MAIN BATTERY CHARGER - ADJUSTMENT/TEST
1. General
A. This procedure contains scheduled maintenance task data.
B. This procedure has this task:
(1) The Main Battery Charger Operational Test.
TASK 24-31-21-710-801
2. Main Battery Charger Operational Test
A. General
(1) The Battery Charger, M5 is located on the E2-1 equipment rack in the main equipment center.
B. References
Reference Title
24-22-00-860-812 Remove Electrical Power (P/B 201)
24-22-00-860-813 Supply External Power (P/B 201)
32-09-00-840-801 Prepare to Put the Airplane in the Air Mode (P/B 201)
32-09-00-860-802 Return the Airplane to the Ground Mode (P/B 201)
C. Location Zones
Zone Area
117 Electrical and Electronics Compartment - Left
118 Electrical and Electronics Compartment - Right
211 Flight Compartment - Left
212 Flight Compartment - Right
D. Access Panels
Number Name/Location
117A Electronic Equipment Access Door
E. Prepare for Test
SUBTASK 24-31-21-860-007
(1) Do this task: Supply External Power, TASK 24-22-00-860-813.
SUBTASK 24-31-21-860-008
(2) Make sure the BUS TRANS switch on the P5-4 panel is in the AUTO position.
SUBTASK 24-31-21-860-009
(3) Make sure the STANDBY POWER switch on the P5-5 panel is in the AUTO position.
SUBTASK 24-31-21-210-001
(4) Make sure the ELEC light on the P5-13 panel is OFF.
(a) To clear ELEC light messages, do this task: P5-13 ELEC Light Message BITE Procedure
(FIM 24-31 TASK 801).
F. Operational Test
SUBTASK 24-31-21-710-003
(1) Do a check of the battery charger per the steps that follow:
(a) Set the GRD PWR switch on the P5-4 panel to the OFF position.
(b) Make sure the BAT switch on the P5-13 panel is set to the ON position.
(c) Set the DC meter selector switch on the P5-13 panel to the BAT position.
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
24-31-21
Page 501
D633A101-ILF Jun 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
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