TM 55-1520-240-23-4
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CHECK SWASHPLATE BEARING FRICTION
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INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanics Tool Kit, NSN 5180-00-323-4692
Drift Punch, 1/8 Inch
Dial Indicating Scale, 0 to 50 Pounds
Torque Wrench, 30 to 150 Inch-Pounds
Torque Wrench, 100 to 750 Inch-Pounds
Materials:
Grease (E190)
Parts:
Cotter Pin
Personnel Required:
Medium Helicopter Repairer
Rotary-Wing Aviator (2)
Inspector
References:
TM 55-1520-240-10
TM 55-1520-240-23P
TM 1-1500-204-23
Task 1-26
Task 1-39
Task 1-90
Task 2-2
Task 5-97
Task 5-99
Task 5-101
Task 5-112
Task 5-116
Task 5-117
Task 5-132
Task 5-133
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Hydraulic Power Off
One Forward and One Aft Blade Tied Down (Task
1-26)
Work Platforms Open as Required (Task 2-2)
Forward and Aft Pitch Links Disconnected at Lower
End, as Required (Task 5-97)
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