TM 1-1520-238-23
12-43
12.13.
CPG WINDSHIELD WIPER FLEX SHAFT REPLACEMENT
12.13.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
12.13.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
30 - 150 inch-pound 1/4-inch drive click type torque
wrench (item 435, App H)
Materials/Parts:
Wire (item 229, App F)
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
2.2
Access cover R40 removed
12.12
CPG windshield wiper converter removed
12.13.3. Removal
a. Enter pilot station (para 1.56). Observe all
safety precautions.
b. On pilot aft circuit breaker panel, open ECS
WSHLD WPR circuit breaker.
NOTE
The CPG windshield wiper flex shaft
should already be removed from the
CPG windshield wiper converter.
The coupling can fall out when flex
shaft is removed.
c. Remove flex shaft (1) from wiper motor (2).
(1) Remove lockwire from motor (2) and nut (3).
(2) Remove nut (3) and coupling (4) from motor
(2).
(3) Remove and discard flex shaft (1).
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