Bryant R-22 service manual Table of Contents TWO Stage NON-COMMUNICATING, TWO Stage Communicating

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TABLE OF CONTENTS (CONTINUED)

TWO STAGE NON-COMMUNICATING

127A / 226A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67-69 OPERATING AMBIENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67 Airflow Selections (ECM Furnaces) . . . . . . . . . . . . . . . . . . . . . 67

Airflow Selection for Variable Speed Furnaces (non-communicating) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

Airflow Selection for FV4C Fan Coils (non-communicating) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

SYSTEM FUNCTION AND

SEQUENCE OF OPERATION . . . . . . . . . . . . . . . . . . . . . . . . 68 CHECK CHARGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

TWO STAGE COMMUNICATING

167A/266A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70-77 OPERATING AMBIENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 MODEL PLUG . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 Airflow Selections for ECM Furnaces (non-comm) . . . . . . . . . 70

Airflow Selection for VS Furnaces (non-comm) . . . . . . . . . . . 70

Airflow Selection for FV4C Fan Coils Using Non-Comm (Non-Evolution) Thermostats . . . . . . . . . . . . . . . . . . . . . . . . . 70

GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . 71-72 CHECK CHARGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 MAJOR COMPONENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73

SYSTEM FUNCTION AND SEQUENCE OF OPERATION . 74 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . 75-77 CARE AND MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . 78 PURON QUICK REFERENCE GUIDE . . . . . . . . . . . . . . . . . 79 AC TROUBLESHOOTING CHART . . . . . . . . . . . . . . . . . . . . 80

HP TROUBLESHOOTING CHART - HEATING CYCLE . . 81 HP TROUBLESHOOTING CHART - COOLING CYCLE . . 82 INDEX OF TABLES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83

UNIT IDENTIFICATION

Troubleshooting Charts for Air Conditioners and Heat Pumps are provided in the appendix at back of this manual. They enable the service technician to use a systematic approach to locating the cause of a problem and correcting system malfunctions.

This section explains how to obtain the model and serial number from unit rating plate. These numbers are needed to service and repair the Puronr and R-22 air conditioner or heat pump. Model and serial numbers can be found on unit rating plate.

AIR CONDITIONER AND HEAT PUMP MODEL NUMBER NOMENCLATURE

1

 

2

3

4

5

6

7 8 9

10

11

12

1

 

1

3

A

N

A

036

 

N

N

N

 

 

 

 

 

 

 

 

 

 

 

Type

 

Tier

SEER

Major

Voltage

Variations

Cooling

0

0

0

 

Series

Capacity (Tons)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N = 208/230-- 1

 

018 =

1-- 1/2

 

 

 

 

1

= Legacy RNC

3 = 13 SEER

 

A = Standard

024 =

2

 

 

 

 

 

or 208-- 230-- 1

 

 

 

 

4 = 14 SEER

 

030 =

2-- 1/2

 

 

 

1 = AC

2

= Legacy

A = Puron

P = 208/230-- 3

C = Coastal

Open

Open

Open

5 = 15 SEER

036 =

3

2 = HP

6

= Preferred

R = R-- 22

or 208-- 230-- 3

F = Full Featured

6 = 16 SEER

042 =

3-- 1/2

 

 

 

 

8

= Evolution

 

E = 460-- 3

G = Dense Grill

 

 

 

 

8 = 18 SEER

 

048 =

4

 

 

 

 

 

 

 

T = 575-- 3

 

 

 

 

 

 

 

 

 

 

060 =

5

 

 

 

 

 

 

 

 

 

 

 

 

 

SERIAL NUMBER NOMENCLATURE

 

01

 

06

 

E

 

 

00001

 

 

Week of Manufacture

 

 

 

 

 

 

 

 

 

 

 

 

Serial Number

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Manufacturing Site

 

Year of Manufacture

 

 

 

 

 

 

E = Collierville TN

 

 

 

 

 

 

 

X = Monterey Mexico

 

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Contents Table of Contents Application GuidelineAIR Conditioner and Heat Pump Model Number Nomenclature Table of Contents TWO Stage NON-COMMUNICATINGTWO Stage Communicating Serial Number NomenclatureIntroduction Safety ConsiderationsInstallation Guideline Required Field-Installed Accessories for Heat Pumps AccessoriesRequired Field-Installed Accessories for Air Conditioners Accessory Descriptions Base / Mid-Tier / Deluxe 4-sided Baffle Assembly LOW-AMBIENT Cooling GuidelineDeluxe 3-sided Baffle Assembly and Dimensions Basic Cabinet Designs Cabinet AssemblyLong Line Guideline Access Compressor Or Other Internal Cabinet Components Legacy RNC and Legacy Line Control Box Identification Labeling Figure LabelsContactor Aluminum WireElectrical CapacitorCycle Protector Time-Delay RelayCrankcase Heater Pressure Switches Personal Injury HazardDefrost Thermostat Defrost Control BoardIf defrost thermostat is stuck closed Troubleshooting HK32EA001 If outdoor unit will not runDefrost Speedup If defrost thermostat is stuck openCooling Five-Minute Compressor DelayQuiet Shift HeatingCompressor Plug Troubleshooting HK32EA003Fan Motor Low-Voltage TerminalsLocked Rotor Compressor FailuresMechanical Failures Runs, Does Not PumpNoisy Compressor Split Post Grommet part number KA75UG100Unit Personal Injury Hazard Single-Phase MotorsElectrical Failures Compressor Oil Refrigeration SystemRefrigerant Brazing Synthetic Roof Precautionary ProcedureServicing Systems on Roofs With Synthetic Materials Oil ChargingPersonal Injury and Unit Damage Hazard Service Valves and PumpdownPumpdown Procedure Heating Piston AccuRaterr Heat Pumps Only AccuRaterr Components Used in R-22 Heat PumpsReversing Valve Reversing Valve Heating Mode, Solenoid De-EnergizedSuction Line Filter Drier Install Liquid-line Filter Drier Indoor ACLiquid Line Filter Drier Accumulator AccumulatorTXV Operation Install TXVThermostatic Expansion Valve TXV Unit Operation HazardReplacing TXV on Indoor Coil post-2006 Make Piping ConnectionsReplacing TXV on an Indoor Coil pre-2006 Personal Injury and Environmental HazardCoil Removal Refrigeration System RepairLeak Detection Fire HazardCompressor Removal and Replacement System Clean-Up After BurnoutDeep Vacuum Method Check ChargeEvacuation Low Superheat with Normal or Low Suction Pressure Troubleshooting with SuperheatBasic Diagnostics Low Superheat with High Suction PressurePseudo Evaporator Superheat Instructions High Superheat with Normal or High Suction PressureHunting Superheat Puron System Suction Pressure Drop Example22 System Suction Pressure Drop PuronrRefrigerant Pressure Temperature Chart Psig22 Refrigerant Pressure Temperature Relationship PsigPuron Subcooling Chart Liquid Line Temperature F Liq Press Subcooling F PsigPuron Superheat Chart Superheat F Psig22 Subcooling Chart Liquid Line Temperature F PT F Subcooling F Pres Psig22 Superheat Chart Model Plug TWO-STAGEApplication Guidelines Model Plug InformationDefrost General InformationLow Ambient Cooling Airflow Selection for 315AAV/355AAV FurnacesForced Defrost Liquid-Line Solenoid AccessoryDefrost Hold All 286A units must be charged in high stage onlyUtility Interface With Evolution Control One Minute Stage Change Time Delay on 286ANA/187ANA ModelsCooling and Heating Operation Compressor Operation on 286ANA/187ANA ModelsECM Fan Motor Troubleshooting Outdoor Fan Motor OperationThermistors Time DelaysMuffler, Accumulator, Reversing Valve RVS Control BOX Troubleshooting Compressor Voltage Sensing 230V Line Power Disconnect Detection230v Brown-Out Protection Defeated Contactor Shorted DetectionFailed Thermistor Default Operation Unloader Test ProcedureTemperature Thermistors Thermistor Sensor ComparisonTroubleshooting Status CodesEdge Thermidistat Models T6-PRH-01 or T6-NRH-01 TWO-STAGE 286B/289B/180B/187B General Information Heating Check Chart Procedure All 286B units must be charged in high stage onlyCompressor Operation on 289B/180B Models Low Stage High Stage Low & High Model Control Box Incoming PowerTroubleshooting 187B & 286B Start Circuit Contactor And CapacitorTroubleshooting HK38EA015 circuit board 286B Models Compressor Thermal Cutout 289B Compressor Thermal CutoutOutdoor Coil Thermistor OCT Attachment Status Codes Single Stage Furnace with 2-Stage Air Conditioner Airflow Selections ECM Furnaces TWO Stage NON-COMMUNICATING 127A/226AOperating Ambient Airflow Selection for FV4C Fan Coils non-communicatingDefrost Speedup System Function and Sequence of OperationCompressor Operation Check Charge Indoor Thermostat Control Options TWO Stage Communicating 167A/266AAirflow Selections for ECM Furnaces non communicating Evolution Controlled Low Ambient Cooling Defrost HoldMajor Components For Evolution Control only, Green communications Comm Light Communication and Status Function LightsOutdoor Fan Motor Operation 2230V Brown-Out Protection Defeated No 230V at Compressor Contactor Thermistor CurveOutdoor Coil Thermistor OCT Attachment 167A / 266A Troubleshooting Status CodesCare and Maintenance Final Check-Out Puronr R-410A Refrigerant Quick Reference GuideAIR Conditioner Troubleshooting Chart Heat Pump Troubleshooting Heating Cycle Heat Pump Troubleshooting Cooling Cycle TWO-STAGE 286A/288A 180A/187A Index of TablesDescription Table # TWO-STAGE 286B/288B 180B/187BCatalog No. SM01---6
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R-22 specifications

The Bryant R-22 stands out in the landscape of residential heating and cooling systems with its combination of efficiency, durability, and modern technology. Designed primarily for homeowners seeking comfortable climate control solutions, the R-22 model delivers consistent performance throughout varying seasonal extremes.

One of the main features of the Bryant R-22 is its high energy efficiency. Rated with a SEER (Seasonal Energy Efficiency Ratio) that meets or exceeds industry standards, this air conditioning unit is designed to reduce energy consumption while providing optimal cooling. This not only helps in lowering monthly utility bills but also promotes environmentally responsible usage.

Another notable characteristic is the unit's durability. Constructed with a robust cabinet and high-quality components, the R-22 is built to withstand the rigors of daily use, with protective features that enhance its longevity. The cabinet comes with a powder-coated finish that resists corrosion and harsh weather conditions, ensuring that the unit stays functional and aesthetically pleasing for years.

The Bryant R-22 also incorporates advanced technology to improve user experience. One such innovation is the SmartSet technology, which allows homeowners to program their unit to optimize comfort levels according to their specific needs. This programmable capability enhances energy savings and ensures that the home remains at the desired temperature when residents are present.

Moreover, the unit features a Quiet Operating System that significantly reduces noise levels, making it suitable for residential areas where noise might be a concern. The design minimizes vibrations and optimizes airflow, creating a comfortable environment without disruptive sounds.

For added convenience, the Bryant R-22 is compatible with various thermostat options, including Wi-Fi-enabled models. This allows users to control their home's climate from anywhere using a smartphone app, facilitating effortless adjustments and monitoring of energy usage.

Finally, the Bryant R-22 is backed by a solid warranty, providing peace of mind for homeowners. This commitment to quality and customer satisfaction is a testament to Bryant’s dedication to producing reliable and efficient HVAC solutions. Overall, the Bryant R-22 is an exemplary choice for those looking to enhance their home comfort with the latest in HVAC technology.
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