(2)
You must do this task before the removal or installation of the engine start module or the STAB TRIM indicators on the side panel bracket assemblies.
B.
Access
(1)
Location Zone
221 Control Cabin, LH
222 Control Cabin, RH
C.
Procedure
S 862-026-N00
(1) Open these circuit breakers and attach the DO-NOT-CLOSE tags:
(a)
P6 Main Power Distribution Panel
1) 6K23 L STAB TRIM POS IND
2) 6K24 R STAB TRIM POS IND
(b)
P7 Overhead Circuit Breaker Panel
1) 7E7 STAB TRIM L S/O VALVE
2) 7E20 STAB TRIM R S/O VALVE
3) 7E23 ALT STAB TRIM CONT
TASK 76-11-03-002-027-N00
13. Remove the Control Stand Thrust Lever Rails (Fig. 206)___________________________________________
A. General
(1)
This task gives access to the thrust lever assemblies for the removal, installation, and adjustment.
B.
References
(1)
IPC 76-11-03 Fig. 4
C.
Access
(1)
Location Zone
221 Control Cabin, LH
222 Control Cabin, RH
D.
Procedure
S 022-028-N00
(1) Remove the thrust lever rails.
(a) Remove the two screws from each thrust lever rail.
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(b)
Remove the thrust lever rail.
(c)
Keep the thrust lever rail.
TASK 76-11-03-022-138-N00
14. Remove the Light for the Fuel Control Switch (Fig. 205A)
____________________________________________
A. General
(1) This task removes the light for the fuel control switch.
B. References
(1) IPC 76-11-03 Fig. 3
C. Access
(1) Location Zone
221 Control Cabin, LH
222 Control Cabin, RH
D. Procedure
S 022-139-N00
(1) Remove the light for the fuel control switch.
(a)
Do this procedure: Remove the Electrical Power from the Fuel Control Toggle Switches.
(b)
Turn the cap for the fuel control switch counterclockwise and remove the cap.
NOTE: Tools are not usually necessary to remove the cap.
____
(c) Carefully pull the light from the cap with a needle nose pliers.
TASK 76-11-03-422-140-N00
15. Install the Light for the Fuel Control Switch (Fig. 205A)
_____________________________________________
A. General
(1) This task installs the light for the fuel control switch.
B. References
(1) IPC 76-11-03 Fig. 3
C. Access
(1) Location Zone
221 Control Cabin, LH
222 Control Cabin, RH
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
A A
SEE A FUEL CONTROL SWITCHES A SEE B
FLIGHT COMPARTMENT
COUNTER CLOCKWISE CAP SEE D
LIGHT
CAP FOR THE FUEL CONTROL SWITCH SEE C B CAP C
TERMINAL
KEY SLOT
KEY D LIGHT A-A CONTROL SWITCH LEVER
Fuel Control Switch Light Replacement Figure 205A
A77302
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本文链接地址：747-400 AMM 飞机维护手册 发动机控制 ENGINE CONTROLS(28)
