Error 103: Input Current OC trip (Drives with PFC only)
Cause:
Drive is measuring a surge in input current.
• 110 VAC: Drive is measuring >80A peak on the input line.
• 220 VAC: Drive is measuring >40A peak on the input line.
Service:
Most likely due to lightning, power surges, brown-outs, poor power grid quality or local generator supply
(off grid).
• Check for loose connections:
Outlet•
• Power connection at the power cord inlet under the treadmill
• Power connection at the drive
• Verify the belt/deck/rollers are serviceable and replace if necessary.
• Replace the motor controller
Page 111 of 261
Cybex 770T/790T Treadmill Part Number
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