Honeywell 63-2666-03 Thermostat User Manual


 
T7351 COMMERCIAL PROGRAMMABLE THERMOSTAT
7 63-2666—03
Setting System and Fan
System default setting is Auto. Fan default setting is On.
NOTE: Use System and Fan keys to change settings.
System Settings
Auto: Thermostat automatically changes between heating
and cooling based on indoor temperature.
Cool: Thermostat controls only cooling.
Off: Heating, cooling, and fan are all off.
Heat: Thermostat controls only heating.
Em Heat: Auxiliary heat serves as first stage. Compressor
stages are locked off.
Fan Settings.
On: See Table 4.
Auto: Fan always cycles with call for heating or cooling.
Conventional: The equipment (i.e. plenum switch)
controls fan operation in heat mode. The thermostat
controls fan operation in cool mode.
Electric Heat: The thermostat controls fan operation in
both heat and cool modes.
NOTE: Fan operation can extend (delay Off) after the
heating/cooling turns off:
Heating choices are 0 or 90 seconds.
Cooling choices are 0 or 40 seconds.