York THGD Series Installation Manual

Contents

York THGD Series Installation Manual Manual pdf 1 page image

835961-UIM-D-0213R-410A OUTDOOR SPLIT-SYSTEMHEAT PUMPMODELS: 13 SEER & 14.5 SEER -THG(D,F)/GHGD/THJ(D,F)/YHJ(D,F)/YHJR/THJR SERIES1.5 TO 5 TONS – 1 & 3 PHASEINSTALLATION MANUAL®LIST OF SECTIONSGENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1UNIT INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2ORIFICE INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5TXV INSTALLATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5EVACUATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6SYSTEM CHARGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6ELECTRICAL CONNECTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7SYSTEM START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9SYSTEM OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10INSTRUCTING THE OWNER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13START UP SHEET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18LIST OF FIGURESTypical Installation with Required Clearances . . . . . . . . . . . . . . . . . . .2Tubing Hanger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3Underground Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3Heat Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4Orifice Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5Outdoor Unit Control Box - Single Phase . . . . . . . . . . . . . . . . . . . . . . .7Outdoor Unit Control Box - Three Phase . . . . . . . . . . . . . . . . . . . . . . .7Typical Field Wiring (Air Handler / Electrical Heat) - (Three Phase) . .8Typical Field Wiring (Air Handler / Electrical Heat) (Single-Phase) . . .8Heat Pump Flow Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9Time/Temp Control Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10Demand Defrost Control Module . . . . . . . . . . . . . . . . . . . . . . . . . . . 10Defrost Operation Curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12Wiring Diagram - Single Phase (Demand Defrost) . . . . . . . . . . . . . . 13Wiring Diagram - Single Phase (Time-Temp) . . . . . . . . . . . . . . . . . . 14Wiring Diagram - Three Phase (Demand Defrost) . . . . . . . . . . . . . . 15Wiring Diagram - Three Phase (Time-Temp) . . . . . . . . . . . . . . . . . . 16LIST OF TABLESR-410A Saturation Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9TEST Input Functionality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10X/L Output Categories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10Defrost Initiate Curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11SECTION I: GENERALThe outdoor units are designed to be connected to a matching indoorcoil with sweat connect lines. Sweat connect units are factory chargedwith refrigerant for a matching indoor coil plus 15 feet of field suppliedlines.Matching indoor coils are available with a thermal expansion valve oran orifice liquid feed sized for the most common usage. The orifice sizeand/or refrigerant charge may need to be changed for some indoor-out-door unit combinations, elevation differences, or total line lengths. Referto Application Data covering “General Piping Recommendations andRefrigerant Line Length” (Part Number 247077).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.INSPECTIONAs soon as a unit is received, it should be inspected for possible dam-age during transit. If damage is evident, the extent of the damageshould be noted on the carrier’s delivery receipt. A separate request forinspection by the carrier’s agent should be made in writing. See LocalDistributor for more information.Improper 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. Refer to this manual for assis-tance or for additional information, consult a qualified contractor,installer, or service agency.This product must be installed in strict compliance with the enclosedinstallation instructions and any applicable local, state, and nationalcodes including, but not limited to building, electrical, and mechanicalcodes.