E. Prepare for Removal
SUBTASK 24-52-01-860-001
(1) Before you remove the transformer [1], do this step:
(a) Open this circuit breaker and install safety tag:
CAPT Electrical System Panel, P18-3
Row Col Number Name
C 5 C02046 28V AC XFR BUS 1 SECT 2
SUBTASK 24-52-01-010-001
(2) Open the P18 Circuit Breaker Panel to access the transformer [1].
F. 28-Volt AC Transformer Removal
SUBTASK 24-52-01-020-001
(1) Do these steps to disconnect the electrical leads from the transformer [1]:
(a) Remove the nuts [4] and the washers [3] that attach the electrical leads to the
transformer [1].
(b) Attach an identification tag to each electrical lead.
(c) Remove the electrical leads from the transformer [1].
(d) Remove the four bolts [6] and the washers [5] that attach the transformer [1] to the panel.
(e) Remove the transformer [1].
END OF TASK
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
24-52-01
Page 402
D633A101-ILF Feb 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
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