User manual
3
aboUt tHe gaS Heating / electric
cooling Unit
and built to provide many years of safe and dependable comfort,
maintenance, this unit will operate satisfactorily year after year.
service and maintenance schedule should be established to
ensure efficient and safe operation of the unit. See System
oPerating inStrUctionS
thermostat’s User manual for detailed programming instructions.
on an inside wall and not on an outside wall or other location
where its operation may be adversely affected by radiant heat
from fireplaces, sunlight, or lighting fixtures, and convective heat
from warm air registers or electrical appliances.
CoolingOperation(1or2StageOperation)
2. Set the thermostat temperature selector to the desired
indoor blower will all cycle on and off to maintain the indoor
temperature at the desired cooling level.
For2-StageModelsOnly:If Stage 1 cool does not satisfy the
compressor and indoor blower will ramp to high speed.
note: If the temperature level is re-adjusted, or the system
mode is reset, the fan and compressor in the outdoor unit
circuit in the thermostat which holds the compressor and
previous operation or the interruption of the main electrical
power.
HeatingOperation(1or2StageOperation)
2. Set the thermostat temperature selector to the desired
will cycle on and off to maintain the indoor temperature at
the desired heating level.
For2-StageModelsOnly:If Stage 1 heat does not satisfy the
motor and indoor blower will ramp to high speed.
Figure1.DigitalThermostat
Fan
moDe
temPeratUre
Selector
SYStem
moDe
Warning:
Ifoverheatingoccurs,orthegassupplyfailsto
shutoff,shutoffthegasvalvetotheunitbefore
shuttingofftheelectricalsupply.
SystemShutdown
note:
operate, regardless of the thermostat temperature selector’s
setting.
ContinuousIndoorBlowerOperation
circulate the indoor air to equalize a temperature imbalance
due to a solar load, cooking, or fireplace operation.
Set
blower will start immediately and will run continually until the fan
note:
gaS Heating / electric cooling UnitS