TM 1-1520-238-23
5-146
Change 6
5.31.
MAIN ROTOR PITCH HOUSING AND BLADE – ELECTRICAL LEAD
REMOVAL/INSTALLATION
5.31.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
5.31.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
Electrical tool kit (item 378, App H)
Light duty laboratory apron (item 27, App H)
Chemical protective gloves (item 154, App H)
Industrial goggles (item 156, App H)
Multimeter (item 215, App H)
Adjustable air filtering respirator (item 262, App H)
30 - 150 inch-pound 1/4-inch drive click type torque
wrench (item 435, App H)
150 - 750 inch-pound 3/8-inch drive click type torque
wrench (item 442, App H)
Materials/Parts:
Cloth (item 52, App F)
Lubricant (item 114, App F)
Sealing compound (item 163, App F)
Wire (item 225, App F)
Personnel Required:
67R
Attack Helicopter Repairer
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
NOTE
This task is typical for all eight pitch hous-
ing to blade electrical leads and bearing
retainer to angle bracket electrical leads.
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