TM 55-1520-240-23-8
10-120
TEST FUEL FEED SYSTEM
10-120
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692
Nitrogen Supply With Regulator
Shutoff Valve
Pressure Gage, 0-100 psi
Stopwatch, NSN 6645-00-250-4680
Vent Valve
Grounded, Container, 2 Quart or Equivalent
Materials:
Cloths (E135)
Soap (E353)
Brush (E85)
Lockwire (E229)
Lockwire (E231)
Gloves (E184.1)
Parts:
Plug, AN806-16D (2)
Plug, AN806-6D (2)
Personnel Required:
Medium Helicopter Repairer
Inspector
References:
TM 1-1500-204-23
Equipment Condition:
Electrical Power On
Hydraulic Power Off
Helicopter Defueled (Task 10-34 or 10-35)
Aft Intertank Pod Panels Open (Task 2-185)
Helicopter Grounded (Task 1-29)
Heater Compartment Acoustic Blanket Removed
(Task 2-107)
Cargo Ramp Open and Level (TM 55-1520-240-T)
Ramp Work Platform Open (Task 2-238)
APU Drip Pan Removed (Task 2-3)
Engine Work Platform Open (Task 2-2)
Engine Access Cover Open (Task 4-49)
Test Setup
General Safety Instructions:
All regulations and instructions
for handling fuels shall be strictly
observed.
Do not allow nipple or fittings to turn
when disconnecting fuel lines from
aft access panel of tank. Otherwise,
access door fittings can fail and cause
blockage.
10-521
