TM 1-1520-238-23
Change 7
5-117
5.24.
MAIN ROTOR DAMPER ROD END REMOVAL/INSTALLATION
5.24.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
5.24.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
Light duty laboratory apron (item 27, App H)
1 3/8 x 1/2-inch drive open end box socket wrench
crowfoot attachment (item 78, App H)
Chemical protective gloves (item 154, App H)
1/2-inch drive ratchet socket wrench handle (item 172,
App H)
Adjustable air filtering respirator (item 262, App H)
1 1/16 & 1 1/8-inch box wrench (item 410, App H)
3-piece spatula set (item 337, App H)
700 - 1600 inch-pound 1/2-inch drive click type torque
wrench (item 433, App H)
150 - 750 inch-pound 3/8-inch drive click type torque
wrench (item 442, App H)
Materials/Parts:
Self-locking nut
Cloth (item 52, App F)
Corrosion preventive compound (item 62A, App F)
Dry cleaning solvent (item 74, App F)
Lubricant (item 114, App F)
Sealing compound (item 177, App F)
Wire (item 225, App F)
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
1.62
Rotor brake locked
WARNING
FLIGHT SAFETY PART
The main rotor head assembly 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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