Emergency Stop Functions; Manual Engine Stop; Manual Lowering Of The Boom - Kubota KX91-3a2 Operator's Manual

Operation
Disconnect the jumper cable at the frame of the excavator first, and then at the negative terminal of the
•
helping vehicle.
Disconnect the second jumper cable from the positive terminal of the excavator battery first, and then from
•
the positive terminal of the helping vehicle.
Refit the positive terminal cover on the excavator battery and install the cover and rubber mat.
•
If the jumper cables will be required for the next start of the excavator, check the battery and the
•
alternator's charging circuit, contact skilled personnel, if necessary.

Emergency stop functions

In an emergency, you can switch off the engine and lower the boom manually.

Manual engine stop

If the engine cannot be stopped with the key, it can be stopped
manually.
To stop the engine, push the lever (1) upwards.
•
The excavator may only be taken back into
operation
eliminated.

Manual lowering of the boom

The boom and arm can be lowered in case of an engine failure or if malfunctions occur in the hydraulic system.
The starter switch is in the RUN position.
•
If necessary, lower the boom and the arm with the control lever as described in the "Operating the controls
•
during excavation work" section (page 68).
Make sure nobody is standing in the lowering area before starting the emergency lowering
procedure.
The lowering function is available only for a short time, as it is controlled by the accumulator in
the hydraulic system. The cylinders extend or retract by force of gravity.
after the malfunction has been
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