ProtoNode FPC-N34 & FPC-N35 User Manual
APPENDIX F: C-MORE STATUS AND FAULT MESSAGES
OMM-0150_B • 5/20/2021 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page 119 of 140
Appendix F: C-More Status and Fault Messages
PRG SWTCH CLOSED
DURING IGNITION
The Purge Position Limit switch on the Air/Fuel valve
closed during ignition.
The SSOV switch opened during standby.
IGNITION BOARD COMM
FAULT
Communication fault between the Ignition board and the
CPU board.
Prompts the operator to wait.
DIRECT DRIVE
SIGNAL FAULT
The direct drive signal is not present or is out of range.
REMOTE SETPT
SIGNAL FAULT
The remote setpoint signal is not present or is out of
range.
OUTDOOR TEMP
SENSOR FAULT
The temperature measured by the Outdoor Air Sensor is
out of range.
The temperature measured by the Outlet Sensor is out of
range.
The temperature measured by the FFWD Sensor is out of
range.
The temperature measured by the Outlet Sensor
exceeded the Temp Hi Limit setting.
LINE VOLTAGE
OUT OF PHASE
The High AC voltage is out of phase from the low AC
voltage.
The stepper motor failed to move the valve to the desired
position.
Setpoint temperature has exceeded the maximum
allowable setting.
The RS485 (Modbus) network information is not present
or is corrupted.
Pause before retrial for ignition.
EXHAUST TEMP
SENSOR SHORT
Exhaust temperature sensor is shorted.
Exhaust temperature sensor is open or missing.
WARNING EXHAUST
TEMP HIGH
Exhaust temperature is getting high.
Exhaust temperature is too high.
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