American Dryer Corp MLG31PCB installation manual Typical GAS Connections

3.Piping/Connections

ALL components/materials must conform to National Fuel Gas Code Specifications ANSI Z223.1-LATEST EDITION, or in Canada, CAN/CGA-B149.1-M91 (Natural Gas) or CAN/CGA-B149.2-M91 (Liquid Propane [L.P.] Gas) or LATEST EDITION (for General Installation and Gas Plumbing), as well as local codes and ordinances and must be done by a qualified professional. It is important that gas pressure regulators meet applicable pressure requirements, and that gas meters be rated for the total amount of ALL the appliance Btu being supplied.

The dryer is provided with two (2) 1/2” N.P.T. inlet pipe connections (one [1] for each basket [tumbler]) at the rear of the dryer. If a separate feed is provided for each basket (tumbler) from the main supply line (header), then a 1/2” (12.7 mm) line connection is sufficient. However, if the top and bottom basket (tumbler) connections are connected together, the supply from the header must be increased to 3/4-inch (19.05 mm). An optional piping kit is available from the factory as illustrated below and on page 39. It is recommended that a gas shutoff valve be provided to the gas supply line of each dryer for ease in servicing.

TYPICAL GAS CONNECTIONS

IMPORTANT: When plumbing upper and lower baskets (tumblers) together, as illustrated above, supply connection must be a minimum of 3/4” (19.05 mm).

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