Honeywell THX9421 ユーザーズマニュアル

MCR32964

MCR32963

Press any displayed option

Press 

SYSTEM, then select any option 

(press 

s 

or 

t 

to scroll menu):

•  Heat: Thermostat controls only the 

heating system.

•  Cool: Thermostat controls only the 

cooling system.

•  Automatic: Thermostat selects 

heating or cooling as needed. 

•  Off: Heating and cooling system is 

off. Fan will still operate if fan is set 
to On or Circulate.

•  Emergency Heat (only for 

heat pumps with auxiliary heat): 
Thermostat controls Auxiliary Heat. 
Compressor is not used.

Press 

 for more information about  

these options.

Press