Pdf models 555573 1983 heat motor zone valves,models 555, 556. The quiet and dependable operation has made this valve an industry leader for decades. Zone valve controls taco expandable zone valve controls. Here is a picture gallery about taco 571 zone valve wiring diagram complete with the description of the image, please find the image you need. The white wire of the thermostat goes to terminal 1. North carolina plumber nc dont know exactly what you are wiring, but the way i wire two zone valves on a boiler system are one lead of the transformer straight to one side of the motor on each zone valve, the other lead of the transformer goes through each wall thermostat and on to the other side of each zone valve motor. The taco 5732 114 sweat gold series zone valve is the industry standard for hydronic heating applications. Zone and flow control valves taco comfort solutions. Keeping the zone valves all the same makes wiring much easier.
Taco makes a range of heating and cooling products, including a taco zone valve. Wiring diagram for taco zone valves 571 2 readingrat throughout taco 571 zone valve wiring diagram, image size 600 x 337 px, and to view image details please click the image. It takes about 2 minutes for the wax to fully expand, and the same to contract, removing the head while the wax is hot and under pressure can cause the plunger to pop off, the flying plunger can hurt you, and the hot. We include wiring diagrams and installation instructions for most zone valve model and multizone controllers, and we describe special wiring problems that can occur if you mix different types, brands, or models of heating zone valves on the same hydronic heating hot. Make sure all isolation ball valves are open for normal operation.
The clicking that you hear is a mechanical switch inside the valve. Buy taco 555050rp zone valve power head replacement part. Reconnect wires marked 1, 2, and 3 to their respective terminals on the replacement power unit. Our products are sold exclusively through our authorized manufacturers representatives and network of wholesaler distributors. Taco zone valve wiring, voltage and water flow tested and proved. You have 4 zone valves so you either need to 24v 40va transformers or one 24v 60va transformer.
It is what sends the signal to the boiler that heat is being demanded. The valves can be used in a wide variety of heating and noncondensing cooling applications, primarily designed for use with baseboard, fan coils, radiators, convectors, air handlers, heat pumps and radiant applications. Taco enhanced zone valve controls easytofollow pc board layout simplifies zone wiring and the external indicator lights provide instant diagnostic feedback. Taco zone valve controls work with two, three, or fourwire zone valves. Taco heatgard valve pressure drop across valve size. The easiest way to straighten out and simplify your wiring would be to get a taco sr504 relayzone valve controller. Taco zone valve wiring sch hot water system, heating systems. Taco zvc406 6zone valve control works with 2, 3, or 4wire zone valves. The tacozone valve is an electricity operated valve used for zone control of hydronic. Taco zone valves 570 taco zone valves taco zone sentry. Using the sr controller solves your wiring and transformer issues. The taco zone valve is an electricity operated valve used for zone control of hydronic heating andor cooling systems. Fully fuse protected, they also include two isolated end switches and a builtin priority switch. As for the valve being stuck open, i only mentioned that in case that should have anything to do with my not being able to remove the head.
Utilizing one pump along with multiple zone valves, flow can be started, stopped, or diverted through the system to provide individual room or area comfort control and energy savings. Engineered with heatmotor design for a reliable, quiet operation. How to wire a system circulator to a taco zone valve. When your thermostat is requesting heat, it may take up to a minute for the zone valve to actually open. The other wire of the heating thermostat usually red goes to the transformer. Select your location or enter your zippostal code to find your nearest sales rep. A wiring diagram is a simplified standard pictorial representation of an electric circuit. Geothermal zone valve wiring to a heat pump control. Taco 5732 zone valve 114 sweat offers a convenient way to create individual zones in radiant heating or hydronic heating system. Easy to read pc board layout eliminates the problems with incorrect wiring and the unfinished look of conventional zone valve installations. Using a single circulator pump with multiple zone valves, allows to startstop the flow and divert it to achieve individual room or area comfort control and energy savings. The top part, in a plastic enclosure, is just the zonevalve powerhead.
Zone valve controls work with 2, 3 or 4wire zone valves and can control up to 3 pumps. When a signal is sent from the zones thermostat to the valve a wax piece inside the valve heats and expands. With almost 100 years of quality to back them up, these taco valves are sure to suit your needs and provide the longlasting reliability you count on. I should have mentioned that the zone valve is a taco 573. It seems that one of my taco zone valve is stuck closed. As the air temperature at the thermostat drops to the thermostat. One zone has a honeywell 8043f1028 zone valve and the other zone has a tyco model 5712 zone valve. Wiring diagram for taco zone valves 571 2 readingrat throughout taco 571 zone valve wiring diagram, image size 600 x 337 px, and to view image details please click the image here is a picture gallery about taco 571 zone valve wiring diagram complete with the description of the image, please find the image you need. This article describes how to wire up heating zone valves.
Submittal data sheets 6 geosentry geothermal zone valve. Find the best information and most relevant links on all topics related tothis domain may be for sale. Taco offers many versions and sizes of the heat motor zone valve to meet all your zone valve needs. How to replace taco zone heat valve on boilers heat and central heating. Taco zone controls wiring guide pages switching relays single zone wiring 2 4 switching relays oil boiler wiring safety notice 5 switching relays non exp connected together with priority 6 9 switching relays exp connected together with priority 10. These angle pattern valves can be used with remote operators or builtin operators, but when using the builtin operator, turn the valve so the sensor is on the side rather than the top to prevent ambient temperature rising up into builtin operators as they also contain. Twistoff head operates without disturbing system connections. We include wiring diagrams and installation instructions for most zone valve model and multi zone controllers, and we describe special wiring problems that can occur if you mix different types, brands, or models of heating zone valves on the same hydronic heating hot water heating system.
Zone valve operation and wiring proven performance millions in use. Taco 555050rp zone valve power head replacement part. When you want the industry standard for hydronic heating applications, choose tacos 570 gold series. Taco 3 wire zone valve wiring diagram free wiring diagram.
The manual open lever and twist off head makes installat. Taco zone sentry zone valves provide on off, normally open or normally closed control in both open and closed hydronic. Taco 5732 114 sweat connection heat motor zone valve brass. Jul 17, 2017 taco makes a range of heating and cooling products, including a taco zone valve. Taco zone sentry zone valves provide onoff, normally open or normally closed control in both open and closed hydronic systems. Taco 573 2 zone valve 114 sweat offers a convenient way to create individual zones in radiant heating or hydronic heating system. It shows the parts of the circuit as simplified forms, and also the power and also signal links in between the tools. They are usually labeled and identified on the fuse bin panel. A wiring diagram is a simplified standard photographic representation of an electrical circuit. How to wire taco 570 series zone valve to a honeywell l7224a. I have tried other brands and models but have gone back to the 570 series even on high end radiant systems. Dec 31, 2017 it seems that one of my taco zone valve is stuck closed.
Using a single circulator pump with multiple zone valves makes it possible to startstop the flow and divert it to achieve individual room or area comfort control and energy savings. Taco nonelectric straight through zone valve with a 12 female ip x 12 male union nut and nipple. Specialty thermostat and zone valve wiring 52 56 radiant mixing block 57 58 xpump block 59 61 iseries mixing valves 62 63. I had in the past serious problems with honeywell zone. The contractor friendly pc board layout eliminates the problems caused by incorrect wiring and the unfinished look of conventional zone valve installations. Taco enhanced zone valve control blueridge company. When a signal is sent from the zone s thermostat to the valve a wax piece inside the valve heats and expands. A taco zone valve is designed to open very slowly, by heating wax that expands and pushes a plunger that opens the zone valve. Mar 12, 20 taco zone valve wiring, voltage and water flow tested and proved.
Wire diagram for taco zone valves for hydronic heating systems. Heat motor zone valves zone valve operation and wiring there have always been questions surrounding how the 3wire terminal block design of the taco heat motor zone valve works. Taco zone controls wiring guide pages switching relays single zone wiring 2 2. It shows the parts of the circuit as simplified forms, as well as the power and also signal links between the tools. The other zone valve is fine and boiler is firing fine. Taco, valves, 573 2 570 gold series, 1 14 sweat zone valve, 2way. The easiest way to straighten out and simplify your wiring would be to get a taco sr504 relay zone valve controller. When you want the industry standard for hydronic heating applications, choose taco s 570 gold series. It controls the flow of water in a room or zone in response to the demands of the room or zone thermostat. This valve is a precisely made device and must be installed with care. Wiring a 3 wired taco zone valve posted by richard matson on november 03, 2001 at 19. Installers appreciate the open lever and twistoff head that makes installation and service easy. For taco series 570 zone valves 570, 571, 572, and 573. These angle pattern valves can be used with remote operators or builtin operators, but when using the builtin operator, turn the valve so the sensor is on the side rather than the top to prevent ambient temperature rising up into builtin operators as they also.
The zone valve works with hot water or steambased baseboard heating systems. Yours may be leaking or stuck and needs replacing troubleshooting. The explanation below and associated diagrams explain stepbystep the operation of the zone valve. Taco, valves, 5732 570 gold series, 1 14 sweat zone valve, 2way.
How to wire taco 570 series zone valve to a honeywell. Check to make sure that the manual operation lever is in the auto position before. Is that a taco zone valve problem or is there icing in the piping blocking the flow. Terminals 1 and 2 take the transformer 24 volts to operate the zone valve motor.
Designers prefer these valves for their quiet and dependable operation. The wiring diagram that came with the honeywell valve will help. Typical installation diagrams individual room control. Please reduce your quantity or change your pickup store to check stock nearby. Our book the taco zone valve is explained, taken apart, voltage read, terminal wiring explained and. Taco 573 heat motor zone valve offers a convenient way to create individual zones in radiant heating or hydronic heating system. It comes fully fuse protected, includes two isolated end switches and a builtin priority switch.
We have installed taco 570 series zone valves for 25 years with very few problems. I had in the past serious problems with honeywell zone valves caused by. The circ pump only runs when one or the other zone calls or both zon read more. We try to always offer you the lowest prices possible, but some manufacturers require that we only show these. Features zone valve operation and wiring proven performance millions in use taco zone valves are the industrys top choice for consistent performance. Copeland condenser schematic wiring diagrams blogcopeland potential relay wiring diagram. Taco 571 zone valve wiring diagram free wiring diagram. This is a separately purchased part and is designed to be replaced without disturbing the plumbing. As it expands it puts pressure on a valve mechanism that as it pushes down. Dec 29, 2008 i just replaced a dead taco power head the other day. The taco 5712 34 sweat gold series zone valve is the industry standard for hydronic heating applications. The manual doesnt say how it works, it just gives a simple warning to disconnect power and wait for two minutes before removing the actuator. Taco products cannot be purchased through this website. I need to remove the head in order to determine if the cause of.
Heat motor zone valves zone valve operation and wiring there have always been questions surrounding how the 3 wire terminal block design of the taco heat motor zone valve works. What you show in your updated question looks like a taco zonevalve. Position new taco replacement power unit on valve body, push down slightly and twist counterclockwise to assemble onto valve body. How to wire a system circulator to a taco zone valve control. I just replaced a dead taco power head the other day. If you have 24 v at 2 and 3 than the valve is open due to s call for heat. I tried to open it manually by pushing the manual lever up toward the pipe all the way, but nothing is flowing. The taco 573 2 114 sweat gold series zone valve is the industry standard for hydronic heating applications. Taco 571 zone valve wiring diagram wiring diagram and.