Fedders F80A - Manual

Fedders F80A

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Table of Contents:

  • Page 2 – INTRODUCTION; Furnace; SAFETY
  • Page 3 – WARM AIR FURNACE; DANGER
  • Page 4 – FURNACE SIZING; LOCATION of UNIT
  • Page 5 – INSTALLATION POSITIONS; WARNING
  • Page 6 – CLEARANCES; TABLE 2: CLEARANCES TO COMBUSTIBLES; 4 inches required for service
  • Page 7 – DUCTWORK; Refrigeration and Air Conditioning Engineers); Ensure that there is adequate space and accessibility for
  • Page 8 – DETERMING COMBUSTION AIR
  • Page 9 – FURNACE VENTING; DEFINITIONS; solutions used in hair dressing salons
  • Page 11 – VENT CONNECTOR
  • Page 12 – Figure 8: Vent Termination; FIGURE 7: DEDICATED VENTING
  • Page 13 – GAS SUPPLY; EXISTING VENT CONSIDERATIONS
  • Page 14 – CONVERSIONS; HIGH ALTITUDE; Unfasten the ground joint union between the gas valve and
  • Page 15 – TABLE 6: AIRFLOW SPECIFICATIONS
  • Page 16 – ELECTRICAL SPECIFICATIONS
  • Page 17 – CAUTION
  • Page 18 – START UP PROCEDURES; TO START THE FURNACE:; SEQUENCE OF OPERATION
  • Page 19 – CHECKING FURNACE INPUT; Input; TEMPERATURE RISE CHECK
  • Page 20 – AIRFLOW; CALCULATING AIRFLOW
  • Page 21 – MAINTENANCE
  • Page 22 – Determine that the temperature rise falls within the; Always verify proper operation after servicing.; ACCESSORIES
  • Page 23 – TROUBLESHOOTING
  • Page 27 – User’s Information Manual; FURNACE OPERATION INFORMATION; FIRE OR EXPLOSION HAZARD; TABLE OF CONTENTS
  • Page 28 – GENERAL SAFETY RULES
  • Page 29 – Gas Valve Control
  • Page 30 – AIR FILTER; Check the furnace for obvious signs of deterioration.; FURNACE APPEARANCE
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Installation, Operation and Maintenance

MODEL F80A

CATEGORY I NATURAL GAS AND LP GAS
MID EFFICIENCY WARM AIR FURNACE

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.

23-23-0427N-006

INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . .1

SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

CODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

FURNACE SIZING . . . . . . . . . . . . . . . . . . . . . .3

LOCATION of UNIT . . . . . . . . . . . . . . . . . . . .3

INSTALLATION POSITIONS . . . . . . . . . . . . . . .4

AIR CONDITIONING . . . . . . . . . . . . . . . . . . . .4

INSPECTION/ACCESS PANEL . . . . . . . . . . . . .4

CLEARANCES . . . . . . . . . . . . . . . . . . . . . . . . .5

DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . .5

DUCTWORK . . . . . . . . . . . . . . . . . . . . . . . . . .6

DETERMING COMBUSTION AIR . . . . . . . . . .7

FURNACE VENTING . . . . . . . . . . . . . . . . . . . .8

GAS SUPPLY . . . . . . . . . . . . . . . . . . . . . . . . .12

CONVERSIONS . . . . . . . . . . . . . . . . . . . . . . .13

HIGH ALTITUDE & AIRFLOW

SPECIFICATION TABLES . . . . . . . . . . . . . . . .14

ELECTRICAL SPECIFICATIONS . . . . . . . . . . .15

START UP PROCEDURES/

SEQUENCE OF OPERATION . . . . . . . . . . . . .17

AIR FLOW . . . . . . . . . . . . . . . . . . . . . . . . . . .19

ADJUSTING BLOWER SPEEDS . . . . . . . . . . .19

MAINTENANCE . . . . . . . . . . . . . . . . . . . . . .20

TROUBLESHOOTING . . . . . . . . . . . . . . . . . .21

WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . .25

TABLE OF CONTENTS

USER’S INSTRUCTION GUIDE
LOCATED AFTER PAGE 25 OF THIS
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.

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Summary

Page 2 - INTRODUCTION; Furnace; SAFETY

1 MODEL F80A INTRODUCTION This gas fired midefficiency (non-condensing) furnace is anup flow, counterflow or horizontal flow warm air furnacesuitable for residential and light commercial heatingapplications from 35,000 to 135,000 BTU/Hr. This appliance is a CGA / AGA design certified as a Category I...

Page 3 - WARM AIR FURNACE; DANGER

2 WARM AIR FURNACE DANGER WHAT TO DO IF YOU SMELL GAS: • DO NOT TRY TO LIGHT ANY APPLIANCE • DO NOT TOUCH ANY ELECTRICAL SWITCH; DO NOT USE ANY PHONE IN YOUR BUILDING • IMMEDIATELY CALL YOUR GAS SUPPLIER FROM A NEIGHBOR’S PHONE, OR A CELLULAR PHONE FROM ALOCATION WELL AWAY FROM THE BUILDING.FOLLOW T...

Page 4 - FURNACE SIZING; LOCATION of UNIT

3 MODEL F80A FURNACE SIZING The maximum hourly heat loss for each heated space shallbe calculated in accordance with the procedures describedin Manual J titled, "Load Calculation" published by the AirConditioning Contractors of America, or by any othermethod which is suitable for local condi...

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