Symptom

Probable Cause

Corrective Action

Recommended Tools

CIRCUIT

BREAKER

TRIPS

Possible short in treadmill wiring.

Motor issues.

Incline motor

drawing treadmill

down

Bad PWM

Too much tension

on belt or

obstruction under

belt.

Weakened circuit breaker or High belt/deck friction

Power off the treadmill and inspect all wiring for shorts or burned areas.

Secure all connectors.

--------

Disconnect motor leads from the PWM. Power on treadmill, press start. If the breaker does not trip check the motor brushes and perform the motor test procedure (page 19).

Reconnect motor to the PWM, if the breaker trips- replace the motor.

--------

Unplug incline motor.

Power on treadmill, if breaker does not trip- replace incline motor.

--------

Unplug PWM, power on machine. If breaker doesn’t trip- replace PWM.

--------

Check for correct tension adjustment

(page 20)

Check for obstruction- remove obstruction.

--------

Perform AC Amp Draw Test (page 17) at circuit breaker.

If draw is less than 15 amps continuously - replace breaker.

Perform Amp Draw test (page 17) If Amp draw is higher than recommended try push test (page 21) procedure.

Allen Key set

Needle nose pliers

Socket set

Multi-meter

Note:

All trouble shooting should be performed in calibration mode.

Page 14

Support Services 800-883-8783

Mon-Fri 8:30am-5:00pm Central Time Zone

Fax: 636-272-7148

 

 

 

Page 13

Page 15
Image 15
True Fitness 455 Pediatric manual Circuit Breaker Trips