White Rodgers FG9 Manual

White rodgers maintenance and service manual gas furnance g9t, fg9

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USER'S INFORMATION,

MAINTENANCE AND
SERVICE MANUAL
MODELS: P*UR / G9T-UP / FG9-UP (Upflow)
CONTACT INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
USER'S INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
HOW YOUR GAS FURNACE WORKS . . . . . . . . . . . . . . . . . . . . . . 3
START-UP AND SHUTDOWN INSTRUCTIONS . . . . . . . . . . . . . . . 3
Operating Instructions: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
To Turn Off the Appliance: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
FURNACE USER MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . 4
SERVICE AND MAINTENANCE MANUAL . . . . . . . . . . . . . . . . . . . . . 4
SAFETY SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
FURNACE MAINTENANCE SECTION . . . . . . . . . . . . . . . . . . . . . . . 4
Air Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Removing Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Blower Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

CONTACT INFORMATION

• Go to website at www.york.com click on "contact", then click on "contact form" and follow the instructions.
• Contact us by mail:
The manufacturer recommends that the user read all sec-
tions of this manual and keep the manual for future refer-
ence.
FIRE OR EXPLOSION HAZARD - Failure to follow safety
warnings exactly could result in serious injury, death, or prop-
erty damage.
-
Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any other
appliance.
-
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
(including cell phone) in your building.
Leave the building immediately.
Immediately call your gas supplier from a neighbor's
phone. Follow the gas supplier's instructions.
If you cannot reach your gas supplier, call the fire depart-
ment.
-
Installation and service must be performed by a quali-
fied installer, service agency or the gas supplier.

TABLE OF CONTENTS

Motor Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
SEQUENCE OF OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Continuous Blower . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Intermittent Blower - Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Heating Cycle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Hot Surface Ignition System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
FURNACE CLEANING SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Burner Removal/Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Cleaning the Heat Exchanger . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Cleaning the Secondary Heat Exchanger . . . . . . . . . . . . . . . . . . .6
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
FURNACE CONTROL DIAGNOSTICS . . . . . . . . . . . . . . . . . . . . . . .7
REPLACEMENT PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
REPLACEMENT PART CONTACT INFORMATION . . . . . . . . . . . . .10
LIMITED WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
York International
Consumer Relations
5005 York Drive
Norman, OK 73069
SECTION I: USER'S INFORMATION

SAFETY

1.
The furnace area must be kept clear and free of combustible mate-
rials, gasoline and other flammable vapors and liquids.
2.
Insulating materials may be combustible. The furnace must be
kept free and clear of insulating materials. The furnace area must
be examined when installed in an attic or other insulated space or
when insulation is added to be sure that the insulation material has
been kept away from the furnace.
3.
The furnace needs air for combustion in order to operate properly
and safely. Do not block or obstruct air openings on the furnace,
air openings to the area where the furnace is installed, or spaces
around the furnace.
4.
Follow the instructions exactly as shown on the OPERATING
INSTRUCTION LABEL or the Start-up and Shutdown Instructions
on Page 3 of this manual when lighting the furnace or turning the
furnace off.
5.
Should the gas supply fail to shut off or if overheating occurs, shut
off the gas valve to the furnace before shutting off the electrical
supply.
6.
Do not use this furnace if any part has been under water. A flood-
damaged furnace is extremely dangerous. Attempts to use the fur-
nace can result in fire or explosion. A qualified service agency
should be contacted to inspect the furnace and replace all gas
controls, control system parts, electrical parts that have been wet
or the furnace if deemed necessary.
EFFICIENCY
RATING
CERTIFIED
This product was manufactured
in a plant whose quality system
is certified/registered as being
in conformity with ISO 9001.
035-19592-001 Rev. C (0204)

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Summary of Contents for White Rodgers FG9

  • Page 1: Table Of Contents

    SERVICE MANUAL MODELS: P*UR / G9T-UP / FG9-UP (Upflow) CONTACT INFORMATION ....... . 1 USER’S INFORMATION .
  • Page 2: Instructions For Examining The Furnace Installation

    035-19592-001 Rev. C (0204) BURNER BOX GAS VALVE PRESSURE SWITCH BLOWER FIGURE 1: Component Locations NEVER . . .Store flammable materials of any kind near your fur- nace. Gasoline, solvents, and other volatile liquids should be stored only in approved containers outside your home. These materials vaporize easily and are extremely dangerous.
  • Page 3: How Your Gas Furnace Works

    Refer to Figure 5. INLET WRENCH BOSS INLET PRESSURE ON/OFF PORT SWITCH FIGURE 4: Gas Valve - White Rodgers EXTERNAL MANUAL SHUTOFF VALVE TO GAS SUPPLY GROUND JOINT UNION MAY BE INSTALLED DROP INSIDE OR OUTSIDE UNIT. FIGURE 5: Gas Piping...
  • Page 4: Furnace User Maintenance

    035-19592-001 Rev. C (0204) FURNACE USER MAINTENANCE Before proceeding, be sure the area is well ventilated. Turn the thermostat OFF. If the blower is running, wait until it stops automatically. Turn OFF the gas and electrical power supplies to the furnace. Check all metal parts and surfaces to be sure they have cooled to room temperature before you begin.
  • Page 5: Blower Care

    035-19592-001 Rev. C (0204) TABLE 1: Filter Sizes Input / Output CFM (cm/m) BTU/H (kW) 40/37 (11.71/10.84) 1000 (28.32) 60/55/ (17.57/16.10) 1000 (28.32) 80/75/ (23.42/21.96) 1200 (33.98) 80/75/ (23.42/21.96) 1600 (45.31) 100/95 (29.28/27.82) 1400 (39.64) 100/95 (29.28/27.82) 2000 (56.63) 120/112/ (35.14/32.80) 2000 (56.63) 140/130/ (40.99/38.06) 2000 (56.63)
  • Page 6: Hot Surface Ignition System

    035-19592-001 Rev. C (0204) If the flame is not detected within 2 seconds of the gas valve opening, the gas valve is shut off and a retry operation begins. If the flame is lost for 2 seconds during the 10-second stabilization period, the gas valve is shut off and a retry operation begins.
  • Page 7: Furnace Control Diagnostics

    035-19592-001 Rev. C (0204) Never bypass pressure switch to allow furnace opera- tion. To do so will allow furnace to operate under poten- tially hazardous conditions. Do not try to repair controls. Replace defective controls with UPG Source 1 Parts. Never adjust pressure switch to allow furnace operation.
  • Page 8: Replacement Parts List

    035-19592-001 Rev. C (0204) SECTION III: REPLACEMENT PARTS LIST 8, 61 XFMR LINE XFMR LINE PARK PARK HEAT COOL 40, 42 Unitary Products Group...
  • Page 9 035-19592-001 Rev. C (0204) ITEM DESCRIPTION MOTOR MOTOR, DIRECT DRIVE BLOWER MOTOR,VENTOR ASS’Y ELECTRICAL CAPACITOR (7.5MFD/370V) CAPACITOR (10 MFD/370V) CAPACITOR, VENTOR CONTROL, HIGH LIMIT CONTROL, FLAME ROLL OUT CONTROL,FURNACE FUSE IGNITER SENSOR, FLAME SWITCH, AIR PRESSURE [LP] SWITCH, DOOR TRANSFORMER VALVE, GAS AIR MOVING CUTOFF,BLOWER...
  • Page 10: York Drive Norman, Ok

    NOTE: For one-stage cool or with sub-base 2TB17700424. System Switch: Cool-Off-Heat. Fan Switch: Auto-On. System Switch: Cool-Off-Heat. Fan Switch: Auto-On. Fan Switch. ALL G9T, FG9 MODELS THERMOSTAT- Heating/Cooling, One-stage heat/cool. Manual changeover. Unitary Products Group...
  • Page 11 035-19592-001 Rev. C (0204) SECTION IV: WIRING DIAGRAM FIGURE 9: Wiring Diagram Unitary Products Group...
  • Page 12: Limited Warranty

    FURNACE TYPE P*UR / G9T-UP FG9-UP UPG strongly recommends regular periodic preventative maintenance on this equipment. The person most familiar with the equipment in your HVAC system is a UPG dealer. The UPG dealer can ensure your maintenance program meets the conditions of the "UPG Warranty", maximize the efficiency of the equipment, and service your unit within the mandated guidelines with regard to unlawful discharge of refrigerants into the atmosphere.

This manual is also suitable for:

G9tP*urG9t-upFg9-up

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