S 825-046
(2)
Adjust the fitting on the serration, if it is neceesary, to adjust the latch pin in the center of the bearing.
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S 225-047
(3) On Latch 9, Make sure the clearance between the door fitting and bearing is
0.003 to 0.010 inch (0.076 to 0.254 mm).
S 225-048
(4) On Latches 10 and 11, Make sure the clearance between the door fitting and bearing is
0.003 to 0.043 inch (0.076 to 1.09 mm).
S 825-049
(5)
Add or remove laminated shims under fitting, if it is necessary, to get the correct clearance.
S 435-050
(6)
Make sure to tighten nuts on the attachment bolts.
K.
Linear Actuator Adjustment (Fig. 504)
S 215-051
(1)
Make sure the latch and push-pull cam mechanisms are adjusted or in the correct positions.
S 215-052
(2)
Make sure all electrical connectors are connected.
S 865-053
(3)
Make sure the door is closed.
S 215-054
(4)
Make sure the flexible drive shafts are disconnectd from the linear actuators.
S 865-055
(5)
Close this circuit breaker and attach DO-NOT-CLOSE tag:
(a)
On the Nose Cargo Door Power panel H122:
1) DOOR LIFT
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2) PULL UP CAM
3) LATCHES 1-4R
4) LATCHES 1-4L
5) LATCHES 5-8R
6) LATCHES 5-8L
S 865-056
(6)
Hold the control switches in the open position until the push-pull cam is in the fully open position.
S 865-057
(7)
Open this circuit breaker and attach DO-NOT-CLOSE tag:
(a)
On the Nose Cargo Door Power panel H122:
1) PULL UP CAM
S 865-058
(8)
Hold the control switches in the close position until the drive unit motor stops running.
S 825-059
(9)
Manually adjust the linear actuator length until you can install the rig pin in the aft end of the actuator.
S 435-060
(10)
Install the flexible drive shafts on the actuators.
S 865-061
(11)
Remove the DO-NOT-CLOSE tag and close this circuit breaker:
(a)
On the Nose Cargo Door Power panel H122:
1) PULL UP CAM
S 865-062
(12)
Fully close and latch the door.
S 225-063
(13)
Make sure the end of the actuator shaft makes an overlap 0.25 to
0.75 inch (6.35 to 19.05 mm) on the inspection hole.
S 215-064
(14)
Make sure the forward part on the actuator shaft touches the nylon shaft support.
L.
Adjustable Fairing Skin Adjustment (Fig. 505)
S 215-065
(1) Make sure the latch and push-pull cam mechanisms are adjusted or in the correct position.
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(2) S 215-066Make sure the door is fully closed and latched.
(3) S 225-067Make sure the clearance between the adjustable fairing skin and portal skin is 0.08 to 0.20 inch (2.03 to 5.08 mm) around the door.
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本文鏈接地址：747-400 AMM 飛機(jī)維護(hù)手冊(cè) 艙門(mén) DOORS 2(15)
