08 tm es 400 500 0501 3 en1007 new feed.pdf


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DI 400 / 500
ELECTRIC SYSTEM

tm 0501-3 en1007

1.

GENERAL DESCRIPTION

These instructions describe the operating principle, testing and adjusting procedures of the
DI 400 / 500 electric system.

2.

SAFETY

Always follow the safety instructions and be careful with your work.
Service and adjustment procedures are only allowed to persons who
have been given specific service training. Read the instructions before
any adjusting or repairing.
CAUTION

Hazardous moving and rotating parts. Do the service and repair work
only when the rig is not running. Make sure that accidental starting or
moving of the rig is prevented during service.
WARNING

Danger of high-pressure oil jets. High-pressure oil jets can cause serious personal injuries. Release the pressure in the hydraulic circuit
before opening caps or connections.
WARNING

Risk of electric shock. Electric shock may cause death of severe
burns. Always cut off the main power with the main switch before
repair or maintenance work.
WARNING