(b) Open these circuit breakers and install safety tags:
Battery Shield, J9
Row Col Number Name
A 3 C01209 AUX BAT CHARGER
A 4 C00142 BATTERY CHARGER
A 5 C01340 BATTERY BUS
SUBTASK 24-34-31-020-007-002
(4) Remove the battery connectors from the main and auxiliary batteries per the steps that follow:
(a) Gain access to the forward cargo area.
(b) Remove the forward bulkhead liner that covers the batteries.
(c) Remove the battery connectors from both batteries.
NOTE: Do not let the terminals on the connector rest against the airplane structure.
F. Procedure
SUBTASK 24-34-31-020-008-002
(1) Do these steps to remove the static inverter RCCB [1]:
(a) Remove the access cover on top of the J9 shield to get access to the RCCB.
(b) Install identification tags on all wires attached to the RCCB before removing them.
(c) Remove the two nuts [2], lockwashers [3] and washers [4] from both terminal studs on
the Static inverter RCCB.
(d) Remove the nut [2], lockwasher [3] and washer [4] from the top terminal stud on the Dual
Battery RCCB.
NOTE: This step must be done because the terminals are close together on the same
wire.
(e) Remove the wires from the terminal studs.
(f) Remove the control wires from the connector on the RCCB SWPM 20-83-00.
NOTE: Be sure to install an identification tag on wire so that you can install the wire into
the correct socket later.
(g) Remove the two screws [5] that hold the RCCB to the panel.
(h) Remove the RCCB.
END OF TASK
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
24-34-31
Config 2
Page 402
D633A101-ILF Jun 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
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