Tekmar 406 House Control Thermostat
This brochure includes details about how to view and adjust settings within the tekmarNet® House Control 406. Advanced operational information is available in the Installation and Operation Manual D406. Please visit www.tekmarcontrols.com for more detailed information on this or any other tekmar product.
This control operates a heat pump and backup boiler to provide hot or chilled water to a storage tank. Floor cooling is available with or without a humidity sensor. A backup boiler is able to provide heat for domestic hot water, setpoints, or as a backup to the storage tank.
Display
- Menu Field
Displays the current menu - Status Fields
Displays the current status of the control’s inputs, outputs and operation. Most symbols in the status field are only visible when the VIEW Menu is selected - Item Field
Displays the name of the selected item - Number Field
Displays the current value of the selected item
Symbols
The 406 uses a simple user interface to accomplish a variety of functions. The four buttons beneath the display are used
to change the menu, sort through Items, and adjust each setting as required.
Step 1 – Select A Menu
The menu is displayed in the Menu Field at the top left side of the display. Four menus are available: View, Adjust, Monitor and Toolbox (identified by the wrench symbol).
- Press the Menu button to switch between menus.
Step 2 – Select An Item
Each menu contains a list of Items that can be viewed and, in some cases, adjusted. Press the item button to scroll through the list in each Menu.
- To view the next available item, press and release the Item button.
- To view the previous item, hold down the Item button, and press and release the Up button.
View Menu Items
- Outdoor
- Boiler
- Boil Target
- Boiler Modulation
- Adjust Menu Items
- Mode
- WWSD
- Units
- Monitor Menu Items
- Outdoor Low
- Outdoor High
- Run Time Heat Pump 1
- Run Time Heat Pump 2
- Run Time Boiler
- Toolbox Menu Items
- Type 406
- Access
Step 3 – Adjust The Item
The Up and Down buttons are primarily used for adjusting settings. To adjust a setting:
- Select the appropriate menu using the Menu button.
- Select the item using the Item button.
- Use the Up or Down button to make the adjustment.
The View menu items display the current operating temperatures and status information of the system.
| Item | Description |
 |
OUTDOOR Current outdoor air temperature as measured by the outdoor sensor. The outdoor air temperature is shared to all thermostats in the tekmarNet® system. |
 |
BOILER Current boiler supply water temperature as measured by the boiler sensor. Note: This item is only available when a boiler water temperature is selected. |
 |
BOILER TARGET
The boiler target is the temperature the control is currently trying to maintain at the boiler supply sensor. “– – –” is displayed when no heat is required for boiler zones. Note: This item is only available when a boiler water temperature is selected. |
 |
BOILER MODULATION Current percent modulation of the boiler’s burner. Note: This item is only available when a modulating boiler is selected. |
| Item | Description |
 |
MIXING Current mix supply water temperature as measured by the mix sensor. Note: This item is only available when a mix water temperature is selected. |
 |
MIX TARGET The temperature the control is currently trying to maintain at the mix sensor. “– – –” is displayed when no heat is required for mix zones. Note: This item is only available when a mix water temperature is selected. |
 |
TANK Current tank supply water temperature as measured by the tank sensor. |
 |
TANK TARGET The temperature the control is currently trying to maintain at the tank sensor. “– – –” is displayed when no heat is required for tank zones. |
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DOMESTIC HOT WATER Current Domestic Hot Water tank temperature as measured by the optional DHW sensor. Note: This item is only available when a DHW sensor is installed. |
 |
HEAT PUMP Current heat pump return water temperature as measured by the HP Return sensor. |
The Adjust menu items are the programmable settings used to determine how to operate the system.
| Item | Description |
|
MODE
Select one of the following modes to operate the heat pump and backup. • AUTO – Automatic switchover between heating and cooling. • COOL – Heat pump only operates to satisfy cooling calls. A backup boiler satisfies DHW or Setpoint calls. • HEAT – Heat pump only operates to satisfy heating calls. A backup boiler satisfies any DHW, Setpoint, or Boil calls, and provides backup to Tank and Mix calls. • BKUP – The heat pump is disabled and the backup boiler satisfies any DHW, Setpoint, Tank, Mix or Boil calls. • OFF – Both the heat pump and backup are disabled. |
 |
WWSD
Warm Weather Shut Down is the outdoor temperature at which the control will no longer turn on the heat pump or backup for space heating. • 40 to 100°F (4.5 to 38°C) |
 |
UNITS Selects units for temperature display. • °F or °C |
The Monitor menu provides information about the system’s operation and performance.
| Item | Description |
 |
OUTDOOR LOW Records the lowest outdoor temperature since the item was last reset. • Press and hold the Up and Down buttons while viewing to reset. |
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OUTDOOR HIGH Records the highest outdoor temperature since the item was last reset. • Press and hold the Up and Down buttons while viewing to reset. |
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RUN TIME (HEAT PUMP STAGE 1) The total ‘on’ time of the Y1 relay since the item was last reset. • Press and hold the Up and Down buttons while viewing to reset. |
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RUN TIME (HEAT PUMP STAGE 2)
The total ‘on’ time of the Y2 relay since this item was last reset. • Press and hold the Up and Down buttons while viewing to reset. Note: This item is only available when a second stage heat pump is available. |
 |
RUN TIME (BOILER)
The total ‘on’ time of the backup relay since the item was last reset. • Press and hold the Up and Down buttons while viewing to reset. Note: This item is only available when a backup boiler is available. |
The Toolbox menu is a location for system information and test functions.
| Item | Description |
 |
TYPE AND SOFTWARE VERSION Displays the type number of the product, followed by the current software version beneath. |
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ACCESS LEVEL
Selects the access level of the control. |
System In Away
The User Switch 479 allows for the one-touch setback. This feature allows a user to lower the temperature of all thermostats on the network with the simple push of a button.
When the ‘Away’ button is selected, House Control 406 will indicate that it is in the Away scene by saying ‘System in Away’ in the View menu.
tekmar Control Systems Ltd., Canada, tekmar Control Systems, Inc., U.S.A. Head Office: 5100 Silver Star Road, Vernon, B.C. Canada V1B 3K4, 250-545-7749, Fax. 250-545-0650 Web Site: www.tekmarcontrols.com
Product design, software, and literature are Copyright © 2011 by: tekmar Control Systems Ltd. and tekmar Control Systems, Inc.
All specifications are subject to change without notice.
Printed in Canada. U 406 – 12/11.
Reference:
Download manuals:
Tekmar 406 House Control Thermostat User Manual
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