TM 1-1520-238-23
6-223
6.47.
MAIN TRANSMISSION OIL FILLER CAP SCREEN REMOVAL/INSTALLATION
6.47.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
6.47.2. 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)
Chemical protective gloves (item 154, App H)
Adjustable air filtering respirator (item 262, App H)
Materials/Parts:
Packing
Dry cleaning solvent (item 74, App F)
Petrolatum (item 138, 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 panel R200 removed
WARNING
FLIGHT SAFETY PART
The main transmission is a flight safe-
ty part. Failure to follow maintenance
instructions may result in serious
injury or death of crewmembers
and/or serious damage to the
helicopter.
6.47.3. Removal
a. Remove oil filler cap screen (1) from oil filler
cap (2).
(1) Lift cap (3) and remove and discard packing
(4).
(2) Remove screen (1) from cap (3).
b. If necessary, remove extension spring (5)
from filler cap (2).
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