TM 9-2350-287-20-1
2-19. TROUBLESHOOTING CHART (continued).
h. LIGHTS (continued).
(4) ENGINE LOW LEVEL COOLANT LIGHT FAILS TO
OPERATE WHEN PRESSED-TO-TEST. All other
lights operate (continued).
C. 6. Turn MASTER switch OFF (refer to TM 9-
2350-287-10).
does light illuminate?
Replace low level coolant light press-to-
test indicator lamp (para 7-6). Verify
problem is solved.
D. 1. Disconnect harness 12260298 from har-
ness 12260287.
2. Place one lead of multimeter in wire 352A
on pin G of harness 12260298 connector
and place other lead of multimeter on har-
ness 12260298 wire 352A coolant low level
light connector.
3. Check for continuity.
Is continuity indicated?
Repair wire 352A or replace harness
12260298 (para 7-7). Verify problem
is solved.
E. 1. Reconnect wire harness 12260298 to
connector 12260287. Connect 352A to cool-
ant low level light and reassemble portable
instrument panel.
2. Disconnect wire harness 12260287 from
driver's bulkhead.
3. Connect one lead of multimeter on pin M
of harness 12260287 bulkhead connector
and place other lead on socket G of harness
12260287 portable instrument panel har-
ness connector.
4. Check for continuity.
Is continuity indicated?
Continued on next page
2-149
