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(13)
Install the hold-open equipment (A78001) for the thrust reverser with the steps that follow, if it is not installed (Fig. 402):
(a)
Put the actuator lock (2) on the actuator rod (5).
(b)
Make sure the lock yoke (7) is against the bolt (6) that
attaches the actuator rod (5).
(c)
Make sure the lock channel (4) is against the actuator
cylinder.
(d)
Put the channel clamp (3) around the actuator rod (5).
(e)
Tighten the knurled-head screw (8) to attach the channel
clamp (3) to the actuator rod (5).
(f)
Let the actuator close a small distance to remove the load from the actuator (1).
NOTE: This will move the load from the actuator (1) to the
____
actuator lock (2).
(g) Put the hold-open equipment in the stowed position.
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(14) Remove the fan cowl panels (AMM 71-11-04/401) or install the hold-open equipment (A71030) for the fan cowl with the steps that follow, if it is not installed:
(a) If you use the hold-open equipment (A71030), do the steps that follow (Fig. 404): 1) Assemble the hold-open equipment (1) on the ground. 2) Put the hold-open equipment (1) on the forward edge of the
fan cowl panels. 3) Tighten the screw clamps (2). 4) Make sure the hold-open equipment does not touch the
support structure of the fan cowl.
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5) Put the hold-open rods for the fan cowl panel in the stowed position.
(b) If you use the hold-open equipment (G71023) for the fan and
core cowl panels, do the subsequent step.
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(15) If you use the hold-open equipment (G71023) for the fan and core cowl to hold the fan and core cowl open (Fig. 404), do the steps that follow:
(a) Install the thrust reverser tube and the attached parts on the thrust reversers (View B or E). 1) Engage the hook on the thrust reverser tube to the loop on
the thrust reverser.
NOTE: Make sure the pin on the thrust reverser engages
____ the pin hole on the thrust reverser tube. Or make sure the pin on the thrust reverser tube engages the pin hole on the thrust reverser.
2) Engage the loop on the thrust reverser tube to the hook on the thrust reverser.
NOTE: Make sure the pin on the thrust reverser engages
____ the pin hole on the thrust reverser tube. Or make sure the pin on the thrust reverser tube engages the pin hole on the thrust reverser.
3) Tighten the knobs on the thrust reverser tube to attach the tube to the thrust reverser.
(b) Install the forward tube assembly on the fan cowl panel (View A or D). 1) Turn the forward tube to engage the tube end to the thrust
reverser tube. 2) For the left fan cowl panel, do the steps that follow: a) Engage the hook on the left fan cowl tube to the loops on the fan cowl panel.
NOTE: Make sure the pins on the fan cowl panel engage
____ the pin holes on the fan cowl tube.
b) Tighten the knobs on the fan cowl tube to attach the tube to the fan cowl panel. 3) For the right fan cowl panel, do the steps that follow: a) Engage the hooks on the fan cowl tube to the loops on the right fan cowl panel.
NOTE: Make sure the pins on the fan cowl tube engage
____ the pin holes on the fan cowl panel.
b) Close the fan cowl latch.
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
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本文鏈接地址：747-400 AMM 飛機維護手冊 動力裝置 POWER PLANT 2(16)
