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INSTALLATION GUIDE

18-HD46D1-1

Menu Item: Comfort Settings

Setting

Range

Description

Comp Heat Delta Stage 1 On

.5 - 8 Degree

Select the delta on for 1st stage compressor heat 

Indoor Heat Delta Stage 1 On

.5 - 8 Degree

Select the delta on for 1st stage indoor heat

Indoor Heat Delta Stage 2 On

1 - 8 Degree

Select the delta on for 2nd stage indoor heat

Comp Heat Delta Stage 1 Off

0 - 8 Degree

Select the delta off for 1st stage compressor heat

Comp Heat Delta Stage 2 Off

0 - 8 Degree

Select the delta off for 2nd stage compressor heat

Indoor Heat Delta Stage 1 Off

0 - 8 Degree

Select the delta off for 1st stage indoor heat

Indoor Heat Delta Stage 2 Off

0 - 8 Degree

Select the delta off for 2nd stage indoor heat

Cooling Delta Stage 1 On

.5 - 8 Degree

Select the delta on for 1st stage cooling

Cooling Delta Stage 1 Off

(-) 2 - (+)6

Select the delta off for 1st stage cooling

Recovery Enable

Yes, [No]

When enabled, will start the cooling or heating system so that the desired 

comfort temperature is reached by the next scheduled set point time. The 

advance start time calculation is a learned process that is recalculated and 

adjusted each day until the room temperature is at the target temperature 

at the schedule time. When the thermostat is in Recovery mode the 

display will show “Recov”. While in Recovery the Aux-Heat stage will not 

engage. The maximum Recovery time is one hour.

Once all selections have been made, press the Done button to exit and return to Menu. Press Next to navigate to the next setting. 

Menu Item: Airflow Settings

Setting

Range

Description

Blower On Delay Cooling

[0] - 30 seconds

(Non-Variable Speed blower only) Select the cooling blower on delay

Blower Off Delay Cooling

[0] - 90 Seconds

(Non-Variable Speed blower only) Select the cooling blower off delay

Blower On Delay Heating

[0] - 30 Seconds

(Non-Variable Speed blower only) Select the compressor heating 

blower on delay

Blower On Delay Heating

[0] - 60 Seconds

Select the hydronic heating blower on delay

Blower Off Delay Heating

[0] - 90 Seconds

(Non-Variable Speed blower only) Select the compressor heating 

blower off delay

Blower Off Delay Heating

[0] - 90 Seconds

Select the hydronic heating blower off delay

Once all selections have been made, press the Done button to exit and return to Menu. Press Next to navigate to the next setting. 

Menu Item: Restore Defaults

Setting

Range

Description

Restore Default

Yes, [No]

Select "Yes" to restore all the User and Installer settings to the 

factory defaults. If "Yes" is selected "Restoring" will be displayed. 

"Done" will be displayed once all settings have been restored.

Note: To reset all User, Installer and Z-Wave settings, press and hold the "Yes" button for 5 seconds. Release when "Factory Defaults" is 

displayed. "Done" will be displayed once all settings have been restored and the control will automatically return to the home screen..

Restore Defaults

Restore Defaults is used to restore the control to factory default settings. To access “Restore Defaults” press the “Menu” button, then 
press and hold “Next” for approximately 5 seconds, until Service” is displayed. Now press Select until “Installer Settings” is displayed. 
Press Next until “Restore Default” is displayed. Now press Select again to enter “Restore Default”. The default setting will be shown in 
brackets. After each selection press Done to save changes.

Summary of Contents for TZEMT524AA21MA

Page 1: ...is not compatible with the following system types Radiant floor systems Wall heating systems Î Î NOTE A 24 Volt common and hot wire MUST be connected to the control for operation CAUTION ELECTRICAL HAZARD Can cause electrical shock or equipment damage Disconnect power to heating and cooling equip ment before beginning installation MERCURY NOTICE When this Comfort Control is replacing an old thermo...

Page 2: ... 2 If your existing thermostat has a terminal named C COM X or B with a wire connected to it skip to 6 Label and remove old thermostat wires on page 3 The B terminal on Trane American Standard Weathertron and York thermostats is the 24V Common terminal On all other thermostats it servers another purpose 5 Connecting a 24V common wire 1 Locate all unused disconnected wires from the thermostat wire ...

Page 3: ... you had to connect a new 24 VAC common wire you will use the C label on that wire If you have a W terminal use the W1 label on that wire If your thermostat has any terminals with names that do not match any on the label write down the terminal names and wire colors for later reference TAKE A PICTURE It is recommended that you take a picture that clearly shows the wires attached to your existing t...

Page 4: ...equipment consult a qualified HVAC professional before proceeding Gas Hydronic With Fan Hydronic Without Fan Electric You have a BOILER You have a BOILER and an air handler You have a BOILER and a radiator or baseboard heaters You have an ELECTRIC furnace or an air handler INDOOR UNIT TYPE Your Indoor Heat Stages INDOOR HEAT STAGES Observe the wires connected to your existing thermostat and follow...

Page 5: ...ll the wires through the hole in center of wall plate 2 Position the new wall plate over the existing opening 3 Attach wall plate to wall using the two screws provided Do not overtighten 12 Review the wiring chart information Refer the chart below to determine which wires connect to the corresponding terminal on the 524 Control Note than you may have more than one wire connected to a single termin...

Page 6: ... Installer Settings is displayed 3 Press Select Equipment Type is Displayed 4 Press Select Outdoor Unit Type with the current selection is displayed 5 Press Select Using the up and down arrows navigate to the type of outdoor unit you have as you determined in 8 Identify your system type on page 4 6 Press Done Press Next Indoor Unit Type with the current selection is displayed 7 Press Select Using ...

Page 7: ... familiar with HVAC systems Menu Item Equipment Settings Setting Range Description Compressor Stage 1 MRT 3 9 Minutes Select the minimum runtime MRT of stage 1 compressor operation Compressor MOT 5 9 minutes Select the minimum offtime MOT for compressor operation Indoor Heat Stage 1 MRT 3 9 Minutes Select the minimum runtime MRT of stage 1 indoor heat Indoor Heat Stage 2 MRT 3 9 Minutes Select the...

Page 8: ...ription Blower On Delay Cooling 0 30 seconds Non Variable Speed blower only Select the cooling blower on delay Blower Off Delay Cooling 0 90 Seconds Non Variable Speed blower only Select the cooling blower off delay Blower On Delay Heating 0 30 Seconds Non Variable Speed blower only Select the compressor heating blower on delay Blower On Delay Heating 0 60 Seconds Select the hydronic heating blowe...

Page 9: ...ule or by pressing the Setpoint Up Down buttons Pressing the setpoint button changes the setpoint screen The current mode is displayed at the top of the screen Adjust the setpoint by pressing the up or down arrows To change setpoint mode press the MODE button The heating and cooling setpoints will push each other if they are adjusted to within the minimum heat cool separation setting The default i...

Page 10: ...creen times out Backlight Timeout 0 90 Seconds 20 Select how long after the last button press before the backlight dims Backlight On Percent 0 100 Percent Select the screen brightness when the backlight is lit Backlight Off Percent 0 100 Percent Select the screen brightness when the backlight dims Buzzer Enable Yes No Select whether button presses are audible Security Unlocked Display Lock Guest A...

Page 11: ...n all selections have been made press the Done button to register your changes and exit this menu item Press Next or Back to navigate to the next or previous menu item Menu Item Reminders Setting Range Description Filtration Enable Yes No Selecting yes enables the Filter Reminder feature System Maint Enable Yes No Selecting yes enables the System Maintenance Reminder feature When all selections ha...

Page 12: ...s NEXT or BACK until the desired day is displayed This is the from day and will be a day for which you previously programmed a schedule 4 Press SELECT 5 Press YES to copy the schedule to this day or NO to skip this day Cycle through the days of the week until your selection is complete 6 Press DONE to complete the copying process Press DONE again to return to the User Settings menu Schedule Menu I...

Page 13: ...while enrollment is taking place Enrollment is complete when the orange light becomes solid 3 Verify enrollment of the 524 Control 1 Press MENU from the 524 Control Home screen 2 Press NEXT to advance to the About screen and press SELECT 3 Press NEXT to advance through the menu options to Node ID If the number listed there is anything other than 00 the 524 Control has been successfully enrolled If...

Page 14: ...Wave Thermostat General V2 Device class used by the Z Wave control If you are using a controller that is not a Nexia bridge consult the instructions that came with the controller to find out how to enroll and exclude devices Installer settings are described earlier in this document Menu Item Exclude from Net About Installer Settings Clean Screen About Setting Description Version Current firmware v...

Page 15: ... system Heating will not come on 1 System mode is not set to Heat Auto or setpoint is set too low 2 Delta On for heating is set too high 3 Minimum off time delay is being enforced 4 Heating system may need service 1 Select the correct system mode and or raise the setpoint 2 Change the delta On setting for heating mode 3 Intended operation if objectionable lower the minimum off time delay lowest se...

Page 16: ... to the home If yes temporarily unpower the new equipment and then re test 524 Features TZEMT524AA21MA Comfort Control Features 24v Z Wave comfort control Remote access via smart phone tablet or P C requires a Nexia bridge Internet access and a Nexia Home Intelligence account Interactive 4 3 touchscreen 7 Day programmable 4 periods day Filter and maintenance service reminders Energy Savings Mode E...

Page 17: ...aints solvents or other chemicals Further the terms and conditions of this One 1 Year Limited Electronics and Mechanical Warranty do not apply to Purchased Product when 1 used in common area applications 2 used for purposes for which it was not designed or intended 3 subjected to alteration modification abuse misuse negligence or accident improper storage improper installation or maintenance or op...

Page 18: ...ly approved by the party responsible for compliance could void the user s authority to operate the equipment Les changements ou modifications non approuvés expressément par la partie responsable de la conformité pourrait annuler l autorité de l utilisateur à faire fonctionner l équipement This device complies with Industry Canada licence exempt RSS standard s Operation is subject to the following ...

Page 19: ...19 USER GUIDE 524 Control Installation and User Guide ...

Page 20: ...ww trane com Trane has a policy of continuous product and product data improvement and it reserves the right to change design and specifications without notice Literature Order Number 18 HD46D1 1 File number Supersedes NA Date 12 04 2014 Trane ...

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