TM 9--2350--292--20--1
0021 00--1
AUXILIARY POWER UNIT FUEL SOLENOID FAILS TO ENERGIZE.
0021 00
THIS WORK PACKAGE COVERS:
Auxiliary Power Unit Fuel Solenoid Fails To Energize
INITIAL SETUP:
Tools and Special Tools
General mechanic’s tool kit (item 1, WP 0717 00)
Multimeter (item 84, WP 0717 00)
Equipment Conditions
Vehicle MASTER switch OFF (TM 9--2350--292--10)
APU cover removed (WP 0413 00)
Personnel Required
Two
Is there an obstruction or bent, broken, or missing
parts?
no
yes
no
yes
A
B
CONTINUED ON NEXT PAGE
Is continuity present?
WARNING
Remove rings, bracelets, wristwatches,
and neck chains before working on any
vehicle. Jewelry can catch on equip-
ment and cause injury, or may short
across an electrical circuit and cause
severe burns or electrical shock.
Clear obstruction, clean dirt, and
repair or replace bent, broken, or
missing parts (WP 0665 00).
Repair (WP 0290 00) or
replace (WP 0654 00)
harness 3W730. Verify
fault is corrected.
Inspect solenoid and mechanical linkage for dirt,
obstructions, and bent, broken, or missing
mechanical linkage.
1. Disconnect harness 3W730 P2 from fuel
solenoid.
2. Place multimeter red lead to harness 3W730
P2 ground and black lead to common
ground E3.
3. Check for continuity.
