TM 1-1520-238-23
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Change 4
15.20.
APU FUEL SUPPLY HOSE REPLACEMENT
15.20.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
15.20.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
1 & 1 1/8-inch open end wrench (item 417, App H)
Personnel Required:
67R
Attack Helicopter Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
References:
TM 1-1520-238-T
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
15.41
APU enclosure upper center cover removed
WARNING
APU is easy to start. Disconnect bat-
tery. Remove all other electrical power
before performing any maintenance in
this area. Death or serious injury
could result if APU starts. If injury oc-
curs, seek medical aid.
15.20.3. Removal
a. Enter pilot station (para 1.56). Observe all
safety precautions.
b. On pilot center circuit breaker panel, open
FUEL APU and APU HOLD circuit breakers.
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M04-2835-1
