DRAFT
TM 5-4210-249-13&P-2
0131
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TFFT03555
Step 10.
Turn battery disconnect switch to OFF position (WP 0007). Install relay 13 on cab
power distribution block (WP 0402). Open ladder rack control panel (WP 0010). Turn
battery disconnect switch to ON position (WP 0007). Check for 22 to 28 VDC between
wire 1820 (red) from POWERED EQUIPMENT RACK MASTER switch, terminal to a
known good ground.
If 22 to 28 VDC are not present, go to Step 15.
Step 11.
Put POWERED EQUIPMENT RACK MASTER switch to ON position (WP 0011).
Check for 22 to 28 VDC between wire 1821 (black) from POWERED EQUIPMENT
RACK MASTER switch terminal to a known good ground.
If 22 to 28 VDC are not present, replace POWERED EQUIPMENT RACK
MASTER switch (WP 0389).
0131-8