Bradfordwhite Piping Diagram Commercial Gas Two Water Heaters With Top Connections And Return Circulation Print User Manual

User Manual: Bradfordwhite Piping Diagram Commercial Gas Two Water Heaters With Top Connections And Return Circulation piping_diagram_commercial_gas_two_water_heaters_with_top_connections_and_return_circulation uploads wp-content bradfordwhitecorp :

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HOT WATER

SYSTEM

RETURN

WATER SUPPLY

SHUT OFF VALVE

BACK-FLOW

PREVENTER

EXPANSION TANK*

SHUT OFF VALVE

UNION

T&P RELIEF VALVE

DISCHARGE TUBE

FLUE

DAMPER

UNION

FLOOR DRAIN

FLOOR DRAIN

T&P RELIEF VALVE

DISCHARGE TUBE

FLUE DAMPER

UNION

SHUT OFF VALVE

SHUT OFF VALVE

SHUT OFF VALVE

CIRCULATOR

BACK-FLOW PREVENTER

SHUT OFF VALVE

SHUT OFF VALVE

UNION

CONTROL BOX

GAS VALVE

DRAIN OUTLET

CONTROL BOX

DRAIN OUTLET

GAS

VALVE

TWO COMMERCIAL

ATMOSPHERIC VENT

WITH RETURN CIRCULATION

THIS DRAWING SHOWS A SUGGESTED PIPING CONFIGURATION AND OTHER

DEVICES; CHECK WITH LOCAL CODES AND ORDINANCES FOR ADDITIONAL

REQUIREMENTS.

*EXPANSION TANK RECOMMENDED TO MINIMIZE ANY PRESSURE BUILD UP

IF THE WATER SUPPLY PIPING HAS A BACK-FLOW PREVENTER, CHECK

VALVE OR WATER METER WITH A CHECK VALVE.