User Manual - Home Depot
Contents
1. Cooling is available when the Mode is set to Cool The thermostat must be configured for heat cool fan operation in order for the cooling operation to available To change the cool temperature setting push the A or V button to select a preferred temperature setting for the current schedule time period The Cool On symbol is shown on the display when the thermostat is cooling To change the temperatures for the other time periods enter the Set Temp menu by pressing both the A and V buttons together press Menu to locate the Set Temp menu and press PRGM to enter the menu Hold Operation The thermostat includes a Hold button When the Hold button is pressed the thermostat stops operating based on the programmable schedule and the hold temperature can be set using the A or V buttons Press the Hold button a second time to cancel the hold and resume operating based upon the programmable schedule Fan Operation A fan is available when the thermostat operates a forced air heating or cooling system The fan can be set to On to allow air circulation through the building This is useful if the air in the room is stale or if circulating cool air from a basement throughout a home can reduce the temperature in the upper floor without operating the cooling equipment Freeze protection for garages A Watts Water Technologies Company 4of 8 2014 tekmar 521 U 01 14 Time Clock l The thermostat includes a time clock tha2. OPTIMUM START Select whether or not to use optimum start The thermostat learns the heat up rate of the room and starts heating in advance of Event 1 or Event 3 UNITS Select the temperature units to be either Fahrenheit or Celsius LIGHT Select when the display back light should operate Options are Off Auto or On Auto operates the back light for 30 seconds after a keystroke TYPE The device type number is 521 More Information This User Brochure contains standard information on how to make adjustments to an installed product More detailed information can be found in this product s Installation and Operation Manual 521_D at www tekmarControls com k Product design software and literature are Copyright 2014 by tekmar Control Systems Ltd e mar A Watts Water Technologies Company Head Office 5100 Silver Star Road Vernon B C Control Systems Canada V1B 3K4 250 545 7749 Fax 250 545 0650 Web Site www tekmarControls com All specifications are subject 8 of 8 521_U 01 14 W to change without notice T
3. 521_U 01 14 tekmar Programmable Thermostat 521 Zoning Replaces New User Manual b kman Mode Temperature Hold Both to Program A Watts Water Technologies Company 1of8 2014 tekimar 521 _U 01 14 This brochure will provide you with the information you need to benefit the most from your tekmar Thermostat Please visit www tekmarControls com for more detailed information on this or any other tekmar product User Interface SuMoTuWeThFrSa IIP IG E E or mw WT ALS Heat Cool e Room Floor one HeatOn Cool On Mode Temperature Hold OAYC Both to Program Display Symbols q E This thermostat will display symbols on its screen in order to indicate what mode it is in what temperature it is operating at or what equipment it is trying to turn on This section describes each of those symbols SUN HEAT ON Heat On Hea nodon xt Schedule operating at the l occupied temperature MOON COOL ON Cool On Cna edon C Schedule operating at the g unoccupied temperature Ae FAN O WARNING SYMBOL The fan is turned on Indicates an error is present HOLD MODE HEAT MODE The heatina system is LIII Tt Permanently holds the Heat allowed es pti ILI 4 temperature and overrides p l the schedule MODE MODE COOL MIN Cool The cooling system is MIN The floor is at or below the allowed to operate floor minimum temperature MODE MODE OF
4. F MAX Off The heating and cooling MAX Tre floor has reached the systems are off floor maximum temperature A Watts Water Technologies Company 20f8 2014 tekmar 521 U 01 14 Mode Button Operation Press the Mode button to select Heat Cool or Off operation The thermostat must be configured for heat cool fan operation in order for the cooling operation to be available Heating Operation Heating is available when the Mode is set to Heat To change the heat temperature setting push the A or V button to select a preferred temperature setting for the current schedule time period The Heat On symbol is shown on the display when the thermostat is heating To change the temperatures for the other time periods enter the Set Temp menu by pressing both the A and Y buttons together press Menu to locate the Set Temp menu and press PRGM to enter the menu Temperature Sensor Location The thermostat can operate the heating system based upon either an air temperature sensor a floor temperature sensor or a combination of both the air and floor temperature sensors together Air Temperature Only If there is only an air temperature sensor no floor sensor the thermostat maintains the desired air temperature Floor Temperature Only lf the air sensor has been disabled the thermostat will only maintain floor temperature and ignore air temperature This operation is recommended for areas such as bathrooms to ensur
5. KIP option that allows the programmable schedule to skip a temperature change and remain at the previous temperature setting The SKIP setting can be found between 11 50 PM 23 50 hours and 12 00 AM 0 00 hours A Watts Water Technologies Company 5of8 2014 tekmar 521_U 01 14 Press and hold down both the A and V buttons together to enter the Programming Menus FAN 7 MENI P ha HEN N SETUP GET TEMP WAL NOD WAL WE PIL INL PIL IMLS SCHE JULE TIME MIZANI MEZANI I DIIN m D IN While in the Programming Menus the MODE button changes function to become the MENU button Press the MENU button to change from one menu to the next While in the Programming Menus the HOLD button changes function to become the PRGM program button Press the PRGM button to enter the menu While inside a menu the HOLD button changes to become the ITEM button Press the ITEM button to change from one setting to the next FAN Select if the fan should operate continuously On or only together with the heating or cooling equipment Auto A Watts Water Technologies Company 6of8 2014 tekmar 521_U 01 14 Set Temp Menu SET HEAT ROOM Set the room heating temperature for the x programmable schedule event SET HEAT ROOM Set the room heating temperature for the programmable schedule event SET COOL ROOM Set the room cooling temperature for the
6. e that tile floors are warm to the touch Floor and Air Temperature If the air sensor is turned on and a floor sensor is connected the thermostat will maintain the desired air temperature as well as a minimum floor temperature This operation is recommended for areas with large windows that allow the sun to shine into a room and keep it warm without the need for heat This can allow the floors to cool off during the afternoon When the sun goes down it can take a long time for the floors to get warm again This may cause the room to cool off too much in the early evening A floor minimum setting can help with this condition by maintaining a floor minimum temperature Keep in mind the floor minimum temperature will override the air temperature and if set too high may overheat the room This operation is also recommended for rooms with hardwood floors Setting floor minimum and maximum temperatures is a way of enhancing the comfort of the living space while protecting floor coverings A Watts Water Technologies Company 3 of 8 2014 tekimar 521_U 01 14 90 F 32 C Suggested maximum for all floor Feels hot to the touch types other than wood 80 to 85 F 26 to 30 C Bathrooms and kitchens Suggested Feels warm to the touch L maximum for wood floors 70 F 21 C Rooms with large windows preventing Feels cool to the touch under heating in the evening 40 to 45 F 5 to 7 C Feels cold to the touch Cooling Operation
7. t is automatically visible in the Home menu when a programmable schedule is used If the schedule is not used the user has the option to select whether the time is shown in the Home menu During a loss of power the thermostat continues to keep the correct time and date for at least 4 hours If the power is off for more than 4 hours the user will need to set the time Programmable Schedule l Energy savings can be achieved by lowering the heating temperature and increasing the cooling temperature when the building is unoccupied or during the night When operating on a programmable schedule a or a symbol is shown in the home menu The 3 or indicates the current operating temperature All schedules are stored in permanent memory and are not affected by a loss of power Display Action xt Day temperature C Night temperature This thermostat can operate on a programmable schedule in order to automatically lower the room temperature setting The schedule can be off or on The thermostat can support schedules that have either e 2 events per day e 4 events per day Schedules with four events per day are common for residential use while two events per day are common for commercial installations The schedules can be repeated every e 24 hours e 7 days week A 7 day schedule allows a unique time to be set to change the temperature for each day of the week The schedule also includes a S
8. x programmable schedule event SET COOL ROOM Set the room cooling temperature for the programmable schedule event SET FLOOR Set the floor heating temperature for the 34 programmable schedule event SET FLOOR Set the floor heating temperature for the programmable schedule event Time Menu MINUTES Set the current time minutes HOURS Set the current time hours DAY OF WEEK Set the current day of the week TIME MODE Select either 12 or 24 hour time format CLOCK Select whether to show the time clock on the display Schedule Menu EVENT 1 The first programmable schedule time period of the day The 3 temperature settings are used during this time period EVENT 2 The second programmable schedule time period of the day The temperature set tings are used during this time period EVENT 3 The third programmable schedule time period of the day The temperature settings are used during this time period EVENT 4 The fourth programmable schedule time period of the day The temperature settings are used during this time period A Watts Water Technologies Company 7 of 8 2014 tekmar 521 U 01 14 Schedule Menu continued SCHEDULE Select if the thermostat should change the temperature automatically using a programmable schedule EVENT PER DAY Select either two or four scheduled events per day 24 HOUR 7 DAY Select either a 24 hour or a 7 day repeating schedule
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