TM 9--2350--292--20--1
0014 00--4
APU CONTROL BOX HIGH AIR TEMP INDICATOR DOES NOT LIGHT --
CONTINUED
0014 00
CONTINUED FROM STEP E
no
yes
CONTINUED ON NEXT PAGE
Is continuity present?
no
yes
1. Reconnect harness 3W702 connector P1 at
bulkhead disconnect.
2. Remove APU control box from the vehicle
(WP 0247 00).
3. Turn FUEL SHUT OFF switch ON
(TM 9--2350--292--10).
4. Place one multimeter lead on harness 4W725
receptacle pin N and the other multimeter lead
on pin F. Check for continuity.
Go to STEP D of trouble-
shooting procedures for
AUXILIARY POWER
UNIT FUEL SOLENOID
FAILS TO ENERGIZE
(WP 0021 00).
F
1. Reconnect harness 3W704 P1 at APU engine
disconnect.
2. Disconnect harness 4W700 connector P1 at
APU control box.
3. Place one multimeter lead on harness 3W702
connector P1 bulkhead receptacle pin D and
the other multimeter lead on harness 4W700
P1 connector socket J. Check for continuity.
Is continuity present?
G
Repair (WP 0290 00) or
replace (WP 0332 00)
harness 4W700. Verify
fault is corrected.
