State Industries SUF 100 THRU 250, SUF 130 THRU 500, SUF 60 THRU 120 Introduction, Qualifications

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INTRODUCTION

The service handbook is designed to aid in servicing and troubleshooting State Water Heaters Ultra Force SUF commercial water heaters in the field. No duplication or reproduction of this book may be made without the express written authorization of the State Water Heaters.

The following text and illustrations will provide you with a step by step procedure to verify proper installation, operation, and troubleshooting procedures. Additional quick reference data is included to assist you in servicing these products.

The information contained in this handbook is designed to answer commonly faced situations encountered in the operation of this product line and is not meant to be all inclusive. If you are experiencing a problem not covered in this handbook, please contact State Water Heaters Technical Information at 1-800-365- 0024, by email at help@statewaterheaters.com, or your local State Water Heaters representative for further assistance. Our website at: www.statewaterheaters.com is also a resource for installation and service information. This handbook is intended for use by licensed plumbing professionals and reference should be made to the installation manual accompanying the product. This handbook contains supplemental information to the product’s installation and operation manual.

QUALIFICATIONS

ANSI Z223.1 Sec 3.3.83 “Qualified Agency”

“Any individual, firm, corporation or company that either in person or through a representative is engaged in and is responsible for (a) the installation, testing or replacement of gas piping or (b) the connection, installation, testing, repair or servicing of appliances and equipment; that is experienced in such work; that is familiar with all precautions required; and that has complied with all the requirements of the authority having jurisdiction.”

Service of this water heater requires ability equivalent to that of a Qualified Service Agent (licensed tradesman) in the field involved. Installation skills such as plumbing, air supply, venting, gas supply, electrical supply are required in addition to electrical testing skills. Some products may require combustion testing equipment and certification. If you do not possess these skills or do not have the proper tools you should not attempt to service this water heater.

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Servicing should only be performed by a Qualified Service Agent

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Contents Commercial GAS High Efficiency Water Heaters Page Table of Contents Introduction QualificationsTools Required GAS Pressure Specifications General InformationInstallation Quick Tips SUF 120 and 150 GAS Pressure Adjustment Procedure GAS Pressure SUF 120 and 150 ModelsPage Installation Quick Tips SUF 199 and 250 GAS Pressure Important NoteInstallation Quick Tips SUF 300, 400, 500 GAS Pressure Adjustment Procedure GAS Pressure SUF 300, 400Installation Quick Tips SUF 300, 400 Installation Venting Category and Materials Ultra Force VentingVent Length Table Equivalent Feet Meters 120 through Venting Tables SUF 120Vent Length Table Equivalent Feet Meters 300, 400 Concentric Venting Vent Condensation Can I Drain this Condensation to the Floor DRAIN?What about the PH Values of Condensate and Soda POP? What does the PH Scale MEAN?Power Vent Direct Vent Vent Termination Direct Vent ALL Models Direct Venting ALL Models PVC ElbowControl Overview Status Icon Description Set PointAdjusting Tank Temperature Operating SET Point Differential ActionDisplay Action DisplayPress Update to accept the change or Cancel to reset it Changing the Display Units Press Update to accept the change or Cancel to reject it Example of a Fault Advanced Diagnostic Information Example of a WarningTo get to the current fault information screen, press Menu Access to the Current Fault or WarningPress the Down button for more information Fault Codes Viewing Information About the Water Heater Control Sequence Typical ALL Models Typical SequenceControl Sequence Flow Chart Controls Central Control Board CCB This is the back of the UIM Controls GAS Valve SUF Controls GAS Valve SUF 199 High Altitude InstallationGAS Orifice Controls GAS Valve SUF 199 Controls GAS VALVE, Orifice Chart SUF 300/400 Orifice Chart SUF 300Controls GAS VALVE, Orifice Chart SUF Orifice Chart SUFControls Pressure Switches ALL Models Blower Proving SwitchBlocked Outlet Proving Switch Blocked Inlet Proving SwitchControls Pressure Switches SUF 120 Through Controls Pressure Switches SUF 300, 400 Page HOT Surface Igniter / Flame Sensor / Control Timing HOT Surface IgniterFlame Sensor Control TimingBlower Speed Control SUF 199 Model High Speed Hz Low Speed HzVariable Frequency Drive SUF 400 Variable Frequency Drive Blower Speed and Pressure Readings Voltage Frequency Speed Instructions VFD Model SUFWiring Diagram SUF 120 User Interface ModulWiring Diagram SUF 400 User Interface ModuleTennessee Waltz Parkway Ashland City, TN

SUF 100 THRU 250, SUF 130 THRU 500, SUF 60 THRU 120 specifications

State Industries has long been a leader in the manufacturing of high-quality water heaters, particularly known for its SUF series. The SUF 60 thru 120, SUF 130 thru 500, and SUF 100 thru 250 models are excellent examples of State Industries’ commitment to efficiency, performance, and innovation. These units are designed to meet a range of residential and commercial water heating needs, showcasing advanced engineering and durability.

The SUF series is primarily built for heavy-duty applications, offering various capacities to accommodate different demands. The SUF 60 thru 120 models are ideal for residential settings, providing dependable hot water solutions with capacity options ranging from 60 to 120 gallons. These units utilize high-quality insulation to minimize heat loss, resulting in improved efficiency and cost-effectiveness.

Moving to the SUF 130 thru 500 series, these models are tailored for larger commercial applications. With capacities extending up to 500 gallons, they are perfect for industries where high volume and consistent hot water supply are essential. The SUF 130 thru 500 models feature robust heating elements and advanced thermostats for precise temperature control, ensuring the delivery of hot water on demand.

The SUF 100 thru 250 units straddle the line between residential and light commercial applications. With capacities from 100 to 250 gallons, these water heaters are versatile and adaptable to various settings. They integrate cutting-edge technology that enhances safety, such as multi-level safety controls and automatic shut-off systems, ensuring user protection while maximizing performance.

Each SUF model is designed with longevity in mind. The tanks are constructed from high-grade materials that resist corrosion and wear, featuring factory-installed anode rods to enhance the lifespan even further. The energy-efficient design of these water heaters meets or exceeds current energy conservation standards, providing an eco-friendly solution without compromising on output.

In summary, State Industries’ SUF 60 thru 120, SUF 130 thru 500, and SUF 100 thru 250 models exemplify the brand’s dedication to quality and innovation. With various capacities, advanced technologies, and a focus on efficiency and durability, these water heaters cater to diverse needs, ensuring reliable hot water supply for years to come.
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