TM 9--2350--292--20--1
0014 00--3
APU CONTROL BOX HIGH AIR TEMP INDICATOR DOES NOT LIGHT --
CONTINUED
0014 00
CONTINUED FROM STEP C
no
yes
CONTINUED ON NEXT PAGE
Is continuity present?
no
yes
1. Reconnect harness lead 493 to lead 3W705.
2. Open air intake grilles over battery
compartment (TM 9--2350--292--10).
3. Disconnect harness 3W702 connector P1 at
bulkhead disconnect.
4. Place one multimeter lead on harness 3W702
P1 connector socket D and other multimeter
lead on harness 3W702 connector J2 Pin C at
the APU engine disconnect. Check for
continuity.
Repair (WP 0290 00) or
replace (WP 0311 00)
harness 3W702. Verify
fault is corrected.
D
1. Reconnect lead 3W705 at the high air
temperature switch.
2. Disconnect harness 3W704 connector P1 at
APU engine disconnect.
3. Place one multimeter lead on harness
connector at P1 socket C and the other
multimeter lead on lead 493 connector socket
to lead 3W705. Check for continuity.
Is continuity present?
E
Repair (WP 0290 00) or
replace (WP 0642 00)
harness 3W704. Verify
fault is corrected.
