Maintenance Manual

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be established for 15 seconds. This alarm is critical and triggers the buzzer as well as deactivating the failsafe
Power Available output relay. If this alarm persists for more than 1 minute, the controller will reboot to try to fix the
problem.
- Alternate Side LRC**: Activates when a lock rotor condition has been detected on the alternate power. Note that
the motor will not be permitted to start on the alternate power as long as this alarm has not been reset from the
alarms page.
- Low ambient temperature: Activates when the ambient temperature is below the factory set value (5° Celsius).
- Control Voltage Not Healthy: Activates when the 24VAC power input to the I/O cards is below the acceptable
functional range.
- Motor Trouble: Activates when a motor related alarm condition is present (overcurrent, undercurrent, fail to start or
ground fault).
- Pump Room Alarm: Activates when a pump room related alarm condition is present (overvoltage, undervoltage,
phase unbalanced).
- Pump on demand: Activates when the pressure is below the cut-in set-point on an automatic pressure actuated
controller.
- Invalid Cut-In: Activates when the Cut-In value is not acceptable on a pressure actuated controller.