TM 1-1520-238-23
Change 4
6-575
6.140.
TAIL ROTOR GEARBOX AFT STRUT REMOVAL/INSTALLATION
6.140.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
6.140.2. Initial Setup
Tools:
Aircraft maintenance tool kit (item 372, App H)
Light duty laboratory apron (item 27, App H)
0.000 - 0.125-inch dial indicator depth gage (item 145,
App H)
Chemical protective gloves (item 154, App H)
Adjustable air filtering respirator (item 262, App H)
0 - 600 inch-pound 3/8-inch drive dial indicator torque
wrench (item 447, App H)
Materials/Parts:
Nut (2)
Sealing compound (item 158A, App F)
Personnel Required:
68D
Aircraft Powertrain Repairer/NDI
67R3F
Attack Helicopter Repairer/Technical
Inspector
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
2.2
Access fairing L540 and L546 removed
WARNING
FLIGHT SAFETY PART
The tail rotor gearbox 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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M04-3383-1
