A.O. Smith VWT-500 Boiler User Manual


 
Commercial Gas Boilers
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