S 022-159-N00
(2)
AIRPLANES WITH THRUST REVERSER SYNC LOCKS; Remove the mounting screws (9) from the applicable microswitch (7).
NOTE: Table 1 on Fig. 208 gives a list of microswitch
____
identification numbers.
S 022-166-N00
(3) AIRPLANES WITHOUT THRUST REVERSER SYNC LOCKS; Remove the mounting screws (9) from the applicable microswitch (7).
NOTE: Table 1 on Fig. 208A gives a list of microswitch
____
identification numbers.
S 022-040-N00
(4)
Remove the microswitch (7) from the microswitch pack assembly (4).
S 032-041-N00
(5)
Remove the heat shrink tube from the wire switch terminals.
S 932-042-N00
(6)
Put a tag on the wires for the correct identification during the installation.
S 312-043-N00
(7)
Remove the solder from the wires on the switch terminals (10) (AMM 20-11-25/201).
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S 022-160-N00
(8) Remove the wires from the switch terminals (10).
TASK 76-11-03-002-044-N00
21. Remove the STAB TRIM Indicators (Fig. 209)
_______________________________
A. General
(1) This task removes the STAB TRIM indicators from the side panel bracket assemblies on the control stand.
B. References
(1) IPC 27-48-02
C. Access
(1) Location Zone
221 Control Cabin, LH
222 Control Cabin, RH
D. Procedure
S 022-045-N00
CAUTION: BE CAREFUL DURING THE REMOVAL AND WHEN YOU HOLD THE STAB TRIM
_______ INDICATORS. DAMAGE TO THE WIRE CONNECTIONS OR FINISH CAN OCCUR.
(1) Remove the STAB TRIM indicators.
(a)
Make a mark at the locations where the cable clamps are installed on the wire.
(b)
Remove the cable clamps from the control stand frame.
NOTE: To move the STAB TRIM indicators, it is necessary to
____ remove the cable clamps to loosen the wire.
(c)
Remove the four screws from each STAB TRIM indicator.
(d)
Remove the STAB TRIM indicators.
(e)
Keep the STAB TRIM indicators.
TASK 76-11-03-862-046-N00
22. Remove the Electrical Power from the Speed Brake Lever Actuation Circuits
_________________________________________________________________________
(Fig. 201)
A. General
(1)
This task removes the electrical power from the reverse thrust lever operated autospeed brake switch and the speed brake operation circuits.
(2)
You must do this task before you do the maintenance on the components that follow: the thrust lever assemblies, autothrottle servomotor and brake assembly, the speed brake lever assembly, the flap lever assembly, and the interlock actuators for the thrust lever. This will prevent the accidental operation of the speed brake operation circuits which can cause injury to persons or damage to equipment.
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
SEE A
SEE B
SCREW (4 LOCATIONS)
STAB TRIM
INDICATOR
A
SCREW (4 LOCATIONS)
STAB TRIM POSITION INDICATOR
B
Control Stand - STAB TRIM Indicator Installation Figure 209
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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(33)
