York 048 & 060 Typical Power Wiring, Typical Control Wiring, Typical Field Power & Control Wiring

Contents INSTALLATION MANUAL BCHCONTENTS SUNLINE SINGLE PACKAGE HEAT PUMPTABLE OF CONTENTS SEQUENCE OF OPERATIONS OVERVIEWCOOLING SEQUENCE OF OPERATION LIST OF TABLES LIST OF FIGURESGENERAL SAFETY CONSIDERATIONSINSPECTION REFERENCEINSTALLATION SAFETY INFORMATION INSTALLATIONPRODUCT NOMENCLATURE LIMITATIONSLOCATION TABLE 1 UNIT APPLICATION DATA BCHRIGGING AND HANDLING CLEARANCESCONDENSATE DRAIN DUCTWORKFIGURE 1 - RECOMMENDED DRAIN PIPING COMPRESSORS FIGURE 2 - COMPRESSOR RESTRAINING BRACKETFILTERS SERVICE ACCESSTYPICAL CONTROL WIRING TYPICAL POWER WIRINGFIGURE 3 - TYPICAL FIELD POWER & CONTROL WIRING COOLING / HEATING 24 VOLT THERMOSTATTABLE 2 CONTROL WIRE SIZES POWER AND CONTROL WIRINGOPTIONS/ACCESSORIES THERMOSTATECONOMIZER/MOTORIZED DAMPER AND RAIN HOOD TABLE 3 ELECTRIC HEATER CFM LIMITATIONSFIGURE 5 - HONEYWELL ECONOMIZER CONTROL W7212 FIGURE 4 - ENTHALPY SETPOINT ADJUSTMENTMINIMUM POSITION ADJUSTMENT ENTHALPY SET POINT ADJUSTMENTTABLE 6 BCH 6 POINT LOADS WEIGHT DISTRIBUTION TABLE 5 BCH 4 POINT LOADS WEIGHT DISTRIBUTIONFIGURE 6 - FOUR AND SIX POINT LOADING TABLE 4 CENTER OF GRAVITY ALL MODELSTABLE 7 PHYSICAL DATA TABLE 8 OPERATING WEIGHTS LBSCOMPRESSORS Unitary Products Group None Unitary Products Group TABLE 12 VOLTAGE LIMITATIONS1 TABLE 11 ELECTRIC HEAT CORRECTION FACTORSPOWER SUPPLY NOMINAL VOLTAGEFIGURE 8 - UNIT WITH ECONOMIZER RAINHOOD DETAIL “A”DETAIL “B” FIGURE 11 - DISCONNECT/BLOWER ACCESS LOCATION FIGURE 10 - UNIT DIMENSIONS REAR VIEWTABLE 13 UTILITIES ENTRY TABLE 14 MINIMUM CLEARANCESUnitary Products Group Page Unitary Products Group TABLE 19 BELT DRIVE BLOWER MOTOR AND DRIVE DATA 177820-YIM-A-0506Unitary Products Group TABLE 20 STATIC RESISTANCES FIGURE 12 - BELT ADJUSTMENTPHASING 5.Afteradjusting,re-tightennutsAFIGURE 13 - PRESSURE DROP ACROSS COIL OPERATIONSEQUENCE OF OPERATIONS OVERVIEW COOLING SEQUENCE OF OPERATIONECONOMIZER SINGLE OR DUAL WITH POWER EXHAUST COOLING OPERATION ERRORSHIGH-PRESSURELIMIT SWITCH INTERMITTENT BLOWERCOMPRESSOR PROTECTION SAFETY CONTROLSLOW-PRESSURELIMIT SWITCH FREEZESTATSAFETY CONTROLS START-UPCOOLING TABLE 21 ELECTRIC HEAT LIMIT CONTROL SETTINGHEAT ANTICIPATOR SETPOINTS TABLE 22 ELECTRIC HEAT ANTICIPATOR SETPOINTSCOOLING TROUBLESHOOTING GUIDE TROUBLESHOOTINGOPERATING INSTRUCTIONS POST START CHECK LIST177820-YIM-A-0506 a.24 volts at the thermostat Y1 terminalUnitary Products Group NORMAL MAINTENANCE MAINTENANCEUNIT FLASH CODES TABLE 23 UNIT CONTROL BOARD FLASH CODESOUTDOOR COIL MOTORS177820-YIM-A-0506 Unitary Products Group5005 UnitaryNorman Products