TM 1-1520-238-23
6-407
6.92.
MAIN ROTOR DRIVE PLATE COVER REMOVAL/INSTALLATION
6.92.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
6.92.2. Initial Setup
Tools:
Aircraft maintenance tool kit (item 372, App H)
Light duty laboratory apron (item 27, App H)
Industrial faceshield (item 129, 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 - 30 inch-pound 1/4-inch drive dial indicator torque
wrench (item 445, App H)
Materials/Parts:
Packing (2)
Screw (NAS 1096-3-20 for installation) (3)
Washer (NAS 1515H3H for installation) (3)
Epoxy primer coating kit (item 76, App F)
Petrolatum (item 138, App F)
Personnel Required:
68D
Aircraft Powertrain Repairer/NDI
67R3F
Attack Helicopter Repairer/Technical
Inspector
References:
TM 55-1500-335-23
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
6.90
Main rotor de-ice power distributor and air
data system (ADS) mast assembly removed
WARNING
FLIGHT SAFETY PART
The main rotor drive plate 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.
GO TO NEXT PAGE
M04-0512-1
