TM 1-1520-238-23
10-464
Change 1
10.112.
FUEL BOOST PUMP PRESSURE SWITCH REMOVAL/INSTALLATION
10.112.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
10.112.2. Initial Setup
Tools:
Electrical tool kit (item 378, App H)
Light duty laboratory apron (item 27, App H)
7/8 x 3/8-inch drive open end box socket wrench
crowfoot attachment (item 86, App H)
Chemical protective gloves (item 154, App H)
Adjustable air filtering respirator (item 262, App H)
30 - 150 inch-pound 3/8-inch drive click type torque
wrench (item 441, App H)
Materials/Parts:
Packing
Petrolatum (item 138, App F)
Wire (item 224, App F)
Personnel Required:
68X
Armament/Electrical System Repairer
68X3F
Armament/Electrical System 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
TM 9-1090-208-23
Ammunition storage maga-
zine removed
10.112.3. Removal
a. Enter pilot station (para 1.56). Observe all
safety precautions.
b. On pilot center circuit breaker panel, open
ENG INST circuit breaker.
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M04-330-8
PILOT STATION
CENTER CIRCUIT BREAKER PANEL
M04-330-9
