North Star Drive Gear / Motor Noise

Softener makes clicking or grinding noises from the valve head

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Worn or broken drive gears, Loose motor mounting, Debris in gear train, Failing drive motor

Safety: Unplug the unit before removing the valve cover.

1. Remove valve cover: Expose the drive motor and gear train.
2. Inspect gears: Look for missing teeth, cracks, or debris lodged between gears. Clean out any foreign material.
3. Check motor mount: Ensure the motor is firmly secured and not vibrating excessively.
4. Replace worn parts: Install a new drive gear set and, if noise persists, a new valve drive motor.

Medium 3/5

Drive Gear Set

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