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Fedders FV95A054, FV95A072, FV95A090, FV95A108 manual

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Installation, Operation and Maintenance

HIGH EFFICIENCY

TWO STAGE VARIABLE SPEED

Please read the operating instructions and safety

precautions carefully and thoroughly before installing

and operating your furnace. Keep this manual in a

safe place for future reference.

USER’S INSTRUCTION GUIDE

INSTALLATION, OPERATION AND

MAINTENANCE MANUAL

Model

Serial Number

Date of Purchase

For future reference write down the model, serial

number, and date of purchase. Use these numbers in

any correspondence or service calls concerning your

furnace.

Keep these instructions for future reference.

CATEGORY I NATURAL GAS AND LP GAS

WARM AIR FURNACE

LOCATED AFTER PAGE 43 OF THIS

23-23-0508N-003

MODEL 77

FV95A054 FV95A072 <

FV95A090< FV95A108

Contents

Main Installation, Operation and Maintenance Table of Contents INTRODUCTION SAFETY Safety Rules: 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: INSTALLATION REQUIREMENTS SPECIFIC TO THE STATE OF MASSACHUSETTS FOR DIRECT VENT APPLIANCES. FURNACE SIZING INSPECTION / ACCESS PANEL AIR CONDITIONING Other Considerations: LOCATION of UNIT General FIGURE 2: DIMENSIONS TABLE 3: DIMENSIONS CLEARANCES TABLE 2: CLEARANCES TO COMBUSTIBLES DUCTWORK Ductwork Steps: Guide: INSTALLATION POSITIONS Instructions for Re-orienting Air Inducer FIGURE A : RIGHT INDUCER POSITION FIGURE B : LEFT INDUCER POSITION INSTALLATION POSITIONS Non-Suspended Installation Horizontal Suspended Installation Upflow Installation Downflow Installation WARNING Horizontal Left Installation Horizontal Right Installation Page Direct Venting Pipe Connections FURNACE VENTING Combustion Air Inlet Piping Definitions TABLE F RECOMMENDED AIR FILTER AREA (SQUARE INCHES), FOR DISPOSABLE AND PERMANENT TYPE FILTERS Exhaust Vent Piping Guidelines JOINING PIPE AND FITTINGS Direct Vent Piping Termination PIPE SIZE NUMBER OF 90 ELBOWS MAXIMUM ALLOWABLE STRAIGHT LENGTH OF EXHAUST OR INTAKE MODEL 054 072 090 108 TABLE 4: VENT LENGTHS- DIRECT/NON-DIRECT VENT LENGTHS Calculating Piping Length TERMINATION OF COMBUSTION AIR AND VENTILATION PIPE USING A CONCENTRIC VENTING KIT HORIZONTAL TERMINATION OF COMBUSTION AIR AND EXHAUST VENT VERTICAL TERMINATION OF COMBUSTION AIR AND EXHAUST VENT MULTIPLE VENTING NON-DIRECT VENT FURNACE INSTALLATIONS (USING INDOOR COMBUSTION AIR) Connecting a Non-Direct Vent to the Furnace Canadian Installations US Installations family dwellings and serves both dwellings installation instructions." Other Then Direct Vent Terminal Clearances Canadian Installations US Installations *** A vent shall not terminate directly above a sidewalk or paved driveway that is located between two single family dwellings and serves both dwellings Direct Vent Terminal Clearances CONDENSATE DRAINS Page CONDENSATE NEUTRALIZERS CONDENSATE DRAIN INSTALLATION GAS SUPPLY Gas Piping Leak Testing CONVERSIONS High Altitude Natural to L.P.Gas L.P . to Natural Gas Conversion Steps For USA HIGH ALTITUDE SPECIFICATIONS For- CANADA HIGH ALTITUDE SPECIFICATIONS SETTING THE MANIFOLD (Outlet) GAS PRESSURE SETTING THE SUPPLY GAS PRESSURE Low Voltage Wiring Thermostat ELECTRICAL SPECIFICATIONS USE COPPER CONDUCTORS ONLY Furnace Connection THERMOSTAT LOCATION DEHUMIDIFICATION OPTION AIRFLOW START UP PROCEDURES ToStart The Furnace: Sequence if the furnace does not light up or detect flame: Checking Furnace Input Heating Value of Gas X 3000 T Input = Bonnet Output 1.085 x T Airflow (CFM) = AIRFLOW Calculating Airflow Circulating Air Blower And Temperature Rise Check Temperature Rise Check Heating Value of Gas X 3000 Time in Sec. or 1 cu. ft. ADJUST ADJUST (NORM) ( - ) 3.5 3.0 1.0 1.0 ADJUSTING BLOWER SPEEDS Cooling Mode Heating Mode WARNING How To Remove The Blower How To Install The Blower Air Filter Lubrication Off TABLE 8 Operating Tips Troubleshooting Page TABLE 9 TABLE 10 : GENERALTROUBLESHOOTING INTEGRATED FAN CONTROL 2. 3. Page TABLE OF CONTENTS Users Information Manual FURNACE COMPONENTS REGULATOR VENT FIGURE 2 GAS REGULATOR VENT GENERAL SAFETY RULES FURNACE OPERATION INFORMATION ToStart The Furnace: Furnace Shutdown Procedure MAINTENANCE Lubrication Routine Examination Replacing Air Filter FIGURE 4 AIR FILTER Sequence Of Operation Variations IMPORTANT: