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error ProForm
Error Code CH0
Resistance system calibration error — the resistance system needs to be recalibrated.
? What Causes This
Console calibration issue or resistance motor malfunction.
✓ How to Fix It
- Remove the batteries from the console (see assembly step 14 on page 13).
- Press and hold any button on the console for 20 seconds.
- Release the button and reinsert the batteries into the console; the exercise bike will adjust to the lowest resistance level.
Source: page 17 of the official manual
From the manual
This error code appears in:
ProForm Carbon CX Exercise Bike