Description:

This error code, CSM 523775.02, indicates a fault in the single lever control hand presence switch due to conflicting outputs. This may be caused by a malfunction in the switch mechanism, wiring issues, or sensor faults.

Reaction:

The function of the single lever control is disabled to prevent incorrect operations.

Recommendations:

Inspect Hand Presence Switch:

• Check the single lever control hand presence switch for any signs of malfunction or wear. Replace the switch if necessary.

Check Wiring and Connections:

• Inspect the wiring and connections related to the hand presence switch for any damage, loose connections, or corrosion. Secure and clean all connections.

Test Switch Functionality:

• Use diagnostic tools to test the hand presence switch and ensure it is functioning correctly without conflicting outputs.

Reset and Test System:

• After addressing the issue, reset the system and perform tests to ensure the hand presence switch is operating correctly and the single lever control function is restored.

Note:

Regular maintenance and inspection of control switches and associated wiring can help prevent faults. Promptly addressing any signs of malfunction can ensure reliable system operation.