(2)
Do the EIS stop procedure
(Ref. TASK 31-60-00-860-002).
(3)
De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
1EFF : ALL 1 29-11-00Page 504 1 1 Feb 01/04R 1 1 1CES 1
MANIFOLD - MAIN HP (1011GM,1111GM) - REMOVAL/INSTALLATION
_________________________________________________________
TASK 29-11-14-000-001
Removal of the HP Manifold of the Green Hydraulic System
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 blanking caps
No specific blanking plugs
No specific circuit breaker(s) safety clip(s)
No specific warning notices
No specific access platform 2.8 m (9 ft. 2 in.)
No specific container 4.0 l (1.0566 USgal)
B. 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 29-23-00-860-001 Disconnection of the Isolation Coupling of the Power
Transfer Unit (PTU)
32-12-00-010-001 Open the Main Gear Doors for Access
R **ON A/C 001-049, 051-058, 101-101,
29-11-14-991-001 Fig. 401 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R **ON A/C 059-099, 102-149, 151-199, 201-299, 301-399, 401-499,
29-11-14-991-001-A Fig. 401A
**ON A/C ALL
3. Job Set-up
__________
Subtask 29-11-14-865-050
A. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU HYD/HYD/PRESS/XMTR 1841GN C11 121VU HYDRAULIC/SOL VALVES/G/Y/B/LEAK/TST 1881GP N35 121VU HYDRAULIC/G HYD/PUMP ENG1/CTL 1701GK R35 121VU HYDRAULIC/G HYD/PUMP ENG1/MONG 1702GK R34
Subtask 29-11-14-010-050
B. Get Access
(1) Open the access door 197CB.
(2)
Open the LH main door of the main gear (Ref. TASK 32-12-00-010-001). Subtask 29-11-14-860-050
C.
Aircraft Maintenance Configuration
WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
(1)
Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
(2)
Put the warning notices in position to tell persons not to pressurize the Green hydraulic system:
-in the cockpit on the hydraulic section 40VU of the overhead panel, - on the ground service panel of the Green hydraulic system.
(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)
Depressurize the reservoir of the Green hydraulic system (Ref. TASK 29-14-00-614-001).
(5)
Put the access platform in position.
(6)
Put a container below the HP manifold of the Green hydraulic system to collect hydraulic fluid.
(7)
Disconnect the isolation coupling of the Power Transfer Unit (PTU) (Ref. TASK 29-23-00-860-001).
4. Procedure
_________
**ON A/C 001-049, 051-058, 101-101,
(Ref. Fig. 401/TASK 29-11-14-991-001) R **ON A/C 059-099, 102-149, 151-199, 201-299, 301-399, 401-499,
(Ref. Fig. 401A/TASK 29-11-14-991-001-A)
**ON A/C ALL
Subtask 29-11-14-020-051
A. Removal of the Manifold 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.
(1)
Disconnect the electrical connectors (5),(36),(45),(46).
(2)
Put blanking caps on the disconnected electrical connectors.
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