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A.O. Smith HW-420 Commercial Hot Water Supply, Boiler, Natural Gas, Burkay Conservationist Copper Heat Exchanger, 420,000 BTU Input

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$5,743.70
UPC:  718426019253
Model #:  HW-420
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A.O. Smith HW-420 Commercial Hot Water Supply, Boiler, Natural Gas, Burkay Conservationist Copper Heat Exchanger, 420,000 BTU Input

High efficiency and Burkay reliability! Conservationist Burkay gas boilers are designed for indoor use in installations requiring higher inputs (up to 670,000 Btu). They're rust-proof because water comes in contact with nothing but copper, brass or bronze. And the Burkay burner features a patented design that maximizes combustion efficiency.

A.O. Smith HW-420 Commercial Hot Water Supply, Boiler, Natural Gas, Burkay Conservationist Copper Heat Exchanger, 420,000 BTU Input Features:
• Step Opening Automatic Gas Valve
• Safety Pilot Valve
• Gas Pressure Regulator
• Main Gas Shut Off
• Thermal Balancer
• Adjustable Limit Control

A.O. Smith HW-420 Commercial Hot Water Supply, Boiler, Natural Gas, Burkay Conservationist Copper Heat Exchanger, 420,000 BTU Input Specifications:
• Height: 57-1/8"
• Type: Natural Gas (NG)
• Weight: 308 lbs
• Application: Commercial
• GPH at 100 Degrees Rise: 417
• Vent Size: 10"
• Water Connection: 1-1/2"
• BTU/HR Input: 420,000
Manufacturer: A.O. Smith
Model: HW-420
UPC: 718426019253 Shipping: Ground Only
Specifications Manual

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Q:we have 2 AO Smith HW-420 boilers and are having a lot of trouble with one of them,they kare appoximately 7 years old we are constantly fixing pin holes in the copper 90's in one of them and the other one seems to work fine. They have the same water and are tied to the same water system heating for the same facility side by side.Maindir | Thursday, November 8, 2012
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A:
For troubleshooting questions regarding the boiler we would recommend contacting the manufacturer directly. Thanks for the question.
Josh | Thursday, November 8, 2012
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