Input Power Troubleshooting
The machine requires reliable stable input power for proper operation. Poor input power
issues such as low/high line voltage levels, incorrect or unstable frequency, intermittent power,
power spikes, etc, can cause machine operating issues. The following error codes are related
to poor input power issues:
Related Error Codes
RELATED
ERROR CODE DESCRIPTION
10 Line Frequency Out Of Acceptable Range
11 Low Voltage Watchdog (Upper PCA
1
12 MC
2
/ LPCA
3
Software Watchdog (Lower PCA
4
)
1
Upper printed circuit assembly; generally refers to the console.
2
Motor controller or motor controller module
3
Lower printed circuit assembly; generally this refers to the lower board. On treadmills, this is
the motor controller unit (MCU), and on self-powered units, it is the main board in the lower
section.
4
Lower printed circuit assembly; generally this refers to the lower board. On treadmills, this is
the motor controller unit (MCU), and on self-powered units, it is the main board in the lower
section.
Contact Precor Customer Support at support@precor.com or 800.786.8404 with
any questions.
Page 186
7 Troubleshooting
System Troubleshooting Procedures
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