Lennox/Armstrong/Concord and Ducane BCS3M42-1 Parts

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February 10, 2017Technical Hot and Cold

Part Number	Part Description	Part Link
49L25	Thermal Expansion Valve	View Lennox Part # 49L25
56J20	Thermal Expansion Valve	View Lennox Part # 56J20
38M45	Transformer	View Lennox Part # 38M45