TM-9-2320-431-10-1

TRUCK, WRECKER, 8X8, M984A1

TECHNICAL MANUAL; OPERATOR'S MANUAL; PART 1 OF 2

JUNE 2009
TM-9-2320-431-10-1

  TM-9-2320-431-10-1 - Page 1229 of 1244

OPERATOR MAINTENANCE
PERFORM EMERGENCY HYDRAULIC OPERATION WHEN GROVE CRANE
ELECTRICAL POWER FAILS
INITIAL SETUP:
Not Applicable
NOTE
•
If crane electrical power systems fails during crane operation, crane
will be locked in position it was in at time of failure.
•
Do not try to operate any electrical equipment on vehicle or crane.
•
Do not try to repair electrical system.
•
This procedure will provide emergency hydraulic power to lower
crane and load when electrical power has failed.
•
Screwdriver can be put in slot in front of solenoid valve button to hold
button in while operating controls.
1.
Push up and hold solenoid valve button (1).
2.
Shut down crane.
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