Precor Error Code 89 Line Voltage Too High

Feb 17, 2022

Applies to

TRM800-14(TRM800 version 2 treadmills mfg. dates 2014 and later.)/18 (TRM800.v2), TRM700-16/18

Issue symptoms

Error 89 will trigger when the MCU detects an input voltage greater than 160V for more than 10 seconds. This error prevents 120V units from working if plugged into a 240V power source. The console will display the “Please use another treadmill” banner and the treadmill will be unusable.

Troubleshooting steps

1. Check the unit to make sure the correct unit is being used for the applicable power source.
2. Clear the error and cycle power on the machine.