(3)
Put the line end in the auxiliary hydraulic reservoir.
(4)
Put a blanking cap on the fitting of the RAT ground check module
(2027GE).
(5)
Remove the filter element of the electric-pump case-drain filter
(2084GM) (Ref. TASK 29-12-43-610-001).
(6)
Connect the pressure hose of the hydraulic power cart to the suction connector (2006GM) at the ground service panel.
(7)
Adjust the supply pressure on the hydraulic power cart slowly from 0 to 50 psi (3.4473 bar) maximum.
(8)
Stop the hydraulic power cart after a minimum of 20.0 l (5.2833
USgal) hydraulic fluid has come out of the suction line (2457GM).
(9)
Remove the line end from the auxiliary hydraulic reservoir.
(10)
Remove the blanking cap from the fitting of the RAT ground check module (2027GE).
(11)
Connect the suction line (2457GM) at the RAT ground check module (2027GE).
(12)
TORQUE the line end fitting to between 12.9 and 14.2 m.daN (95.13 and
104.71 lbf.ft).
(13)
Install the filter element of the electric-pump case-drain filter (2084GM) (Ref. TASK 29-12-43-610-001).
(14)
Disconnect the pressure hose of the hydraulic power cart from the suction connector (2006GM) at the ground service panel.
R 1EFF : 001-049, 051-061, 101-105, 201-203, 1 12-36-29Page A310 1 1 May 01/05 1 1 1CES 1
R **ON A/C 062-099, 106-149, 151-199, 204-299, 301-399, 401-499,
Subtask 12-36-29-611-062-A
B. Fluid Change Procedure of the Suction Line of the Blue Electric Pump (Ref. detail B)
CAUTION : MAKE SURE THAT THE FLOW RATE AND THE SUPPLY PRESSURE ON THE
_______
GROUND HYDRAULIC CART ARE SET TO A MINIMUM.
CAUTION : DO NOT LET THE HYDRAULIC FLUID IN THE GROUND POWER CART
_______ DECREASE BELOW THE LOW LEVEL. DO NOT LET THE AUXILIARY HYDRAULIC RESERVOIR BECOME TOO FULL.
NOTE : Make sure that the supply pressure of the ground hydraulic cart
____
does not become more than 50 psi (3.4473 bar).
(1) Depressurize the reservoir of the Blue hydraulic system (Ref. TASK 29-14-00-614-001).
NOTE : Be careful when you disconnect the hydraulic connections:
____ A great quantity of hydraulic fluid comes out of the line end fittings.
(2)
Disconnect the upper end of the suction line (2457GM).
(3)
Put a blanking cap on the fitting.
(4)
Put the open line end in the auxiliary hydraulic reservoir.
(5)
Remove the filter element of the electric-pump case-drain filter (2084GM) (Ref. TASK 29-12-43-610-001).
(6)
Connect the pressure hose of the hydraulic power cart to the suction connector (2006GM) at the ground service panel.
(7)
Adjust the supply pressure on the hydraulic power cart slowly from 0 to 50 psi (3.4473 bar) maximum.
(8)
Stop the hydraulic power cart after a minimum of 20.0 l (5.2833 USgal) hydraulic fluid has come out of the suction line (2457GM).
(9)
Remove the line end from the auxiliary hydraulic reservoir.
(10) Remove the blanking cap from the fitting and connect the suction line (2457GM).
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R R (11) TORQUE the line end fitting to between 17.9 and 19.0 m.daN (132.00 and 140.11 lbf.ft).
R R (12) Install the filter element of the electric-pump case-drain filter (2084GM) (Ref. TASK 29-12-43-610-001).
R R (13) Disconnect the pressure hose of the hydraulic power cart from the suction connector (2006GM) at the ground service panel.
R **ON A/C ALL
5. Close-up________
Subtask 12-36-29-860-106
A. Put the aircraft back to the serviceable condition.
(1) Drain the reservoir of the Blue hydraulic system (Ref. TASK 29-10-00-680-003).
(2) Pressurize the reservoir of the Blue hydraulic system (Ref. TASK 29-14-00-614-002).
(3) Pressurize the Blue Hydraulic system with the ground cart (Ref. TASK 29-10-00-863-003).
(4) Operate the hydraulic users to remove the air.
(5) Depressurize the Blue hydraulic system (Ref. TASK 29-10-00-864-003).
(6) Make sure that the reservoir of the Blue hydraulic system is correctly filled with new fluid (Ref. TASK 12-12-29-611-001).
(7) On the panel 50VU in the cockpit, push the HYD/LEAK MEASUREMENT VALVES/B P/BSW (the OFF light goes off).
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本文链接地址：A320飞机维护手册 AMM SERVICING 2(122)
