TM 1-1520-238-23
12-6
12.2.
PILOT WINDSHIELD WIPER BLADE REPLACEMENT
12.2.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
12.2.2. Initial Setup
Tools:
Aircraft mechanics tool kit (item 376, App H)
0.0 - 50.0-pound weighing scale (item 273, 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
12.2.3. 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.
c. Remove wiper blade (1) from wiper arm (2)
and wiper link (3).
(1) Remove nuts (4) and (5) and washers (6) and
(7) from studs (8) and (9).
(2) Lift arm (2) and link (3) from studs (8) and (9).
(3) Remove and discard blade (1).
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