TM 5-3825-270-23&P
0027
DECISION
No - Go to step 9. (Step 9 - Are 22 to 28 VDC present at 15-amp circuit breaker terminal 1?)
Yes - Go to step 7. (Step 7 - Are 22 to 28 VDC present at emergency stop switch, terminal 2?)
STEP 7
Are 22 to 28 VDC present at emergency stop switch, terminal 2?
1.
Ensure multimeter is setup to measure voltage.
2.
Rotate EMERGENCY STOP switch to on position. (TM 5-3825-270-10)
WARNING
Remove all jewelry such as rings, ID tags, bracelets, etc., prior to working on or around
vehicle. 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.
3.
Connect red multimeter probe to EMERGENCY STOP switch, terminal 2.
BACK OF
CONTROL PANEL
EMERGENCY
STOP SWITCH
TERMINAL 1
EMERGENCY
STOP SWITCH
TERMINAL 2
Figure 8. Emergency Stop Switch, Terminal 2- Step 7.
4.
Connect black multimeter probe to known good ground.
5.
Note multimeter reading.
6.
Push in EMERGENCY STOP switch to off position. (TM 5-3825-270-10)
CONDITION/INDICATION
Are 22 to 28 VDC present at emergency stop switch, terminal 2?
DECISION
No - Replace EMERGENCY STOP switch. (WP 0088) Verify problem is solved. (Step 11 - Does control panel
have power?)
Yes - Go to step 8. (Step 8 - Are less than 200 ohms measured from negative terminal strip, terminal 6 to negative
battery terminal?)
STEP 8
Are less than 200 ohms measured from negative terminal strip, terminal 6 to negative battery terminal?
1.
Setup multimeter to check for continuity.