Troubleshooting: Continuous Fan Sequence of Operation
CONTINUOUS HEAT SPEED FAN SEQUENCE OF OPERATION
LED: SLOW FLASH RATE REMAINS
UNCHANGED THROUGHOUT SEQUENCE.
MANUAL FAN SELECTION MADE AT THERMOSTAT. CONTROL (G) ENERGIZES SYSTEM FAN AT HEAT SPEED. EAC TERMINAL IS ENERGIZED.
THERMOSTAT CALLS FOR HEAT (W).
NOYES
HUM TERM. ENERGIZES WITH COMB. AIR INDUCER.
THERMOSTAT CALLS FOR COOLING.
YES | NO |
|
SYSTEM FAN SWITCHED TO COOL SPEED.
EAC TERM. REMAINS ON.
THERMOSTAT OPENS.
MANUAL FAN SELECTION MADE AT THERMOSTAT. 
CONTROL (G) ENERGIZES SYSTEM FAN AT HEAT
SPEED. EAC TERM. ENERGIZED.
SYSTEM FAN REMAINS ON
HEATING SPEED.
THERMOSTAT OPENS.
HUM TERM. DE−ENERGIZES WITH COMB. AIR INDUCER
SYSTEM FAN REMAINS ON
HEATING SPEED.
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