TM 55-1520-240-23-10
12-40
INSPECT WINDSHIELD WIPER PARTS
12-40
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanics Tool Kit, NSN 5180-00-323-4692
Materials:
None
Personnel Required:
CH-47 Helicopter Repairer
References:
TM 55-1520-240-23P
Equipment Condition:
Off Helicopter Task
Wiper Blade Removed (Task 12-35)
WIPER ARM
1.
Check inside and outside grooves of adjustment
sleeves (1). There shall be no stripped grooves.
2.
Check grooves in hub (2) at end of wiper arm (3).
There shall be no stripped grooves.
WIPER BLADE
3.
Check grooves of disk (4). There shall be no
stripped grooves.
4.
Check rubber of wiper blade (5). There shall be
no cracks, tears, or looseness.
FOLLOW-ON MAINTENANCE:
None
END OF TASK
Change 1
12-93