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®
Domestic Hot Water Boilers
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
VWT-500
THROUGH
VWT-1000
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
iCOMM™ Compatible and can be monitored from remote
locations - Call 1.888.WA TER02 for more information
MULTIPLE TANK SYSTEMS
Ac-U-Temp systems can be designed with multiple tanks for applications with low
ceiling heights or other unique installation challenges
June 2011R
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AOSDG25100
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®
V
BOILER DATA
MODEL
NUMBER
VW-500
VW-750
VW-1000
ERTICAL STORAGE VESSEL DATA
MODEL
NUMBER
AJ-80A
AJV-120A
AJV-140A
AJV-200A
AJV-250A
AJV-350A
AJV-400A
AJV-500TA
AJV-500A
AJV-750A
AJV-1000A
INCHES
OR
CM
Inches
CM
Inches
CM
Inches
CM
INCHES
OR
CM
Inches
CM
Inches
CM
Inches
CM
Inches
CM
Inches
CM
Inches
CM
Inches
CM
Inches
CM
Inches
CM
Inches
CM
Inches
CM
LENGTH
(C2)
30 30 60 2 1
76.2 76.2 152.4 5.1 2.5
30 30 66 2 1
76.2 76.2 167.6 5.1 2.5
30 30 75 2 1
76.2 76.2 190.5 5.1 2.5
HEIGHT
(A)
66.25 28 15 2 2
168.3 71.1 38.1 5.1 5.1
66 28 15 2 2
167.6 76.2 167.6 5.1 2.5
88 30 23.5 2.5 2.5
223.5 76.2 59.9 6.4 6.4
84 36 25 2.5 2.5
213.4 91.4 63.5 6.4 6.4
97 36 25 2.5 2.5
246.4 91.4 63.5 6.4 6.4
99 42 26.5 2.5 2.5
251.5 106.7 67.3 6.4 6.4
106 42 26.5 2.5 2.5
269.2 106.7 67.3 6.4 6.4
101 48 28 3 3
256.5 121.9 71.1 6.4 6.4
86 54 29.5 3 3
218.4 137.2 74.9 6.4 6.4
118 54 29.5 3 3
299.7 137.2 74.9 6.4 6.4
150 54 29.5 3 3
381 137.2 74.9 6.4 6.4
WIDTH
(C1)
WIDTH
(B1)
Domestic Hot Water Boilers
DIMENSIONS
HEIGHT
(D)
DIMENSIONS
INLET
HEIGHT (B2)
INLET SIZE GAS INLET
INLET SIZE OUTLET SIZE
HORIZONTAL STORAGE VESSEL DATA
MODEL
NUMBER
AJH-200
AJH-350
AJH-400
AJH-500T
AJH-500
AJH-750
AJH-1000
For Technical Information and Automated Fax Service, call 800-527-1953. A. O. Smith Corporation reserves the right to make product changes or improvements without prior notice.
June 2011R
INCHES
OR
CM
Inches
CM
Inches
CM
Inches
CM
Inches
CM
Inches
CM
Inches
CM
Inches
CM
LENGTH
(A1)
77 59 36 41 15 2.5 2.5
195.6 149.9 91.4 104.1 38.1 6.4 6.4
93 72.5 42 47 14 2.5 2.5
236.2 184.2 106.7 119.4 35.6 6.4 6.4
99 42 47 14 3 3
251.5 201.9 106.7 119.4 35.6 7.6 7.6
94 73 48 53 16 3 3
238.8 185.4 121.9 134.6 40.6 7.6 7.6
79 56.5 54 59 16 3 3
200.7 143.5 137.2 149.9 40.6 7.6 7.6
111 88.5 54 59 16 3 3
281.9 224.8 137.2 149.9 40.6 7.6 7.6
143 120.5 54 59 16 3 3
363.2 306.1 137.2 149.9 40.6 7.6 7.6
OUTLET DIM
(A2)
79.5
WIDTH
(B1)
www.hotwater.com
DIMENSIONS
HEIGHT
(B2)
INLET
HEIGHT (B3)
INLET
SIZE
OUTLET
SIZE
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®
Domestic Hot Water Boilers
Configuration H
Configuration P
Configuration V
The above are standard available configurations. Custom configurations designed to your specifications are available. Contact your local
A. O. Smith Sales Representative for assistance.
For Technical Information and Automated Fax Service, call 800-527-1953. A. O. Smith Corporation reserves the right to make product changes or improvements without prior notice.
June 2011R
www.hotwater.com
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®
Tank Type (A=Skid Mounted, J=Jacketed, V=Vertical, H= Horizontal)
Domestic Hot Water Boilers
TOTAL HOT WATER SUPPLY SYSTEM USING VF™ BOILERS
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
FACTORY START-UP INCLUDED
Required for activating warranty and assuring maximum operation performance. Contact your local representative or Authorized Start-Up Agent and
arrange for a FREE certifi ed setup.
CODE COMPLIANCE
Meets or exceeds the thermal effi ciency and standby loss requirements of the U. S. Department of Energy and current edition of ASHRAE/
IESNA 90.1
5 YEAR LIMITED WARRANTY ON HEAT EXCHANGER AND STORAGE TANK
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
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.
™
Water heater should incorporate the iCOMM
For Technical Information and Automated Fax Service, call 800-527-1953. A. O. Smith Corporation reserves the right to make product changes or improvements without prior notice.
June 2011R
www.hotwater.com
system for remote monitoring leak detection and fault alert.
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AOSDG25100
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