State Industries SUF100150, SUF100199 manual Introduction, Qualifications

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ULTRAFORCE COMMERCIAL GAS WATER HEATER

SUF 120 thru 400 SERVICE HANDBOOK

INTRODUCTION

The service handbook is designed to aid in servicing and trou bleshooting S tate W ater Heaters Ultra Force SUF commercial water heaters i n t he f ield. No duplication or reproduction of t his bo ok m ay be m ade without the express written authorization of State Water Heaters .

The fol lowing tex t and i llustrations w ill provide you with a step by step procedure to verify pr oper i nstallation, opera tion, and troubleshooting procedures. Additional quick reference data i s i ncluded to assist you in servicing these products.

The information contained in this handbook is designed to answer co mmonly face d situations enc ountered in the ope ration 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 e mail at

help@statewaterheaters.com or your local State Water Heater representative for further assistance.

Our website:www.statewaterheaters.com

is also a resource for installation and service information. Thi s handbook i s i ntended for use by licensed plumbing professionals and reference should be made to the installation manual accom panying the prod uct. This handbook contains supplemental information to the produ ct’s i nstallation and ope ration manual.

QUALIFICATIONS

ANSI Z223.1 Sec 3.3.83

"Qualified Agency"

"Any individual, firm, corporation or company that ei ther i n person o r through a representative i s e ngaged i n an d i s responsible for (a) the installation, testing or replacement of g as p iping or (b) the connection, i nstallation, testing, re pair or servicing of appliances and equipment; that is experienced in such work; that is familiar with all precautions required; and that has complied w ith al l the re quirements o f the authority having jurisdiction."

Service of this water heater requires ability equivalent to th at of a Qual ified S ervice Agent (l icensed t radesman) i n the fi eld involved. Installation skills such as plumbing, air supp ly, vent ing, gas s upply, e lectrical supply are required in addition to electrical testing ski lls. S ome pro ducts m ay requ ire combustion testi ng equipment and certification. If you do not possess these skills or do not have the proper tools you should not attem pt to serv ice thi s w ater heater.

State Water Heaters – Technical Training Department 2

Ashland City, Tennessee © 2009

Servicing should only be performed by a Qualified Service Agent

198152-002

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Contents Service Handbook Ultraforce Commercial GAS Water Heater Table of ContentsQualifications IntroductionDigital Multimeter Tools RequiredGeneral Information GAS Pressure SpecificationsHigh Altitude Installations SUF 120 Adjustment Procedure GAS Pressure SUF120 and 150 ModelsGAS Orifice High Altitude InstallationSUF 300,400 High Altitude Adjustment SUF 300,400Installation Tips SUF 300 Vent Length Table Equivalent Feet Meters 300,400 Venting Tables SUF 120Vent Length Table Equivalent Feet Meters 120 through Venting Tables SUF 300,400Venting ALL Models Single Pipe Power Vent Using Room AIR Venting ALL Models TWO Pipe Direct Vent Using Outside AIR Vent Termination Direct Vent ALL Models Direct Venting ALL Models Status Description Icon Control Overview ALL ModelsDisplay Adjusting Tank Temperature Operating SET Point DifferentialChanging the Display Units Fault and Warning Conditions Advanced Diagnostic Information Access to the Current Fault or Warning Viewing Information About the Water Heater Control Sequence Typical ALL Models Control Sequence Flow Chart Remove these Screws to release Cover Controls Central Control Board CCBControls GAS Valve SUF Important Note High Altitude Installation SUF 120 thru 400 Service Handbook Controls GAS Valve SUF 199Supply gas pressure Orifice Chart SUF 300,400 Controls GAS Valve , Orifice CHART- SUF300,400Blocked Outlet Proving Switch Controls Pressure Switches ALL ModelsTop View of Pressure Switches Blocked Inlet Pressure Switch Odel Pressure Controls Pressure Switches SUF 300,400Ultraforce Commercial GAS Water Heater HOT Surface Igniter / Flame Sensor / Control Timing Control TimingFlame Sensor Model Blower Speed Control SUF 199LI1 LI2 LI3 LI4 Blower Motor Wires Black White REDGround HOT Neutral AI1400 Variable Frequency Drive Blower Speed and Pressure ReadingsVoltage Frequency Speed Instructions VFD Model SUFWiring Diagram SUF 120 Wiring Diagram SUF Tennessee Waltz Parkway Ashland City, TN