Lennox SL280UHNX Series Unit Information page 78

Continuous Fan Sequence of Operation
CALL FOR FAN
CALL FOR FAN
INDOOR BLOWER ON
CONTINUOUS FAN
SPEED
CALL FOR FAN
REMOVED?
YES
REQUEST
FOR COOLING
RECEIVED?
NO
REQUEST
FOR HEAT
RECEIVED?
NO
DE-ENERGIZE INDOOR
BLOWER
1
NO
MAINTAIN INDOOR
BLOWER AT
CONTINUOUS FAN
YES
MAINTAIN INDOOR
BLOWER AT
CONTINUOUS FAN
YES
INDOOR BLOWER OFF
1
4 GO TO CALL FOR COOLING
1
GO TO CALL FOR 1ST STAGE HEAT
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