6
SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION
Malfunction Overlay, Button Switch or Operation
Button board
Replace Overlay, Button Switch or Operation Button board. Display Console
Keys do not function
and unit does not
respond.
Defective MPU board Test with substitute MPU board. Replace if necessary.
Defective MPU board Test with substitute MPU board. Replace if necessary.
Defective Drive board Test with substitute Drive board. Replace if necessary.
During MANUAL
program, excessive
resistance loading
occurs.
Worn or damaged wire harness Inspect wire harness. Replace worn or damaged harness.
During MANUAL
program, resistance
variance occurs
Pedaling is too slow Pedal faster.
Loose hardware
Verify that unit is level on the floor.
Verify that all hardware has been tightened. Apply Loctite where
necessary.
Worn bearings Replace bearings and associated shaft.
During exercise
program, loud noise
issuing from unit
Drive Belt is too loose Inspect Belt. Replace Belt if necessary.
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