York PCG6B42 Installation Manual

Also see for PCG6B36: Technical guide Technical guide

Johnson Controls Unitary Products 5285473-UIM-E-1217®®SINGLE PACKAGEAIR CONDITIONER / GAS HEATMODELS: PCG6 SERIES3 THRU 5 TONS – 208/230V - 3 PHASEINSTALLATION MANUALLIST OF SECTIONSGENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1MODEL NUMBER NOMENCLATURE . . . . . . . . . . . . . . . . . . . . . . . 2INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2AIRFLOW PERFORMANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21TYPICAL WIRING DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22START UP SHEET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25LIST OF FIGURESComponent Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3Center of Gravity Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4Unit Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5Bottom Duct Dimensions (inches) . . . . . . . . . . . . . . . . . . . . . . . . . . . 6Rear Duct Dimensions (inches) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6Typical Field Control Wiring Diagram For Gas Heat - AC Models . . . 7Typical Field Power Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . 7Flue Vent Outlet Air Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18Gas Valve 19Reading Gas Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20Measuring External Static Pressure . . . . . . . . . . . . . . . . . . . . . . . . . 21Connection Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22Ladder Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23R-410A Quick Reference Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24LIST OF TABLESUnit Limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3Weights and Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4Unit Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5Unit Clearances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7Physical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8Natural Gas Pipe Sizing Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10Propane (LP) Gas Pipe Sizing Chart . . . . . . . . . . . . . . . . . . . . . . . . 10Natural Gas Application Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11Propane,4 (LP) Gas Application Data . . . . . . . . . . . . . . . . . . . . . . . . 11Airflow Performance - Side Duct Application . . . . . . . . . . . . . . . . . . 11Additional Static Resistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15Ignition Control Board Flash Codes . . . . . . . . . . . . . . . . . . . . . . . . . 17Delay Profile Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17Inlet Gas Pressure Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19Nominal Manifold Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19Gas Rate Cubic Feet Per Hour . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20SECTION I: GENERAL INFORMATIONThese are electric cooling/gas heating units designed for outdoor instal-lation. Only gas piping, electric power and duct connections arerequired for installation.The gas-fired heaters have spark ignition.The refrigerant system is fully charged with R-410A Refrigerant. Thesystem is tested and factory sealed.SECTION II: SAFETYThis is a safety alert symbol. When you see this symbol onlabels or in manuals, be alert to the potential for personalinjury.Understand and pay particular attention to the signal words DANGER,WARNING, or CAUTION.DANGER indicates an imminently hazardous situation, which, if notavoided, will result in death or serious injury.WARNING indicates a potentially hazardous situation, which, if notavoided, could result in death or serious injury.CAUTION indicates a potentially hazardous situation, which, if notavoided may result in minor or moderate injury. It is also used toalert against unsafe practices and hazards involving only property dam-age.WARNINGImproper installation may create a condition where the operation ofthe product could cause personal injury or property damage.Improper installation, adjustment, alteration, service or maintenancecan cause injury or property damage. Failure to carefully read andfollow all instructions in this manual can result in furnace mal-function, death, personal injury and/or property damage. Only aqualified contractor, installer or service agency should install thisproduct.!