Manuals / Friedrich / Household Appliance / Air Conditioner

Friedrich R-410A service manual Table Of Contents, Sealed Refrigeration System Repairs, 14-17

Models: R-410A

1 32

Page 2

Table Of Contents
Important Safety Information	2-4
Introduction	4
Unit Identification	5
Hazardgard Application	6
Performance Specifications and Installation Data	7
Electrical Data	8
HazardGard Special Features	9
Component Definitions	10
Component Testing	11-12
R-410A Sealed System Repair Considerations	13
Sealed Refrigeration System Repairs	14-17
Refrigerant Charging	14-17
Compressor Checks	18-19
Compressor Replacement	19-20
Routine Maintenance	21-22
Performance Test Data Sheet	23
Troubleshooting	24-26
Wiring Diagram and Schematic	27
Warranty	28
Technical Assistance	29

Page 2

Image 2

Contents

Hazardous Duty Room Air Conditioner R-410AModelsCool Only Sealed Refrigeration System Repairs Table Of ContentsCompressor Replacement 14-17ELECTRICAL HAZARDS IMPORTANT SAFETY INFORMATIONPERSONAL INJURY OR DEATH HAZARDS REFRIGERATION SYSTEM HAZARDS MECHANICAL HAZARDSFIRE DAMAGE HAZARDS INTRODUCTIONPROPERTY DAMAGE HAZARDS WATER DAMAGE HAZARDSS H 15 M 3 0 A Unit Identification Model Number CodeRAC Serial Number Identification Guide 1st Digit - FunctionHAZARDOUS DUTY HAZARDGARD APPLICATIONIdeal applications Cooling Performance Data Specifications and PERFORMANCE DATAInstallation Information SpecicationsTime Delay Fuse electrical DATAelectrical REQUIREMENTS ELECTRIC SHOCK HAZARDExclusive HAZARDGARD SPECIAL FEATURESControl Panel Operating Temperature Code T3BB. Electrical components COMPONENT DEFINITIONSA. Mechanical components C. Hermetic componentsCapacitor Check with Capacitor Analyzer COMPONENT TESTINGCapacitor Connections ELECTRIC SHOCK HAZARDLOW AMBIENT BYPASS VALVE TESTING THE THERMOSTATTHERMOSTAT ELECTRIC SHOCK HAZARDR-410ASEALED SYSTEM REPAIR CONSIDERATIONS Refrigeration system under high pressureEQUIPMENT MUST BE CAPABLE OF R-410ASEALED REFRIGERATION SYSTEM REPAIRSEQUIPMENT REQUIRED RISK OF ELECTRIC SHOCKFREEZE HAZARD Method Of Charging / RepairsBURN HAZARD BURN HAZARDELECTRIC SHOCK HAZARD Undercharged Refrigerant SystemsOvercharged Refrigerant Systems HIGH PRESSURE HAZARDRestricted Refrigerant System Single Phase Running and L.R.A. Test COMPRESSOR CHECKSSingle Phase Connections Locked Rotor Voltage L.R.V. TestRecommended procedure for compressor replacement COMPRESSOR REPLACEMENTSingle Phase Resistance Test HIGH TEMPERATURESELECTRIC SHOCK HAZARD EXPLOSION HAZARDFREEZE HAZARD HIGH PRESSURE HAZARDBLOWER WHEEL / HOUSING / CONDENSER FAN / SHROUD ROUTINE MAINTENANCEEXCESSIVE WEIGHT HAZARD ELECTRIC SHOCK HAZARDSlot ROUTINE MAINTENANCE ContinuedDischarge Air Plenum SlotDATE INDOOR TEMPERATURESOUTDOOR TEMPERATURE MODELPossible Solution TROUBLESHOOTINGProblem ProblemPossible Solution TROUBLESHOOTINGProblem ProblemPossible Solution TROUBLESHOOTINGProblem ProblemELECTROMECHANICAL CONTROL COOL ONLY MODELS SH15M30-A SH20M30-AWARNING - EXPLOSION HAZARD HAZARDGARD ROOM AIR CONDITIONERS LIMITED WARRANTYLIMITED ONE YEAR PARTS WARRANTY Friedrich Air Conditioning Company P.O. BoxPost Office Box 1540 · San Antonio, Texas TECHNICAL SUPPORT CONTACT INFORMATIONFRIEDRICH AIR CONDITIONING CO 4200 N. Pan Am Expressway · San Antonio, TexasPage HG-ServMan FRIEDRICH AIR CONDITIONING COPost Office Box 1540 · San Antonio, Texas

Table Of Contents

Sealed Refrigeration System Repairs

14-17

Refrigerant Charging

Compressor Replacement