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ERROR PRIORITY
If multiple error conditions arise at the same time, the Control will
always give priority to hard faults over soft faults, and to soft faults
over warnings, in ascending “class” priority sequence.
In case of multiple errors of the same “class” (for example 2 or more
hard faults) at the same time, the Control uses the following priority
table (higher priority first).
Table 25. Error Priority
Hard Faults
ECO error, T > Tmax (201F)
E00
Flue ECO Error, Tvent > Tvent max 165°F
E19
Blower Speed error
E21
Blower not running
E20
Soft Faults
Blower Speed Error
E21
Flame out of Sequence
E01
Repeated Flame Loss
E02
Ignition Failure
E03
Blocked Flue 3rd
E05
Blocked Flue, 1st, 2nd
E06
Blocked air inlet, 1st, 2nd
E22
Blocked air inlet 3rd
E23
Auto reset / Warnings
NTC failure
E07
Water Leak detected
E10
LDM open
E11
If there are multiple error conditions at the same time, and at least one
requires the buzzer, the buzzer will sound independent of the priority.