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Instruction Manual
coMMercIal Gas water heaters
power vent/power dIrect vent Gas Models
wIth hot surface IGnItIon
www.statewaterheaters.com
• for Your safety •
AN ODORANT IS ADDED TO THE GAS USED
BY THIS WATER HEATER.
all technIcal and warrantY questIons: SHOULD BE DIRECTED TO THE LOCAL DEALER FROM WHOM THE WATER HEATER WAS
PURCHASED. IF YOU ARE UNSUCCESSFUL, CALL THE TECHNICAL SUPPORT PHONE NUMBER SHOWN ON THE WATER HEATER LABELING.
Keep thIs Manual In the pocKet on heater for future refere
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safe InstallatIon, use and servIce Your safety and the safety of others is extremely important in the installation, use and servicing of this water heater. Many safety-related messages and instructions have been provided in this manual and on your own water heater to warn you and others of a potential injury hazard. r ead and obey all safety messages and instructions throughout this manual. It is very important that the meaning of each safety message is understood by you and others who insta
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General safetY 3
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General safetY 4
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taBle of contents SAFE INSTALLATION, USE AND SERVICE............................2 Installation Sequence......................................................21 GENERAL SAFETY..................................................................3 Vertical Vent Terminal Installation ...................................21 TABLE OF CONTENTS ............................................................5 Installation of Vent System, Sidewall ..............................22 INTRODUCTION ....................
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Get to Know Your water heater - Gas Models a control assembly M display enclosure Y Inlet dip t ube B Blocked Inlet switch ** n exhaust elbow assembly Z T/P Relief Valve c Blocked outlet switch ** o condensate t ubing aa rating plate d fan prover switch p off/on switch BB labels e Blower assembly q display label cc drain v alve f Burner assembly r hot w ater outlet ** dd v ent t erminal G flame sensor *S Electrical Outlet (120VAC) ee drain pan h hot surface I
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InstallatIon consIderatIons rouGh In dIMensIons FIGURE 1A. rough-In-dimensions Model Units A B C D E F Inches 68.50 49.25 22.00 15.75 3.00 8.00 100 cm 174 125.09 55.88 40.00 7.62 20.32 Top/Side Inlet and Outlet: 3/4” NPT Gas Inlet: 1/2” NPT capacity, Gas and electrical characteristics Approximate Capacity Manifold Pressure Electrical Characteristics Model U.S. Gals. Liters Gas T ype “WC kP A V olts/Hz Amperes 100 50 189 Nat./LP 0” 0” 120/60 <5 All models - Maximum Supply Pressure: 14 inches W.C
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InstallatIon requIreMents for the coMMonwealth of Massachusetts F o r a l l s i d e w a l l t e r m i n a t e d , h o r i z o n t a l l y v e n t e d p o w e r v e n t , d i r e c t v e n t , a n d p o w e r d i r e c t v e n t g a s f u e l e d w a t e r h e a t e r s i n s t a l l e d i n e v e r y d w e l l i n g , b u i l d i n g o r s t r u c t u r e u s e d i n w h o l e o r i n p a r t f o r r e s i d e n t i a l p u r p o
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water pIpInG - MIXInG valve usaGe * the side recirculation loop connections may not be used as the primary water inlet and outlet connections. for your convenience, plugs are installed in these fittings at the factory. Remove these plugs if needed for your specific installation. Otherwise (as with all connections) check for leaks while filling the tank with water and after completing the installation. FIGURE 2. T h i s a p p l i a n c e h a s b e e n d e s i g n c e r t i f i e d
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f acts to consIder aBout the locatIon Carefully choose an indoor location for the new water heater, because the placement is a very important consideration for the safety of the occupants in the building and for the most economical use of the appliance. t his water heater is not for use in manufactured (mobile) homes or outdoor installation. Whether replacing an old water heater or putting the water heater in a new location, the following critical points
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in an alcove or closet, the entire floor must be covered by the panel. for placement on the blanket directly over the existing labels. • Do inspect the insulation blanket frequently to make certain it Failure to heed this warning may result in a fire hazard. does not sag, thereby obstructing combustion air flow . coMBustIon aIr and ventIlatIon A gas water heater cannot operate properly without the correct amount of air for combustion. Do not in
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2 a f r e e area of one square inch per 1000 Btu/hr (22 cm /kW) of the B t u p e r h o u r ( 1 1 c m 2 / k W ) ) o f t o t a l i n p u t r a t i n g o f a l l e q u i p m e n t i n t h e total inpu t of all appliances in the enclosure, but not less than 100 enclosure, see Figure 9. 2 square inches (645 cm ). If the confined space is within a building of tight construction, air for combustion and ventilation must be obtained f
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InstallInG the new water heater closed water sYsteMs cheMIcal vapor corrosIon CORROSION OF THE FLUEWAYS AND VENT SYSTEM MAY OCCUR IF W ater supply systems may , because of code requirements or such AIR FOR COMBUSTION CONTAINS CERTAIN CHEMICAL VAPORS. SUCH conditions as high line pressure, among others, have installed devices CORROSION MAY RESULT IN FAILURE AND RISK OF ASPHYXIATION. such as pressure reducing valves, check valves, and back flow preventers. Devices su
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Figures 2 and 10 show the typical attachment of the water piping to If replaced, the valve must meet the requirements of local codes, but the water heater . The water heater is equipped with 3/4 inch NPT not less than a combination temperature and pressure relief valve water connections. certified as indicated in the above paragraph. note: If using copper tubing, solder tubing to an adapter The valve must be marked with a maximum se
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T h e t e m p e r a t u r e - p r e s s u r e r e l i e f v a l v e m u s t b e m a n u a l l y hIG h alt Itude Installat Ions o p e r ate d at l e a s t o n c e a ye a r , s e e Fi g u r e 2 8 . C au t i o n s h o u l d b e t a ke n t o e n s u r e t h a t ( 1 ) n o o n e i s i n f r o nt o f o r a r o u n d t h e o u t l et o f t he t emp e r a t u r e - p r e s s u r e r e l i e f v a l v e d i s c h a r g e l i ne , a n d (2) t h e w a t e r m a n u
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sedIMent traps ventInG A s e d i m e n t t r a p s h a l l b e i n s t a l l e d a s c l o s e t o t h e g a s i n l e t o f t h e w a t e r heater as practical at the time of water heater installation. The sediment t r a p s h a l l b e e i t h e r a t e e fi t t i n g w i t h a c a p p e d n i p p l e i n t h e b o t t o m o u t l e t or other device recognized as an ef fective sediment trap. Contaminants in the gas
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u.s. power vent warnInG VENT HOOD(S) MAY BE eXtreMel Y hot durInG operatIon. FIGURE 15A. cautIon to prevent eXhaustInG products froM cIrculatInG to the aIr IntaKe In w Ind Y/cold areas , the Ma XIMuM pract Ical dIstance Between these two terMInals Is recoMMended. warnInG canadIan power vent VENT HOOD(S) MAY BE eXtreMel Y hot durInG operatIon. FIGURE 15B. 17
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u.s. dIrect vent warnInG VENT HOOD(S) MAY BE eXtreMel Y hot durInG operatIon. FIGURE 15C. cautIon to prevent eXhaustInG products froM cIrculatInG to the aIr IntaKe In w Ind Y/cold areas , the Ma XIMuM pract Ical dIstance Between these two terMInals Is recoMMended. canadIan dIrect vent warnInG VENT HOOD(S) MAY BE eXtreMel Y hot durInG operatIon. FIGURE 15D. 18
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o f e x i s t i n g v e n t i n g s y s t e m m u s t b e p e r f o r m e d p r i o r t o a n y i n s t a l l a t i o n plannInG the vent sYsteM work. V erify that correct material as detailed above has been used, a n d t h a t t h e m i n i m u m o r m a x i m u m v e n t l e n g t h s a n d t e r m i n a l l o c a t i o n Plan the route of the vent system from the exhaust elbow to the a s d e t a i l e d i n t h i s m a n u a l
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InstallatIon of vent sYsteM dIrect ventInG The air intake provided on the unit contains a mesh screen to prevent B e f o r e b e g i n n i n g i n s t a l l a t i o n o f p i p i n g s y s t e m t h o r o u g h l y r e a d large particles from entering the unit. the section of this manual VENT PIPE PREPARATION. I f y o u a r e i n s t a l l i n g y o u r s y s t e m s o t h a t i t v e n t s t h r o u g h r o o f , p l e a s e r e f e r t
