Alliance Washer Er dS Error Code

Voltage Error

Er dS

Unexpected supply voltage. Check the harness connections between the front end control and the drive board. If the front end control was replaced, set dip switch #1 to the same setting as the previous control. If reworking the machine to use a different voltage supply, the dip switch #1 setting may need to be changed. If the dip switch #1 setting is changed, power down, power up and try again. Also check Pin H2-7 on the front end control to ensure good connection between front end control and drive board. The control has the incorrect voltage dipswitch setting. There is a disconnect power fail signal at H2 connection on output control board.The dipswitch setting must be corrected. To clear this error the machine must be powered down. Reset dipswitch to the correct voltage. Correct wiring issues.

Alliance Washer Er dS Error Code Error Code Possible Causes

Improper supply voltage.
Improper dip switch setting.
The control board is defective.
Wire harness or connection issue

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This information is provided for educational purposes only. Please consult the appropriate Service Mode or Technical Document for your model. Always take proper safety precautions when installing or repairing any major appliance.