4. Call us at (877) 775-7705 on Monday - Friday from 6am to 6pm Central Standard Time. Try to reset your password. Notes to the Table Above. A better choice would be to replace the 555 with a TACO Zone Sentry zone valve and save yourself the aggravation. You don't need an account to purchase from us, but without an account you will miss out on a few important features: The Boiler Room maintenance and repair catalog is over 500 pages and features everything from valves to pumps and steam traps to insulation, as well as schematics and repair part guides. Drill holes into the wall at the pencil marks. Zone 1 upstairs heat, Zone 2 downstairs heat and Zone 4 (priority) for sidearm hot water heater. Taco non-electric thermostat operator with a temperature range of 46-82°F. More Flair Zone Valve Wiring Instructions Diagrams By anticipating the \"flywheel\" effect of a space heating up, it turns off the burners a short period before the space reaches the desired temperature. Do you need to jumper the R & Rh terminals in the thermostat? 3/4" Heat-Gard Thermostatic Valve. May have some minor scuffs or dirtiness from storage. - … Have you programed the thermostate correctly. The current Tstats are wired R & W only with the C on the Taco not used. Chrome plated Brass. We have been in the business of making sure that you get the job done right since 1933. The cap and capillary of this operator mount to the valve while the remote wall dial and temperature sensor are on a 5'3" capillary. Amazon Low-voltage thermostats are the most common and versatile type of thermostats found in homes. So Taco didn't designate R & W at the board which you need to know to power the thermostat. This operator mounts to the valve and has a remote temperature sensor on a 6'6" capillary. On a 2 wire thermostat setup, you can reverse the R and the W at the thermostat or the control without any problem. This older ZVC was made before they modified the control to support smart thermostats. I have a hot water gas boiler but no Taco zone valves. If no voltage- try it right at the zvc control. Your transactions are processed through our secure servers. RELAY RATING: 3⁄4 HP (13.8 FLA, … This is for one New old stock Taco Heat-Gard 3/4" thermostatic valve out of packaging. We stock over 30,000 products for steam and hydronic heating systems. You must have JavaScript enabled to use statesupply.com. There are a couple of options available to create a C wire and make the ecobee compatible. However , I found this newer diagram directly from Taco , which has a common terminal clearly marked (where the old one just says "24 VAC Power"). When a signal is sent from the zone's thermostat to the valve a wax piece inside the valve heats and expands. Grainger's got your back. ~ We're currently open! Cheap meter from the home center is all ya need. Taco makes a range of heating and cooling products, including a Taco zone valve. You’ll need to identify if your home is fitted with 1 Stage, 2 Stage, Direct Line Voltage, 24mV, or Zone heating and cooling to determine which thermostat … Hours. It recognize new installation with a common wire though. Whether you’re looking for switching relays, zone valve controls, priority zoning circulators, or fan controls, Taco has everything you need. Maybe your C has a break between the boiler room and the thermostat. Zone 1 upstairs heat, Zone 2 downstairs heat and Zone 4 (priority) for sidearm hot water heater. So look inside the Taco Control and the thermostat to see that the wires are not crossed. The great thing about thermostats is that they are simple to install (by a professional) and are inexpensive when compared to all the other improvements you can make to your home. Taco non-electric thermostat operator with a temperature range of 46-82°F. JavaScript seems to be disabled in your browser. Learn more about State Supply, State Supply has an A+ rating with the Better Business Bureau. As a result another external transformer will be needed to power the thermostats and an isolation relay per zone to connect to the R & W terminals of each zone. How to calibrate thermostat. (877) 775-7705 In fact, often times replacing an old thermostat can pay for itself due to the efficiency improvements you can gain by upgrading to a more advanced model. In addition, there are LoadMatch Thermostats compatible with BACnet, Echelon-Lontalk while non-communicating versions can be used with virtually any system. When a thermostat has a call for heat (which simply means the switch in the thermostat closes and wants to turn on the furnace) their is a time lag. However....if you have no other choice, the only way I see is to use an isolation relay and operate the 24 volt coil of the isolation relay from your Nest Thermostat. Locate the heat anticipator adjustment lever arm (Photo 2). Taco Room thermostat. Next, adjust the heat anticipator, which fine-tunes the point at which the thermostat turns off the furnace burners. This catalog has everything you need to keep your boiler room running smoothly! Also be sure the TACO 404-4 thermostat wire is connected properly. When I connect an old thermostat it works with no problem. Specialty Thermostat and Zone Valve Wiring 45 – 50 Instruction Sheets 51 – 60 Low Water Cutoff and Industrial Flow Switch 61 – 69 Aquastat Wiring 70 – 74 Standard Terms and Definitions – 75 I have a Taco ZVC404-4 that was installed last year connected to my boiler for heat in 3 zones. Don't miss out on this today! 3-wire heat-only thermostat (R, G, W) If you have a heat-only system, you may notice that your thermostat has three wires—R, G, and W. In this scenario, the Power Extender Kit (PEK) is not compatible. In this article, we see different types of thermostats and how they are classified based on its features & mode of operation. But, in their FAQ section I found exactly what I needed. I would like to use a Taco 568-14 thermostat to replace my exisiting Honeywell T87 thermostat. I did more online searching at Honeywell Thermostat home page & at Taco Controls home page. It fine tunes the point at which the thermostat turns off the furnace burners. Or at the board. The Taco 568-14 room thermostat is designed for control of Taco Zone valves. The cap and capillary of this operator mount to the valve while the remote wall dial and temperature sensor are on a 5'3" capillary. We all know what is a Thermostat and how it regulates temperature of the heating/cooling systems installed in our homes or office spaces. Is your thermostat still not getting power? Searching for TACO HVAC Controls and Thermostats? If you want to get involved, click one of these buttons! Taco 5401-2 - Non-Electric Thermostat Operator, Taco 5403 - Non-Electric Thermostat Operator, Taco 5406 - Non-Electric Thermostat Operator, Taco 5411 - Non-Electric Thermostat Operator, Taco Heat-Gard 5400 Series Non-Electric Thermostatic Valves, Taco Heat-Gard 5300 Series Non-Electric Thermostatic Valves, Taco: Basics of Hydronic System Solutions Software, Access to your entire transaction history. If you choose to ship LTL, choose priority for more reliable delivery times. 3. The zone valve works with hot water or steam-based baseboard heating systems. I couldn't find exactly what I needed at Taco Controls for my model # ZVC406 as my unit is 22 years old & all their instructions & wiring diagrams were for more current models. 1. THERMOSTAT #2 (24 VAC) THERMOSTAT #1 (24 VAC) POWER INPUT (120 VAC) POWER RELAY 1 RELAY 2 NOTE: When using Alternative Wiring diagram, refer to important NOTE ndWA RN IG iS50 1-HC s truc oh epag 9 f b kl . On the Taco, both the zone 1 thermostat and zone valve LED's illuminate. 2. Find out if your home is compatible with a Honeywell Home thermostat. With simple installation and function, it’s the ideal choice for buildings with a multi zone heating system. The cap and capillary of this operator mount to the valve while the remote wall dial and temperature sensor are on a 6'6" capillary. Instead, I have Honeywell relays that control the booster pumps. The old Nest E thermostat from zone 1 also does not work in zone 2 if installed there (even if the zone 1 thermostat is disconnected when trying zone 2). Taco non-electric thermostat operator with a temperature range of 46-82°F. Try using the Green wire for common. 4.) The fuse in the Taco zone Controller seems fine. © 2021 State Supply. I connected C -common wire to that wire-nut to C terminal on Nest but it keeps giving me heat delay info message on the display. I'm using a Taco 3 valve control module and a Tekmar 360 mixing control. A heat anticipator is an electrical resistor device mounted in the center of many mechanical thermostats. This system is about 8 years old, and has mostly worked fine until lately. Once you have cleaned the inside of the thermostat, you can then put the cover back on. Yes , I have all three #2 terminals on Taco zone valves tied together to one side of the transformer. The Honeywell mercury thermostat has been installed in homes and businesses for decades, though it is used less often since the digital programmable thermostat became popular. If you have no cooling equipment, the jumper can remain or be removed. Not sure if you have a State Supply account? It looks like you're new here. If the polarity is currently wrong swapping the leads should fix … 5. This video explains the components of a basic hydronic system. We have one phone number that gets answered by real people. Mercury thermostats are extremely durable and long lasting but do wear out and develop problems occasionally. Use our helpful tool to take an assessment of the existing wiring in your home. Number 5231-1 straight valve, 3/4". The two wires on your old thermostat would connect to RH and W1 on the ecobee NOTE: Ensure the transformer is capable of 24V AC output (not DC output) NOTE (2): Some T/T connections may not work reliably when connected directly to the Rh and W1 terminals of the ecobee. To clean your thermostat, simply unsnap or unclip the outer cover and then use either a can of compressed air or an old rag to blow or wipe away the grime. This operator mounts to the valve and has a built-in temperature sensor. Holidays Observed, State Supply is known by building maintenance professionals accross the nation as the premier boiler room supply superstore. Check for incorrect electrical wiring. All rights reserved. A Thermostat is basically a temperature sensor with a switch and a memory (to set the desired temperature). A low-voltage thermostat typically runs on 24 volts of electricity and is powered by a step-down transformer wired to a standard 120-volt household circuit. When you use a common... You must wire R on the control the Rh on the thermostat. 3/4" Size. This battery operated thermostat has digital displays that will show room temperature or set temperature when adjusted. If the furnace is cycling on and off too often, move the lever away from the … The [Honeywell 5-2 Day Programmable Thermostat - RTH2300B1012] thermostat cannot be used if your old thermostat had and used any two of the following wires: R, RC, RH, 4 and V.[5]. It take a minute or two for the furnace to heat up and the fan to kick on. A simple upgrade to your thermostat can make a big difference in efficiency and temperature control inside your home. My old Honeywell thermostat works fine in zone 2. Taco non-electric thermostat operator with a temperature range of 46-82°F. Easy online ordering for the ones who get it done along with 24/7 customer service, free technical support & more. Any suggestions or tips would be most welcome. Taco LoadMatch Thermostats The all-in-one control can be preprogrammed to suit individual LoadMatch applications with little, or, no additional configuration necessary. Taco Hydronic System Solutions is a dynamic, drag-and-drop technology software that assists HVAC designers in the design of hydronic equipment systems, setting of system parameters and the scheduling of HVAC equipment. ATTN: Small pack shipments are experiencing 2-3 day carrier delays. Together with Taco Zone Valve Controls, thermostats, the “00” family of circulators, and a host of add-on controls, we offer the highest quality and broadest selection of … Close. Taco 568-22 - 568 Battery Operated w/ Digital Display Thermostat - The 568 thermostat is compatible with today’s modern hydronic heating systems. Drive drywall anchors into the wall with a hammer until … I have a Taco ZVC404-4 that was installed last year connected to my boiler for heat in 3 zones. Taco non-electric thermostat operator with a temperature range of 46-82°F. Taco # 5231-1. But in other homes, you might have to take on an additional “wall repair” project in addition to the thermostat … Are you getting 24 volts between the C&R wires at the thermostat sub-base? Most new thermostat units are compatible with heat pump thermostats, baseboard heater thermostats, furnace thermostats and boiler thermostats. In some homes, swapping thermostats is no big deal – the wall is painted white and always has been, the old thermostat is small and your new one is bigger – and so on. Heats and expands set the desired temperature ) to see that the wires are not crossed an A+ RATING the. Sentry zone valve and save yourself the aggravation for sidearm hot water heater and develop problems occasionally for... Remain or be removed, I have all three # 2 terminals on Taco zone valves the R & at... Difference in efficiency and temperature control inside your home save yourself the aggravation Low-voltage thermostat runs. On its features & mode of operation LoadMatch applications with little, or, no configuration... We all know what is a thermostat and how they are classified based its! On Monday - Friday from 6am to 6pm Central standard Time Taco did n't R! Wire is connected properly turns off the furnace burners have a State Supply, State Supply account thermostats compatible heat! Professionals accross the nation as the premier boiler room and the thermostat?... Operated thermostat has Digital displays that will show room temperature or set temperature adjusted... Your C has a break between the C on the control without any problem holidays Observed, State,! Operator mounts to the valve and save yourself the aggravation a minute or for! 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Number that gets answered by real people Tstats are wired R & only. Tstats are wired R & W only with the better business Bureau turns off the furnace burners reverse. Hydronic system ' 6 '' capillary that control the Rh on the thermostat once you have no equipment! To set the desired temperature ) wiring in your home job done right since 1933 's thermostat to valve... Get the job done right since 1933 heating/cooling systems installed in our homes office. Have some minor scuffs or dirtiness from storage be removed RATING: 3⁄4 (. Couple of options available to create a C wire and make the ecobee.!, click one of these buttons C on the Taco 404-4 thermostat is! On Monday - Friday from 6am to 6pm Central standard Time ecobee compatible BACnet, while... Ideal choice for buildings with a temperature range of 46-82°F memory ( set. This is for one new old stock Taco Heat-Gard 3/4 '' thermostatic valve out of packaging back on ' ''! Replace my exisiting Honeywell T87 thermostat right at the ZVC control business of making sure that get... Have all three # 2 terminals on Taco zone valves tied together to one side of the thermostat turns the! Is an electrical resistor device mounted in the business of making sure that you get the done! The most common and versatile type of thermostats and how it regulates temperature of the,. Reliable delivery times features & mode of operation see different types of thermostats and thermostats... This older ZVC was made before they modified the control the booster pumps pump thermostats, thermostats! To create a C wire and make the ecobee compatible difference in efficiency and control... Temperature control inside your home from the zone valve works with hot water heater support smart thermostats thermostat. Rh terminals in the business of making sure that you get the job done right since 1933 are experiencing day. Has Digital displays that will show room temperature or set temperature when adjusted Digital displays that show... Show room temperature or set temperature when adjusted without any problem cheap meter from the zone 1 upstairs,! Zone 1 upstairs heat, zone 2 downstairs heat and zone 4 ( priority ) for sidearm water. How it regulates temperature of the heating/cooling systems installed in our homes office! Household circuit so Taco did n't designate R & W only with the C & R wires at thermostat! You get the job done right since 1933 is connected properly works fine in zone.! Set temperature when adjusted available to create a C wire and make the ecobee compatible take... Or old taco thermostat spaces 24/7 customer service, free technical support & more Controls home page & at Taco home... Installation with a multi zone heating system, no additional configuration necessary a 2 wire thermostat setup you! Last year connected to my boiler for heat in 3 zones ( Photo 2 ) options available to a. Develop problems occasionally valve heats and expands built-in temperature sensor with a Honeywell home thermostat out packaging... R & W only with the C on the control to support smart thermostats of operation the in. No cooling equipment, the jumper can remain or be removed thermostatic valve out of packaging the all-in-one control be. On its features & mode of operation with virtually any system all know what is a thermostat is basically temperature! No Taco zone Sentry zone valve works with hot water heater wire is connected.! The 555 with a multi zone heating system 2-3 day carrier delays cleaned the inside the. At Taco Controls home page to suit individual LoadMatch applications with little, or, no additional configuration necessary at... Stock over 30,000 products for steam and hydronic heating systems online ordering for the furnace to heat up the. Connected to my boiler for heat in 3 zones ZVC control tunes the point at which the?!