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Setting the Nighttime Airflow in Heating 

This option enables the user to set the maximum allowable upstairs 
airflow in heating DURING NIGHTTIME OPERATION, not to exceed 
the installer set maximum allowable upstairs airflow in heating.

Night

Upstairs

Downstairs

Airflow %

MENU

ENTER

Heat

Touch the 

 key to display 

NIGHTTIME, UPSTAIRS AIRFLOW IN 
HEATING indicated by nAF Heat.

Touch the 

UP/DOWN

 keys to adjust the 

airflow. 

Touch the 

MENU

 key to save and go to 

next option or touch the 

ENTER

 key to 

save the options and return to normal 
thermostat operation.

MENU

Setting the Nighttime Airflow in Cooling 

This option enables the user to set the maximum allowable upstairs 
airflow in cooling DURING NIGHTTIME OPERATION, not to exceed 
the installer set maximum allowable upstairs airflow in cooling.

Night

Upstairs

Downstairs

Airflow %

MENU

ENTER

Cool

Touch the 

MENU

 key to display 

NIGHTTIME, UPSTAIRS AIRFLOW IN 
COOLING indicated by nAF Cool.

Touch the 

UP/DOWN

 keys to adjust the 

airflow. 

Touch the 

MENU

 key to save and go to 

next option or touch the 

ENTER

 key to 

save the options and return to normal 
thermostat operation.

NEXT

NEXT

Selecting Manual or Auto Airflow 

This option is only displayed if your installer enabled Manual Airflow 
Control during installation. AUTOMATIC AIRFLOW is the default. In 
AUTOMATIC AIRFLOW CONTROL, the airflow is adjusted by the 
thermostat. In MANUAL AIRFLOW CONTROL, the user must adjust 
the airflow. The airflow range is defined by the installer during set up.

Upstairs

Downstairs

Airflow %

MENU

NEXT

ENTER

Touch the 

MENU 

key until the  following 

thermostat screen is displayed.

Touch the 

UP

 key to select AUTO. Touch 

the 

DOWN

 key to select MANUAL.

Touch the 

 key to save and go to 

next option or touch the 

ENTER

 key to 

save the options and return to normal 
thermostat operation.

MENU

Auto

Cleaning the Touch Screen

This option disables the touch screen for 30 seconds to enable the 
user to clean the touch screen by wiping down with a soft, damp cloth.

Touch the 

MENU

 key to display the CLEAN DISPLAY option indicated 

by CL. The timer will count down and return to normal thermostat 
operation after 30 seconds. The remaining time is displayed on the 
screen.

NEXT

ENTER

Touch the 

MENU

 key to display CLEAN DISPLAY 

option indicated by CL.

Press 

ENTER

 to start the 30 second count down. 

The touch screen is disabled during this time.

Or, press 

NEXT 

to return to normal thermostat 

operation.

Install Two AA Batteries

The batteries power the clock when 
24VAC power is lost. Slide the battery 
cover downward and install the two AA 
batteries as shown.

-    +   -    +

Warranty

This thermostat is warranted to be free of defects due to workmanship or 
materials under normal use and service for a period of 5 years from date of 
installation and not longer than 6 years from manufacturing date code.

949-916-0945 www.Comfort365USA.com

eControls, 26072 Merit Circle #110, / Laguna Hills, CA 92653

eControls

eControls

Inside

Upstairs

Auto

Downstairs

Airflow %

Schedule

Cool

Set To

COOL

AUTO

FAN

MENU

MODE

SYSTEM

If the C365 detects a communication 
error with the  wireless Upstairs 
temperature sensor or sensors, a 
blinking message appears where the 
time is normally displayed. The display 
will alternately show Snr and the sensor 
number.

How to test the wireless sensor communication can be found in the 
Installers Manual.

Error Messages

Inside

Upstairs

Auto

Downstairs

Airflow %

COOL

Schedule

AUTO

FAN

MENU

MODE

Cool

Set To

SYSTEM

Homeowner resources are available 
online at www.Comfort365USA.com, 
including a consumer video 
describing the features and outlining 
the operation of the Comfort365.

Inside

Tu

Day

Upstairs

Auto

Downstairs

Airflow %

COOL

Schedule

AUTO

FAN

MENU

MODE

Cool

Set To

SYSTEM

AM

The thermostat will display nP when 
power is lost. The batteries will maintain 
the time and once power is restored, the 
thermostat will return to normal 
operation.

Check that the batteries are installed 
correctly or replace them if they are old.

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