True Fitness 400 Series - Manual (Page 38)

Troubleshooting Guide
35
SYMPTOM CAUSE SOLUTION
Circuit breaker on treadmill trips
when the power cord is plugged
into wall.
Circuit breaker on treadmill trips
when inputting speed and start-
ing.
A. Damaged motor
B. Damage or defective
motor power supply
board
C. Damaged motor control
circuit board
D. Restricted belt or
flywheel
E. Treadbelt over tensioned
Service required
Service required
Service required
Check and remove
obstruction or call dealer
See adjustments Page 8
Computer display LED’s do not
illuminate. A. No power to treadmill
B. Circuit breaker trip
C. Upper wire harness not
connected or complete ly
connected.
Restore power at electrical outlet
or reset circuit
breaker if in “on/off” position.
Reset Circuit Breaker
Service required
Incline Motor and tread motor
will not turn on A. Upper wire harness not
connected or completely
connected
Service required
Incline motor does not
operate but the treadbelt moves A. Incline wire harness
not connected
Service required
Scrambled digits on computer
LED’s A. Damaged E-Prom
B. Damaged computer
board
C. Upper wire harness
partially connected
Service required
Service required
Service required
Squeaking noise from motor
while using the treadmill A. Poly V-belt slipping
B. Motor brush noise
excessive
Service required
Service required