Setting System And Fan Keys - Honeywell T8524 Owner's Manual

SETTINGS

Setting SYSTEM and FAN Keys

Change System and Fan settings with System
and Fan keys inside thermostat door.
First set the SYSTEM key:
Cool: Normal setting for months when your
home needs air conditioning. Digital
display shows snowflake
cooling is on.
Off: Both heating and cooling are off.
Heat: Normal setting for months when your
home needs heating. Digital display
shows flame
Auto: Setting for between seasons when
(Select
thermostat selects cooling or heating.
Models)
when
when heating is on.
NOTE: Em.Ht. is available only on T8511 Heat
Pump models.
Em. Ht.: Setting when your home needs heat,
but your equipment needs servicing
or is not working correctly. The
thermostat controls only the backup
heat. The heat pump is off.
System Fan
Press to select Press to select
heating or cooling heating or cooling
equipment. equipment.
Em. Ht.-Emergency heating On— Fan runs continuously
Heat— Heating equipment Auto—Fan runs when
Off — No equipment heating or cooling
Cool—Cooling equipment equipment operates
Auto—Thermostat
automatically selects
heating and cooling
equipment.
LED INDICATOR ON SELECT T8511 MODELS.
3
i
System Fan
69-1629–1
System
Fan
M20567A