LifeFitness 3500 Treadmill Belt Error

Probable Cause

  1. Interruption or spike in power.
  2. Poor connection or damaged power cord.
  3. The On/Off switch is bad.
  4. The motor controller is bad.

Corrective Action

  1. Reset power to the unit at the On/Off switch.
  2. Inspect power cord and repair if damaged or replace any poor connections.
  3. Replace the On/Off switch.
  4. Test unit with a known good motor controller. Replace the motor controller if necessary.
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