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State Industries 650A, 540A, 740A warranty Circulating Pump Wiring Diagram

Models: 740A 540A 650A

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TWO TEMPERATURE - THREE HEATERS (TWO PRE-HEATERS/ONE BOOSTER)

WITH OR WITHOUT BUILDING RECIRCULATION

CAUTION: IF BUILDING COLD WATER SUPPLY HAS A BACKFLOW PREVENTER, CHECK VALVE OR WATER METER WITH CHECK VALVE, PROVISIONS FOR THERMAL EXPANSION OF WATER IN THE HOT WATER SYSTEM MUST BE PROVIDED.

FOR MULTIPLE HEATER INSTALLATION SEE

MANIFOLD KIT SPECIFICATIONS, PAGE 18.

DANGER

TEMPERATURE SETTING SHOULD NOT EXCEED SAFE TEMPERATURE AT FIXTURES. SEE WATER TEMPERATURE CONTROL WARNING ON PAGE 23. IF HIGHER PREHEAT TEMPERATURES ARE NECESSARY TO OBTAIN ADEQUATE BOOSTER OUTPUT, ADD AN ANTI-SCALD VALVE FOR HOT WATER SUPPLIED TO FIXTURES.

TWO TEMPERATURE - TWO HEATERS (ONE PRE-HEATER/ONE BOOSTER HEATER)

WITH OR WITHOUT BUILDING RECIRCULATION

*PIPE RELIEF VALVE TO OPEN DRAIN.

**140°F TO 150°F SHOULD BE MAXIMUM WATER TEMPERATURE MAINTAINED IN THE PRE-HEATERS.

120°F SHOULD BE THE MINIMUM TEMPERATURE OF WATER IN THE PRE- HEATERS.

CIRCULATING PUMP WIRING DIAGRAM

CONNECT CIRCULATING LINE FROM FIXTURES,

IF USED, TO COLD WATER SUPPLY LINE OF PRE-

HEATER.

CONNECT CIRCULATING LINE OF 180°F OR BOOSTED

WATER, IF USED, TO INLET WATER LINE TO BOOSTER.

INSTALL IN ACCORDANCE WITH LOCAL CODES.

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State Industries 650A, 540A, 740A warranty Circulating Pump Wiring Diagram
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740A, 540A, 650A specifications

State Industries is well-known for its high-quality water heating solutions, and among its product lineup, the 650A, 540A, and 740A models stand out for their advanced features and technology. Each of these models cater to different needs, making them versatile choices for both residential and commercial applications.

The State Industries 650A model is designed for efficient hot water delivery, featuring a powerful heating element that ensures rapid heating of water. It has an impressive recovery rate, which is crucial for homes with higher hot water demands. The 650A also integrates a robust insulation system that minimizes heat loss, ensuring energy efficiency. With a capacity of 65 gallons, it is perfectly suited for larger households or small commercial setups.

Next in the lineup is the 540A model, which strikes a balance between performance and size. With a capacity of 54 gallons, this model is ideal for medium-sized homes. It employs advanced heating technology that significantly reduces energy consumption while providing consistent hot water supply. The 540A is also equipped with a user-friendly digital interface that allows homeowners to monitor temperatures and set preferences with ease. Additionally, it features durable construction materials, promoting longevity and reliability in everyday use.

Finally, the 740A model offers the highest capacity of the three, boasting an extensive 74-gallon storage tank. This model is particularly advantageous for larger families or businesses that require substantial hot water availability. Similar to the 650A, the 740A employs advanced insulation techniques, ensuring that energy loss is minimized. It's also equipped with smart technology that allows for remote monitoring and adjustment, providing convenience for busy homeowners.

All three models utilize high-efficiency heating elements and are designed for easy installation and maintenance. They incorporate safety features such as temperature and pressure relief valves to ensure safe operation. Moreover, these units are built to meet or exceed industry standards, making them a reliable choice for anyone looking to invest in a hot water solution. Overall, State Industries continues to lead the market with innovative products like the 650A, 540A, and 740A, catering to diverse hot water needs with efficiency and reliability.