DRAFT
TM 5-4210-249-13&P-1
0104
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TFFT02841
WARNING
ICON 3
Remove rings, wristwatches, neck chains, and any other jewelry before working
around vehicle. Jewelry can catch on equipment and cause serious injury. Jewelry
and tools may short across electrical circuits and cause damage to equipment, or
severe burns or electrical shock to personnel.
Step 8.
Release bumper turret control discharge switch (WP 0004). Put bumper turret control
(off) position (WP 0004). Turn battery disconnect switch to OFF
POWER switch to
position (WP 0007). Install bumper turret control cover and tighten four screws.
Remove cab instrument panel E (WP 0311). Disconnect cab instrument panel wire
harness bumper turret control connector. Check for continuity across cab instrument
panel wire harness wire 1640 (black) from cab instrument panel wire harness bumper
turret control connector, terminal 3 to a known good ground.
If there is no continuity, repair wire 1640 in cab instrument panel wire
harness if repairable (TM 9-2320-325-14&P), or replace cab instrument
panel wire harness (WP 0440).
Step 9.
Turn battery disconnect switch to ON position (WP 0007). Check for 22 to 28 VDC
between cab instrument panel wire harness wire 2848 (red) at bumper turret control
connector, terminal 1 and a known good ground.
If 22 to 28 VDC are present, replace bumper turret control (WP 0570).
0104-8
