Installation Manual
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OFF - function is disabled. Auxiliary heat is allowed to operate whenever sufficient demand for
heat is available.
5 to 55F (-15 to 13C) -- Outdoor temperature above which the auxiliary heat is not allowed to
operate (unless MODE is set to Emergency Heat). If room temperature falls below 45F (7C),
the auxiliary heat will be allowed to turn on and will continue to run until demand is satisfied.
Default is OFF
SW09 —Heat Pump Lockout Temperature Balance Point
Only available when heat pump is used and when outdoor air temperature sensor is present or
Wi-Fi connection with internet weather (internet through Wi-Fi is required and the unit must be
registered with location information entered to obtain internet weather).
This selection is only available on Hybrid Heat systems. A Hybrid Heat system is selected via
the SW1 Equipment Type configuration. Configurations settings are: OFF, 5, 10, 15, 20, 25, 30,
35, 40, 45, 50, 55.
OFF — the heating cycle will always start with heat pump heating.
5 to 55F (-15 to 13C) — the outdoor temperature below which heat pump operation is not
allowed.
When emergency heat mode is selected, only auxiliary heat will operate.
Default is OFF
SW10 —Reversing Valve
This selection is only available on heat pump systems. “O” terminal can be configured to be
energized in either heating mode or in cooling mode, depending on heat pump operation. “O” is
used to describe a heat pump system that energizes its reversing valve in cooling. “B” is used to
describe a heat pump system that energized its reversing valve in heating.
H — Reversing valve output (O/W2/B) is energized when HEAT mode is selected.
C — Reversing valve output (O/W2/B) is energized when COOL mode is selected.
Default is C.
SW11 —Deadband Setting Between Heat & Cool
This option is NOT available on Heat Only and Cool Only systems. The selection allows the
installer to choose how much differential exists between the heating and cooling setpoints.
Allowable selections are 1 thru 6.