Carrier PG80MSU Installation, Start-Up, Operating And Service And Maintenance Instructions
Carrier PG80MSU Installation, Start-Up, Operating And Service And Maintenance Instructions

Carrier PG80MSU Installation, Start-Up, Operating And Service And Maintenance Instructions

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PG80MSU
80% AFUE, Single Stage, ECM Motor, Ultra Low NOx,
4-Way Multipoise, Non-Condensing, Gas Furnace
Installation, Start-up, Operating and Service and Maintenance
NOTE: Read the entire instruction manual before starting the
installation.
Approved for installations up to 5,400 feet (1646 meters)

TABLE OF CONTENTS

Table 1 - Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
CODES AND STANDARDS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
DURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
LOCATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
AIR FOR COMBUSTION AND VENTILATION . . . . . . . . . . . . . . 6
Table 2 - Minimum Free Area Required for Each Combustion Air
Opening or Duct to Outdoors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Table 3 - Minimum Space volumes for 100% combustion, Ventila-
tion, and Dilution from Indoors . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Table 4 - Opening Dimensions - In. (mm) . . . . . . . . . . . . . . . . . 10
FILTER ARRANGEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
AIR DUCTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
GAS PIPING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Table 5 - Maximum Capacity of Pipe* . . . . . . . . . . . . . . . . . . . . 13
ELECTRICAL CONNECTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Table 6 - Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
ACCESSORIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
VENTING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Table 7 - Combined Appliance Maximum Input Rating in Thousands
of BTUh per Hour . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Table 8 - Minimum Allowable Input Rating of Space-Heating Appli-
ance in Thousands of BTUh per Hour . . . . . . . . . . . . . . . . . . . . . 17
AIR DELIVERY - CFM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Table 9 - Air Delivery - CFM (with filter) . . . . . . . . . . . . . . . . . 20
Table 10 - Airflow Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Table 11 - System Status Display Codes. . . . . . . . . . . . . . . . . . . 21
Table 12 - Main Menu Options . . . . . . . . . . . . . . . . . . . . . . . . . . 22
SERVICE LABEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Table 13 - Test Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Table 14 - Altitude Derate Multiplier for U.S.A . . . . . . . . . . . . . 26
Table 15 - Gas Rate (Cu Ft./Hr.) . . . . . . . . . . . . . . . . . . . . . . . . . 26
Table 16 - Gas Valve Outlet Pressure for Gas Heat Values at Altitude
- 40,000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Table 17 - Gas Valve Outlet Pressure for Gas Heat Values at Altitude
- 60,000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Table 18 - Gas Valve Outlet Pressure for Gas Heat Values at Altitude
- 80,000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Table 19 - Gas Valve Outlet Pressure for Gas Heat Values at Altitude
Portions of the text and tables are reprinted from current edition of NFPA 54/ANSI Z223.1E, with permission of National Fire Protection Association,
Quincy, MA 02269 and American Gas Association, Washington DC 20001. This reprinted material is not the complete and official position of the
NFPA or ANSI on the referenced subject, which is represented only by the standard in its entirety.
Instructions
- 100,000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
SERVICE AND MAINTENANCE PROCEDURES. . . . . . . . . . . . 30
CARE AND MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Table 20 - Filter Size Information (In. / mm) . . . . . . . . . . . . . . . 31
SEQUENCE OF OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
PARTS REPLACEMENT INFORMATION GUIDE . . . . . . . . . . . 40
MODEL NOMENCLATURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
To learn more about this appliance and installation via a mobile device,
go to
https://www.payne.com/NFC
airflow tables or troubleshooting guide on your mobile device go to
mlctraining.com/training/techdocs/38/
CARBON MONOXIDE POISONING HAZARD
Failure to follow this warning could result in personal injury and/or
death.
Carbon Monoxide (CO) is a colorless, odorless, and tasteless poisonous
gas that can be fatal when inhaled. Follow all installation, maintenance,
and service instructions. See additional information below regarding
the installation of a CO Alarm.
Most states in the USA and jurisdictions in Canada have laws that
require the use of Carbon Monoxide (CO) alarms with fuel burning
products. Examples of fuel burning products are furnaces, boilers, space
heaters, generators, water heaters, stoves/ranges, clothes dryers,
fireplaces, incinerators, automobiles, and other internal combustion
engines. Even if there are no laws in your jurisdiction requiring a CO
Alarm, it's highly recommended that whenever any fuel burning product
is used in or around the home or business that the dwelling be equipped
with a CO Alarm(s). The Consumer Product Safety Commission
recommends the use of CO Alarm(s). The CO Alarm(s) must be
installed, operated, and maintained according to the CO Alarm
manufacturer's instructions. For more information about Carbon
Monoxide, local laws, or to purchase a CO Alarm online, please visit the
following website. https://www.kidde.com.
or use the QR code below. To access
or use the QR code below.
WARNING
!
A220949
A200103

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Table of Contents
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Summary of Contents for Carrier PG80MSU

  • Page 1: Table Of Contents

    PG80MSU 80% AFUE, Single Stage, ECM Motor, Ultra Low NOx, 4-Way Multipoise, Non-Condensing, Gas Furnace Installation, Start-up, Operating and Service and Maintenance Instructions NOTE: Read the entire instruction manual before starting the - 100,000 ......... . . 28 installation.
  • Page 2: Safety Considerations

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions A210783 Fig. 1 – Dimensional Drawing Table 1 – Dimensions VENT TOP FLUE BOTTOM SHIP WT. LB. FURNACE SIZE CABINET WIDTH OUTLET WIDTH CONNECTION COLLAR ONLY INLET WIDTH (KG) IN. (MM) IN.
  • Page 3 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions CAUTION CAUTION FURNACE RELIABILITY HAZARD CUT HAZARD Improper installation or misapplication of furnace may require Failure to follow this caution may result in personal injury. excessive servicing or cause premature component failure.
  • Page 4: Introduction

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions INTRODUCTION A221115 Fig. 4 – Return Air Temperature WARNING A220905 Fig. 2 – Clearances to Combustibles FIRE HAZARD Failure to follow this warning could result in personal injury, death and/or property damage.
  • Page 5: Codes And Standards

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions CODES AND STANDARDS 2. Firmly touch the clean, unpainted, metal surface of the furnace chassis which is close to the control. Firmly touch the clean, Follow all national and local codes and standards in addition to these unpainted, metal surface of the furnace chassis which is close to the instructions.
  • Page 6: Air For Combustion And Ventilation

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions • Chemical storage areas WARNING If air is exposed to the following substances, it should not be used for combustion air, and outdoor air may be required for combustion: CARBON MONOXIDE POISONING HAZARD •...
  • Page 7 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions 3. ONE OUTDOOR OPENING requires: a. 1 square inch of free area per 3,000 BTUh (734 mm2/kW) for combined input of all gas appliances in the space per Table 2 b. Not less than the sum of the areas of all vent connectors in the space.
  • Page 8: Installation

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions 1. Less than 0.40 ACH and between wall-ceiling joints, between wall panels, at penetrations for plumbing, electrical and gas lines, etc. 2. Equal to or greater than 0.10 ACH Combination of Indoor and Outdoor Air Infiltration rates greater than 0.60 ACH shall not be used.
  • Page 9 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions 1. Tilt or raise furnace and remove two screws holding bottom filler panel, see Fig. 2. Rotate bottom filler panel downward to release holding tabs. 3. Remove bottom closure panel. 4. Reinstall bottom filler panel and screws A89014 Fig.
  • Page 10 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions Table 4 – Opening Dimensions - In. (mm) FURNACE PLENUM OPENING FLOOR OPENING CASING APPLICATION WIDTH Upflow Applications on Combustible or Noncombustible Flooring 21-5/8 16-5/8 22-1/4 (subbase not required) (406) (549)
  • Page 11: Filter Arrangement

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions Secure ductwork with proper fasteners for type of ductwork used. Seal supply- and return-duct connections to furnace with code approved tape or duct sealer. NOTE: Flexible connections should be used between ductwork and furnace to prevent transmission of vibration.
  • Page 12: Gas Piping

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions A190346 Fig. 17 – Duct Flanges Downflow Furnaces A190366 Fig. 20 – Horizontal Return Air Configurations and Restrictions The return-air duct must be connected to return-air opening (bottom GAS PIPING inlet) as shown in Fig.
  • Page 13: Electrical Connections

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions 1. Gas supply connections MUST be performed by a licensed plumber gauge connection, MUST be installed immediately upstream of gas or gas fitter. supply connection to furnace and downstream of manual equipment shutoff valve.
  • Page 14 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions Field-supplied wiring shall conform with the limitations of 63°F (35°C) utility is sufficient to handle load imposed by this equipment. Refer to rise rating plate or Table 6 for equipment electrical specifications.
  • Page 15: Accessories

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions Electrical Connection to J-Box 6. Reinstall cover to J-Box. Do not pinch wires between cover and bracket. Electrical Box on Furnace Casing Side WARNING FIRE OR ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury, death, or property damage.
  • Page 16: Venting

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions 6. Do not vent this appliance into an unlined masonry chimney. Refer to Chimney Inspection Chart, Fig. A220965 Fig. 26 – Furnace Control VENTING The furnace shall be connected to a listed factory built chimney or vent, or a clay-tile lined masonry or concrete chimney.
  • Page 17 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions Exterior Masonry Chimney FAN + NAT Installations with Type-B WARNING Double Wall Vent Connectors ÓNFPA & AGA Table 7 – Combined Appliance Maximum Input Rating in CARBON MONOXIDE POISONING HAZARD Thousands of BTUh per Hour...
  • Page 18 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions the requirements of the equipment being installed and the may be rotated for other positions. Remove the 3 screws that secure vent authority having jurisdiction. elbow to furnace, rotate furnace vent elbow to position desired, reinstall screws.
  • Page 19 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions A03207 Fig. 32 – Downflow Application-Vent Elbow Left then Up A03208 Fig. 28 – Upflow Application-Vent Elbow Up A03215 Fig. 33 – Horizontal Left Application-Vent Elbow Up See NOTES following images.
  • Page 20: Air Delivery - Cfm

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions AIR DELIVERY - CFM Table 9 – Air Delivery - CFM (with filter) External Static Pressure (IN.W.C.) Unit Size Airflow Setting Default Setting Const. Fan Heating 1020 36040B 1080 1025 1140...
  • Page 21: Furnace Control Programming And Navigation

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions Table 9 – Air Delivery - CFM (with filter) (Continued) External Static Pressure (IN.W.C.) Unit Size Airflow Setting Default Setting Const. Fan 1035 1095 1000 1205 1125 1035 1290 1210 1125...
  • Page 22 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions Table 12 – Main Menu Options Display Operating Mode Faults code menu stores the 7 latest faults in memory. If no faults, None ( ) will be Last 7 faults that occurred displayed.
  • Page 23: Service Label

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions A221015 Fig. 34 – 3 Digit Display Flow Chart SERVICE LABEL A210782 Fig. 35 – Service Label Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
  • Page 24: Start-Up, Adjustment, And Safety Check

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions START-UP, ADJUSTMENT, AND SAFETY 1. Purge gas lines after all connections have been made. CHECK 2. Check gas lines for leaks. General WARNING WARNING ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury, or death.
  • Page 25: Wiring Diagram

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions WIRING DIAGRAM A210779 Fig. 36 – Wiring Diagram Adjustments CAUTION WARNING FURNACE DAMAGE HAZARD FIRE HAZARD Failure to follow this caution may result in reduced furnace life. Failure to follow this warning could result in injury, death and/or DO NOT redrill orifices.
  • Page 26 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions Table 14 – Altitude Derate Multiplier for U.S.A g. Remove regulator seal cap and turn regulator adjusting screw counterclockwise (out) to decrease input rate of clockwise (in) to PERCENT DERATE increase input rate.
  • Page 27 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions e. Multiply gas rate (cu ft./hr) by heating value (BTUh/cu ft.) to Table 17 – Gas Valve Outlet Pressure for Gas Heat Values at obtain input. Altitude - 60,000 If clocked rate does not match required input from Step 1, increase gas...
  • Page 28 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions Table 18 – Gas Valve Outlet Pressure for Gas Heat Values at Table 19 – Gas Valve Outlet Pressure for Gas Heat Values at Altitude - 80,000 Altitude - 100,000 Tabulated Data Based on 80,000 BTUh Input for 0-ft (0 M)
  • Page 29 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions Adjust Temperature Rise CAUTION 6. Set temperature rise. The furnace must operate within the temperature rise ranges specified on the furnace rating plate. Do not FURNACE OVERHEATING HAZARD exceed temperature rise range specified on unit rating plate.
  • Page 30: Service And Maintenance Procedures

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions SERVICE AND MAINTENANCE PROCEDURES The 24-V circuit contains an automotive-type, 3-amp. fuse located on the control, see Fig. 36. Any shorts of the 24-V wiring during Untrained personnel can perform basic maintenance functions such as installation, service, or maintenance will cause this fuse to blow.
  • Page 31 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions Consult your local dealer about proper frequency of maintenance and the Media cabinet filter procedures: availability of a maintenance contract. 1. Turn off electrical supply to furnace before removing filter access door.
  • Page 32 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions d. Remove bolts holding motor to blower housing and slide motor WARNING out of wheel (40+/-10 in.-lb. when reassembling). e. Remove blower wheel from housing. ELECTRICAL SHOCK AND FIRE HAZARD f. Clean wheel and housing.
  • Page 33 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions of gas valve outlet pressure, insufficient or poor quality combustion air, (2.) Insert brush end of cable into the outlet opening of cell and incorrect size or damaged orifice(s), improper gas, or a restricted heat slowly rotate with drill.
  • Page 34: Sequence Of Operation

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions period begins. The HSI igniter will remain energized until the flame is sensed or until the 2-second flame proving period begins. d. Flame Proving: When the burner flame is proved at the flame...
  • Page 35 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions 3. Continuous Fan Mode When the R-to-G circuit is closed by the thermostat, the blower motor BLWM will operate at the continuous-blower speed selected. Terminal EAC-1 is energized as long as the blower motor BLWM is ON.
  • Page 36: Troubleshooting

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions TROUBLESHOOTING A221103 Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
  • Page 37 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions A221104 Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
  • Page 38 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions A221105 Fig. 40 – Troubleshooting Guide Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
  • Page 39 PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions GAS FURNACE CHECKLIST Installation Date: ____________________________ Equipment Model Serial # Furnace Thermostat Humidifier Indoor Coil Outdoor Unit Furnace Location_____________________________ Installed altitude __________________ Furnace Orientation: ____Upflow Downflow Horizontal Right Horizontal Left Gas Adjustment LOCAL GAS HEAT CONTENT_____________(btu/cu.
  • Page 40: Parts Replacement Information Guide

    PG80MSU: Installation, Start-up, Operating and Service and Maintenance Instructions PARTS REPLACEMENT INFORMATION GUIDE Casing Group Blower wheel Grommet Outer door Power choke (where used) Blower door Auxiliary limit switches Top filler plate Gas Control Group Bottom filler plate Bottom enclosure...

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