TM 55-1730-229-12
AG 320A0-OMM-000
TO 35C2-3-473-1
TM 1730-12/1
Table 4-2.
Organizational Troubleshooting (continued)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
(continued)
12.
Test UTILITY LIGHTS switch 1S7 (see malfunction 79).
Step 8.
a. Replace switch if defective (paragraph 4-104.c), and perform
operational check.
b.
If switch is good, do step 9.
Check wiring between switch 1S7-3 and engine oil utility lamp socket
Step 9.
positive (+) terminal.
Replace defective wiring, and perform operational check.
Set MASTER SWITCH to OFF and disconnect battery. Check utility
Step 10.
light bulb.
a. Replace defective bulb with good bulb, and perform
operational check.
If bulb is good, do step 11.
b.
Step 11.
Check wiring between utility light socket positive terminals, and
between socket negative terminals and ground.
a. Replace defective wiring.
If wiring is good, replace socket for failed light.
b.
c. Perform operational check.
13. GTE LOW OIL PRESS INDICATOR NOT LIT - MASTER SWITCH ON AND ENGINE NOT RUNNING.
Test low oil pressure switch (malfunction 89).
Step 1.
a. Replace switch if defective (paragraph 4-41), and perform
operational check.
If switch tests good, do step 2.
b.
