Bryant R-22 service manual Application Guideline, Table of Contents

Page 1

RESIDENTIAL AIR CONDITIONERS AND HEAT PUMPS

USING R-22 AND PURONR REFRIGERANT

Application Guideline

and Service Manual

TABLE OF CONTENTS

 

 

PAGE

 

PAGE

UNIT IDENTIFICATION

. . . . . 2

MAKE PIPING CONNECTIONS

. . . . 30

SAFETY CONSIDERATIONS

. . . . . 3

REFRIGERATION SYSTEM REPAIR

. 31-33

INTRODUCTION

. . . . . 3

Leak Detection

. . . . 31

INSTALLATION GUIDELINE

. . . . . 3

Coil Removal

. . . . 31

ACCESSORIES AND DESCRIPTIONS

. . 4 - 5

Compressor Removal and Replacement

. . . . 32

LOW-AMBIENT GUIDELINE

. . 6 - 7

System Clean-Up After Burnout

. . . . 32

LONG LINE GUIDELINE

. . . . . 8

Evacuation

. . . . 33

CABINET ASSEMBLY & COMPONENTS

. 8 - 11

CHECK CHARGE

. . . . 33

ELECTRICAL

12 - 13

TROUBLESHOOTING WITH SUPERHEAT

34 - 43

Aluminum Wire

. . . . 12

TWO-STAGE 286ANA, 288ANA, 180ANA, 187ANA 44 - 56

Contactor

. . . . 12

APPLICATION GUIDELINES

. . . . 44

Capacitor

. 12-13

MODEL PLUG

. . . . 44

Cycle Protector

. . . . 13

Make Airflow Selections For 187A/286A/

 

Crankcase Heater

. . . . 13

180ANA024,36,48/180ANA060/288ANA024,36,48, 288ANA60

Using Non-communicating (Non-Evolution) Thermostats

. . . 45

Time-Delay Relay

. . . . 13

Airflow Selection for FV4 Fan Coils for 180A, 187A, 286A,

PRESSURE SWITCHES

. . . . 14

288A with serial number 3809 and later Using

 

 

 

 

DEFROST THERMOSTAT

. . . . 15

Non-Communicating (Non-Evolution) Thermostats . . . .

. . . . 45

DEFROST CONTROL BOARD

15 - 17

GENERAL INFORMATION

. 45-46

SYSTEM FUNCTION AND

 

CHECK CHARGE

. . . . 46

SEQUENCE OF OPERATION

. 17-18

SYSTEM FUNCTION AND

 

 

 

 

COPELAND SCROLL COMPRESSOR

. 19-22

SEQUENCE OF OPERATION

. 47-50

Compressor Failures

. . . . 19

TROUBLESHOOTING

. 51-55

Mechanical Failures

. 19-20

TWO-STAGE 286B/289B/180B/187B

. 56-66

Electrical Failures

. 21-22

APPLICATION GUIDELINES

. . . . 56

REFRIGERATION SYSTEM

. 22-23

MODEL PLUG

. . . . 56

Refrigerant

. . . . 22

Airflow Selections For 187B / 286B / 180B /289B Using

 

Compressor Oil

. . . . 22

Non-Communicating (Non-Evolution) Thermostats . . . .

. . . . 57

Airflow Selection For FV4 Fan Coils For 180B / 187B / 286B /

Servicing Systems on Roofs With Synthetic Materials

. . . . 23

289BUsing Non-Communicating (non-Evolution)

 

Brazing

. . . . 23

 

Thermostats

. . . . 57

Service Valves and Pump down

. 24-26

GENERAL INFORMATION

. 57-55

Liquid Line Filter Drier

. . . . 27

CHECK CHARGE

. . . . 58

Suction Line Filter Drier

. . . . 27

SYSTEM FUNCTION AND

 

Accumulator

. . . . 28

SEQUENCE OF OPERATION

. 59-62

Thermostatic Expansion Valve (TXV)

. 29-30

TROUBLESHOOTING

. 62-66

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Contents Application Guideline Table of ContentsTWO Stage Communicating Table of Contents TWO Stage NON-COMMUNICATINGAIR Conditioner and Heat Pump Model Number Nomenclature Serial Number NomenclatureInstallation Guideline Safety ConsiderationsIntroduction Required Field-Installed Accessories for Air Conditioners AccessoriesRequired Field-Installed Accessories for Heat Pumps Accessory Descriptions LOW-AMBIENT Cooling Guideline Base / Mid-Tier / Deluxe 4-sided Baffle AssemblyDeluxe 3-sided Baffle Assembly and Dimensions Long Line Guideline Cabinet AssemblyBasic Cabinet Designs Access Compressor Or Other Internal Cabinet Components Legacy RNC and Legacy Line Control Box Identification Figure Labels LabelingElectrical Aluminum WireContactor CapacitorCrankcase Heater Time-Delay RelayCycle Protector Personal Injury Hazard Pressure SwitchesDefrost Control Board Defrost ThermostatDefrost Speedup Troubleshooting HK32EA001 If outdoor unit will not runIf defrost thermostat is stuck closed If defrost thermostat is stuck openQuiet Shift Five-Minute Compressor DelayCooling HeatingFan Motor Troubleshooting HK32EA003Compressor Plug Low-Voltage TerminalsMechanical Failures Compressor FailuresLocked Rotor Runs, Does Not PumpSplit Post Grommet part number KA75UG100 Noisy CompressorElectrical Failures Single-Phase MotorsUnit Personal Injury Hazard Refrigerant Refrigeration SystemCompressor Oil Servicing Systems on Roofs With Synthetic Materials Synthetic Roof Precautionary ProcedureBrazing Oil ChargingPumpdown Procedure Service Valves and PumpdownPersonal Injury and Unit Damage Hazard AccuRaterr Components Used in R-22 Heat Pumps Heating Piston AccuRaterr Heat Pumps OnlyReversing Valve Heating Mode, Solenoid De-Energized Reversing ValveLiquid Line Filter Drier Install Liquid-line Filter Drier Indoor ACSuction Line Filter Drier Accumulator AccumulatorThermostatic Expansion Valve TXV Install TXVTXV Operation Unit Operation HazardReplacing TXV on an Indoor Coil pre-2006 Make Piping ConnectionsReplacing TXV on Indoor Coil post-2006 Personal Injury and Environmental HazardLeak Detection Refrigeration System RepairCoil Removal Fire HazardSystem Clean-Up After Burnout Compressor Removal and ReplacementEvacuation Check ChargeDeep Vacuum Method Basic Diagnostics Troubleshooting with SuperheatLow Superheat with Normal or Low Suction Pressure Low Superheat with High Suction PressureHunting Superheat High Superheat with Normal or High Suction PressurePseudo Evaporator Superheat Instructions Example Puron System Suction Pressure Drop22 System Suction Pressure Drop Psig PuronrRefrigerant Pressure Temperature ChartPsig 22 Refrigerant Pressure Temperature RelationshipLiquid Line Temperature F Liq Press Subcooling F Psig Puron Subcooling ChartSuperheat F Psig Puron Superheat ChartLiquid Line Temperature F PT F Subcooling F Pres Psig 22 Subcooling Chart22 Superheat Chart Application Guidelines TWO-STAGEModel Plug Model Plug InformationLow Ambient Cooling General InformationDefrost Airflow Selection for 315AAV/355AAV FurnacesDefrost Hold Liquid-Line Solenoid AccessoryForced Defrost All 286A units must be charged in high stage onlyCooling and Heating Operation One Minute Stage Change Time Delay on 286ANA/187ANA ModelsUtility Interface With Evolution Control Compressor Operation on 286ANA/187ANA ModelsOutdoor Fan Motor Operation ECM Fan Motor TroubleshootingMuffler, Accumulator, Reversing Valve RVS Time DelaysThermistors Control BOX Troubleshooting 230v Brown-Out Protection Defeated 230V Line Power Disconnect DetectionCompressor Voltage Sensing Contactor Shorted DetectionTemperature Thermistors Unloader Test ProcedureFailed Thermistor Default Operation Thermistor Sensor ComparisonStatus Codes TroubleshootingEdge Thermidistat Models T6-PRH-01 or T6-NRH-01 TWO-STAGE 286B/289B/180B/187B General Information All 286B units must be charged in high stage only Heating Check Chart ProcedureCompressor Operation on 289B/180B Models Low Stage High Stage Low & High Model Troubleshooting 187B & 286B Start Circuit Incoming PowerControl Box Contactor And CapacitorTroubleshooting HK38EA015 circuit board 289B Compressor Thermal Cutout 286B Models Compressor Thermal CutoutOutdoor Coil Thermistor OCT Attachment Status Codes Single Stage Furnace with 2-Stage Air Conditioner Operating Ambient TWO Stage NON-COMMUNICATING 127A/226AAirflow Selections ECM Furnaces Airflow Selection for FV4C Fan Coils non-communicatingCompressor Operation System Function and Sequence of OperationDefrost Speedup Check Charge Airflow Selections for ECM Furnaces non communicating TWO Stage Communicating 167A/266AIndoor Thermostat Control Options Defrost Hold Evolution Controlled Low Ambient CoolingMajor Components Outdoor Fan Motor Operation Communication and Status Function LightsFor Evolution Control only, Green communications Comm Light 2230V Brown-Out Protection Defeated Thermistor Curve No 230V at Compressor ContactorOutdoor Coil Thermistor OCT Attachment Status Codes 167A / 266A TroubleshootingCare and Maintenance Puronr R-410A Refrigerant Quick Reference Guide Final Check-OutAIR Conditioner Troubleshooting Chart Heat Pump Troubleshooting Heating Cycle Heat Pump Troubleshooting Cooling Cycle Description Table # Index of TablesTWO-STAGE 286A/288A 180A/187A TWO-STAGE 286B/288B 180B/187BCatalog No. SM01---6
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