Manitowoc GROVE GMK 6400, Operating Manual

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Crane operation
11.2 Operation of the rated capacity limiter
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Cancelling the override
The override will be cancelled when you:
– Switch off the ignition,
– Press the key-operated switch again.
The override will automatically be cancelled 30 minutes after the key-oper-
ated switch has been pressed.
Table – error/
information codes The following table contains error and information codes, their causes and
possible solutions.
S
Risk of accident due to accidental override
The key must not remain in the key-operated switch while the crane is oper-
ating.
This prevents the RCL from overriding unintentionally.
Error code Cause Solution
8 04 4 Key-operated rigging
switch pressed, no override
effective – Start the engine;
– Reduce degree of utilisation to less
than 110%
– Move the control lever within
10 seconds after operation
8 05 4 Raise switch pressed,
no override effective – Start the engine;
– Press switch again
8 06 4 Key-operated RCL override
switch pressed, no override
effective – Start the engine;
– Press switch again
8 04 5 Information code:
Key-operated rigging
switch pressed, override
effective
No measures required
8 05 5 Information code:
Raise switch pressed,
override effective
8 06 5 Information code:
Key-operated RCL override
switch pressed, override
effective