wf 7840

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  1. Wf 7840 motor heat protection control reset

    I have a WF 7840 printer and recently I've been experiencing issues with the motor heat protection control. The printer keeps shutting off due to overheating and I'm unable to reset it. Has anyone else encountered this problem? If so, do you have any solutions or tips on how to properly reset...
  2. Wf 7840 initialize pw sensor deterioration counter reset

    Hello everyone, I recently encountered an issue with my Wf 7840 printer where it is showing a message to initialize the PW sensor deterioration counter reset. I have tried following the instructions in the manual but have not been successful in resolving the issue. Has anyone else experienced...

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