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SINGLE-WALL INDIRECT
WATER HEATER
A Spanish language version of these instructions is available by contacting the
manufacturer listed on the rating plate.
La version espanola de estas instruccions se puede obtener al escribirle a la
fábrica cuyo nombre aparece in la placa de especificaciones.
WARNING
To avoid damage or injury,
there must be no materials
stored against the indirect
water heater and proper care
shall be taken to avoid
unnecessary contact (especia
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For your family’s comfort, safety, and convenience, we recommend this water heater be installed and serviced by a plumbing professional. 2 INTERNET VERSION FOR REFERENCE ONLY
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CONGRATULATIONS! You have just purchased one of the finest water heaters on the market today! This installation, operation, and instruction manual will explain in detail the installation and maintenance of your new indirect water heater. We strongly recommend that you contact a plumbing professional for the installation of this water heater. We require that you carefully read this manual, as well as the enclosed warranty, and refer to it if questions a
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SECTION I IMPORTANT INFORMATION -READ CAREFULLY- The equipment must be installed in accordance with those installation regulations required in the area where the installation is to be made. These regulations must be carefully followed in all cases. Authorities having jurisdiction shall be consulted before installations are made. All wiring on water heaters installed in the USA must be in accordance with the National Electrical Code and/or local regulations; or in Canada, install
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5 INTERNET VERSION FOR REFERENCE ONLY
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DANGER DO NOT store or use gasoline or other flammable, combustible, or corrosive vapors and/or liquids in the vicinity of this or any other appliance. IF YOU SMELL GAS: q DO NOT try to light any appliance. q DO NOT touch any electric switch; do not use any telephone in your building. q Immediately call your gas supplier from a telephone in another building. Follow the gas supplier’s instructions. q If you cannot reach your gas supplier, call the fire department
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WARNING Installation is not complete unless a pressure and temperature relief valve is installed into the side of the water heater. See the Water Connections section of this manual for details. This water heater contains very hot water under high pressure. Do not unscrew any pipe fittings or attempt to disconnect any components of this water heater without positively assuring the water is cool and has no pressure. Always wear protective clothing and equipment when installing,
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8 INTERNET VERSION FOR REFERENCE ONLY
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9 INTERNET VERSION FOR REFERENCE ONLY
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WARNING It is the responsibility of the installing contractor to see that all controls are correctly installed and are operating properly when the installation is complete. DO NOT operate the water heater with jumpered or absent controls or safety devices. DO NOT tamper with or alter the water heater and/or controls. DO NOT operate the water heater if any external part has been under water. Immediately call a qualified service technician to inspect the appliance and to replac
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11 INTERNET VERSION FOR REFERENCE ONLY
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CAUTION The maximum boiler water supply temperature to the indirect heat exchanger must not exceed 240°F (116°C). NOTICE Insulation blankets are not required for this water heater. This water heater meets or exceeds the ASHRAE/IES 90.1b standards with respect to insulation and standby loss requirements. TABLE OF CONTENTS I- IMPORTANT 3 INFORMATION…………….….. II- SPECIFICATIONS……………………………… 8 . III- GENERAL 11 INFORMATION……………………. IV- PRE- 14 INSTALLATION…………………………… V- WATE
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SECTION II SPECIFICATIONS Figure 1 – Tank Layout Table 1: Water Heater Dimension (Inches) MODEL A B C D E F SW-2-30-L 22 33-5/8 28- 34- 5-3/8 27- 1/4 3/8 1/2 SW-2-40-L 24 36 29- 36- 5-3/8 27- 3/4 3/4 1/2 SW-2-50-L 26 36 29- 36- 5-3/8 27- 3/4 3/4 1/2 SW-2-65-L 22 59-1/4 53- 60 5-3/8 27- 1/8 1/2 SW-65C-5 22 59-1/4 53- 60 5-3/8 47- 13 INTERNET VERSION FOR REFERENCE ONLY
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1/8 3/4 SW-2-80-L 24 59 52- 59- 5-3/8 27- 7/8 3/4 1/2 SW-80C-5 24 59 52- 59- 5-3/8 47- 7/8 3/4 3/4 SW-2-120-L 28- 62-1/2 55- 63- 6-3/8 28- 1/4 3/4 1/4 1/2 SW-120C-5 28- 62-1/2 55- 63- 6-3/8 48- 1/4 3/4 1/4 3/4 14 INTERNET VERSION FOR REFERENCE ONLY
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Table 2: Water Heater Capacities Tank Coil Dry Wet Capacity Volume Weight Weight MODEL (Gal) (Gal) (Lbs) (Lbs) SW-2-30-L 30 2.6 140 404 SW-2-40-L 40 2.6 168 514 SW-2-50-L 50 2.6 196 623 SW-2-65-L 60 2.6 196 704 SW-65C-5 58 5.0 265 768 SW-2-80-L 75 2.6 224 861 SW-80C-5 73 5.0 293 920 SW-2-120-L 116 2.6 355 1324 SW-120C-5 114 5.0 415 1370 Table 3: Water Heater Performance Approximate Maximum First Continuous Boiler Hour Rating Draw Rating Output (Gal/Hr) @ (Gal/Min
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Table 4: Water Heater Performance (continued) Hot Water Coil Heat Pressure Availability Transfer Area Drop at 12 MODEL (Minutes) (Sq Ft) GPM (Feet of Head) SW-2-30-L 5.5 1.3 14.2 SW-2-40-L 7.5 1.3 14.2 SW-2-50-L 9.0 1.3 14.2 SW-2-65-L 11.0 1.3 14.2 SW-65C-5 10.5 2.6 27.2 SW-2-80-L 13.5 1.3 14.2 SW-80C-5 13.2 2.6 27.2 SW-2-120-L 20.8 1.3 14.2 SW-120C-5 20.6 2.6 27.2 NOTICE If the boiler takes longer to heat up from a cold start than the water availability as note
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compliance with the code. 17 INTERNET VERSION FOR REFERENCE ONLY
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SECTION III GENERAL INFORMATION FEATURES This water heater contains the following features: HEAT EXCHANGER -- The heat exchanger (coil) has 1” NPT female fittings. These water heaters with single-wall heat exchangers meets the Uniform Plumbing Code for installation in all potable water systems provided that: • The boiler water (including additives) is practically non-toxic, having toxicity rating of class of 1 as listed in Clinical Toxicology of Commercial Products. • The bo
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Setting the water heater temperature at 120°F will reduce the risk of scalds. Some states require settings to specific lower temperatures. 19 INTERNET VERSION FOR REFERENCE ONLY
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TEMPERATURE AND PRESSURE RELIEF VALVE— WARNING Keep clear of the combination temperature and pressure relief valve discharge line outlet. The discharge may be hot enough to cause scald injury. The water is under pressure and may splash. For protection against excessive temperatures and pressure, install temperature and pressure protective equipment required by local codes, but not less than a combination temperature and pressure relief valve certified by a nationally recognized
