Honeywell CT3611 Manuale Utente

17

69-1081—3

q Press 

 once to display the hours and minutes that the heating or cooling system has been operating for the 

current day.

q Press 

 a second time to display the system operating time for the previous day (midnight to midnight).

q Press 

 a third time to display the system operating time since the last time the usage function was cleared.

NOTE:

Press 

 for three seconds to clear the usage function.

First set the fan 
switch.

Fan On: The fan runs continuously. Use for improved air 
circulation or for more efficient central air cleaning. (In a 
heat-only system, fan runs continuously only if fan relay is 
connected to the G thermostat terminal).
Fan Auto: Normal setting for most homes. The equipment 
controls the fan operation.

Then set the 
system switch. 

Heat: The thermostat controls your heating system.

Off: Both the heating and cooling systems are off.

Cool: The thermostat controls your cooling system.

Em Heat: Emergency heat or Auxiliary heat control to 
setpoint. The heat pump compressor is off.

Fan

On      Auto

Fan

On      Auto

System

Em Heat   Heat    Off    Cool

System

Em Heat   Heat    Off    Cool

System

Em Heat   Heat    Off    Cool

System

Em Heat   Heat    Off    Cool

69-1081.fm  Page 17  Wednesday, May 18, 2005  9:03 AM