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TROUBLESHOOTING
Alarm Code Definition Table
Status
Internal Control Fault
Lockout Due to Excessive Retries or Recycles
Low Stage Pressure Switch Stuck Closed At
the Beginning of Heating
Low Stage Pressure Switch Open
Open High Limit Switch
Flame Detected When no Flame Should be
Present
Open Fuse
Low Flame Signal
Igniter Fault or Improper Grounding
High Stage Pressure Switch Stuck Closed at
Start of Heating Cycle
High Stage Pressure Switch Open
Reversed Line Polarity
Internal Gas Valve Error
External Gas Valve Error
Auxiliary Limit Switch Open
Condensate Switch Open
Grounding Fault
Rollout Switch Open
Redundant Relay Open
Redundant Relay Stuck Closed
Seven Segment Display
E
E
E
E
E
0
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
d
E
E
E
0
E
E
E
Alarm Code Definition Table
Status
Data Not Yet on Network
Invalid Data on Network
Invalid External Shared Data
Invalid Downloaded Firmware
Un-Recognized Data ID
Blower Motor Not Running
Blower Communication Alarm
Blower Motor HP/ID Mismatch
Blower Motor Operating in Power,
Temperature, or Speed Limit
Blower Motor Current Trip or Lost Rotor
Blower Motor Locked Rotor
Over/Under Voltage Trip or Over
Temperature Trip
Incomplete Parameters Sent to Motor
Inadequate Airflow
Network Communication Alarm
E-Module Network Communication Alarm
Bluetooth Module Network Communication
Alarm
Seven Segment Display
E
d
0
E
d
E
d
E
d
E
d
E
0
E
E
E
E
E
E
E
E
E
E
E
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