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UPG PT9-DH User Manual

Two stage downflow/horizontal
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USER'S INFORMATION,

MAINTENANCE AND
SERVICE MANUAL
MODELS: PT9-DH / FC9T-DH / FL9T-DH
(Two Stage Downflow/Horizontal)
CONTACT INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
USER'S INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
FURNACE 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
Blower Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Air Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Removing Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Motor Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
SERVICE AND MAINTENANCE MANUAL . . . . . . . . . . . . . . . . . . . . . 5
SAFETY SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
FURNACE MAINTENANCE SECTION . . . . . . . . . . . . . . . . . . . . . . . 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 property 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
department.
- Installation and service must be performed by a
qualified installer, service agency or the gas sup-
plier.

TABLE OF CONTENTS

FURNACE CLEANING SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Burner Removal/Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Cleaning the Heat Exchanger . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Cleaning the Secondary Heat Exchanger . . . . . . . . . . . . . . . . . . .5
Cleaning the Vent / Air Intake System . . . . . . . . . . . . . . . . . . . . . .5
SEQUENCE OF OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
ADJUSTMENT OF FAN CONTROL SETTINGS . . . . . . . . . . . . . . . .6
Heating Indoor Fan Off Delay . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Continuous Blower: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
HOT SURFACE IGNITION SYSTEM . . . . . . . . . . . . . . . . . . . . . . . .7
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
FURNACE CONTROL DIAGNOSTICS . . . . . . . . . . . . . . . . . . . . . . .7
REPLACEMENT PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
REPLACEMENT PART CONTACT INFORMATION . . . . . . . . . . . . .12
WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
LIMITED WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
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
ISO 9001
Certified Quality
Management System
272360-UUM-A-0407

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Summary of Contents for UPG PT9-DH

  • Page 1: Table Of Contents

    EFFICIENCY RATING CERTIFIED SERVICE MANUAL ISO 9001 MODELS: PT9-DH / FC9T-DH / FL9T-DH Certified Quality Management System (Two Stage Downflow/Horizontal) TABLE OF CONTENTS CONTACT INFORMATION ....... . 1 FURNACE CLEANING SECTION .

  • Page 2: Instructions For Examining The Furnace Installation

    272360-UUM-A-0407 INSTRUCTIONS FOR EXAMINING THE FURNACE INSTALLATION VENT PIPE It is the owner’s responsibility to ensure that an annual inspection of the entire heating portion of the unit is made by a qualified service agency. CONTROL BLOWER BOARD Examine the heat exchanger, through a field installed access ACCESS panel located on the supply air plenum.

  • Page 3: How Your Gas Furnace Works

    272360-UUM-A-0407 HOW YOUR GAS FURNACE WORKS To Turn Off the Appliance: Your furnace is a very easy appliance to take for granted. Season after Set the thermostat to lowest setting. season, it sits there in your home, keeping you warm and comfortable. Turn off all electric power to the appliance if service is to be per- For this reason, you may never have given much thought to the way formed.

  • Page 4: Furnace User Maintenance

    272360-UUM-A-0407 FURNACE USER MAINTENANCE Follow the instructions “HOW TO CLEAN YOUR FURNACE’S FIL- TER”. Reverse the procedure to reinstall filters. Follow the operating instructions to place appliance in operation. Before proceeding, be sure the area is well ventilated. Turn TABLE 1: Filter Sizes the thermostat OFF.

  • Page 5: Service And Maintenance Manual

    272360-UUM-A-0407 SECTION II: SERVICE AND MAINTENANCE Remove burners from the burner assembly. MANUAL Burners may be cleaned by rinsing in hot water. SAFETY SECTION Reassemble the burners in the reverse order. Cleaning the Heat Exchanger The following safety rules must be followed when servicing the furnace.

  • Page 6: Sequence Of Operation

    272360-UUM-A-0407 SEQUENCE OF OPERATION • The Inducer Motor is de-energized after a 15 second Post Purge and the Hum terminal is de-energized. The following describes the sequence of operation of the furnace. Refer • The ‘Fan Off Delay’ circuit is initiated. The Delay time can be to Figure 1 for component location.

  • Page 7: Continuous Blower

    Do not try to repair controls. Replace defective controls caused by a number of problems: faulty inducer, blocked vent pipe, bro- with UPG Source 1 Parts. ken pressure switch hose or faulty pressure switch. Never adjust pressure switch to allow furnace operation.

  • Page 8: Diagnostic Fault Code Storage And Retrieval

    272360-UUM-A-0407 5 RED FLASHES: This fault is indicated if the normally closed contacts NOTE: If a flame is detected the control flashes the LED for 1/8 of a second and then enters a flame stabilization period. in the rollout switch opens. The rollout control is manually reset. If it has opened, check for proper combustion air, proper inducer operation, and IGNITION CONTROL primary heat exchanger failure or burner problem.
  • Page 9 272360-UUM-A-0407 W2 SIGNAL HIGH INDUCER HIGH STAGE PRESSURE SWITCH AND 2ND STAGE MAIN VALVE CIRCULATOR HIGH HIGH HEAT SPEED HEAT DELAY 30 SEC. CALL HIGH HEAT AFTER LOW HEAT IS ESTABLISHED 2ND STAGE CLOSED HIGH LIMIT OPEN W1 SIGNAL INDUCER CLOSED LOW STAGE PRESSURE...

  • Page 10: Replacement Parts List

    272360-UUM-A-0407 SECTION III: REPLACEMENT PARTS LIST 50,51 Unitary Products Group...
  • Page 11 272360-UUM-A-0407 ITEM DESCRIPTION ITEM DESCRIPTION MISCELLANEOUS MOTOR FILTER, AIR (.75 X 14 X 20) MOTOR, DIRECT DRIVE BLOWER RESTRICTOR, COMBUSTION BLWR MOTOR, INDUCER ASSY GASKET, COMBUSTION BLOWER ELECTRICAL GASKET, CONDENSATE PAN CAPACITOR GASKET, CONDENSING COIL SWITCH, LIMIT (INDUCER) GASKET, GAS CONTROLS CONTROL, HIGH LIMIT GASKET, UPPER COND.

  • Page 12: Replacement Part Contact Information

    272360-UUM-A-0407 TABLE 2: Field Installed Accessories - Non Electrical MODEL NO. DESCRIPTION USED WITH 1NP0347 PROPANE (LP) CONVERSION KIT ALL MODELS 1CT0302 CONCENTRIC INTAKE/VENT 2” 60, 80, 100 INPUT MBH 1CT0303 CONCENTRIC INTAKE/VENT 3” 100, 120 MBH 1PS0507 60/1200 1PS0508 80/1200 HIGH ALTITUDE PRESSURE SWITCH KIT 1PS0509...

  • Page 13: Wiring Diagram

    272360-UUM-A-0407 SECTION IV: WIRING DIAGRAM FIGURE 9: Wiring Diagram Unitary Products Group...
  • Page 14 272360-UUM-A-0407 NOTES Unitary Products Group...
  • Page 15 272360-UUM-A-0407 NOTES Unitary Products Group...

  • Page 16: Limited Warranty

    Limited Warranty UPG warrants this product to be free from defects in factory workmanship and material under normal use and service and will, at its option, repair or replace any parts that prove to have such defects according to the terms outlined on this warranty. This warranty covers only the equipment described by the Product Model Number and Serial Number listed on the Warranty Registration Card.

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Fc9t-dhFl9t-dh

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