S 862-022
 

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757
MAINTENANCE MANUAL

 S 432-054
 (6) Install the sensor wires in the terminal block in the panel.
 NOTE: Use the pin insertion tool.
____
 S 722-057
 (7)  Do the test of the sensor with the actuator test tool.
 NOTE: Refer to the task which does a test of the sensors.
____
 (a)  Make sure the sensor is kept more than one inch away from all metal surfaces during the test.
 S 412-051
 (8)  
Use the screws (7 and 10), the shims (6), and the nuts (8) to install the sensor (3).

 (a)  
Tighten the screws (7 and 10).

 S 222-053
 (9)  Make sure the clearance between the sensor and its target is correct (refer to Fig. 201).
 NOTE: This step is very important if damage was found to the
____ sensor, target, or the mounting brackets.
 S 432-056
 (10)
 Put a lockwire on the conduit coupling nut (5).

 S 432-055

 (11)
 Install the wire bundle ties to hold the sensor wires to the adjacent wire bundle in the junction box.

 S 412-050

 (12)
 Use the bolts to install the access panel.

 TASK 32-09-08-702-026
 4. The Test for the Nose Landing Gear Not Compressed Sensor
________________________________________________________
 A. General
 (1)  To do the test on the sensor, the airplane is on the landing gear. The test for the target position is done with the proximity switch electronics unit (PSEU). A proximity switch actuator tool is used to simulate the target near position (gear not compressed).
 

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MAINTENANCE MANUAL

 B. Equipment
 (1)  Proximity Sensor Actuator Test Set - A32102-1
 (Rectangular actuator is necessary) or

 KHT 8-750-01 Go Gauge (Rectangular Actuator)
 Eldec Corporation Aircraft Systems Division

 P.O. Box 3002, Bothel WA, 98041-3002
 (Alternative)

 NOTE: These tools makes sure the sensor operates to
____
 its specified limits.

 C. References
 (1)  
AMM 06-41-00/201, Fuselage (Major Zones 100 and 200) Access Doors and Panels

 (2)  
AMM 24-22-00/201, Electrical Power - Control

 (3)  
AMM 32-00-20/201, Landing Gear Downlocks

 D.
Access

 (1)  
Location Zones
 119/120 Main Equipment Center
 211/212 Control Cabin
 711 Nose Landing Gear

 (2)  
Access Panels
 119BL Main Equipment Center

 E.
Prepare to do the Test

 S 492-027
 (1)  
Make sure the downlocks are installed on the nose and main landing gear (AMM 32-00-20/201).

 S 492-028

 (2)  
Make sure the chocks are below the wheels.

 S 862-029

 (3)  
Make sure these circuit breakers on the overhead circuit breaker panel, P11, are closed:

 (a)  
11C30, LANDING GEAR POS SYS 1

 (b)  
11C19, LANDING GEAR POS SYS 2 ALTN

 (c)  
11R36, PROX SW TEST

 (d)  
11S23, POS SYS 2

 (4)  
Supply electrical power (AMM 24-22-00/201).

 S 862-030
 

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本文鏈接地址：757 AMM 飛機維護手冊 起落架 CHAPTER 32 - LANDING GEAR 1(67)