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Symptom Probable Cause Corrective Action Recommended Tools
SPEED
FLUCTUATION
S4: Sensor
E5: Speed Sensor
E2: Overspeed
E3: EPROM Error
No Belt Movement
No/Intermittent
Tach Feedback
Overspeed Error
E3: EPROM Error
Software error
during treadmill
startup
• Go to page 5, 6.
--------
• Enter Calibration mode (page 14)
• Verify speed feedback in speed display
through out the speed range. [Speed
display should never show 0 mph when
belt is moving]
• If no tach feedback is available perform
speed sensor test (page 18).
• Check continuity of tach feedback
portion of the data cable (To identify
tach feed back lines see wiring diagram
section for specific model).
--------
• Check/Adjust tread belt tension (page
20)
• Perform speed sensor test (page 18) If
speed sensor fails adjust gap, if still
fails-replace speed sensor.
• Perform belt / deck wear test (page 21)
If badly worn, replace belt and deck.
• Replace PWM
--------
• Restart unit- if error persists, replace
control panel.
Multi-meter
Socket Set
Silicone Lubrication
Packet
Silicone Lubrication
Applicator
Note:
All trouble
shooting should
be performed in
calibration
mode.
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Support Services 800-883-8783 Mon-Fri 8:30am-5:00pm Central Time Zone Fax: 636-272-7148
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