TM 5-3825-270-23&P
0057
Remove all jewelry, such as rings, ID tags, bracelets, etc., prior to working on or around
equipment. Jewelry and tools can catch on equipment, contact positive electrical circuits,
and cause a direct short, severe burns, or electrical shock. Failure to comply may result
in injury or death to personnel.
4.
Connect red multimeter lead to black wire at cab control box ENGINE OFF/BATTERY DRAIN indicator.
BACK OF CAB
CONTROL BOX
RED WIRE/WHITE WIRE
CAB CONTROL
BOX ENGINE
OFF/BATTERY
DRAIN
INDICATOR
BLACK WIRE
Figure 8. Cab Control Box Engine Off/Battery Drain Indicator - Step 6.
5.
Connect black multimeter lead to known good ground.
6.
Note multimeter reading.
CONDITION/INDICATION
Are less than 200 ohms measured on black wire at cab control box ENGINE OFF/BATTERY DRAIN indicator
to known good ground?
DECISION
No - Go to step 7. (Step 7 - Are less than 200 ohms measured at UPIK harness connector pin I to known good
ground?)
Yes - Replace cab control box ENGINE OFF/BATTERY DRAIN indicator. (WP 0215) Verify problem is solved.
(Step 8 - Does cab control box ENGINE OFF/BATTERY DRAIN indicator illuminate?)
STEP 7
Are less than 200 ohms measured at UPIK harness connector pin I to known good ground?
1.
Disconnect water distributor UPIK electrical harness from prime mover.
UPIK AIR
CONNECTION
UPIK
ELECTRICAL
CONNECTION
Figure 9. UPIK Electrical Connection - Step 7.
2.
Ensure multimeter is set to measure continuity.
