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FORWARD HANGER BEARING COUPLING REMOVAL/INSTALLATION – continued | Up
TM-1-1520-238-23-4 Helicopter Attack AH-64A Apache (NSN 1520-01-106-9519) (EIC: RHA) Manual | Next
FORWARD HANGER BEARING AND SUPPORT REMOVAL/INSTALLATION – continued |
TM 1-1520-238-23
6-32
Change 8
6.7.
FORWARD HANGER BEARING AND SUPPORT REMOVAL/INSTALLATION
6.7.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
6.7.2. Initial Setup
Tools:
Aircraft maintenance tool kit (item 372, App H)
7/16 x 3/8-inch drive torque wrench adapter (item 22,
App H)
Light duty laboratory apron (item 27, App H)
Chemical protective gloves (item 154, App H)
Adjustable air filtering respirator (item 262, App H)
30 - 150 inch-pound 3/8-inch drive click type torque
wrench (item 441, App H)
0 - 75 inch-pound 1/4-inch drive dial indicator torque
wrench (item 446, App H)
Materials/Parts:
Corrosion preventive compound (item 62A, App F)
Epoxy primer coating kit (item 78, App F)
Sealing compound (item 178, App F)
Personnel Required:
68D
Aircraft Powertrain Repairer/NDI
67R3F
Attack Helicopter Repairer/Technical
Inspector
References:
TM 1-1520-238-T
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
6.5
No. 3 tail rotor drive shaft removed
WARNING
FLIGHT SAFETY PART
The forward hanger bearing 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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M04-437-1
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