From inside (document excerpt):
58VMR Multipoise Oil Furnace Visit www.carrier.com Installation, Start-Up, and Operating Instructions For Input Capacities of 70,000–154,000; Series 110 NOTE: Read the entire instruction manual before starting the installation. TABLE OF CONTENTS SAFETY CONDSIDERATIONS 1 INTRODUCTION 2 LOCATION 3 General 3 Location Relative to Cooling Equipment 3 INSTALLATION .4 Air for Combustion and Ventilation 4 General 4 Unconfined Space .4 Confined Space .5 All Air from Inside the Structure .5 All Air from Outside of Structure 5 Duct Work Recommendations 5 Venting .6 Oil Burner 6 Oil Connections .6 Barometric Draft Control 7 Electrical Connections .7 Filters .7 Horizontal or Downflow Installation 7 START-UP, ADJUSTMENT, AND SAFETY CHECKOUT 10 Operational Checkout .10 Combustion Check 10 Fan Adjustment Check .12 Limit Control Check .12 For Year-Round Air Conditioning .12 Heating 12 Cooling 12 MAINTENANCE .12 General 13 Oil Burner .14 Heat Exchanger and Flue Pipe .15 Blower Removal .15 SAFETY CONDSIDERATIONS FOR YOUR SAFETY DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE.
DO NOT ATTEMPT TO START THE BURNER WHEN EXCESS OIL HAS ACCUMULATED, WHEN THE FURNACE IS FULL OF VAPOR, OR WHEN THE COMBUSTION CHAMBER IS VERY HOT. UNIT RELIABILITY HAZARD These instructions are intended to be used by qualified personnel who have been trained in installing this type of furnace. Installation of this furnace by an unqualified person may lead to equipment damage and/or a hazardous condition which may lead to bodily harm. A97247 Fig. 1–58VMR Multipoise Oil Furnace CARBON MONOXIDE POISONING, FIRE, EXPLOSION HAZARD Failure to follow this warning could lead to sooting, fire, explosion, and/or severe bodily harm. For use with grade 1 or 2 fuel oil. Do not use gasoline, crankcase oil, or any oil containing gasoline! FIRE HAZARD Failure to follow this caution may result in fire and property damage. Never burn garbage or paper in the heating system and never leave rags, paper, or any flammable items around the unit. 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. 535-80152 Printed in U.S.A. Form 58VMR-1SI Pg 1 10-04 Replaces: NEW Tab 6a 8a A TOP KNOCK-OUT FOR J DIAM VENT 19 20 3 E G KNOCK-OUT BOTH SIDES FOR J DIAM VENT 19 PULL VENT CONN C B OIL INLET (BOTH SIDES) 2 D L H ELECTRICAL CONNECTIONS (BOTH SIDES) .88 DIAM TYP 20 F K A98037 DIMENSIONS (IN.)