Instruction manual

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the medium and high stages (2 stages of heat). HIGH will only run the high stage
of furnace heat.
NOTE: Two-- stage furnace has LOW and HIGH selections only.
S Stages: System, Low, Low-- Med, Med, Med -- High, or High
d Default = System
S High Stage Timer: Selectable from 10 to 60 minutes
d Default = 10 minutes
6.3.3.4. Furnace Airflow Limits (modulating furnace only)
The following settings allow the installer to restrict the furnace within certain
minimum and maximum airflows. These airflows are converted to capacities. The
Min and Max limits are determined by the equipment size. These settings are not
the same as the zoning airflow limits.
S Min. modulating limits: Minimum CFM to run a modulating furnace. This will
increase the minimum operating capacity of the furnace.
d Default value is the furnace air flow for the lowest heat capacity.
S Max. modulating limits: Maximum CFM to run a modulating furnace. This
will increase the maximum operating capacity of the furnace.
d Default v alue is the furnace air flow for the highest heat capacity
6.3.3.5. Furnace Off Delay
This option denotes the amount of time the blower will continue to run after heating
has shut off. After the selection is made, touch SAVE.
S Furnace Off Delay: 90, 120, 150 or 180 seconds
d Default = 120 seconds