Service Instructions | Goodmans ASZ, GSZ, SSX, ASX, DSZ, DSX, GSX

Service Instructions

SSX, ASX, GSX, DSX Condensing Units,

SSZ, ASZ, GSZ DSZ Split System Heat Pumps

with R-410A Refrigerant

Blowers, Coils, & Accessories

This manual is to be used by qualified, professionally trained HVAC techni- cians only. Goodman does not assume any responsibility for property

damage or personal injury due to improper service procedures or services performed by an unqualified person.

RS6200006r11 April 2009

Copyright © 2006 - 2009 Goodman Manufacturing Company, L.P.

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Goodmans ASZ, GSZ, SSX, ASX, DSZ, DSX, GSX, SSZ manual Service Instructions

Contents

Service Instructions Email us at customerservice@goodmanmfg.com Recognize Safety SYMBOLS, Words and LabelsImportant Information Fax us at 713 Fax us at 931 438 Safe Refrigerant Handling Split System Heat Pumps R410A Product Identification Model # Description Split System Air Conditioners R410A ASX130**1AA Single Piece Air Handlers AWUF****1AA MBR/MBE Air Handlers Product Identification 1824 3642 ASX13 Accessories DSX/SSX16 ASX18 ASZ13 DSZ/SSZ16 ASZ18 Expansion Valve Kits FSK01A Coil Accessories Electric Heat Kitapplications Aruf Electric Heat Kitapplications Aepf Condensing Unit Product Design Figure a Capacity Control Heating System OperationCooling Cooling Cycle Heating Cycle Defrost Cycle Cooling Cycle System Operation Description AFE18-60A Control Board COOLING/HP Analysis Chart Troubleshooting Chart 61B Servicing Checking THERMOSTAT, WIRING, and Anticipator Checking Wiring3A Thermostat and Wiring Checking Voltage 3C Heating Anticipator 3B Cooling Anticipator Testing Coil Circuit Checking Time Delay RelayChecking Transformer Control Circuit Checking Cycle Protector Single Phase Testing Compressor ContactorChecking Contactor AND/OR Relays Checking Contactor Contacts Testing FAN Relay Copeland Comfort Alert Diagnostics Diagnostics Table Checking High Pressure Control Checking Loss of Charge ProtectorChecking LOW Pressure Control Checking Capacitor 15B Capacitance Check 15A Resistance CheckRELAY, Start 16B Checking FAN and Blower Motor ECM Motors 16A Checking FAN and Blower Motor Windings PSC Motors Chart on Next Chart from Previous 16C Checking ECM Motor Windings 16D ECM CFM Adjustments MBE / Aepf CFM 16F Checking GE X13TM Motors 16E Blower Performance DataGE X13TM Motor Connections Checking Compressor Testing Compressor Windings17A Resistance Test 17B Ground Test Unloader Test Procedure 17C Unloader Test Procedure17D Operation Test Compressor Ground Test Testing Defrost Control Testing Crankcase Heater Optional ItemTesting Defrost Thermostat Checking Reversing Valve and Solenoid Checking Heater Limit Controls 40 MBR/AR*F Electronic Blower Time Delay RelayChecking Heater Elements Sequence of Operation Heating Operation MBR/AR*F with Single Stage Heat Pumps Defrost Operation 41 MBE/AEPF with GSX, SSX, ASX, DSXMBE/AEPF with Single Stage GSX, ASX and SSX Condensers 41A MBE/AEPF with Single Stage GSZ, SSZ, & ASZ Heat Pumps MBE/AEPF with TWO Stage ASX & DSX Condensers Sequence of Operation MBE/AEPF with TWO Stage ASZ & DSZ Heat Pump Units Electric Heater Optional Item 61B Checking Heater Fuse Link Optional Electric Heaters 61A Checking Heater Limit ControlsFormulas Refrigeration Repair Practice Leak Testing Nitrogen or NITROGEN-TRACEDEvacuation Brazing Materials Evacuation Charging Checking Compressor Efficiency Final Charge Adjustment TXV Valves 105B Thermostatic Expansion Valve Pressure vs. Temperature Chart 410A Required Liquid Line Temperature Underfeeding OverfeedingSuperheat Checking Subcooling Checking Expansion Valve Operation 109A TWO Speed ApplicationFixed Orifice Restrictor Devices Subcooling Formula = Sat. Liquid Temp. Liquid Line Overcharge of Refrigerant Checking Restricted Liquid LineNON-CONDENSABLES Compressor Burnout Refrigerant Piping Accessories for lines greater than 80 feetLong Line SET Application R-410A Tube Sizing Installation Requirements Initial System Charging AIR Handler External Static Total External Static Coil Static Pressure DropStatic Pressure Drop ALL Fuel System AFE18-60A Control Board Accessories Wiring Diagrams 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