TM 1-1520-238-23
Change 2
7-541
7.142.
START AIR VALVE AND GROUND AIR CONNECTION FLANGE
REMOVAL/INSTALLATION
7.142.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
7.142.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
Light duty laboratory apron (item 27, App H)
Chemical protective gloves (item 154, App H)
Adjustable air filtering respirator (item 262, App H)
18-inch strap pipe wrench (item 426, App H)
Materials/Parts:
Gasket
Lubricant (item 114, App F)
Petrolatum (item 138, App F)
Sealing compound (item 156A, App F)
Wire (item 226, App F)
Personnel Required:
67R
Attack Helicopter Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
References:
TM 1-1520-238-T
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
2.2
Access door LN5 opened
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