Troubleshooting Guide - True z4 Owner's Manual

Troubleshooting Guide

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