TM 1-1520-238-23
Change 1
13-137
13.44.
DEFOG SHUTOFF VALVE REMOVAL/INSTALLATION
13.44.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
13.44.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
Light duty laboratory apron (item 27, App H)
Industrial faceshield (item 129, App H)
Chemical protective gloves (item 154, App H)
1 1/16 & 1 1/4-inch open end wrench (item 416, App H)
1 & 1 1/8-inch open end wrench (item 417, App H) (2)
1 3/8 & 1 7/16-inch open end wrench (item 421, App H)
Materials/Parts:
Packing
Petrolatum (item 138, App F)
Personnel Required:
67R
Attack Helicopter 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
4.57
No. 1 engine louver actuator removed
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M04-699-1A
