Honeywell CT3650 manual Customize Your Thermostat, Fan Operation Feature Number

STEP 7. CUSTOMIZE YOUR THERMOSTAT

Your Honeywell CT3650 thermostat comes preset to the most commonly used settings. The settings are: Gas or oil forced air furnace.

Smart Response technology on. Temperature °F.

12-hour clock format.

You can change any or all of these settings.

IMPORTANT

Always press the keys with your fingertip or a similar blunt tool. Sharp instruments like pens and pencil points can damage the keyboard.

❑Press and hold down , , and , simultaneously until the screen shows.

You now can change any of these settings.

Fan Operation (Feature Number 2)
Fan operation options are:		FEATURE
		NUMBER
0	= Gas or oil furnace. Furnace controls fan operation during heating (preset).
1	= Electric furnace or single stage heat pump. Thermostat controls fan operation during heating.

To change fan operation:

❑Press once.

❑ Press Time	to move to next feature or	Run	to return to main display.
		Program

OPTION

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System Type (Feature Number 4)

System type options are:

1 = Gravity or steam system.

3 = Hot water, high efficiency furnace (90% or better), or single stage heat pump. 6 = Gas or oil forced air furnace (preset).

9 = Electric furnace.

To change your system type:

❑ Press until display shows your furnace or boiler type.

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