Summary of OM2005A
Page 1
Owner’s manual.
Page 2
2 introduction congratulations on your waterfurnace purchase! Thank you for purchasing a waterfurnace geothermal heating and cooling system. You have joined hundreds of thousands of smart homeowners all over the world who have discovered that geothermal systems are the ulti- mate heating and cooling...
Page 3
In order to receive full warranty benefits, it is necessary to register your unit. There are two easy ways to register-- 1. Register on-line at: www.Wfionline.Info or 2. Complete the warranty registration card to the right, tear out and mail. Note: we respect your privacy. Please be assured that we wi...
Page 4
W at er fu r n ac e i n te r n at io n a l at tn : w a r r a n ty r eg is tr at io n d ep t 90 00 c o n s er va tio n w ay fo r t w ay n e i n 4 68 09 -9 79 4 place stamp here.
Page 5
3 table of contents table of contents warranty registration & record ...........................(tear out card) geothermal system technology & benefits ...........................4 about your waterfurnace system .........................................5-17 how geothermal systems work .................
Page 6
4 geothermal heating and cooling technology is ideal because it provides exceptional performance while being envi- ronmentally-friendly. Your investment in a waterfurnace system will provide you with many years of benefits including: energy savings waterfurnace units deliver 3 to 4 units of energy fo...
Page 7
5 interesting facts • according to the environmental protection agency (epa), geoexchange technology is the most energy-efficient, environmentally-clean and cost-effective space conditioning system available. • the epa found that the systems can reduce energy consumption and corresponding emissions b...
Page 8
6 the interesting basics… geothermal heat pumps utilize some of the same technology found in your home's refrigerator. They are both devices that move heat energy. Your refrigerator removes heat from the food and transfers it to the air in your home. Your geothermal heat pump removes heat energy fro...
Page 9
7 (( (( (( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( (( (( ( hot water to house supply air duct cold water to unit water heater water to loop pump hot water from unit water from loop earth loop- horizontal, vertical, pond (or well water) air coil blower return air duct cold warm hot cold warm heating op...
Page 10
8 cooling mode during cooling, a geothermal system rejects the heat from the indoor air into the earth loop. The cooling cycle starts as cold, liquid refrigerant passes through the air coil (the evaporator during cooling). As the refrigerant flows through the air coil, the heat energy transfers from ...
Page 11
9 hot water assist many geothermal units installed in homes have an optional feature called a hot water generator. This component re- moves excess heat from the refrigerant circuit and adds it to a hot water circuit in the unit. For more information refer to page 47. It is important to note that the...
Page 12
10 typical installation and components your geothermal system is actually a collection of components working together to perform the heating, cooling and water heating functions. The basic system includes the unit, power supply, a control component, the water circuit and a distribution method. Many ...
Page 13
11 open loop components major components in an open loop/well system include: • geothermal unit placed on mounting pad • thermostat • well & pump • pressure tank • supply water piping • discharge water piping with solenoid valves and flow regulators • shut-off/isolation valves and drain valves • elec...
Page 14
12 horizontal loops horizontal earth loops are used where the space allowed for the loop is not extremely limited. There are various designs of horizontal loops. There is not one type of horizontal loop that is best for every application. The selection of which type to use should be based on system ...
Page 15
13 your loop location it is strongly recommended that you have a record of the location of your earth loop. Using the grid below, draw a bird’s eye view of the property where the loop is located. Include the house and measurements from various points so that there is no question about the location o...
Page 16
14 open loop or well water systems an alternative to closed loops are open loop systems, also known as well-water systems. If your system is an open loop, it uses water that comes into your home from your well. Water from the well is circulated through the unit whenever the unit is heating or coolin...
Page 17
15 safety warnings warning: equipment used for heating, air conditioning and water heating can cause injury if safety precautions are not observed. These systems generally use a 230 volt power supply which is double the voltage used by other household appliances. Electrical shock from these systems ...
Page 18
16 what about my warranty? Waterfurnace offers the best warranty in the industry! Our standard warranty provides coverage for all unit parts for a period of 10 years. In addition to replacement parts coverage, your servicing dealer receives a repair or replacement labor allowance on warranted compon...
Page 19
17 warranty certificate how do i obtain the warranty certificate? Your warranty registration card (see tear-out card in the front of this document) must be completed and returned to waterfurnace international immediately after installation to receive full warranty benefits. Upon receiving your warranty...
Page 20
18 thermostat operation the following section (pages 19 to 28) highlights important information about operating and maintaining your sys- tem. It contains information on using your thermostat, homeowner maintenance including a recommended sched- ule, and troubleshooting. If you can’t find the answer ...
Page 21
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. Thes...
Page 22
20 t hermostat f eatures number of heating stages: 3 number of cooling stages: 2 changeover: automatic or manual clean filter timer batteries: not required. Important— always allow the system at least five minutes to respond to any changes in the settings. The thermostat has been programmed to start ...
Page 23
21 “trouble” d isplay if the thermostat displays "trouble" continuously, with backlight for lcd flashing—the system has shut down due to a protective device. The auxiliary heat, if installed, will automatically come on if necessary. If the thermostat displays a slow flashing "trouble" (about 1 flash/se...
Page 24
22 t hermostat f eatures number of heating stages: 3 number of cooling stages: 2 changeover: automatic or manual programmable: 4 periods, 7 days adaptive intelligent recovery, daylight savings time key energy star® rated important—using a programmable thermostat may not always result in energy savin...
Page 25
23 the next period starts or when run program is pressed. C hanging t emperature s etting i ndefinitely 1. Press hold temp. 2. Press increase ▲ or decrease ▼ key to change the setting, if desired. 3. Press heat/cool settings to change between heat and cool settings. 4. Press increase ▲ or decrease ▼...
Page 26
24 t hermostat f eatures number of heating stages: 3 number of cooling stages: 2 changeover: automatic or manual batteries: not required. Temperature settings are held permanently in memory. Backlit display: turns on with the touch of any key. Helps you read the display in a dark hallway. S etting s...
Page 27
25 tm21h02 thermostat t hermostat f eatures number of heating stages: 2 number of cooling stages: 1 changeover: manual all controls on front batteries: not required. Temperature settings are held permanently in memory s etting fan and system s witches fan and system settings are controlled by using ...
Page 28
26 homeowner maintenance your investment in a waterfurnace geothermal system was a significant expenditure. While these systems are among the most reliable hvac systems available, your waterfurnace system (and any other hvac system) must be properly maintained in order to achieve maximum performance ...
Page 29
27 monthly 1-2 months 2-4 months 6 months yearly replace disposable filter ● clean electrostatic filter (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 check of accessori...
Page 30
28 symptom/problem what you can do reference pages unit not operating. Check status/fault lights. 30, 31, 32 unit not heating or cooling adequately. Check filter and status/fault lights. 30, 31, 32 unit just “hums” and doesn’t heat or cool. Disconnect power. Call for service. Electric bills too high....
Page 31
29 frequently asked questions, general information and operating tips the following section (pages 30 to 36) includes the most frequently asked questions (faqs). It also includes operating tips, other information and how to get the best results in comfort, savings, and reliability. If this is your fi...
Page 32
30 faqs, general information & operating tips frequently asked questions (faqs) what about my thermostat operation? Your unit is controlled by one or more thermostats. Thermostats sense the temperature in the room in which they are located and determine the mode of the unit (heating or cooling) and ...
Page 33
31 what do the status lights indicate? In general, red leds continuously illuminated indicate the unit is attempting to self-correct a fault. Flashing red leds indicate the unit has locked out in a fault mode. In this case, emergency heat will be activated. Call your dealer for service after reviewi...
Page 34
32 what if my unit does not operate properly? Before you call your waterfurnace dealer for service, check these service hints: check air filters. Depending upon filter type, clean or replace if necessary. (see below.) make sure the thermostat is set properly. Check to make sure the electrical disconne...
Page 35
33 if my system includes an auxiliary heater, what does it do and why was it used? Your system may include an auxiliary heater (mounted either internally or externally depending on the model) which is used for two purposes: • to supply back-up heat during cold outdoor temperatures • to provide emerg...
Page 36
34 faqs, general information & operating tips what about units using well water? An adequate water supply to the unit is very important. Do not let anyone disrupt the water supply by rerouting the supply line or tapping into it without first checking with your waterfurnace dealer. If the well pumping...
Page 37
35 what about remodeling & room additions? Because your system has been selected, designed and installed based on the existing heating and cooling require- ments of your home, a significant change or addition to the home may result in the system being inadequately sized. If you are planning any remod...
Page 38
36 faqs, general information & operating tips what about humidity control? Geothermal units do an excellent job of removing humidity during cooling. This results in better comfort. However, during heating (depending on your home and outdoor air temperatures) you may experience the effects of having ...
Page 39
37 energy saving tips energy saving tips now that you’ve invested in the most energy efficient heating and cooling system available, here are some addi- tional tips to help you save money on your energy costs throughout your entire home. Fluorescent lights fluorescent lights use a fraction of the amo...
Page 40
38 product information for units, options & accessories the following section (pages 39 to 54) includes specific information on our various waterfurnace geothermal units, op- tions and major accessories. Because of the wide variety of products that we have available, and the fact that geothermal unit...
Page 41
39 model number/serial number reference waterfurnace manufactures a variety of models of geothermal units. The various models have unique model num- bers which can be located on the unit’s data plate. The data plate is usually placed on the front or side of the unit. The model number contains 11 to ...
Page 42
40 as our flagship product, e series units have set a new industry standard for efficiency and performance. E series units utilize the ozone-safe r- 410a refrigerant to meet the most stringent epa requirements now and for many years to come. Depending on the size, the compressor in the unit could be r...
Page 43
41 es series splits are designed for either indoor or outdoor installations, and offer exceptional flexibility for both replacement and new construction applica- tions. The term “split” refers to the fact that there are actually two pieces of equipment in the system. Whether it’s installed indoors or...
Page 44
42 ew series hydronic units can be used in a variety of applica- tions including domestic hot water, radiant floor heating, pool/ spa heating, fan coils, and even snow melt. A sophisticated microprocessor controls the pumps and compressor by sampling water temperatures even during “off” cycles. The c...
Page 45
43 premier series products changed the standards for efficiency and revolutionized the industry when the company first introduced the product line. Today, with over a decade of continuous improvements and up- grades, the premier line has earned a reputation for quality, efficiency and reliability. Prem...
Page 46
44 premier series splits offer exceptional flexibility for both replacement and new construction applications. The term “split” refers to the fact that there are actually two pieces of equipment in the system. The geothermal unit (compressor section) is connected to an air handler or fossil fuel (gas...
Page 47
45 the synergy3 series is the geothermal equivalent of three different units—a furnace, an air conditioner, and a boiler. This unique unit has the ability to do forced air heating, forced air cooling, and hot water for radiant floors or other applications. Synergy3 products feature scroll compressors...
Page 48
46 versatec series products are an excellent choice where versatility and compact size are important considerations. Units include reciprocating compressors, r-22 refrigerant and psc blower motors. With psc blowers, units operate with only one fan speed regardless of the mode of operation. However, ...
Page 49
47 many geothermal units installed in homes have an optional feature called a hot water generator or desuperheater. This component consists of a refrigerant-to-water heat exchanger installed at the discharge of the compressor. The hot gas at this point is in a “superheated” condition. In the desuper...
Page 50
48 auxiliary heater most installations in northern climates include an aux- iliary heater (mounted either internally or externally depending on the model). Auxiliary heaters are used for two purposes: • to supply back-up heat during cold outdoor temperatures • to provide emergency heat if the unit’s...
Page 51
49 in northern climates, outdoor humidity levels are very low when the outside air temperatures are low. Even in well-insulated homes, this dry air makes its way inside through exhaust fans, dryer vents, open doors, and leaks around windows. Problems associated with dry indoor air dur- ing heating i...
Page 52
50 according to the u.S. Environmental protection agency, levels of air pollutants may be two to five times, and in some cases, more than 100 times higher that outdoor air levels. The average cubic foot of indoor air contains 20 million particles, more than 95% of which are smaller than 1 micron (a m...
Page 53
51 electrostatic air filters utilize synthetic material which develops an electrostatic charge as friction is applied to the plastic fibers from the movement of air passing through it. The electrostatic charge that is developed as air passes through the filter increase the filter’s attraction to particl...
Page 54
52 a module called the flow center circulates the fluid in the closed loop system and through the geothermal unit. This device typically contains one or two small pumps (1/6 hp circulators) that are engaged when the unit is heating or cooling. Generally, one pump is used for units up through 3 tons; ...
Page 55
53 now you can precisely control the comfort level of every room in your home with the premier intellizone system. Working with your geother- mal unit, electronic thermostat, and multiple motorized zone dampers installed in the duct system, the intellizone can eliminate temperature variations that o...
Page 56
54 other accessories product information for units, options & accessories today’s hvac systems have the ability to incorporate many options and accessories which improve comfort, indoor air quality and add convenience. Of course, not all homeowners select or need the options listed below. However, i...
Page 57
55 now that you’re the proud owner of the best heating and cooling system available, show your pride by wearing some of our quality promotional merchandise. We’ve got a great variety of name-brand shirts, jackets, caps and other items with the waterfurnace logo. To view our complete product selectio...
Page 58
56 glossary glossary learn how to talk just like your favorite hvac contractor using these key terms. Afue (annual fuel utilization efficiency): the percent (efficiency) of fossil fuel furnaces. Includes cycling and flue losses and other factors. Btu (british thermal unit): the amount of heat needed to...
Page 59
57 year date of 1st service check date of 2nd service check notes 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 preventive maintenance service record preventive maintenance service record in order to keep your system...
Page 60
Document type: owner's manual part number: om2005a release date: 1/05.