TM 1-1520-238-23
10-440
10.106.
NO. 1 ENGINE UPPER FUEL SUPPLY HOSE REPLACEMENT
10.106.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
10.106.2. 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)
1 1/4 & 1 5/16-inch open end wrench (item 419, App H)
1 3/8 & 1 7/16-inch open end wrench (item 421, App H)
12-inch strap pipe wrench (item 425, App H)
Materials/Parts:
Gasket
Petrolatum (item 138, App F)
Personnel Required:
67R
Attack Helicopter Repairer
One person to assist
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
1.22
Fuel system vented
2.2
Access panel L200 re-
moved
TM 9-1090-208-23
Ammunition storage maga-
zine removed
10.106.3. Removal
a. Enter pilot station (para 1.56). Observe all
safety precautions.
b. On pilot center circuit breaker panel, open
FUEL XFEED and FUEL BST circuit breakers.
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M04-316-1
