S 432-028

 (4)  
Install the sensor with the sensor mounting bolts.

 TASK 32-61-12-722-053
 5.  Test of the Tilt Sensor for the Body Landing Gear_________________________________________________
 A. General
 (1)  
This test makes sure the Tilt Sensor of the Body Landing Gear operates correctly.

 (2)  
Do this test of the sensors with the landing gear in the down and locked position and the airplane on the ground.

 B.
References

 (1)  
AMM 24-22-00/201, Electrical Power

 (2)  
AMM 32-00-30/201, Landing Gear Door Locks

 C.
Equipment

 (1)  
A32102-25 Proximity Sensors Actuator/Deactuator
 Set or

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-61-12
 ALL  ú ú 01 Page 208 ú Jun 10/97
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 (2)  KHT 8-750-01 Go-Gauge (Actuator), ELDEC Corporation,
 Aircraft Systems Division, PO Box 3002, Bothell, WA,
 98041-3002

 (Optional to A32102-25)
 D. Access
 (1)  
Location Zone
 222 Control Cabin - RH
 755 Body Landing Gear, LH
 765 Body Landing Gear, RH

 E.
Prepare the Airplane for the Test

 S 412-054
 WARNING:_______MAKE SURE THE GROUND LOCKS ARE INSTALLED ON THE NOSE GEAR. AN ACCIDENTAL RETRACTION OF THE LANDING GEAR CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (1)  Make sure the ground locks are installed on the nose gear
 (AMM 09-11-00/201).

 S 412-055
 WARNING:_______OBEY THE INSTALLATION PROCEDURE FOR THE DOOR LOCKS. THE DOORS OPEN AND CLOSE QUICKLY. THE MOVEMENT OF THE DOORS CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
 (2)  
Install the door locks for the body gear (AMM 32-00-30/201).

 S 862-056

 (3)  
Supply electrical power (AMM 24-22-00/201).

 S 742-057

 (4)  
Do these steps to prepare the CMC for the test (Fig. 202):

 NOTE: This test uses the CMCs.
____
 (a)  
Push the MENU key on the CDU to get the CDU MENU.

 (b)  
Push the line-select key, adjacent to the <CMC display.

 (c)  
Push the line-select key, adjacent to the <OTHER FUNCTIONS display.

 (d)  
Push the line-select key, adjacent to the <INPUT MONITORING display.

 (e)  
Push the CDU keys E/070/270/00.

 (f)  
Push the key 1L.

 (g)  
Push the NEXT PAGE key.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-61-12
 ALL  ú ú 01 Page 209 ú Feb 18/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 747-400 MAINTENANCE MANUAL
"INPUT MONITORING" DISPLAY

LINE SELECT KEYS (LSK)
CDU
"INPUT MONITORING" DISPLAY
(EXAMPLE)

Test of the Body Gear Tilt Sensor with the CMC

Figure 202

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-61-12
 ALL  ú
 ú  01  Page 210
 ú  Jun 10/93 

BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
C31237
A
747-400 MAINTENANCE MANUAL
 (h)  Push the CDU keys E/070/272/00.
 S 722-058
 (5)  
Do the Test of the Tilt Sensor:

 (a)  
Push the PREVIOUS PAGE key or the NEXT PAGE key as necessary to show the logic condition that follows:

 -
For the Primary Tilt Sensor (S419, S418): Label 270/00

 -
For the Alternate Tilt Sensor (S612, S613): Label 272/00.

 (b)
Make sure the CDU display for the label 270/00 or 272/00 is
　
中國航空網 m.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：747-400 AMM 飛機維護手冊 起落架 LANDING GEAR 9(93)