TM 5-3820-276-10-2
OPERATOR MAINTENANCE
ENGINE DOES NOT CRANK - WATER WELL DRILLING RIG (WWDR)
INITIAL SETUP:
References
Equipment Condition
Volume 1, WP 0066
Engine off (Volume 1, WP 0012)
TROUBLESHOOTING PROCEDURE
ENGINE DOES NOT CRANK - WWDR
SYMPTOM
Engine does not attempt to start with key switch in start position.
MALFUNCTION
No electrical power present in cab.
CORRECTIVE ACTION
NOTE
If dash and cab lighting does not illuminate with ignition switch in ON position, no
electrical power is present in cab.
Verify if dash and cab lighting illuminates with ignition switch in ON position (Figure 1).
OFF
ON
IGNITION
SWITCH
WWDS00497
Figure 1.
Ignition Switch.
a.
If no electrical power is present in cab, proceed to No Electrical Circuits Operate - WWDR