58CMAMultipoiseOil FurnaceInstallation, Start-Up, and Operating InstructionsFor Input Capacities of 70,000—154,000; Series 110NOTE: Read the entire instruction manual before starting theinstallation.This symbol → indicates a change since last issue.INDEXPageSAFETY CONSIDERATIONS..................................................1-3Dimensional Drawing ...............................................................2Minimum Clearance to Combustibles......................................3INTRODUCTION ..........................................................................3LOCATION....................................................................................3General ......................................................................................3Location Relative to Cooling Equipment ................................3AIR FOR COMBUSTION AND VENTILATION...................4-5General ......................................................................................4Unconfined Space .....................................................................4Confined Space......................................................................4-5DUCT WORK RECOMMENDATIONS......................................5VENTING ......................................................................................5Vent System Inspection.........................................................5-6Masonry Chimneys ...................................................................6Factory-Built Chimneys............................................................6OIL BURNER ................................................................................6OIL CONNECTIONS ....................................................................6BAROMETRIC DRAFT CONTROL ...........................................6ELECTRICAL CONNECTIONS...............................................6-9115-v Wiring.............................................................................624-v Wiring...............................................................................9Accessories................................................................................9Wiring Diagram.................................................................... 7-8FILTERS ........................................................................................9START-UP, ADJUSTMENT, AND SAFETY CHECK.........9-11Operational Checkout ...............................................................9Combustion Check ..............................................................9-10Fan Adjustment Check ...........................................................10Limit Control Check...............................................................10For Year-Round Air Conditioning .........................................10Heating ....................................................................................10Cooling ....................................................................................10Constant Blower Switch .........................................................10MAINTENANCE....................................................................11-12General ....................................................................................11Oil Burner ...............................................................................11Heat Exchanger and Flue Pipe...............................................11Blower Removal .....................................................................12SAFETY CONSIDERATIONSFOR YOUR SAFETYDO NOT STORE OR USE GASOLINE OROTHER FLAMMABLE VAPORS AND LIQ-UIDS IN THE VICINITY OF THIS OR ANYOTHER APPLIANCE.DO NOT ATTEMPT TO START THE BURNERWHEN EXCESS OIL HAS ACCUMULATED,WHEN THE FURNACE IS FULL OF VAPOR,OR WHEN THE COMBUSTION CHAMBER ISVERY HOT.For use with grade 1 or 2 fuel oil. Do not use gasoline,crankcase oil, or any oil containing gasoline! Failure to followthis warning could lead to sooting, fire, explosion, and/orsevere bodily harm.Never burn garbage or paper in the heating system and neverleave rags, paper, or any flammable items around the unit.Fig. 1—58CMA Multipoise Oil FurnaceA97247Visit www.carrier.comManufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Book 1 4Tab 6a 8a PC 101 Catalog No. 535-892 Printed in U.S.A. Form 58CMA-2SI Pg 1 1-98 Replaces: 58CMA-1SI