the O-ring (3).
(4)
Install the blanking plugs on the open connections.
Pressure Relief Valve
Figure 401/TASK 29-14-17-991-001
1EFF : ALL 1 29-14-17 Page 404
1 1 Feb 01/98
1 1
1CES 1
TASK 29-14-17-400-001
Installation of the Air Relief Valve of the Green Hydraulic System (1005GM)
WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______
GEAR.
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 notices
No specific access platform 2.8 m (9 ft. 2 in.)
No specific Torque Wrench : range 0.20 to 3.60 m.daN
(2.00
to 26.00 lbf.ft) No specific Torque Wrench : range 1.00 to 10.00 m.daN
(8.00 to 75.00 lbf.ft)
B.
Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
No specific lockwire 0.8 mm (0.032 in.)
R Material No. 02-003 F NSA 307110 TYPE 4 HYDRAULIC FLUID (PHOSPHATE ESTER BASE) (Ref. 20-31-00)
Material No. 05-004 USA MIL-L-25567 TYPE I
OXYGEN LEAK DETECTOR (Ref. 20-31-00)
C. Expendable Parts -------------------------------------------------------------------------------
FIG.ITEM --------- |DESIGNATION ---------------------------------------- |IPC-CSN------------------------------
3 O-ring 29-14-03 10 -020
D. Referenced Information
------------------REFERENCE -------------------------------DESIGNATION ------------------------------
-------------------------------------------------------------------------------
29-00-00-864-001 Put the Related Hydraulic System in the Depressurized
Configuration before Maintenance Action 29-00-00-910-002 Safety Procedures of the Hydraulic System 29-14-00-614-001 Depressurization of the Hydraulic Reservoirs 29-14-00-614-002 Pressurization of the Hydraulic Reservoirs through
the Ground Connector 32-12-00-010-001 Open the Main Gear Doors for Access 32-12-00-410-001 Close the Main Gear Doors after Access 29-14-17-991-001 Fig. 401
3. Job Set-up
__________
Subtask 29-14-17-860-054
A. Aircraft Maintenance Configuration
(1)
Make sure that the warning notices are in position to tell persons not to pressurize the hydraulic system:
-In the cockpit on the hydraulic section 40VU of the overhead panel,
-On the ground service panel of the Green hydraulic system.
(2)
Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
(3)
Make sure that the Green hydraulic system is depressurized and put it in the maintenance configuration. (Ref. TASK 29-00-00-864-001).
(4)
Make sure that the reservoir of the Green hydraulic system is depressurized (Ref. TASK 29-14-00-614-001).
(5)
Make sure that the right hand door of the main gear is open (Ref. TASK 32-12-00-010-001).
(6)
Make sure that the access platform is in position. Subtask 29-14-17-865-051
B.
Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
121VU HYDRAULIC/LOW/LVL/IND 1832GQ N32 121VU HYDRAULIC/HYD/QTY/IND 1831GQ P35 121VU HYDRAULIC/G HYD/PUMP ENG1/CTL 1701GK R35 121VU HYDRAULIC/G HYD/PUMP ENG1/MONG 1702GK R34
4. Procedure
_________
(Ref. Fig. 401/TASK 29-14-17-991-001) Subtask 29-14-17-420-050
A. Installation of the Air Relief Valve CAUTION : USE A SECOND WRENCH TO APPLY COUNTERTORQUE TO THE UNION WHEN
_______ YOU DISCONNECT/CONNECT HYDRAULIC LINES ON UNIONS. IF YOU USE THE SECOND WRENCH, YOU WILL NOT LOOSEN OR TIGHTEN THE UNION TOO MUCH.
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：A320飞机维护手册 AMM HYDRAULIC POWER 液压5(25)
