Johnson Controls Hx 3 S1-THXU430W User Manual

5407934-UIM-C-1119
Johnson Controls Ducted Systems 51
FURNACE: PRESSURE
SWITCH CLOSED
Pressure switch closed with inducer
pressure below pressure switch set-
point (switch is closed when it should
be open). Check pressure switch.
Efficiency
FURNACE: SOFT LIMIT
WARNING
Soft limit warning Efficiency
FURNACE: AIR BLOCK-
AGE WARNING
Air blockage warning Efficiency
FURNACE: UNKNOWN
FAILURE
Unknown failure Efficiency
FURNACE: FLAME ROD
AGE WARNING
Flame rod age warning Efficiency
TABLE 16: Modulating Furnace (Continued)
Fault (Displayed Text) Description Category

Johnson Controls Hx 3 S1-THXU430W Specifications

General

Brand	Johnson Controls
Model	Hx 3 S1-THXU430W
Category	Thermostat
Language	English