Carrier PG96VTAB Installation, Start-Up, Operating And Service And Maintenance Instructions
Carrier PG96VTAB Installation, Start-Up, Operating And Service And Maintenance Instructions

Carrier PG96VTAB Installation, Start-Up, Operating And Service And Maintenance Instructions

Two-stage, non-communicating, variable 25-speed, ecm multipoise, condensing gas furnace

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PG96VTAB
Two-Stage, Non-Communicating, Variable 25-Speed, ECM Multipoise,
Condensing Gas Furnace
NOTE: Read the entire instruction manual before starting the installation.

TABLE OF CONTENTS

INSTALLATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Table 1 - Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Table 2 - Minimum Clearances to Combustible Materials
for All Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Table 3 - Loose Parts Bag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
CODES AND STANDARDS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS PROCE-
DURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
LOCATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
AIR FOR COMBUSTION AND VENTILATION . . . . . . . . . . . . . . 8
Table 4 - Minimum Free Area Required for Each Combustion Air
Opening or Duct to Outdoors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Table 5 - Minimum Space Volumes for 100% Combustion, Ventila-
tion and Dilution Air from Outdoors . . . . . . . . . . . . . . . . . . . . . . . 9
CONDENSATE TRAP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
CONDENSATE DRAIN CONNECTION . . . . . . . . . . . . . . . . . . . . 13
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Table 6 - Opening Dimensions - in. (mm) . . . . . . . . . . . . . . . . . 18
FILTER ARRANGEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Table 7 - Filter Media Pressure Drop (Clean) Versus Airflow - in. w.c.
(Pa) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Table 8 - Filter Media Pressure Drop (Clean) Versus Face Velocity-
in. w.c. (Pa) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Table 9 - Air Filter Selection and Duct Sizing - In. (mm) . . . . . 21
Table 10 - Air Filter Located in Filter Cabinet . . . . . . . . . . . . . . 21
AIR DUCTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
GAS PIPING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Table 11 - Maximum Capacity of Pipe . . . . . . . . . . . . . . . . . . . . 23
ELECTRICAL CONNECTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Table 12 - Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
VENTING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Table 13 - Vent Termination Kit for Direct Vent (2-pipe) Systems29
Table 14 - Approved Combustion-Air and Vent Pipe, Fitting and Ce-
ment Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Table 15 - Maximum Equivalent Vent Length - Ft. . . . . . . . . . . 39
Table 16 - Deductions from Maximum Equivalent Vent Length - Ft.
(M) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Table 17 - Maximum Allowable Exposed Vent Lengths in Uncondi-
tioned Space Insulation Table - Ft. . . . . . . . . . . . . . . . . . . . . . . . 43
Portions of the text and tables are reprinted from 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
Installation, Start-up, Operating and
Service and Maintenance Instructions
37.) . . . . . . . . . . . . . . . . . . . 27
on the referenced subject, which is represented only by the standard in its entirety.
Table 18 - Hanger Spacing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
AIR DELIVERY - CFM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Table 19 - Air Delivery - CFM (with filter) . . . . . . . . . . . . . . . . 48
Table 20 - Default Airflow Settings . . . . . . . . . . . . . . . . . . . . . . 52
AND NAVIGATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Table 21 - System Status Display Codes . . . . . . . . . . . . . . . . . . 52
Table 22 - Main Menu Options . . . . . . . . . . . . . . . . . . . . . . . . . . 53
SERVICE LABEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Table 23 - Test Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Table 24 - Altitude Derate Multiplier for USA. . . . . . . . . . . . . . 58
Table 25 - Gas Rate (CU ft./hr). . . . . . . . . . . . . . . . . . . . . . . . . . 59
Table 26 - Orifice Size and Manifold Pressure (in. w.c.) for Gas Input
Rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
SERVICE AND MAINTENANCE PROCEDURES. . . . . . . . . . . . 62
ELECTRICAL CONTROLS AND WIRING . . . . . . . . . . . . . . . . . 62
CARE AND MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
WINTERIZATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
SEQUENCE OF OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
TROUBLESHOOTING GUIDE . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
GAS FURNACE CHECKLIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
PARTS REPLACEMENT INFORMATION GUIDE . . . . . . . . . . . 76
MODEL NOMENCLATURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
To learn more about this appliance and installation via a mobile device,
go to
https://payne.com/NFC
airflow tables or troubleshooting guide on your mobile device go to
mlctraining.com/training/techdocs/86/
or use the QR code below. To access
or use the QR code below.
A221541
A200352

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Summary of Contents for Carrier PG96VTAB

  • Page 1: Table Of Contents

    PG96VTAB Two-Stage, Non-Communicating, Variable 25-Speed, ECM Multipoise, Condensing Gas Furnace Installation, Start-up, Operating and Service and Maintenance Instructions NOTE: Read the entire instruction manual before starting the installation. TABLE OF CONTENTS REQUIRED NOTICE FOR MASSACHUSETTS Table 18 – Hanger Spacing ......45 INSTALLATIONS .
  • Page 2: Required Notice For Massachusetts

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions REQUIRED NOTICE FOR MASSACHUSETTS INSTALLATIONS IMPORTANT The Commonwealth of Massachusetts requires compliance with regulation 248 CMR as follows: 5.08: Modifications to NFPA-54, Chapter 10 2) Revise 10.8.3 by adding the following additional requirements: a.
  • Page 3: Safety Considerations

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions A210796 Fig. 1 – Dimensional Drawing Table 1 – Dimensions SHIP WT. FURNACE SIZE LB (KG) CABINET WIDTH OUTLET WIDTH BOTTOM INLET WIDTH AIR INTAKE 30040A 14-3/16 (361) 12-1/2 (319) 12-9/16 (322) 7-1/8 (181) 126 (57.2)
  • Page 4 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions WARNING WARNING FIRE, EXPLOSION, ELECTRICAL SHOCK, AND PERSONAL INJURY AND PROPERTY DAMAGE CARBON MONOXIDE POISONING HAZARD HAZARD Failure to follow this warning could result in dangerous operation, Failure to follow this warning could result in property damage, personal personal injury, death, or property damage.
  • Page 5: For All Units

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions 1. Use only with type of gas approved for this furnace. Refer to the NOTICE furnace rating plate. 2. Install this furnace only in a location and position as specified in the IMPORTANT INSTALLATION AND START-UP PROCEDURES “Location”...
  • Page 6: Codes And Standards

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Failure to follow these guidelines is considered faulty installation and/or WARNING misapplication of the furnace; and resulting failure, damage, or repairs may impact warranty coverage. FIRE, INJURY OR DEATH HAZARD For accessory installation details, refer to the applicable instruction literature.
  • Page 7: Dure

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions LOCATION Acoustical Lining and Fibrous Glass Duct • US and CANADA: Current edition of SMACNA, NFPA 90B as tested General by UL Standard 181 for Class I Rigid Air Ducts These furnaces are shipped with materials to assist in proper furnace Gas Piping and Gas Pipe Pressure Testing installation.
  • Page 8: Air For Combustion And Ventilation

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions AIR FOR COMBUSTION AND VENTILATION CAUTION Introduction Direct Vent (2-pipe) Applications PERSONAL INJURY AND/OR PROPERTY DAMAGE When the furnace is installed as a direct vent (2-pipe) furnace, no special HAZARD provisions for air for combustion are required. However, other gas...
  • Page 9 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions The requirements for combustion and ventilation air depend upon Fig. 6 illustrates how to provide TWO OUTDOOR OPENINGS, whether or not the furnace is located in a space having a volume of at...
  • Page 10 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions WARNING CARBON MONOXIDE POISONING HAZARD Failure to follow this warning could result in personal injury or death. Many homes require air to be supplied from outdoors for furnace combustion, ventilation, and dilution of flue gases.
  • Page 11: Condensate Trap

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions in.2/1,000 BTUh (4,400 mm2/kW) of total input rating of all gas must be relocated for proper condensate drainage. See the bottom image appliances. Fig. 2. An attic or crawlspace may be considered a space that freely...
  • Page 12 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions A230046 A230049 Fig. 11 – Horizontal Left Configuration (Appearance may vary) To Relocate the Condensate Trap: • Remove the knockout or plug in the casing for the condensate trap. • Install the grommet in the casing when required for direct-vent horizontal applications.
  • Page 13: Condensate Drain Connection

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions CONDENSATE DRAIN CONNECTION Evaporator Coil + + + CAUTION + = Positive pressure < + = Pressure lower than areas with + = Negative pressure Condensing Furnace PROPERTY DAMAGE HAZARD Blower creates positive pressure.
  • Page 14 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions 4. From inside the casing, insert the formed grommet end of the elbow CAUTION through the 7/8-in.hole in the casing. 5. Pull the grommet through the casing from the outside until it is CUT HAZARD seated in the hole.
  • Page 15 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions condensate and compatible with mineral and vegetable oils, such as canola oil. Allow at least 1/4-in. per foot (20 mm per meter) of slope down and away from the furnace in horizontal sections of drain line.
  • Page 16: Installation

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions UPFLOW DOWNFLOW HORIZONTAL PERFORATED DISCHARGE DUCT 90° 90° FLANGE 120° 120° 120° A10493 Fig. 20 – Duct Flanges Return Air Connections A230007 Fig. 18 – Horizontal Drain Trap Grommet WARNING INSTALLATION...
  • Page 17 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Supply Air Connections NOTE: For downflow applications, this furnace is approved for use on combustible flooring when any one of the following accessories are used: HORIZONTAL TOP RETURN NOT PERMITTED FOR •...
  • Page 18 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions the heat exchanger can be viewed for possible openings using light CAUTION assistance or a probe can be inserted for sampling the air stream. The cover attachment shall prevent leaks. MINOR PROPERTY HAZARD Connect supply-air duct to flanges on furnace supply-air outlet.
  • Page 19: Filter Arrangement

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions There are no provisions for an internal filter rack in these furnaces. An FURNACE external filter is required. FURNACE (OR COIL CASING WHEN USED) APPROVED COIL ASSEMBLY This furnace may use an optional media filter cabinet. The optional...
  • Page 20 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Table 7 – Filter Media Pressure Drop (Clean) Versus Airflow - in. w.c. (Pa) Representative After-Market Filter Media 14 x 25 Filter Factory-Accessory (356 x 635 mm) Washable Fiberglass Pleated (1-in. / 2.5 cm) (1-in.
  • Page 21: Air Ducts

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Table 9 – Air Filter Selection and Duct Sizing - In. (mm) COMBUSTION-AIR PIPE (SEE VENTING SECTION) FILTER SIZE FURNACE FILTER TYPE SIDE BOTTOM CASING WIDTH RETURN RETURN 16 x 25 x 3/4...
  • Page 22: Gas Piping

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions General Requirements WARNING The duct system should be designed and sized according to accepted national standards such as those published by: Air Conditioning FIRE OR EXPLOSION HAZARD Contractors Association (ACCA Manual D), Sheet Metal and Air...
  • Page 23 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions PRESSURE TESTING ABOVE ½ psig: The furnace and it’s individual shut-off valve must be disconnected from the gas supply piping system during any pressure testing of that system at test pressures in excess of ½ psig (3.5 kPa).
  • Page 24: Electrical Connections

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions pipe pressure test. After all connections have been made, purge lines and WARNING check for leakage at furnace prior to operating furnace. The gas supply pressure shall be within the maximum and minimum...
  • Page 25 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Table 12 – Electrical Data OPERATING VOLTAGE MAXIMUM VOLTS- MAXIMUM MINIMUM MAXIMUM RANGE UNIT FUSE OR FURNACE SIZE HERTZ- UNIT WIRE SIZE WIRE LENGTH † AMPACITY CKT BKR ‡ PHASE AMPS...
  • Page 26 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions For a top panel-mounted external electrical box, be omitted when electrical connections are made inside an external electrical box mounted external to the casing. complete the following: External Electrical Box on Furnace Casing 1.
  • Page 27: Accessories (See Fig. 36 And Fig. 37.)

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions outdoor unit staging. A two stage heating and cooling thermostat can WARNING also be used to control the staging. For two stage thermostat control of the furnace staging, on the 3 digit display, navigate to (Htt) and select FIRE, EXPLOSION, ELECTRICAL SHOCK, AND (2St).
  • Page 28: Venting

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions 8. For Two-Stage AC or HP, thermostat may be configured for two-stage compressor operation, allowing the thermostat to control staging, or thermostat may be configured for single stage operation, allowing furnace control to control staging. Refer to note 10 and thermostat instructions.
  • Page 29 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Consignes spéciales pour l’installation de concentric vent termination kits (KGAVT0701CVT KGAVT0801CVT) and accessory external drain trap available from the ventilation au Canada furnace manufacturer have been certified to ULC S636 for use with L’installation faite au Canada doit se conformer aux exigences du code...
  • Page 30 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Table 14 – Approved Combustion-Air and Vent Pipe, Fitting and Cement Materials MATERIALS 1. All pipe*, fittings*, primers**, and solvents** must conform to American National Standards Institute (ANSI) standards and American Society for Testing and Materials (ASTM) standards 2.
  • Page 31 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions the exhaust gases from one appliance from contaminating the WARNING combustion air of other gas appliances. Do not take combustion air from inside the chimney when using CARBON MONOXIDE POISONING HAZARD ventilated combustion air or single-pipe vent option.
  • Page 32 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions in the Air For Combustion and Ventilation Section. Do not use an pipe adapter on the furnace. See Fig. 48. This short inlet air pipe helps to abandoned chimney to supply outside air to the furnace. See Fig.
  • Page 33 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions A12326 Fig. 41 – Direct Vent Termination Clearance NOTE: The following is based upon National codes for gas appliances and is provided as a reference. Refer to local codes which may supersede these standards and/or recommendations.
  • Page 34 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions A12325 Fig. 42 – Ventilated Combustion Air and Non-Direct Vent Termination Clearance NOTE: The following is based upon National codes for gas appliances and is provided as a reference. Refer to local codes which may supersede these standards and/or recommendations.
  • Page 35 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions No operable windows, doors or Clearance distances for intakes of any type within the items greater than 3 feet shaded areas of Wall A and B. (1 meter ) away from the...
  • Page 36 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions 1. Comply with all clearance requirements stated in Fig. 41 Fig. 42 WARNING per application. 2. Termination or termination kit should be positioned where vent CARBON MONOXIDE POISONING HAZARD vapors will not damage plants/shrubs, air conditioning equipment Failure to follow the instructions outlined below for each appliance or utility meters.
  • Page 37 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions A combustion air inlet pipe to the outdoors is not required for a an elbow or tee, certified to ULC S636 from the adjacent property line Non-Direct (single-pipe) Vent System. A 12-in. long section of pipe with must be used.
  • Page 38 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Recommended Combustion Air Inlet Moisture Trap NOTICE OPTIONAL CONFIGURATION FOR COMBUSTION AIR INLET PIPE In applications where there is a risk of excessive moisture entering the combustion air inlet pipe, a moisture trap may be added to the inlet pipe...
  • Page 39 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions 5. Calculate Total Equivalent Vent Length by adding the equivalent NOTICE lengths of the fittings to the lengths of the individual vent and combustion air pipes. ADDITIONAL INFORMATION POLYPROPYLENE 6. When using polypropylene venting systems with flexible vent...
  • Page 40 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions NOTE: 1.40K Inducer Outlet Restrictor Inducer Outlet Restrictor disk (P/N 337683-401; 1.25-in. (32 mm) Dia.) shipped in the loose parts bag or available through Replacement Components required under 10-ft. (3 M) TEVL in all orientations.
  • Page 41 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions knockout or plug for the vent pipe and the other knockout or plug for the combustion air connection. See Fig. The vent elbow can be rotated to the required location on the casing if necessary.
  • Page 42 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Requires Accessory Vent Kit See Product Data for Current Kit Number A11329A HORIZONTAL LEFT-RIGHT VENT CONFIGURATION Fig. 55 – Horizontal Left (Appearance May Vary) See “Notes for Venting Options” Requires Accessory Internal Vent Kit.
  • Page 43 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Notes for venting options ALTERNATE 1. Attach vent pipe adapter with gasket to furnace casing. COMBUSTION AIR CONNECTIONS 2. Align notches in rubber coupling over standoffs on adapter. Slide clamps over the coupling.
  • Page 44 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions 80,000 BTUh Unit Size Uninsulated 3/8-in. Insulation 1/2-in. Insulation Winter Pipe Dia. Design Temp 12.2 12.2 10.7 15.2 27.4 22.9 19.8 15.2 21.3 21.3 21.3 °C 15.2 13.7 10.7 15.2 15.2 12.2...
  • Page 45 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions 4. Clean and dry all surfaces to be joined. Table 18 – Hanger Spacing 5. Check dry fit of pipe and mark insertion depth on pipe. Material Diameter PVC Sch SDR 21 &...
  • Page 46 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Inducer Outlet Restrictor Cut the required number of holes in the roof or sidewall for vent and (when used) combustion air pipes. Sidewall holes for two-pipe vent To improve efficiency and operation of 40K, 60K or 100K BTUh input...
  • Page 47 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Venting System Length Calculations The Total Equivalent Vent Length (TEVL) for EACH combustion air or vent pipe equals the length of the venting system, plus the equivalent length of elbows used in the venting system from Table Standard vent terminations or factory accessory concentric vent terminations count for zero deduction.
  • Page 48: Air Delivery - Cfm

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions AIR DELIVERY - CFM Table 19 – Air Delivery - CFM (with filter) External Static Pressure (in. w.c.) Airflow Default Unit Size Setting Setting Cont. Fan Low Heating 30040A High Heating...
  • Page 49 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Table 19 – Air Delivery - CFM (with filter) (Continued) External Static Pressure (in. w.c.) Airflow Default Unit Size Setting Setting Cont. Fan Low Heating 36060A Low Cooling High Heating 1035...
  • Page 50 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Table 19 – Air Delivery - CFM (with filter) (Continued) External Static Pressure (in. w.c.) Airflow Default Unit Size Setting Setting Cont. Fan 1015 Low Heating 1050 1005 1075 1035 1150...
  • Page 51 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Table 19 – Air Delivery - CFM (with filter) (Continued) External Static Pressure (in. w.c.) Airflow Default Unit Size Setting Setting Cont. Fan 1030 1110 1050 1210 1155 1095 1030 1305...
  • Page 52: Furnace Control Programming

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Table 20 – Default Airflow Settings Default Airflow Settings Designated Airflow Settings Unit Size High Heating Low Heating High Cooling Low Cooling High Heating Low Heating Const. Fan 30040A (10 - 18)
  • Page 53 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Table 22 – Main Menu Options Display Menu Item Current System Status , ... Displays the current furnace operating mode or active fault code. Faults code menu stores the 7 latest faults in memory. If no faults, None (...
  • Page 54: Service Label

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions A221509 Fig. 58 – 3 Digit Display Flow Chart SERVICE LABEL A221522 Fig. 59 – Service Label Information Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
  • Page 55: Start-Up, Adjustment, And Safety Check

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions START-UP, ADJUSTMENT, AND SAFETY CAUTION CHECK General CUT HAZARD Failure to follow this caution may result in personal injury. CAUTION Sheet metal parts may have sharp edges or burrs. Use care and wear...
  • Page 56: Wiring Diagram

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions WIRING DIAGRAM A221523 Fig. 60 – Wiring Diagram Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
  • Page 57: Adjustments

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Prime Condensate Trap with Water WARNING WARNING FIRE OR EXPLOSION HAZARD CARBON MONOXIDE POISONING HAZARD Failure to follow this warning could result in personal injury, death, and/or property damage. Failure to follow these warnings could result in personal injury or Never purge a gas line into a combustion chamber.
  • Page 58 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions EXAMPLE 1 NOTICE EXAMPLE: 0 - 2000 ft. (0 - 609.6M) altitude Heating value = 1050 Btu/cu ft. The NATURAL GAS manifold pressure adjustments in Table 26 Specific gravity = 0.62 compensate for BOTH altitude AND gas heating value.
  • Page 59 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions Clocking the Meter a. Turn gas valve ON/OFF switch to OFF. b. Loosen set screw on manifold tower pressure tap no more than 3. Verify natural gas input rate by clocking meter.
  • Page 60: Rate

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions pressure to decrease input. Repeat steps b through e of Step 1 TWO-STAGE FURNACE until correct low-heat input is achieved. Re-install low heat (TABULATED DATA BASED ON 20,000 BTUH HIGH-HEAT / 13,000 BTUH LOW-HEAT PER BURNER, DERATED 2%/1000 FT (305M) ABOVE SEA LEVEL) regulator seal cap on gas valve.
  • Page 61 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions radiant heat does not affect readings. This practice is particularly WARNING important with straight-run ducts. 2. When thermometer readings stabilize, subtract return-air FIRE HAZARD temperature from supply-air temperature to determine air temperature rise.
  • Page 62: Service And Maintenance Procedures

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions SERVICE AND MAINTENANCE PROCEDURES the switch is 0.10 inches of water above the maximum break point of the switch. Untrained personnel can perform basic maintenance functions such as Example: Nominal break point on pressure switch is 0.68-in. w.c. The cleaning and replacing air filters.
  • Page 63: Care And Maintenance

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions CARE AND MAINTENANCE 5. Inspect the vent pipe/vent system before each heating season for water leakage, sagging pipes or broken fittings. Have vent WARNING pipes/vent system serviced by a qualified service agency.
  • Page 64 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions 6. Clean blower wheel and motor by using a vacuum with soft brush attachment. Be careful not to disturb balance weights (clips) on blower wheel vanes. Do not bend wheel or blades as balance will be affected.
  • Page 65 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions cycle. Turn outdoor circuit breaker on after completing cooling 11. Remove the four screws that attach the top plate of the casing to the cycle. See Fig. furnace. NOTE: If R-W/W1 thermostat terminals are jumpered at the time 12.
  • Page 66 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions 10. Replace control door. Flushing Collector Box and Drainage System WARNING ELECTRICAL SHOCK AND FIRE HAZARD Failure to follow this warning could result in personal injury, death, 1-1/4-in. (31.8) 2-1/2-in. and/or property damage.
  • Page 67 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions 12. Shake trap dry. WARNING 13. Clean port on collector box with a small wire. To re-install Condensate Drain and Trap: ELECTRICAL SHOCK, FIRE OR EXPLOSION HAZARD 1. Remove adhesive backing from condensate trap gasket Failure to follow this warning could result in personal injury or death, 2.
  • Page 68: Winterization

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions 7. Pour 1 quart of anti-freeze solution into the funnel/tube. Antifreeze should run through the inducer housing, overfill condensate trap and flow to an open drain. 8. Replace the rubber plug in the port on the collector box.
  • Page 69 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions field installed humidifier at the HUM terminal and the g. Switching from High- to Low-Heat -The furnace control CPU furnace control CPU begins a 15-second prepurge period. If will not switch from high-heat to low-heat while the thermostat the low-heat pressure switch LPS fails to remain closed the R-to-W circuit is closed when using a single-stage thermostat.
  • Page 70 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions b. Single-Stage Thermostat and Two-Speed Cooling (Adaptive to the furnace control thermostat terminal DHUM. When there is a Mode) - dehumidify demand, the DHUM input is activated, which means 24 Fig. 38 for thermostat connections.
  • Page 71 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions change the active continuous fan speed to the next speed (CF2CF3). Repeating again will set the active continuous fan back to the primary speed (CFn). This method is intended as a way for home owners to adjust the continuous fan speed setting from the thermostat depending on their needs.
  • Page 72: Troubleshooting Guide

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions TROUBLESHOOTING GUIDE A221606 Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
  • Page 73 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions A221607 Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
  • Page 74 PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions A221608 Fig. 70 – Troubleshooting Guide Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
  • Page 75: Gas Furnace Checklist

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions GAS FURNACE CHECKLIST A230014 Fig. 71 – Gas Furnace Checklist Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
  • Page 76: Parts Replacement Information Guide

    PG96VTAB: Installation, Start-up, Operating and Service and Maintenance Instructions PARTS REPLACEMENT INFORMATION GUIDE Casing Group Gas Control Group Blower door Burner Bottom plate Flame sensor Control door Gas valve Door knob assembly Hot surface igniter Top filler plate Manifold Electrical Group...

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