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Service Checklist - Diagnosis Guide
Before contacting your dealer for aid, please review the following information. It may save
you both time and expense. This list includes common problems that may not be covered
under the treadmill’s warranty.
PROBLEM
SOLUTION/CAUSE
Display does not light
Treadbelt does not
stay centered
Treadmill belt hesitates
when walked/run on
Motor is not
responsive / Display
is lit
Motor “surges”,
speed fluctuates
Treadmill will only
achieve approximately
7 mph but shows higher
speed on display
Treadbelt stops quickly/
suddenly when tether
cord is pulled
Treadmill trips on board
10 amp circuit breaker
when running/walking
Computer shuts off
when console is
touched (on a cold day)
while walking/running
Tether cord not in position.
Circuit breaker on front grill tripped. Push circuit breaker in until it locks.
Plug is disconnected. Make sure plug is firmly pushed into AC household
wall outlet.
Household circuit breaker may be tripped.
Treadmill defect. Contact your Smooth dealer.
See General Maintenance section under Belt Tracking.
A user may be walking while favoring or putting more weight on either the
left or right foot. If this walking pattern is natural, track the belt slightly off-
center to the side opposite from the belt movement.
See Maintenance section on Treadbelt Tension. Adjust as necessary.
Make certain clock is running. This indicates motor should be receiving
power to operate. Contact your Smooth dealer.
Possible treadmill defect. Contact your Smooth dealer. Diagnostics will
indicate if warrantable.
Lower electronics require adjustment. Contact your Smooth dealer.
Low AC voltage to treadmill. Do not use an extension cord. If an exten-
sion cord is required it should be as short as possible and heavy duty 16
gauge minimum.
Low household voltage. Contact an electrician or your Smooth dealer. A
minimum of 110 volt AC current is required.
High belt/deck friction. See General Maintenance section on lubrication.
High belt/deck friction. See General Maintenance section on lubrication.
Treadmill is not grounded. Static electricity is “crashing” the computer.
Refer to Grounding Instructions on page 2.
