TM 1-1520-238-23
6-263
6.58.
MAIN TRANSMISSION BREATHER REMOVAL/INSTALLATION
6.58.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
6.58.2. 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)
10 - 50 inch-pound 1/4-inch drive click type torque
wrench (item 434, App H)
Materials/Parts:
Packing
Petrolatum (item 138, App F)
Wire (item 222, 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 L200 or 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.
NOTE
This task is typical for either left or right
main transmission breather.
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RIGHT SIDE
M04-494-1
LEFT SIDE
