DRAFT
TM 5-4210-249-13&P-2
0154
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TFFT03102
NOTE
Cab roof lightbar flasher unit has four outputs at terminals 3, 4, 6, and 7. Cab roof lightbar
flasher unit output terminals 3 and 6 are connected to six warning lights each.
Step 23.
Remove third and fourth warning lights on passenger side of front cab roof
lightbar (WP 0345). With a test lead set, check for continuity across blue or green
signal wire from non-operating warning light connector terminal 3 to cab roof lightbar
flasher unit, terminals 3 or 6.
a.
If there is continuity between non-operating warning light connector
and cab roof lightbar flasher unit terminals 3 or 6, replace
non-operating warning light (WP 0351).
b.
If there is no continuity, repair blue or green signal wire if
repairable (TM 9-2320-325-14&P), or replace cab roof lightbar cable
assembly (WP 0371).
0154-17