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19

THERMOSTAT OPERATION

Thermostat Identification

There are many thermostats compatible with your geothermal unit. WaterFurnace offers several thermostat options which 

are shown below. If your thermostat matches one of the photos below, refer to the corresponding pages for instructions on 

usage. These thermostats also come with an individual Owner’s Guide which includes additional information. 

For thermostats NOT shown here, refer to separate Owner’s Guides.  EW Series with have an on-board thermostat con-

trol (see page 42). If your thermostat looks like one of these, refer to the page(s) listed for basic operating information:

Note: This thermostat does not open.

TA32H01

Page 24

TA32U02

Page 20-21

TP32H03

Page 22-23

TA21H01

Page 25

Outside

Inside

Summary of Contents for OM2005A

Page 1: ...Owner s Manual...

Page 2: ...ny years of exceptional performance comfort and savings For a quick reference write your WaterFurnace Dealer s name telephone number and other important information below Company Name Telephone Number...

Page 3: ...0 square ft Over 4000 square ft Location of Home Rural Suburban Urban Value of Home Under 100 000 100 000 to 200 000 200 001 to 500 000 Over 500 000 How did you hear about our products Check all that...

Page 4: ...WATERFURNACE INTERNATIONAL ATTN WARRANTY REGISTRATION DEPT 9000 CONSERVATION WAY FORT WAYNE IN 46809 9794 Place Stamp Here...

Page 5: ...hermostat Operation 24 TM21H02 Thermostat Operation 25 HOMEOWNER MAINTENANCE 26 27 TROUBLESHOOTING 28 FAQs GENERAL INFORMATION OPERATING TIPS 29 36 ENERGY SAVING TIPS 37 PRODUCT INFORMATION FOR UNITS...

Page 6: ...workmanship Like your refrigerator your geothermal unit will provide many years of worry free operation Quiet Unlike ordinary air conditioners or heat pumps there is no noisy outdoor unit Our units ar...

Page 7: ...represents 500 times more than mankind needs every year 5 units of heating or cooling delivered into your home 1 unit of electricity 4 units of free energy from the earth ABOUT YOUR WATERFURNACE SYST...

Page 8: ...Water or water and anti freeze is circulated through the pipe transporting heat to the heat pump during the heating mode and away from the heat pump during the cooling mode The heat transfer takes pla...

Page 9: ...per wall separating the two This heat transfer causes the cold liquid refrigerant to turn into a gas Unlike water refrigerant changes from a liquid into a gas at a very low temperature The now gaseous...

Page 10: ...ow to go in the opposite direction that it was in the heating mode However the ow to the compressor does not change direction After compression the hot refrigerant passes through the coax the condense...

Page 11: ...model and run time of the unit On very hot days and cold days the hot water generator could produce more hot water required for the home due to the long run times of the unit On milder days when the u...

Page 12: ...loop earth coupled system include Geothermal unit placed on mounting pad Thermostat Earth loop piping Earth loop circulators pumps Electrical supply Duct system except for radiant oor heating systems...

Page 13: ...enerator used Auxiliary heater if used Electrical Flexible Duct Collar Vibration Absorbing Pad P T Plugs Condensate Drain Desuperheater Connections Auxiliary Heater Knockout Low Voltage to Thermostat...

Page 14: ...hen connected to a header system horizontally a few feet below the surface If you have this loop type record information here Number of bore holes _____ Depth of each bore hole _____ Pipe size _____ P...

Page 15: ...loop is located Include the house and measurements from various points so that there is no question about the location of the piping system You may also want to include the location of any underground...

Page 16: ...begin to clog the heat exchanger in the unit When this happens the ef ciency and capacity of the unit is decreased eventually to the point where failure may occur To minimize the potential of this ha...

Page 17: ...nctions adhere to these safety precau tions Replacing a disposable lter Turn off the unit and fan at the thermostat Cleaning an electrostatic lter Turn off the unit and fan at the thermostat Cleaning...

Page 18: ...d to be any factory installed component inside the unit including but not limited to the compressor reversing valve expansion valve electrical components air coil heat exchanger etc Upon failure of a...

Page 19: ...he warranty cer ti cate carefully to familiarize yourself with the terms of the warranty so that you can obtain full bene ts and avoid misunderstandings If you have any questions about warranty covera...

Page 20: ...ures and options along with a more aesthetically pleasing look Although these thermo stats are signi cantly more high tech you ll nd that they are easy to operate Note Most thermostats have an automat...

Page 21: ...instructions on usage These thermostats also come with an individual Owner s Guide which includes additional information For thermostats NOT shown here refer to separate Owner s Guides EW Series with...

Page 22: ...operating in either the rst or second stage heating mode The ENERGY SAVINGS on the display is not illuminated when auxiliary heat is being used Note If your system is not equipped with auxiliary heat...

Page 23: ...during this time if possible Call your WaterFurnace dealer If the thermostat displays a fast ashing TROUBLE about 3 ashes second the unit is locked out due to insuf cient air ow Reset the unit see pa...

Page 24: ...red Wake time is displayed The program times are in fteen minute inter vals Example 8 00 8 15 8 30 4 Press INCREASE or DECREASE key until the desired Wake temperature is displayed The setpoint tempera...

Page 25: ...between heating and cooling operation depending on the indoor temperature Fan settings control the system fan as follows On Fan operates continuously Auto Fan operates with equipment VIEWING AND RESET...

Page 26: ...n and air quality EMERGENCY HEAT The Emergency Heat feature allows you to turn on the backup heat section of the system by moving the System switch to the Em Ht position The thermostat shows Em Ht in...

Page 27: ...quipment has failed or is not working properly EM HT AND AUX HT INDICATIONS The indicator points to either Em Ht or Aux Ht when these modes are active Em Ht The indicator points to Em Ht when the SYST...

Page 28: ...erFurnace dealer Electrostatic Filters Clean every 1 2 months If you use an electrostatic lter clean it regularly See page 51 for instructions Electronic Air Cleaners Clean and replace media every 2 4...

Page 29: ...sable lter Clean electrostatic lter if used Clean electronic air cleaner if used Check condensate drain pan Check duct system Check thermostat operation and signals Visual check of unit LEDs Visual ch...

Page 30: ...change Check setpoints for both heating and cooling 18 Thermostat backlight ashes on TA32U02 thermostat Check status fault lights on unit See thermostat instructions 30 31 20 21 Red LED on at thermost...

Page 31: ...system you ll nd this information valuable Geothermal systems do function differently than ordinary systems However by using this section as a reference you ll be able to nd answers to the most commo...

Page 32: ...ration has ceased look at the thermostat to see if the unit lockout indicator light is illuminated If the lockout indicator light is illuminated see resetting the unit section page 31 What about regul...

Page 33: ...ol which is the brain of the unit is operat ing properly If the light doesn t ash but remains continuously on or off the control is inoperative Turn off all power to the unit including auxiliary heat...

Page 34: ...sily washed Never run the unit without a lter The frequency in which you should clean or replace your lter is dependent upon several variables including the type of lter media your outdoor environment...

Page 35: ...water assist is a function of how long the unit is running and in what mode it is in With the hot water assist more water is heated in the cooling mode than in the heating mode For more information se...

Page 36: ...few min utes followed by a cooling off period then another blast of hot air and on and on This type of operation results in ever changing indoor temperatures and hot cold spots within the home This fr...

Page 37: ...so that the air is fully circulated throughout the various rooms to minimize hot spots or cold spots When the guests leave and occupancy levels return to normal be sure to switch back to heating mode...

Page 38: ...sanitized in any way Indoor air quality can be improved using special ultra violet UVC lights placed in the air distribution system Al though these lights do not remove any contaminants you ll still n...

Page 39: ...cient to seal leaks in a duct system Over time the adhesive used on duct tape will dry out resulting in tape failure Other tape types and sealants used by professional HVAC contractors are better sui...

Page 40: ...e experienced the information provided here will help you to better understand the speci c features of your unit We have also included information on major options and accessories how they work and wh...

Page 41: ...n our product line and within each family are one or more models The four families of units are E Series Premier Synergy3 Versatec If your unit has a model number starting with E you have an E Series...

Page 42: ...various fault conditions see page 16 The microprocessor also provides easy to use trouble shooting features and on board diagnostics for your dealer to quickly identify and resolve service issues Saf...

Page 43: ...acity does not satisfy the thermostat the unit will automatically change to second stage full capacity compressor operation In order to change from rst stage to second stage units with dual capacity c...

Page 44: ...ow will change the setpoint by one degree In addition to the water temperature display the control panel also has 6 LED indicators that indicate when the unit is in one of the following modes Lockout...

Page 45: ...freeze protection and fan start detection In the unlikely event of a compressor failure the emergency heat is enabled to satisfy heating requirements Another sensor detects if the condensate drain pan...

Page 46: ...air handler or furnace is equipped with a variable speed blower you may notice the fan speed change depending on the mode of operation All Premier splits feature reliable and ef cient Scroll compress...

Page 47: ...abled to satisfy heating requirements Another sensor detects if the con densate drain pan is full at which time the unit will be shut down for protection against water leaks see page 18 Depending on t...

Page 48: ...t your dealer for service In northern climates Versatec units may include an optional duct mounted auxiliary heater In the unlikely event of a compressor failure the auxiliary heater will provide emer...

Page 49: ...heater could generate more hot water required for the home due to the long run times of the unit On milder days when the unit has short duty cycles the electric elements in the water heater will maint...

Page 50: ...example Installation Option A The geothermal unit is sized to provide 95 of your heating requirement with the other 5 using the auxiliary electric Installation Option B The geothermal unit is sized t...

Page 51: ...ement Instead water is distributed over a rotating disk wheel Air passing through the humidi er picks up the moisture from the disk wheel and is routed into the home through the duct system providing...

Page 52: ...e of the unit On the Powerhead of the air cleaner unplug the adapter cord Make sure that the jack does not touch any metallic or grounded surfaces which could result in possible damage to the unit Rem...

Page 53: ...buildup is very heavy you may want to use a vacuum cleaner hose to remove the bulk of the accumula tion This may not be necessary unless the lter is very dirty Spray the lter on both sides with a hou...

Page 54: ...or the use of a single larger pump or possibly separate loops and pumps for each unit Units using well water do not use a ow center Rather they use the well pump Maintenance Flow centers and pumps req...

Page 55: ...ning to eliminate uneven temperature control between the basement and the rest of the home Large homes that might have long unequal length duct runs can use zoning to equalize the delivery of conditio...

Page 56: ...1999 Some manufacturers market HEPA lters that may not technically meet the standard Many true HEPA systems include a pre lter for larger particles a carbon odor lter and the actual HEPA media Because...

Page 57: ...t a great variety of name brand shirts jackets caps and other items with the WaterFurnace logo To view our complete product selection go to www waterfurnacestore com or www waterfurnacepromo com All p...

Page 58: ...e natural gas propane fuel oil oil and coal GPM Gallons per Minute A reference to the ow rate of water through the geothermal unit Heat Exchanger A device designed to transfer heat between two physica...

Page 59: ...2022 2023 2024 2025 2026 2027 2028 2029 2030 PREVENTIVE MAINTENANCE SERVICE RECORD PREVENTIVE MAINTENANCE SERVICE RECORD In order to keep your system operating at peak performance levels WaterFurnace...

Page 60: ...Document Type Owner s Manual Part Number OM2005A Release Date 1 05...

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