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