DRAFT
TM 5-4210-249-13&P-1
0094
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TFFT03718
Step 20.
Turn battery disconnect switch to OFF position (WP 0007). Check for continuity across
cab power distribution wire harness wire 2845 (white) from cab power distribution block
relay 9, terminal 3 to cab power distribution block relay 10, terminal 4.
If there is no continuity, replace cab power distribution wire harness and
block (WP 0441).
Step 21.
Turn battery disconnect switch to ON position (WP 0007). While an assistant holds cab
FOAM SYSTEM switch to off position (WP 0004), check for 22 to 28 VDC between cab
power distribution wire harness wire 2831 (blue) from cab power distribution block
relay 10, terminal 1 to a known good ground.
a.
If 22 to 28 VDC are present, replace relay 10 (WP 0402).
b.
If 22 to 28 VDC are not present, repair wire 2831 in cab pump control
wire harness if repairable (TM 9-2320-325-14&P), or replace cab pump
control wire harness (WP 0443).
0094-15