3. Job Set-up
__________ Subtask 29-22-51-860-107
A. 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 safety barriers in position.
(3)
Put the warning notice(s) in position to tell persons not to pressurize the Blue hydraulic system:
-in the cockpit on the hydraulic section 40VU of the overhead panel, - on the ground service panel of the Blue hydraulic system.
(4)
Make sure that the Blue hydraulic system is depressurized and put it in the maintenance configuration. (Ref. TASK 29-00-00-864-001).
(5)
Depressurize the reservoir of the Blue hydraulic system (Ref. TASK 29-14-00-614-001).
WARNING : MAKE SURE THAT THE RAT TRAVEL RANGE IS CLEAR BEFORE YOU
_______
EXTEND/RETRACT THE RAT.
(6)
Extend the Ram Air Turbine (RAT) (Ref. TASK 29-22-00-869-005). Subtask 29-22-51-865-103
B.
Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
49VU HYD/RAT/CTL 2801GE D14 106VU CSM/G /EV/MAN/SPLY 6XE B04 121VU HYDRAULIC/RAT/SPLY/EXTN/SOL1 2803GE P33
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4. Procedure
_________
(Ref. Fig. 411/TASK 29-22-51-991-027) Subtask 29-22-51-020-064
A. Removal of the Filter Element
(1)
Remove the filter cap (1).
(2)
Remove and discard the packing (2).
(3)
Remove the helical compression spring (3).
(4)
Remove the bypass valve assembly (4) and the filter element (6).
(5)
Put a blanking cap in the open port of the RAT hydraulic pump housing (7).
(6)
Remove the bypass valve assembly (4) from the filter element (6).
(7)
Remove the packings (5) from the filter element (6).
(8)
Discard the packings (5).
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RAT Filter Element
Figure 411/TASK 29-22-51-991-027
R 1EFF : 062-099, 106-149, 151-199, 204-299, 1 29-22-51Page A402 1301-399, 401-499, 1Config-1 Aug 01/05 1 1 1CES 1 TASK 29-22-51-400-013
Installation of the RAT Filter Element
WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
_______ START A TASK ON OR NEAR:
-
THE FLIGHT CONTROLS
-
THE FLIGHT CONTROL SURFACES
-
THE LANDING GEAR AND THE RELATED DOORS
-COMPONENTS THAT MOVE.
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 blanking cap No specific safety barriers No specific warning notices No specific Torque Wrench : range 0.20 to 3.60 m.daN
(2.00 to 26.00 lbf.ft)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 02-003 F NSA 307110 TYPE 4 HYDRAULIC FLUID (PHOSPHATE ESTER BASE) (Ref. 20-31-00)
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C. Expendable Parts -------------------------------------------------------------------------------
FIG.ITEM --------- |DESIGNATION ---------------------------------------- |IPC-CSN------------------------------
2 packing 29-22-51 01A-190
D. Referenced Information
------------------REFERENCE -------------------------------DESIGNATION ------------------------------
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