E.
Procedure
S 022-058
(1)
Remove the compensator (Fig. 201):
(a)
Put a container below the power control package to catch fluid leakage.
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747-400 MAINTENANCE MANUAL
(b)
Remove the screws (37) and the washers (39).
(c)
Remove the compensator (38) from the power control package (1).
TASK 27-11-13-402-059
7. Aileron Power Control Package Compensator Installation______________________________________________________
A. Special Tools and Equipment
(1)
OHME65B80518-1 Sling Assembly Hoist
(2)
6ME65B02100-1 Outboard Aileron Lock
(3)
24MIT65B00002 Safety Device for Wing and Stabilizer
B.
Consumable Materials
(1)
D00054 Lubricant - Assembly, Skydrol, MCS 352
(2)
G00062 Fluid - Hydraulic, Fire-Resistant, BMS 3-11
C.
Parts ~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 201 | 36 | O-ring Packing (Lower) | 27-11-13 | 05 | 140 | | | 36 | O-ring Packing (Upper) | | | 145 | | | 37 | Screw (AFT) | | | 130 | | | 37 | Screw (FWD) | | | 350 | | | 38 | Compensator (AFT) | | | 125 | | | 38 | Compensator (FWD) | | | 345 | | | 39 | Washer (AFT) | | | 135 | | | 39 | Washer (FWD) | | | 355 | 2......…........…...................................…...........….....…........1
D.
References
(1)
06-09-08/201, Wing Access Doors and Panels
(2)
12-12-01/301, Hydraulic System
(3)
24-22-00/201, Manual Control
(4)
27-11-00/501, Aileron and Aileron Trim Control System
(5)
29-11-00/201, Main Hydraulic Supply System
E.
Access
(1)
Location Zone
592 Outboard Aileron, LH
692 Outboard Aileron, RH
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MAINTENANCE MANUAL
(2)
Access Panel
591AB Outboard Aileron, Lower Wing Surface, LH
591BB Outboard Aileron, Lower Wing Surface, LH
591CB Outboard Aileron, Lower Wing Surface, LH
591DB Aileron Actuator, Lower Wing Surface, LH
591EB Outboard Aileron, Lower Wing Surface, LH
591FB Outboard Aileron, Lower Wing Surface, LH
591AT Aileron Actuator, Upper Wing Surface, LH
691AB Outboard Aileron, Lower Wing Surface, RH
691BB Outboard Aileron, Lower Wing Surface, RH
691CB Outboard Aileron, Lower Wing Surface, RH
691DB Aileron Actuator, Lower Wing Surface, RH
691EB Outboard Aileron, Lower Wing Surface, RH
691FB Outboard Aileron, Lower Wing Surface, RH
691AT Aileron Actuator, Upper Wing Surface, RH
F.
Procedure
S 422-060
(1)
Install the compensator (Fig. 201):
(a)
Lubricate the O-ring packings (36) with assembly lubricant or hydraulic fluid before installation.
(b)
Install new O-ring packings (36) on the compensator (38).
(c)
Install the compensator (38) with washers (39) and screws (37).
(d)
Tighten screws to 50-75 pound-inches.
(e)
Install the lockwire.
S 862-061
(2)
For the applicable system, remove the DO-NOT-CLOSE tags and close these circuit breakers:
(a)
P180 DC Power Distribution Panel
1) 180H7 LATERAL CONT VALV SYS 1
2) 180E6 LATERAL CONT VALV SYS 2
3) 180H22 LATERAL CONT VALV SYS 3
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