State Industries ASME SW 37-670 Manuel d'utilisateur

PRINTED 0110 316393-000Instruction ManualPLACE THESE INSTRUCTIONS ADJACENT TO BOILER AND NOTIFY OWNER TO KEEP FOR FUTURE REFERENCE.COMMERCIAL ELECTRI

10REQUIRED ABILITYInstallation and service of this boiler requires ability equivalent to that of a qualied agency (page 2) in the eld invol

11CLOSED WATER SYSTEMSWater supply systems may, because of code requirements or such conditions as high line pressure, among others, have installe

12ELECTRICAL DATAGENERALCheck the boiler model and rating plate information against the characteristics of the branch circuit electrical supp

13WIRING DIAGRAMSWIRING DIAGRAMSDIAGRAM 1.THREE PHASE DELTA WITH THERMOSTATDIAGRAM 2.THREE PHASE WYE WITH THERMOSTATNOTE(S):1. IF A MANUAL RESET HLMT

14DIAGRAM 3.THREE PHASE DELTA WITH STEP CONTROLDIAGRAM 4.THREE PHASE WYE WITH STEP CONTROLNOTE(S):1. SUBSTITUTE A MANUAL RESET HLMT SWITCH FOR ONE(1)

15OPERATIONIMPORTANTIT IS RECOMMENDED THAT A QUALIFIED SERVICE TECHNICIAN PERFORM THE INITIAL FIRING OF THE BOILER. AT THIS TIME THE USER SHOULD NOT H

16TEMPERATURE CONTROLSThe boilers covered in this instruction manual are equipped with (adjustable) thermostat or step control to regulate wa

17MAINTENANCEBoiler maintenance includes periodic tank ushing and cleaning, and removal of lime scale from the heating elements. Circulating pumps s

18Lime scale should be removed from the elements by dissolving the accumulation in UN•LIME® delimer. UN•LIME is a non-muriatic delimer, availa

19SW-37 THRU SW-670 ELECTRIC HOT WATER BOILER LIMITED WARRANTYState Water Heaters, the warrantor, extends the following LIMITED WARRANTY to the owner

2SAFE INSTALLATION, USE AND SERVICEYour safety and the safety of others is extremely important in the installation, use, and servicing of this boiler.

A DIVISION OF A. O. SMITH CORPORATIONRENTON, WASHINGTONTechnical Support: 800 527-1953Parts Department: 800 433-2515www.statewaterheaters.com

3GENERAL SAFETY INFORMATIONWhen servicing this unit, verify the power to the unit is turned off prior to opening the control cabinet door.PRECAUTIONSD

4TABLE OF CONTENTSSAFE INSTALLATION, USE AND SERVICE...2GENERAL SAFETY INFORMATION ...

5DIMENSION DATASIZES AND DATA NW37 THRU NW150Model NumberD E F G** H J K S TInlet* & Outlet*Boiler DrainPrex Gal. Cap. Std. KW InputSWSWSWSWSWSWS

6SIZES AND DATA NW220 THRU 670Model NumberD E F G** H J K S TInlet* & Outlet*Boiler DrainPrex Gal. Cap.Std. KW InputSWSWSWSWSWSWSW220220220220220

7DIMENSION DATA (cont’d)BOILER SPECIFICATIONS (STANDARD)Model NumberBTU OutputGal./Hr. 100°F RiseNumber of ElementsNumber of Steps*Standard Number and

8FEATURES AND COMPONENTSACTUAL CONFIGURATION MAY VARY.

9LOCATING THE BOILERAPPROVALSMODEL AND RATINGFACTS TO CONSIDER ABOUT THE LOCATIONCarefully choose a location for the boiler. The placement is a very