Lennox G50UHi Unit Information page 27

UNCHANGED THROUGHOUT SEQUENCE.
MANUAL FAN SELECTION MADE AT THERMOSTAT.
CONTROL (G) ENERGIZES INDOOR BLOWER ON
CONTINUOUS BLOWER SPEED. ELECTRONIC AIR
NO
THERMOSTAT CALLS FOR COOLING.
YES
INDOOR BLOWER SWITCHES TO COOL SPEED.
THERMOSTAT OPENS.
CONTINUOUS BLOWER. ELECTRONIC AIR
SURELIGHT CONTROL
CONTINUOUS FAN SEQUENCE OF OPERATION
LED: SLOW FLASH RATE REMAINS
CLEANER TERMINAL IS ENERGIZED.
THERMOSTAT CALLS FOR HEAT (W).
NO
INDOOR BLOWER SWITCHES TO
CLEANER TERMINAL IS ENERGIZED.
Page 27
HEATING ACCESSORY TERMINAL
ENERGIZESWITH COMB. AIR INDUCER.
YES
INDOOR BLOWER SWITCHES TO HEAT SPEED AFTER
NORMAL DELAY.
(blower remains energized during continuous fan mode)
THERMOSTAT OPENS. COMBUSTION AIR INDUCER AND
HEATING ACCESSORY TERMINAL ARE DE−ENERGIZED.
INDOOR BLOWER SELECTED TIME OFF DELAY BEGINS.
AFTER DELAY HEAT SPEED DE−ENERGIZED.
(blower remains energized during continuous fan mode).