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Goodman Mfg R-410A System Operation, Indoor Coil Accumulator, Typical Heat Pump System in Cooling

Models: R-410A

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SYSTEM OPERATION

Typical Heat Pump System in Cooling

Indoor

Coil

Accumulator

Reversing Valve

(Energized)

Outdoor

Coil

Typical Heat Pump System in Heating

Indoor

Coil

Accumulator

Reversing Valve

(De-Energized)

Outdoor

Coil

Page 19

Image 19

Goodman Mfg R-410A manual System Operation, Indoor Coil Accumulator, Reversing Valve Energized Outdoor Coil

Contents

Service Instructions PH 15 SEERIMPORTANT INFORMATION ACCESSORIESSCHEDULED MAINTENANCE INDEXINDEX WIRING DIAGRAMSIMPORTANT INFORMATION IMPORTANT NOTICES FOR CONSUMERS AND SERVICERSIMPORTANT INFORMATION SAFE REFRIGERANT HANDLINGChassis Single Phase Multiposition Package Heat PumpsG P H15 PRODUCT IDENTIFICATIONACCESSORIES ACCESSORIESPH1524-60M4 AMANA BRAND THERMOSTATSPH1524-60M4 EXTERNAL HORIZONTAL FILTER RACK GPGHFR101-103DOWNFLOW FILTER RACK GPH13MFR ACCESSORIESHORIZONTAL APPLICATIONS ACCESSORIES*PH1524-60M4MOTORIZED/MANUAL FRESH AIR DAMPERS DOWNFLOW APPLICATIONSPH1524-60M4 SQUARE TO ROUND CONVERTERSQUARE TO ROUND CONVERTER HORIZONTAL APPLICATIONS ACCESSORIESBlockoff External Hood Panel Louver Assembly ECONOMIZER GPH13MED103ECONOMIZER PGEH102-103 HORIZONTAL APPLICATIONS ACCESSORIESACCESSORIES ROOF CURBSPH1524-60M4 LOCATION & CLEARANCES PRODUCT DESIGNCOMPRESSORS PRODUCT DESIGNINDOOR BLOWER MOTOR LINE VOLTAGE WIRING ELECTRICAL WIRINGPRODUCT DESIGN HEATING CYCLE SYSTEM OPERATIONPH1524-60M41 COOLINGMotor Speed Adjustment AIRFLOW ADJUSTMENTS FOR INDOOR BLOWER MOTORDEFROST CYCLE FAN OPERATIONThermostat Wiring SwitchSwitch CFM Trim AdjustIndoor Coil Accumulator SYSTEM OPERATIONIndoor Coil Accumulator Reversing Valve Energized Outdoor CoilONCE A YEAR SCHEDULED MAINTENANCEQualified Service Personnel Only ONCE A MONTHSERVICING COOLING /HEAT PUMP- SERVICE ANALYSIS GUIDESERVICING S-1CHECKING VOLTAGES-3BCOOLING ANTICIPATOR S-2CHECKING WIRINGS-3CHECKING THERMOSTAT, WIRING, AND ANTICIPATOR S-3ATHERMOSTAT AND WIRINGDISCONNECT POWER SUPPLY BEFORE SERVICING S-4CHECKING TRANSFORMER AND CONTROL CIRCUITS-8CHECKING CONTACTOR CONTACTS S-7CHECKING CONTACTOR AND/OR RELAYSSERVICING S-11CHECKING LOSS OF CHARGE PROTECTORS-12CHECKING HIGH PRESSURE CONTROL S-15CHECKING CAPACITORAMMETER S-15ARESISTANCE CHECKS-15BCAPACITANCE CHECK Volt / Ohm Meter 15 AMP FUSE3Gnd 4AC Line Connection 5AC Line Connection S-16CHECKING MOTORSS-16BCHECKING FAN AND BLOWER MOTOR ECM MOTORS SERVICINGSERVICING CHART CONTINUED ON NEXT PAGESymptom Fault DescriptionsSERVICING CHART CONTINUED FROM PREVIOUS PAGESymptom Fault DescriptionsC L G N S-16DCHECKING GE X13TM MOTORSS-17CHECKING COMPRESSOR WINDINGS S-16CCHECKING ECM MOTOR WINDINGSSERVICING S-17ARESISTANCE TESTS-17BGROUND TEST TESTING COMPRESSOR WINDINGSSERVICING S-17CUNLOADER TEST PROCEDURES-17DOPERATION TEST Unloader Test ProcedureS-21CHECKING REVERSING VALVE AND SOLENOID S-18TESTING CRANKCASE HEATERS-24TESTING DEFROST CONTROL S-25TESTING DEFROST THERMOSTATSERVICING S-101LEAK TESTING NITROGEN OR NITROGEN-TRACEDS-100REFRIGERATION REPAIR PRACTICE S-102EVACUATIONSERVICING S-103CHARGINGSERVICING S-104CHECKING COMPRESSOR EFFICIENCYS-105THERMOSTATIC EXPANSION VALVE Final Charge AdjustmentSERVICING S-106OVERFEEDINGS-107UNDERFEEDING S-108SUPERHEATSUBCOOLING = SAT. LIQUID TEMP. - LIQUID LINE TEMP S-109CHECKING SUBCOOLINGSATURATED LIQUID PRESSURE TEMPERATURE CHART SERVICINGSERVICING Pressure vs. Temperature Chart R-410ASERVICING REQUIRED LIQUID LINE TEMPERATURES-114 NON-CONDENSABLES S-110CHECKING EXPANSION VALVE OPERATIONS-112CHECKING RESTRICTED LIQUID LINE S-113REFRIGERANT OVERCHARGESuction Line Drier Clean-UpMethod S-122REVERSING VALVE REPLACEMENTSERVICING SERVICING S-201CHECKING TEMPERATURE RISES-200CHECKING EXTERNAL STATIC PRESSURE Checking Temperature RiseOT18-60AOUTDOOR THERMOSTAT WIRING DIAGRAMSROOM THERMOSTAT WIRING DIAGRAMS3 BL OT18-60AOUTDOOR THERMOSTAT15 KW SINGLE PHASE HKR** HEAT KIT5 KW 10 KWGPC & GPH SERIES WIRING DIAGRAM GPH13MED ECONOMIZER FOR *PH15**M4DIAGRAMS PH SERIES WIRING DIAGRAM