TM 1-1520-238-23
10-371
10.85.
LEFT AUXILIARY FUEL TANK CHECK VALVE REMOVAL/INSTALLATION
10.85.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
10.85.2. Initial Setup
Tools:
Aircraft mechanics 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)
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 9-1090-208-23
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
10.2
Fuel system safety precau-
tions observed
TM 9-1090-208-23
Ammunition storage maga-
zine removed
10.85.3. Removal
a. Remove left auxiliary fuel tank check valve (1).
(1) Hold valve (1). Remove nut (2).
(2) Remove valve (1) from fitting (3).
(3) Remove and discard packing (4) from valve
(1).
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M04-340-1
M04-340-2
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