Installer Settings Menu (Hidden Screen)

 

 

 

Heating Delta Stage 2 ON

Range: 1 to 8 degrees

Default: 2

Sets the delta from setpoint that stage 2 heating starts.

 

Heating Delta Stage 2 OFF

Range: 0 to 8 degrees

Default: 0

Sets the delta from setpoint that stage 2 heating stops. Stage 2 turns off at setpoint + Delta Stage 2.

Heating Delta Stage 3 ON

Range: 1 to 8 degrees

Default: 3

Sets the delta from setpoint that stage 3 heating starts.

 

Heating Delta Stage 3 OFF

Range: 0 to 8 degrees

Default: 0

Sets the delta from setpoint that stage 1 heating stops. Stage 3 turns off at setpoint + Delta Stage 3.

Cooling Delta Stage 1 ON

Range: 1 to 8 degrees

Default: 1

Sets the delta from setpoint that stage 1 cooling starts.

 

Cooling Delta Stage 1 OFF

Range: 0 to 8 degrees

Default: 0

Sets the delta from setpoint that stage 1 Cooling stops. Stage 1 turns off at setpoint - Delta Stage 1.

Cooling Delta Stage 2 ON

Range: 1 to 8 degrees

Default: 2

Sets the delta from setpoint that stage 2 cooling starts. Stage 2 turns off at setpoint.

Cooling Delta Stage 2 OFF

Range: 0 to 8 degrees

Default: 0

Sets the delta from setpoint that stage 2 Cooling stops. Stage 2 turns off at setpoint - Delta Stage 1.

Max Heat SP

Range: 55F to 90F (12C-32C)

 

Default: 90F (32C)

Sets the maximum heating setpoint value. Will not ramp or accept setpoints higher that this maximum.

Min Cool SP

Range: 60F to 99F (15C-37C)

 

Default: 60F (15C)

Sets the minimum cooling setpoint value. Will not ramp or accept setpoints lower than this minimum.

Minimum Run Time (MRT)

Range: 1- 9 Minutes

Default: 3

Sets the minimum run time before a heating/cooling cycle can turn off.

Sets heating/cooling cycle time. Prevents rapid cycling.

 

 

Thermostat screen will display “Cool ON” or “Heat ON” while the minimum run time is being enforced.

Minimum Off Time (MOT)

Range: 5-9 Minutes

 

Default: 5

Sets the minimum off time before another heating/cooling cycle can begin. Provides compressor short cycle protection. Thermostat screen will display “WAIT”.

Fan Cycler Submenu

The fan cycler function cycles the HVAC system fan for an ON period followed by an Off period continuously. Used to provide minimum air ventilation requirements. When the Fan ON time is set to a value greater than 0, an additional “Cycler” FAN mode is present when pressing the FAN button.

Fan ON Time

Range: 0-120 minutes

Default: 0 (=OFF)

Fan OFF Time

Range: 10-120 minutes

Default: 10

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Vizio TZEMT400AB32MAA warranty Fan Cycler Submenu, Installer Settings Menu Hidden Screen