Fedders F80A dimensions

Contents

Main Installation, Operation and Maintenance MODEL F80A Keep these instructions for future reference. CATEGORY I NATURAL GAS AND LP GAS MID EFFICIENCY WARM AIR FURNACE TABLE OF CONTENTS INTRODUCTION SAFETY RULES: SAFETY WHAT TO DO IF YOU SMELL GAS: CODES: This furnace must be installed: Electrical connections must be made in accordance with: Codes and additional information may be obtained from: FURNACE SIZING LOCATION of UNIT GENERAL: OTHER CONSIDERATIONS: UPFLOW INSTALLATION COUNTERFLOW INSTALLATION FIGURE 1: SUSPENDED INSTALLATION INSTALLATION POSITIONS NONSUSPENDED INSTALLATION SUSPENDED INSTALLATION FIGURE 2: DIMENSIONS TABLE 3: DIMENSIONS CLEARANCES IMPORTANT: TABLE 2: CLEARANCES TO COMBUSTIBLES DUCTWORK STEPS: DUCTWORK NOTE: GUIDE: MODEL F80A CASE 1: FURNACE LOCATED IN AN UNCONFINED SPACE CASE 2: FURNACE LOCATED IN A CONFINED SPACE DETERMING COMBUSTION AIR NOTE: If using grilles to cover the two openings, factor in CASE 3: FURNACE LOCATED IN A CONFINED SPACE, OUTDOOR AIR FROM ATTIC OR CRAWL SPACE FURNACE VENTING DEFINITIONS DESIGN CONSIDERATIONS VENT SIZING VENT INSTALLATION FIGURE 4B: LEFT INDUCER POSITION INDUCER BLOWER INSTALLATION FIGURE 4A: RIGHT INDUCER POSITION VENT CONNECTOR INDUCER ROTATION STEPS ON 35-2, 50-3 (See Figures 5A and 5B below) FIGURE 5A: LEFT INDUCER POSITION (35-2, 50-3) FIGURE 5B: RIGHT INDUCER POSITION (35-2, 50-3) TABLE 4: PRESSURE SWITCH TUBING LENGTH FOR RIGHT INDUCER POSITION (IN INCHES) VENT TERMINATION DEDICATED VENTING Figure 8: Vent Termination FIGURE 7: DEDICATED VENTING FIGURE 6: VENT TERMINATION GAS SUPPLY EXISTING VENT CONSIDERATIONS GAS PIPING CONVERSIONS HIGH ALTITUDE LEAK TESTING PURGING GAS LINES NATURAL TO L.P. GAS L.P. TO NATURAL GAS TABLE 6: AIRFLOW SPECIFICATIONS TABLE 4: HIGH ALTITUDE SPECIFICATIONS - USA TABLE 5: HIGH ALTITUDE SPECIFICATIONS - CANADA SETTING THE MANIFOLD (Outlet) GAS PRESSURE (F92-1003 36G Valve Pressure Check Kit) Figure 8: White-Rodgers Gas valve ELECTRICAL SPECIFICATIONS THERMOSTAT LOCATION FURNACE CONNECTION IMPORTANT: USE COPPER CONDUCTORS ONLY LOW VOLTAGE WIRING THERMOSTAT START UP PROCEDURES TO START THE FURNACE: TO SHUT DOWN THE FURNACE: Sequence if the furnace does not light up or detect flame: SEQUENCE OF OPERATION Figure 10: Piggyback Connector CHECKING FURNACE INPUT Input Heating Value of Gas 3600 Time in Sec. for 1 cu. ft =X TEMPERATURE RISE CHECK ADJUSTING BLOWER SPEEDS HOW TO REMOVE THE BLOWER HOW TO INSTALL THE BLOWER SETTING BLOWER "OFF" TIMINGS Figure 11: 50A55-250 Dip Switch Settings MAINTENANCE AIR FILTER LUBRICATION VENT CONNECTOR OPERATING TIPS INDUCED BLOWER CIRCULATING FAN ELECTRICAL FURNACE OPERATION ACCESSORIES FIELD SUPPLIED AND INSTALLED OPTIONAL ACCESSORIES ELECTRONIC AIR CLEANER TROUBLESHOOTING SEQUENCE OF OPERATION: WHITE RODGERS INTEGRATED FURNACE CONTROL WITH WHITE RODGERS 36G22 GAS VALVE Page Page Page Users Information Manual MODEL F80A SERIES GAS-FIRED WARM AIR FURNACE TABLE OF CONTENTS FURNACE COMPONENTS REGULATOR VENT Figure 1: Furnace Components Figure 2: Gas Regulator Vent GENERAL SAFETY RULES FURNACE OPERATION INFORMATION TOSTART THE FURNACE: FURNACE SHUTDOWN PROCEDURE Figure 3 MAINTENANCE AIR FILTER Figure 4: Air Filter LUBRICATION ROUTINE EXAMINATION FURNACE APPEARANCE SEQUENCE OF OPERATION VARIATIONS IMPORTANT