(a)
Put the switch in the hole in the bottom door beam.
(b)
Put the locknut on the switch.
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(c)
Put the lockwire on the switch.
(d)
Connect the wiring to the switch.
(e)
Adjust the door latched switch. 1) Move the switch in its bracket to get the dimension shown
in Detail D. 2) Use a torque wrench to turn the latch actuator clockwise. 3) Monitor the torque you use to turn the actuator. 4) Turn the actuator until the torque increases 15 to 20
pound-inches.
NOTE: The actuator hits the internal stops.
____
5) Make sure you can push in the plunger of the door latched
switch. 6) Manually turn the latch actuator 18 turns counterclockwise. 7) Make sure the plunger on the door latched switch does not
touch the striker on the latch torque tube. 8) Disconnect the D 225E connector from the equipment module. 9) Make sure there is continuity between pins 3 and 4 on the
DX225E connector. 10) Manually turn the latch actuator 4 turns clockwise. 11) Move the door latched switch in its bracket to make it
operate. 12) Make sure there is no continuity between pins 3 and 4 of the DX225E connector when the switch operates. 13) Connect the DX225E connector to the side cargo door equipment module.
S 424-143
(3)
Install the door closed switch.
(a)
Put the switch in the hole in the door beam.
(b)
Put the locknut on the switch.
(c)
Put the lockwire on the switch.
(d)
Connect the wiring to the switch.
(e)
Adjust the door closed switch.
1) Move the switch in its bracket to get the dimension shown in Detail E.
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MAINTENANCE MANUAL
2) Disconnect the DX225E connector from the equipment module. 3) Make sure there is no continuity between pins 1 and 2 of the DX225E connector when the door is closed. 4) Connect the DX225E connector to the equipment module.
S 864-070
(4)
Close these circuit breakers for the applicable EICAS system:
(a)
P7 Overhead Circuit Breaker Panel
1) 7F8 UPR EICAS
2) 7F9 EIU L
3) 7F10 EIU C
4) 7F14 LWR EICAS
5) 7F15 EIU R
S 864-057
(5)
Supply the electrical power (AMM 24-22-00/201).
S 724-058
(6)
Do a test of the door warning system on the side cargo door.
(a)
Make sure the door is closed, latched and locked.
(b)
Do a test of the LATCHES CLOSED light. 1) See that the green LATCHES CLOSED light on the operators
panel is off. 2) Unlock the side cargo door. 3) See that the green LATCHES CLOSED light on the door
operators panel is on. 4) Move the latches to the not latched position.
NOTE: You can do this manually or electrically.
____
5) Make sure the green LATCHES CLOSED light on the door operators panel goes off.
(c)
Completely open the door.
(d)
Make sure that the DOOR SIDE CARGO (CAUTION) message shows on EICAS.
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本文链接地址：747-400 AMM 飞机维护手册 舱门 DOORS 4(92)
