CLAAS 78BCh: TR3 (A57-3) Front power take-off Fault Code 78BCh
Issue description
The fault code indicates an issue with the TR3 (A57-3) Front power take-off. After 20 seconds, the tractor initializes, but the power take-off becomes disconnected during a period of inoperativeness. The sequence is then relaunched. If no action occurs, the CSM should be reset.
Check the cause
TR3 (A57-3) Front power take-off status
CSM initialization and reset process
Power take-off connection and operation during inoperativeness
Repair steps
Check the TR3 (A57-3) Front power take-off for proper connection and operation.
Ensure the power take-off is correctly engaged and functioning.
Verify the CSM initialization process.
Confirm that the CSM initializes correctly after 20 seconds and that the power take-off is reconnected.
Reset the CSM if the power take-off does not resume operation.
Follow the manufacturer's procedure for resetting the CSM to restore normal operation.
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