TM 5-5420-226-20-1
Symptom-33
DETAILED
TROUBLESHOOTING
PROCEDURE
(
(
INDICATOR
- GAGE
(Continued)
I
Check bulkhead
engine
disconnect
harness
(CKT 33)
at engine
disconnect
for short to ground.
Second
Technician
(Commander’s
Station)
l
First
l
l
l
l
Reinstall
front
accessory
harness
connector
at
bulkhead
disconnects
(page
10-270).
Technician
(Left
Top
Deck
Grille
Doors)
Open left top deck grille doors to gain access to engine
disconnects.
Disconnect
bulkhead
engine
disconnect
harness
connector
at engine
disconnects.
Connect
red probe of meter
to contact
H (CKT
33) of
bulkhead
engine
disconnect
harness
connector
and
black
probe
to ground.
Check
if meter
indicates
continuity.
Does meter
indicate
continuity
to ground,
thereby
indicating
a short?
Inspect
bulkhead
engine
disconnect
harness
for bent/
broken
connector
contacts
or
loose CKT 33 wire at rear of
connectors.
Repair connectors
if defective
(page
10-298).
If connectors
are not
defective,
notify
support
maintenance
of a defective
bulkhead
engine
disconnect
harness.
Reconnect
bulkhead
engine
disconnect
harnesa
connector
to engine
disconnect.
n-m
o-
n
+
0
II
/</
/
(CKT
33)
ENGINE
DISCONNECTS
.
Repair
engine
electrical
harness
(page
10-298).
TA107122
4-433
