TM 1-1520-238-23
5-216
5.48.
MAIN ROTOR ELECTRICAL BRUSH, ELECTRICAL HOLDER, AND PITCH WEB ELECTRICAL
LEAD REMOVAL/INSTALLATION
5.48.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
5.48.2. Initial Setup
Tools:
Aircraft maintenance tool kit (item 372, App H)
Electrical tool kit (item 378, App H)
Light duty laboratory apron (item 27, App H)
Chemical protective gloves (item 154, App H)
Heat protective gloves (item 155, App H)
Electric gun type heater (item 163, App H)
Multimeter (item 215, App H)
Adjustable air filtering respirator (item 262, App H)
Materials/Parts:
Adhesive (item 3, App F)
Lubricant (item 114, App F)
Paper (item 133, App F)
Paper (item 135, App F)
Sealing compound (item 175, App F)
Wire (item 225, App F)
Personnel Required:
68D
Aircraft Powertrain Repairer/NDI
68X
Armament/Electrical System Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
References:
TM 55-1500-323-24
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
WARNING
FLIGHT SAFETY PART
The main rotor head is a flight safety part. Failure to follow maintenance instructions may
result in serious injury or death of crewmembers and/or serious damage to the helicopter.
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