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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 865-049
(4)
Set the GEAR INHIBIT switch to the NORMAL position.
S 865-051
(5)
Set the landing gear lever to the DOWN position.
K. Glideslope Cancel Test
S 745-052
(1) Set the switch on the GPWC front panel to the PRESENT STATUS position.
(a) Make sure the status message 1*XX2XX* shows after the database version.
S 865-053
(2) Push and hold the captain's BELOW G/S switch.
(a) Make sure the display changes to 1*XX3XX*.
S 865-054
(3) Release the captain's BELOW G/S switch.
(a) Make sure the display changes to 1*XX2XX*.
S 865-055
(4) Push the first officer's BELOW G/S switch.
(a) Make sure the display changes to 1*XX3XX*.
S 865-056
(5) Release the first officer's BELOW G/S switch.
(a) Make sure the display changes to 1*XX2XX*.
L. Master Dim Test
S 745-057
(1) Push and release the GPWS SYS test switch.
(a) Make a note of the brightness of the captain's and first officer's BELOW G/S lights.
NOTE: Ignore the other self-test aurals and indications.
____
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 865-058
(2)
Set the Master Dim test switch to the DIM position.
S 745-059
(3)
Push and release the GPWS SYS test switch.
(a) Make sure the captain's and first officer's BELOW G/S lights show dimmer than before.
S 865-060
(4) Set the Master Dim test switch to the NORMAL position.
M. Put the Airplane Back to Its Usual Condition
S 865-061
(1) Remove electrical power if it is not necessary (Ref 24-22-00/201).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH -208 AND ON GPWC ú
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
GROUND PROXIMITY WARNING COMPUTER - REMOVAL/INSTALLATION
________________________________________________________
1. General_______
A. This subject has two tasks. There is one task for the removal and one task for the installation of the ground proximity warning computer.
B. The ground proximity warning computer, 2 MCU enclosure weighing 5.8 pounds, is rack mounted and secured by a single hold-down device on rack E2-4 in the main equipment center.
TASK 34-42-11-004-010
2. Ground Proximity Warning Computer Removal_________________________________________
A. References
(1) AMM 20-10-07/201, E/E Rack-Mounted Components
B. Access
(1) Location Zone
205 Electronic Compartment
C. Procedure
S 864-004
(1) Open these circuit breakers and attach DO-NOT-CLOSE tags:
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本文链接地址：737-300 400 500 AMM 飞机维护手册 导航 NAVIGATION 3(129)
