A.O. Smith VWT-1000 Specification Sheet

ACMSS00507 TOTAL HOT WATER SUPPLY SYSTEM USING VF ™BOILERS With Ac-U-Temp, A. O. Smith makes it as easy as possible to install a complete packaged hot water supply system, combining high-efficiency VF™boilers with storage tanks up to 10,000 gallons. Each Ac-U-Temp system is custom-made to your specifications for each application and shipped fully assembled, pre-piped and pre-wired. All the installer has to do is make the flue, gas, electrical and water connections, so installations are easy. Consult your A. O. Smith representative for more information on the wide range of available boiler/storage tank combinations using the Ac-U-Temp system. VF MODULATING BOILERS UP TO 88% THERMAL EFFICIENCY • A. O. Smith’s most efficient hot water supply boilers • Available inputs: 500,000, 750,000, 1,000,000 BTUs • Flexible conventional-vent or sealed-combustion direct-vent options • For complete information on VF Hot Water Supply Boilers, consult VF Specification Sheet GLASS-LINED STORAGE TANKS • Standard capacities up to 1,000 gallons • Custom tanks available up to 10,000 gallons • Standard tanks are factory jacketed and insulated – bare uninsulated tanks also available • Optional cement or epoxy-lined tanks available • For complete information on standard and optional tanks, consult tank Specification Sheet MULTIPLE BOILER SYSTEMS • Ac-U-Temp systems can be designed with multiple boilers to provide 50% to 100% back-up • Multi-boiler systems can be sequenced to meet changing system demands • Sequenced multi-boiler systems with small storage tanks are ideal for applications with relatively constant hot water demands • Optional sequenced control panel available MULTIPLE TANK SYSTEMS • Ac-U-Temp systems can be designed with multiple tanks for applications with low ceiling heights or other unique installation challenges VWT-500 through VWT-1000 July 2007R Page 1 of 4

MODEL NUMBER INCHES OR CM DIMENSIONS LENGTH (C2) WIDTH (C1) HEIGHT (D) INLET SIZE GAS INLET VW-500 Inches 30 30 60 2 1 CM 76.2 76.2 152.4 5.1 2.5 VW-750 Inches 30 30 66 2 1 CM 76.2 76.2 167.6 5.1 2.5 VW-1000 Inches 30 30 75 2 1 CM 76.2 76.2 190.5 5.1 2.5 MODEL NUMBER INCHES OR CM DIMENSIONS HEIGHT (A) WIDTH (B1) INLET HEIGHT (B2) INLET SIZE OUTLET SIZE AJ-80A Inches 66-1/4 28 15 2 2 CM 168.3 71.1 38.1 5.1 5.1 AJV-120A Inches 66 28 15 2 2 CM 167.6 76.2 167.6 5.1 2.5 AJV-140A Inches 88 30 19-1/2 2-1/2 2-1/2 CM 223.5 76.2 49.5 6.4 6.4 AJV-200A Inches 84 36 21 2-1/2 2-1/2 CM 213.4 91.4 53.3 6.4 6.4 AJV-250A Inches 96 36 21 2-1/2 2-1/2 CM 243.8 91.4 53.3 6.4 6.4 AJV-350A Inches 99 42 22-1/2 2-1/2 2-1/2 CM 251.5 106.7 57.2 6.4 6.4 AJV-400A Inches 105 42 22-1/2 2-1/2 2-1/2 CM 233.7 106.7 57.2 6.4 6.4 AJV-500TA Inches 101 48 24 3 3 CM 256.5 121.9 61 6.4 6.4 AJV-500A Inches 86 54 25-1/5 3 3 CM 218.4 137.2 64.8 6.4 6.4 AJV-750A Inches 118 54 24-1/2 3 3 CM 299.7 137.2 62.2 6.4 6.4 AJV-1000A Inches 150 54 25-1/2 3 3 CM 381 137.2 64.8 6.4 6.4 BOILER DATA VERTICAL STORAGE VESSEL DATA MODEL NUMBER INCHES OR CM DIMENSIONS LENGTH (A1) OUTLET DIM (A2) WIDTH (B1) HEIGHT (B2) INLET HEIGHT (B3) INLET SIZE OUTLET SIZE AJH-200 Inches 77 59 36 41 11 2-1/2 2-1/2 CM 195.6 149.9 91.4 104.1 27.9 6.4 6.4 AJH-350 Inches 93 72-1/2 42 47 14 2-1/2 2-1/2 CM 236.2 184.2 106.7 119.4 35.6 6.4 6.4 AJH-350 Inches 99 72-1/2 42 47 14 3 3 CM 251.5 184.2 106.7 119.4 35.6 7.6 7.6 AJH-350 Inches 94 73 48 53 14 3 3 CM 238.8 185.4 121.9 134.6 35.6 7.6 7.6 AJH-350 Inches 79 56-1/2 54 59 14 3 3 CM 200.7 143.5 137.2 149.9 35.6 7.6 7.6 AJH-350 Inches 111 88-1/2 54 59 14 3 3 CM 281.9 224.8 137.2 149.9 35.6 7.6 7.6 AJH-350 Inches 143 120-1/2 54 59 14 3 3 CM 363.2 306.1 137.2 149.9 35.6 7.6 7.6 HORIZONTAL STORAGE VESSEL DATA

ACMSS00507 Page 3 of 4 The above are standard available configurations. Custom configurations designed to your specifications are available. Contact your local A. O. Smith Sales Representative for assistance. TOTAL HOT WATER SUPPLY SYSTEM USING VF ™BOILERS Configuration H Configuration P Configuration V

ACMSS00507 Page 4 of 4 DUAL-ENERGY SOURCE OPTION • Storage tanks can be specified with an optional heat exchanger for winter heating using on-site hydronic heating boiler(s), switching to domestic hot water boiler(s) for summertime operation • Water-to-water or steam-to-water heat exchangers available in single-wall or double-wall design • Complete control packages can be factory-installed for “hook up and run” simplicity PROFESSIONAL START-UP SERVICE FURNISHED • Assures optimum performance for each installation MEETS ASHRAE/IESNA 90.1-1999 5 YEAR VF BOILER HEAT EXCHANGER WARRANTY 5 YEAR STORAGE TANK WARRANTY • For complete information, consult written warranty or contact A. O. Smith OTHER FEATURES: ASME TEMPERATURE AND PRESSURE RELIEF VALVE #125 TANK TEMPERATURE SENSOR AND THERMOMETER ISOLATION VALVES (BALL VALVES) 125 PSI TANK WORKING PRESSURE ALL-BRONZE CIRCULATING PUMP LARGE SYSTEMS SHIPPED WITH SPLIT/ BOLT TOGETHER SKIDS FOR EASE OF SHIPPING AND INSTALLATION OTHER OPTIONS: 150 AND 160 PSI TANK WORKING PRESSURES 11˝ X 15˝ MANHOLES Tank Type (A=Skid Mounted, J=Jacketed, V=Vertical, H= Horizontal) TOTAL HOT WATER SUPPLY SYSTEM USING VF ™BOILERS SUGGESTED SPECIFICATION Hot Water Supply System - shall consist of A. O. SMITH Ac-U-Temp factory assembled unit Model No. __________. System shall be completely factory assembled and shall include the A.O. SMITH VF hot water supply boiler(s), with input of ____ BTU/H for (natural/propane) ____ gas and recovery capacity of _______ gph, and the A.O. SMITH glass-lined (cement/epoxy) hot water storage tank with ____ gallons capacity for ________ mounting (vertical-horizontal). System shall include properly sized circulator, inlet and outlet thermometers, tank temperature thermometer, relief valve, and tank temperature control. Entire system shall be rigidly mounted on welded steel skid base and shipped assembled to job site (Ac-U-Temp systems employing tanks too large for shipping as an assembled unit, will be shipped with the tank mounted on a split bolt-together skid). See VF Boiler Specification Sheet for boiler details. See A.O.Smith Storage Specification sheets for storage tank details. Hot water supply boiler(s) and storage tank(s) shall have a 5 year limited warranty against corrosion as outlined in the written warranty 500 Tennessee Waltz Pkwy, Ashland City, TN 37015 For Technical Information and Automated Fax Service, call 800-527-1953. A.O.Smith reserves the right to make product changes or improvements without prior notice. ©2007 A. O. Smith Corporation Printed in U.S.A. www.hotwater.com