Carrier INDUCED COMBUSTION 58YAV Manuals

58YAV Induced-Combustion Furnaces Service and Maintenance Instructions For Sizes 070-155, Series 101 NOTE: Read the entire instruction manual before performing any service or maintenance. Index Page SAFETY CONSIDERATIONS.....................................................1 ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS PROCEDURE...........................................................................2 CARE AND MAINTENANCE................................................2-10 Air Filter Arrangement..........................................................2-3 Blower Motor and Wheel.........................................................3 Cleaning Heat Exchanger......................................................3-4 Electrical Controls and Wiring.................................................5 Troubleshooting...................................................................5-10 Unit Wiring Diagram................................................................7 Troubleshooting Guide..........................................................8-9 Service Label ..........................................................................10 SAFETY CONSIDERATIONS Installing and servicing heating equipment can be hazardous due to gas and electrical components. Only trained and qualified person- nel should install, repair, or service heating equipment. Untrained personnel can perform basic maintenance functions such as cleaning and replacing air filters. All other operations must be performed by trained service personnel. When working on heating equipment, observe precautions in the literature, on tags, and on labels attached to or shipped with the unit and other safety precautions that may apply. Follow all safety codes. In the United States, follow all safety codes including the National Fuel Gas Code (NFGC) NFPA 54-1996/ANSI Z223.1-1996. In Canada, refer to the current edition of the National Standard of Canada CAN/CGA-B149.1- and .2-M95 Natural Gas and Propane Installation Codes (NSC- NGPIC). Wear safety glasses and work gloves. Have fire extin- guisher available during start-up and adjustment procedures and service calls. Recognize safety information. This is the safety-alert symbol . When you see this symbol on the furnace and in instructions or manuals, be alert to the potential for personal injury. Understand the signal words DANGER, WARNING, and CAU- TION. These words are used with the safety-alert symbol. DAN- GER identifies the most serious hazards which will result in severe personal injury or death. WARNING signifies a hazard which could result in personal injury or death. CAUTION is used to identify unsafe practices which would result in minor personal injury or product and property damage. NOTE is used to highlight suggestions which will result in enhanced installation, reliability, or operation. The ability to properly perform maintenance on this equip- ment requires certain expertise, mechanical skills, tools, and equipment. If you do not possess these, do not attempt to perform any maintenance on this equipment other than those procedures recommended in the User’s Manual. FAILURE TO FOLLOW THIS WARNING COULD RESULT IN POSSIBLE DAMAGE TO THIS EQUIPMENT, SERIOUS PERSONAL INJURY, OR DEATH. ama ® CANADIAN GAS ASSOCIATION A PPROVED R Fig. 1—Model 58YAV Upflow Furnace A94085 Visit www.carrier.com Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Book 1 4 Tab 6a 8a PC 101 Catalog No. 565-825 Printed in U.S.A. Form 58YAV-1SM 996 Pg 1 7-96 Replaces: New

WARNING: If the information in this manual� is not followed exactly, a fire or explosion may� result causing property damge, personal in-� jury or loss of life. Do not store or use gasoline or other� flammable vapors and liquids in the� vicinity of this or any other appliance. WHAT TO DO IF YOU SMELL GAS: • Do not try to light any appliance. • Do not touch any eletrical switch; do not use any phone in your building. • Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions. • If you cannot reach your gas supplier,� call the fire department. Installation and service must be perform-� ed by a qualified installer, service agency or the gas supplier. ® HEATING & COOLING

WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damge, personal in- jury or loss of life. Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. WHAT TO DO IF YOU SMELL GAS: • Do not try to light any appliance. • Do not touch any eletrical switch; do not use any phone in your building. • Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions. • If you cannot reach your gas supplier, call the fire department. Installation and service must be perform- ed by a qualified installer, service agency or the gas supplier. ® HEATING & COOLING