CLAAS 78BAh: TR3 (A57-3) Rear power take-off fault code 78BAh
Issue description
The TR3 (A57-3) Rear power take-off fault code 78BAh indicates an issue with the power take-off system. After 20 seconds, the tractor initializes, but the power take-off becomes disconnected during a inoperative state, and the sequence is relaunched. If no action occurs, the CSM should be reset.
Check the cause
The TR3 (A57-3) Rear power take-off system
The sequence CSM
The initialization process after 20 seconds
Repair steps
Check the TR3 (A57-3) Rear power take-off system
Verify the operation of the TR3 (A57-3) Rear power take-off system as described in the source.
Inspect the sequence CSM
Examine the sequence CSM for any irregularities or malfunctions.
Reset the CSM
If no action occurs, follow the procedure to reset the CSM as indicated in the source.
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