Option 08 — Auxiliary Heat Lockout Temperature; Option 09 — Heat Pump Lockout Temperature; Option 10 — Reversing Valve - Bryant PREFERRED T6-PRH-A Installation Instructions & Replacement Parts List

time guard and cycle timers. The minimum On time is still controlled by the
Thermidistat Control.
Default is OF (off).
Option 08 — Auxiliary Heat Lockout Temperature
This selection is available on heat pump systems with a valid outdoor
temperature sensor connected. Available settings are: Off, 5, 10, 15, 20, 25, 30,
35, 40, 45, 50, 55.
OF (off) - - function is disabled. Auxiliary heat is allowed to operate whenever
sufficient demand for heat is available.
5- -55_F/- -15- -13_C - - Outdoor temperature above which the auxiliary heat is not
allowed to operate (unless MODE is set to Emergency Heat).
Default is OF (off).
Option 09 — Heat Pump Lockout Temperature (only available when heat
pump is used and when outdoor air temperature sensor is present)
This selection is only available on Hybrid Heat systems. A Hybrid Heat system
is selected via the Option 1 Equipment Type configuration. Configurations
settings are: OF (off), 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55.
OF (off) — the heating cycle will always start with heat pump heating.
5- -55_F/- -15- -13_C — the outdoor temperature below which heat pump
operation is not allowed.
When emergency heat mode is selected, only auxiliary heat will operate.
Default is OF (off).
Option 10 — 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
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