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Honeywell RTH2310 User Manual

Page 10

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Operating Manual

8

Select the system setting

Use the System switch to place the system in one of the
following modes:
Heat: System is in Heating mode.
Off: System is off.
Cool: System is in Cooling mode.

CAUTION: EQUIPMENT DAMAGE HAZARD

Do not use Cooling mode when the outdoor temperature is below 50 °F (10 °C).

NOTE: When you place the thermostat in Cooling mode, you might need to wait up to
five minutes before cooling can start. This is a safety feature for the compressor. will
flash on the screen until cooling starts.

69-2229E_A.fm Page 8 Friday, February 19, 2010 10:12 AM