Cooling Cycle | Goodmans GSX, GSZ, ASZ, SSX, ASX, DSZ, DSX, SSZ

SYSTEM OPERATION

COOLING CYCLE

Reversing Valve

(Energized)

Indoor

Outdoor

Coil

Accumulator

Coil

Thermostatic

Expansion

Valve

Bi-Flow

Filter Dryer

Check Valve

HEATING CYCLE

Reversing Valve

(De-Energized)

Indoor

Outdoor

Coil

Accumulator

Coil

Thermostatic

Expansion

Valve

Bi-Flow

Filter Dryer

Check Valve

30

Image 30

Goodmans GSX, GSZ, ASZ, SSX, ASX, DSZ, DSX, SSZ manual Cooling Cycle

Contents

Service Instructions Important Information Recognize Safety SYMBOLS, Words and LabelsEmail us at customerservice@goodmanmfg.com Fax us at 713 Fax us at 931 438 Safe Refrigerant Handling Product Identification Split System Heat Pumps R410A Model # Description Split System Air Conditioners R410A ASX130**1AA Single Piece Air Handlers AWUF****1AA MBR/MBE Air Handlers Product Identification 1824 3642 Accessories ASX13 DSX/SSX16 ASX18 ASZ13 DSZ/SSZ16 ASZ18 Expansion Valve Kits FSK01A Coil Accessories Electric Heat Kitapplications Aruf Electric Heat Kitapplications Aepf Product Design Condensing Unit Figure a Capacity Control Cooling System OperationHeating Cooling Cycle Defrost Cycle Heating Cycle Cooling Cycle System Operation AFE18-60A Control Board Description Troubleshooting Chart COOLING/HP Analysis Chart Servicing 61B 3A Thermostat and Wiring Checking WiringChecking THERMOSTAT, WIRING, and Anticipator Checking Voltage 3B Cooling Anticipator 3C Heating Anticipator Checking Transformer Control Circuit Checking Time Delay RelayTesting Coil Circuit Checking Cycle Protector Checking Contactor AND/OR Relays Testing Compressor ContactorSingle Phase Checking Contactor Contacts Copeland Comfort Alert Diagnostics Testing FAN Relay Diagnostics Table Checking LOW Pressure Control Checking Loss of Charge ProtectorChecking High Pressure Control Checking Capacitor 15A Resistance Check 15B Capacitance CheckRELAY, Start 16A Checking FAN and Blower Motor Windings PSC Motors 16B Checking FAN and Blower Motor ECM Motors Chart on Next Chart from Previous 16D ECM CFM Adjustments MBE / Aepf 16C Checking ECM Motor Windings CFM 16E Blower Performance Data 16F Checking GE X13TM MotorsGE X13TM Motor Connections 17A Resistance Test Testing Compressor WindingsChecking Compressor 17B Ground Test 17D Operation Test 17C Unloader Test ProcedureUnloader Test Procedure Compressor Ground Test Testing Defrost Thermostat Testing Crankcase Heater Optional ItemTesting Defrost Control Checking Reversing Valve and Solenoid Checking Heater Elements 40 MBR/AR*F Electronic Blower Time Delay RelayChecking Heater Limit Controls Sequence of Operation MBR/AR*F with Single Stage Heat Pumps Heating Operation 41 MBE/AEPF with GSX, SSX, ASX, DSX Defrost OperationMBE/AEPF with Single Stage GSX, ASX and SSX Condensers 41A MBE/AEPF with Single Stage GSZ, SSZ, & ASZ Heat Pumps Sequence of Operation MBE/AEPF with TWO Stage ASX & DSX Condensers MBE/AEPF with TWO Stage ASZ & DSZ Heat Pump Units Electric Heater Optional Item 61A Checking Heater Limit Controls 61B Checking Heater Fuse Link Optional Electric HeatersFormulas Evacuation Leak Testing Nitrogen or NITROGEN-TRACEDRefrigeration Repair Practice Brazing Materials Charging Evacuation Final Charge Adjustment Checking Compressor Efficiency 105B Thermostatic Expansion Valve TXV Valves Pressure vs. Temperature Chart 410A Required Liquid Line Temperature Superheat OverfeedingUnderfeeding Checking Subcooling Fixed Orifice Restrictor Devices 109A TWO Speed ApplicationChecking Expansion Valve Operation Subcooling Formula = Sat. Liquid Temp. Liquid Line NON-CONDENSABLES Checking Restricted Liquid LineOvercharge of Refrigerant Compressor Burnout Long Line SET Application R-410A Accessories for lines greater than 80 feetRefrigerant Piping Tube Sizing Installation Requirements AIR Handler External Static Initial System Charging Coil Static Pressure Drop Total External StaticStatic Pressure Drop Accessories Wiring Diagrams ALL Fuel System AFE18-60A Control Board 10kw and Below, One Stage Electric Heat OT/EHR18-60 #2 GRD PLM PLF XFMR-R XFMR-C After Installing Optional Heat KIT, Mark AN X Provided Above HKR Heat Kit GRD PLM PLF