TM 1-1520-238-23
15-136
15.37.
APU PLENUM DRAIN HOSE REPLACEMENT
15.37.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
15.37.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
Light duty laboratory apron (item 27, App H)
Chemical protective gloves (item 154, App H)
Adjustable air filtering respirator (item 262, App H)
Personnel Required:
67R
Attack Helicopter Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
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.
15.37.3. 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.
GO TO NEXT PAGE
M04-1665-1
