When the control knob is pushed backward the unit moves forward and then stops

  • Cause of failure:

    1. This happens when belly switch is touched. This is normal.

    2. Belly switch is stuck the cover can not be pressed down or pop up. or it is damaged.

    3. Belly switch button is damaged: Disassemble the handle and use a multimeter to check continuity of the button.

Step 1: What is a belly switch

Belly switch

Step 2: Belly switch check and repair

Check if belly switch is stuck

Step 2: Belly switch check and repair

Repair belly switch

Step 3: Belly switch button check and replacement

Remove handle upper cover

Replace the handle button

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