A951X-SVX001-1D-EN
87
Integrated Furnace Control Display Codes
Menu Options
IdL Idle
err Active Alarm Errors
L6F
Last 6 Faults (To clear — Hold Option button down for 5 seconds after entering the L6F menu)
Cr Code Release Number
C0d
Cooling Off Delay (Seconds)
0du
Outdoor Unit Type
C0f Blower Constant Fan Airflow
X0d
Heat Off Delay (Seconds)
GHC
Gas Heating CFM
run Run Test Mode
Error Codes
Alarm Error Code
Alarm Explanation
e0!
Loss of the IRQ or other internal failures (Internal IFC error)
e2.!
Retry Exceeded (Flame never sensed, one hour lockout after 6 times)
e2.2
Recycles Exceeded (Flame sensed then lost, one hour lockout after 10 times)
e2.3
Gas Valve Not Energized When It Should Be exceeded after 10 times
e3.! Shorted Pressure Switch
e3.2
Open Pressure Switch
e04
Open Limit (Main Thermal, Rollout Switch, or Reverse Airflow Switch)
e0s
Flame detected, should not be present
e6.!
Voltage reversed polarity
e6.2
Bad grounding
e6.3
(1) Igniter relay fails
(2) Igniter open
e7.!
Gas valve (MVL) is energized when it should be off
e08
Flame current is low, but still strong enough to allow operation
e09
Open Inducer Limit Switch or Condensate Pressure Switch
e11
Gas valve not energized when it should be
Gas valve relay stuck closed
e12
Open fuse
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