TM 1-1520-238-23
Change 4
10-411
10.98.
NO. 2 ENGINE FUEL INLET HOSE REPLACEMENT
10.98.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
10.98.2. 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)
0 - 30 inch-pound 1/4-inch drive dial indicator torque
wrench (item 445, App H)
Materials/Parts:
Gasket
Petrolatum (item 138, 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
10.2
Fuel system safety precautions observed
1.22
Fuel system vented
2.2
Access door RN1 opened
10.98.3. Removal
a. Enter pilot station (para 1.56). Observe all
safety precautions.
b. On pilot center circuit breaker panel, open
FUEL VLV ACTR circuit breaker.
c. On pilot center circuit breaker panel, open
FUEL BST and FUEL XFEED circuit breakers.
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