Carrier 58MTA 2SM Gas Furnace Owners Manual

58MTA Deluxe 4-Way Multipoise Variable-Capacity Direct-Vent Condensing Gas Furnace Visit www.carrier.com Service and Maintenance Instructions For Sizes 060-120, Series 100 NOTE: Read the entire instruction manual before starting the installation. This symbol indicates a change since the last issue. EFFICIENCY RATING CERTIFIED Ca rr ier Cor pora ti on CERTIFIED SO 900 E R E D F8 3 1 #A28 REGISTERED QUALITY SYSTEM A93040 TABLE OF CONTENTS SAFETY CONSIDERATIONS .1 INTRODUCTION 2 ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS 2 CARE AND MAINTENANCE .2 Cleaning and/or Replacing Air Filter .3 Blower Motor and Wheel Maintenance .3 Cleaning Burners 5 Cleaning Heat Exchangers 5 Primary Heat Exchangers 5 Secondary Heat Exchangers 7 Flushing Collector Box and Drainage System 7 Servicing Hot Surface Ignitor 8 Electrical Controls and Wiring .8 Checking Heat Tape Operation (If Applicable) 9 Winterizing 9 WIRING DIAGRAM .9 TROUBLESHOOTING .9 Status Codes 9 Component Test 10 SAFETY CONSIDERATIONS Installing and servicing heating equipment can be hazardous due to gas and electrical components.

Only trained and qualified personnel 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. A92496 Fig. 1–Multipoise Furnace in Upflow Orientation Follow all safety codes. In the United States, follow all safety codes including the National Fuel Gas Code (NFGC) NFPA 54-1999/ANSI Z223.1-1999 and the Installation Standards, Warm Air Heating and Air Conditioning Systems (NFPA 90B) ANSI/NFPA 90B. In Canada, refer to the CAN/CGA-B/49.1- and Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Book 1 4 PC 101 Catalog No. 535-80048 Printed in U.S.A. Form 58MTA-2SM Pg 1 9-01 Replaces: 58MTA-1SM Tab 6a 8a IR ® REG I ST ® ·· M I .2-M00 National Standard of Canada, Natural Gas and Propane Installation Codes (NSCNGPIC). Wear safety glasses and work gloves. Have a fire extinguisher available during start-up and adjustment procedures and service calls. 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, CAUTION, and NOTE.