Carrier 58MCA 9PD Gas Furnace Owners Manual

Product Data 58MCA 4-Way Multipoise Fixed-Capacity Direct-Vent Condensing Gas Furnace Series 140 Input Capacities: 40,000 thru 138,000 Btuh High Efficiency and Flexibility Designed to Meet the Needs of New Homes The model 58MCA combines high efficiency with flexibility to meet the changing needs of new home construction. The unique 4-way, multipoise design of the 58MCA allows for installation in upflow, downflow, horizontal left, and horizontal right orientations, meaning it is perfect for a variety of installation applications.

With the exception of the 140 size unit, all sizes of the 58MCA can be installed in a manufactured (mobile) home when the optional kit is used. The furnace is factory configured for upflow application but can easily be made ready for downflow or horizontal installation. Horizontal applications offer the advantage of reduced space requirements by locating the furnace in an attic or crawlspace, freeing space formerly dedicated to a furnace or utility room. The 58MCA is specifically designed to meet the needs of home builders and new home owners. Home builders benefit from the 58MCA’s unmatched flexibility and by building a reputation of using quality appliances in homes. Home owners benefit by energy savings from 1 of the most important home appliances. The components of the 58MCA represent the finest in the industry. Hot surface ignition (HSI) and a control center provide reliable and efficient ignition. The combustion inducer is unique in that efficient operation is achieved in any type of 1998 Carrier Corporation Form 58MCA-9PD installation. Standard 2-in. PVC pipe connects the combustion-air and vent pipes to the furnace. The primary and secondary heat exchangers are backed by a 25-year Limited Warranty. The 58MCA is a standard part of a quality-built new home. This highefficiency furnace will provide years of quality service to home builders and home owners alike. As with other Carrier furnaces, this model is designed to work as a part of the total home comfort system which includes elements for cooling, air cleaning, humidification, ventilation, and zoning. 58MCA FEATURES/ BENEFITS Casing–One piece, seamless wraparound construction of prepainted galvanized steel resists corrosion. Certifications–The 58MCA units are A.G.A. and C.G.A. design certified for use with natural and propane gases. The furnace is factory- shipped for use with natural gas. An A.G.A./C.G.A. listed gas conversion kit is required to convert furnace for use with propane gas. The efficiency is GAMA efficiency rating certified. The 58MCA meets California Air Quality Management District emission requirements. Except for the 140 size unit, all sizes of the 58MCA can be installed in a manufactured (mobile) home when the optional kit is used. Warranties–25-year Limited Warranty on the heat exchangers. One-year Warranty on entire unit. Contact your dealer for details. Combustion Products Venting–The combustion-air and vent pipes can terminate through a side wall or through the roof when used with a factoryauthorized vent termination kit. Hot Surface Ignitor–No pilot flame to waste gas or cause ignition problems. Insulation–Foil-faced insulation in heat exchanger section of the casing minimizes heat loss.