_______
(1)
Make sure that the Blue hydraulic system is depressurized and put it in the maintenance configuration. (Ref. TASK 29-00-00-864-001).
(2)
Depressurize the reservoir of the Blue hydraulic system (Ref. TASK 29-14-00-614-001).
Subtask 29-22-53-010-060
C. Get Access
(1)
Open the access door 195BB.
(2)
Open the left main gear main door (Ref. TASK 32-12-00-010-001).
(3)
Remove the access panel 147BB.
(4)
Remove the access panel 147CB.
(5)
Extend the Ram Air Turbine (RAT) (Ref. TASK 29-22-00-869-005).
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D. 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
4. Procedure
_________ (Ref. Fig. 402/TASK 29-22-53-991-011, 403/TASK 29-22-53-991-012) Subtask 29-22-53-020-060
A. Removal of the RAT Ejection Jack (1GE) 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)
Loosen the screws (1) from the quick-release fasteners (3).
(2)
Remove the screw (5) from the protective cover (2).
(3)
Remove the protective cover (2) from the RAT compartment (4).
(4)
Disconnect the electrical connectors (25), (28), (33), (34), (38) from their receptacles.
(5)
Put the CAP - PROTECTION on the disconnected electrical connectors and the receptacles.
(6)
Remove the screw (35), the washer (36) and the bonding strap (37).
(7)
Put a CONTAINER 5 L(1 1/2 USGAL) below the hydraulic connections to collect unwanted fluid.
(8)
Loosen the union nuts (29) and (30) and remove the hydraulic hoses from the ports.
(9)
Put the blanking plugs on the disconnected line ends.
(10) Put the blanking caps on the ports of the ejection jack.
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Ejection Jack - Protective Cover
Figure 402/TASK 29-22-53-991-011
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Ejection Jack 1GE
Figure 403/TASK 29-22-53-991-012
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(11)
Remove the nut (46), the washer (45), the washers (41) and the bolt
(42) from the forked mounting (43).
(12)
Disengage the eye-end (44) of the ejection jack (27) from the forked mounting (43).
(13)
Remove and discard the cotter pins (11) and (17).
(14)
Remove the nuts (10) and (16) together with the washers (9), (15).
(15)
Hold the ejection jack (27).
(16)
Remove the nuts (6) and the washers (7).
(17)
Carefully remove the gimbal half (5).
(18)
Carefully remove the remaining gimbal half (14) together with the bolts (13) and the washers (12).
NOTE : Retain the gimbal halves for the replacement component.
____
(19)
Carefully lower and remove the ejection jack (27) from the RAT stowage area.
(20)
Remove the bolts (19) and (20) from the structure (8) and (18).
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TASK 29-22-53-400-010
Installation of the Ejection Jack (1GE)
WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
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