TM 1-1520-238-23
6-338
6.78.
MAIN TRANSMISSION LOW OIL PRESSURE SWITCH REMOVAL/INSTALLATION
6.78.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
6.78.2. Initial Setup
Tools:
Electrical tool kit (item 378, App H)
Light duty laboratory apron (item 27, App H)
3/4 x 3/8-inch drive open end socket wrench crowfoot
attachment (item 97, App H)
Industrial faceshield (item 129, App H)
Chemical protective gloves (item 154, App H)
0 - 600 inch-pound 3/8-inch drive dial indicator torque
wrench (item 447, App H)
Materials/Parts:
Packing
Petrolatum (item 138, App F)
Wire (item 226, App F)
Personnel Required:
68X
Armament/Electrical System Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
References:
TM 1-1520-238-T
TM 55-1500-323-24
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 No. 1 and/or
No. 2 oil pressure switch. No. 1 switch is
shown except where noted.
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M04-2007-1
