3. Job Set-up
__________
Subtask 52-36-12-010-050
A. Get Access
(1)
Put an access platform in position to the RH aft belly fairing area.
(2)
Open the access door 198CB of the Yellow ground service panel.
(3)
Make sure that the FWD and AFT Cargo Compartment Doors (referred to as cargo door) are closed.
Subtask 52-36-12-865-050
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU HYDRAULIC/HYD POWER/Y 3803GX N30 122VU DOORS/CARGO 1MJ T12 123VU Y HYD/ELEC/PUMP 3802GX AB06
R 123VU Y HYD/ELEC/ELEC PUMP/NORM 3801GX AB03
Subtask 52-36-12-860-052
C. Aircraft Maintenance Configuration
WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
(1)
Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
(2)
Make sure that the Yellow hydraulic system is depressurized and put it in the maintenance configuration. (Ref. TASK 29-00-00-864-001).
(3)
Depressurize the reservoir of the Yellow hydraulic system (Ref. TASK 29-14-00-614-001).
(4)
Disconnect the isolation coupling of the Power Transfer Unit (PTU) (Ref. TASK 29-23-00-860-001).
(5)
Put the warning notices in position to tell persons not to pressurize the Yellow hydraulic system:
-In the cockpit on the hydraulic section 40VU of the overhead panel,
-On the ground service panel of the Yellow hydraulic system.
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(6) Put the spillage container below the double check valve 3717GM to collect hydraulic fluid.
4. Procedure
_________
(Ref. Fig. 401/TASK 52-36-12-991-002) Subtask 52-36-12-020-050
A. Removal of the Electro-Manual Selector Valve
(1)
Remove the bolts (9) and the washers (8) from the valve panel (1).
(2)
Disconnect the bonding jumper (10) from the selector valve (7).
(3)
Remove the selector valve (7) from the valve panel (1).
(4)
Remove the bobbins (4) and (15) from the valve panel (1) or the selector valve (7) (Ref. TASK 20-23-21-911-001).
(5)
Install blanking plugs in the open ports.
(6)
Remove and discard the O-ring (12) from the electrical connector (11).
(7)
Put blanking caps on the disconnected electrical connectors.
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Electrical Selector Valve
Figure 401/TASK 52-36-12-991-002
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1 1 Feb 01/98
1 1
1CES 1
TASK 52-36-12-400-001
Installation of the Electro-Manual Selector Valve 2500MJ
WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL SURFACES ARE
_______
CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A 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 spillage container 2.0 l (0.5283 USgal)
B. Consumable Materials
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
R Material No. 02-003 F NSA 307110 TYPE 4 HYDRAULIC FLUID (PHOSPHATE ESTER BASE) (Ref. 20-31-00)
C. Expendable Parts
-------------------------------------------------------------------------------
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