Display Reads Errors - Life Fitness 5500HR Service Manual

Life Fitness Model 5500HR Treadmill
TROUBLESHOOTING GUIDE
Malfunction
Belt Moving Error
No ZX
Belt Over Speed
No Blanking
Stop, Stop, Stop
Probable Cause
Loose connections at electrical
outlet.
User has overdriven belt.
Loose cable connection.
Opto Sensor not in the proper
position.
Dust or other obstrustion
blocking opto sensor from
reading.
Faulty opto sensor.
User has overdriven belt.
Display has been taken out of
its screen saver mode.
Safety Key not making proper
contact
Faulty Safety Key Switch
Symptom: Display reads Errors
Corrective Action
q
Verify the plug is seated properly in the
electrical outlet.
q
Reset the unit.
q
Check cable connection at Console
and CPU board.
q
Adjust opto sensor.
q
Clean opto sensor.
q
Replace faulty opto sensor.
q
Reset the unit.
q
Power unit off and on to reset
screensaver mode.
q
Verify Safety Key is in proper position
q
Replace Safety Key Switch in Control
Panel
For Assistance Call:
Life Fitness Customer Support Services
1-847-451-0036 or 1-800-351-3737
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