Carrier 58MEB 03SM Gas Furnace Owners Manual

58MEB Deluxe 4 Way Multipoise Fixed Capacity Condensing Gas Furnace Service and Maintenance Instructions For Sizes 040– 120, Series 100 & 110 NOTE: Read the entire instruction manual before starting the installation. SAFETY CONSIDERATIONS 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 CAUTION. These words are used with the safety-alert symbol. DANGER 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 may 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. Installing and servicing heating equipment can be hazardous due to gas and electrical components. Only trained and qualified service agency personnel should install, repair, or service heating equipment. TABLE OF CONTENTS PAGE SAFETY CONSIDERATIONS . 1 GENERAL . 2 ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS. 2 CARE AND MAINTENANCE . 3 Cleaning and/or Replacing Air Filter 3 Blower Motor and Wheel Maintenance 4 Cleaning Burners . 6 Cleaning Heat Exchangers 7 Primary Heat Exchangers 7 Secondary Heat Exchangers 8 Flushing Collector Box and Drainage System . 8 Servicing Hot Surface Igniter 9 Electrical Controls and Wiring 11 Checking Heat Tape Operation (If Applicable) . 11 Winterizing 12 WIRING DIAGRAM 13 TROUBLESHOOTING 13 Status Codes . 13 Component Tests 13 ! WARNING ELECTRICAL SHOCK, FIRE, OR EXPLOSION HAZARD Failure to follow this warning could result in personal injury, death or property damage. The ability to properly perform maintenance on this equipment 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.