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Bryant Preferred 163A - User Manual

Bryant Preferred 163A
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Installation Instructions
163A / 165A
PREFERREDt SERIES AIR CONDITIONERS
WITH PURON
R
REFRIGERANT
1--1/2 T O 5 NOMINAL T ONS (SIZE 018 TO 060)
TM
the environmentally sound refrigerant
Fig. 1 --- 163A / 165A
NOTE: Read the entire instruction manual before starting the
installation.
TABLE OF CONTENTS
PAGE
SAFETY CONSIDERATIONS 2......................
INSTALLATION RECOMMENDATIONS 2............
INSTALLATION 3--9.14............................
Step 1 -- Check Equipment & Jobsite 3................
Step 2 -- Install on Solid Pad 3......................
Step 3 -- Clearance Requirements 3...................
Step 4 -- Operating Ambient 3.......................
Step 5 -- Install TXV 3 -- 4.........................
Step 6 -- Make Piping Connections 5 -- 7..............
Step 7 -- Make Electrical Connections 7 -- 8............
Step 8 -- Compressor Crankcase Heater 8..............
Step 9 -- Install Electrical Accessories 8..............
Step 10-- Check OCT and OAT thermistor Attachment 8..
Step 11 -- Start-- Up 9..............................
Step 12 -- Check Charge 9, 14.......................
GENERAL SEQUENCE OF OPERATION 10...........
CONTROL FUNCTIONS AND SEQUENCE OF
OPERATION 10 -- 11................................
TROUBLESHOOTING 11 -- 12........................
FINAL CHECKS 13.................................
CARE AND MAINTENANCE 13......................
SUBCOOLING TABLE 14............................
24 VOLT CONNECTION DIAGRAMS 15 -- 16...........
PURONR REFRIGERANT QUICK REF. GUIDE 17.....

Questions and Answers

  • J
    Justin CarterAug 16, 2025
    What to do if my Bryant Air Conditioner displays a pressure switch protection error?
    • L
      lucasmichaelAug 16, 2025
      If your Bryant Air Conditioner shows a pressure switch protection error, examine the refrigerant charge, outdoor fan operation, and outdoor coil for any airflow restrictions. Also, check the refrigerant charge and ensure proper indoor airflow.
  • M
    Mrs. Katelyn BassAug 19, 2025
    What to do if my Bryant Preferred 163A Air Conditioner is not getting 230V at the compressor?
    • D
      David LiSep 12, 2025
      If your Bryant Air Conditioner is not receiving 230V at the compressor, inspect the contactor, unit disconnect, or circuit breaker, and check the control box wiring.
  • Z
    zhayesAug 22, 2025
    Why does my Bryant Air Conditioner show thermal cutout?
    • Y
      yrodriguezAug 22, 2025
      A thermal cutout on your Bryant Air Conditioner can occur due to an internal compressor overload trip or a loss of high voltage to the compressor without a loss of control voltage. The control system will continue fan operation and wait 15 minutes before attempting a restart.
  • D
    Diana SmithAug 25, 2025
    What to do if my Bryant Air Conditioner shows a systems communication failure?
    • R
      ramirezanthonyAug 25, 2025
      If your Bryant Air Conditioner is showing a systems communication failure, check the wiring to the UI, indoor, and outdoor units.
  • B
    Brett BergerAug 28, 2025
    What to do if my Bryant Preferred 163A has no 230V at compressor?
    • N
      Nicole RivasAug 28, 2025
      If there is no 230V at the compressor of your Bryant Air Conditioner, check the contactor, unit disconnect or circuit breaker.
  • Z
    zcortezAug 31, 2025
    What to do if my Bryant Preferred 163A Air Conditioner control has a fault?
    • K
      Kelsey JonesAug 31, 2025
      If the control of your Bryant Air Conditioner has a fault, the control board should be replaced.
  • P
    pvaldezSep 3, 2025
    How to check thermistor sensors on my Bryant Preferred 163A Air Conditioner?
    • D
      dhamiltonSep 3, 2025
      To check the temperature thermistors on your Bryant Air Conditioner, ohm out the sensor and check the wiring.
  • M
    Megan King DDSSep 6, 2025
    What to do if my Bryant Preferred 163A detects a contactor shorted?
    • P
      plynchSep 6, 2025
      If your Bryant Air Conditioner detects a contactor shorted, check the wiring.
  • G
    Gregg BellSep 9, 2025
    How to check thermistor sensor comparison on Bryant Preferred 163A Air Conditioner?
    • K
      Kim JoyceSep 9, 2025
      To check the thermistor sensor comparison on your Bryant Air Conditioner, ohm out the sensors and check the wiring.
  • D
    Daniel NelsonSep 12, 2025
    What to do if my Bryant Preferred 163A Air Conditioner detects a contactor shorted detection?
    • V
      Valerie KennedySep 12, 2025
      If your Bryant Air Conditioner shows a contactor shorted detection, check the contactor and control box wiring.

Summary

Safety Considerations

Installation Recommendations

Installation

Check Equipment and Job Site

Verify unit, job site conditions, and specifications before proceeding with installation.

Install TXV

Instructions for installing the Thermostatic Expansion Valve (TXV) on rated indoor coils.

Make Piping Connections

Guidance on connecting refrigerant tubing, including proper sizing and filter drier installation.

Evacuate Refrigerant Tubing and Indoor Coil

Procedures for deep vacuum or triple evacuation to remove moisture and contaminants.

Make Electrical Connections

Instructions for safely connecting power and control wiring to the unit.

Compressor Crankcase Heater

Information on powering the crankcase heater before unit start-up.

Check Thermistor Attachments

Ensuring proper attachment of Outdoor Air Temperature (OAT) and Coil Temperature (OCT) thermistors.

Start-Up and Charge Check

Steps for initiating system operation and verifying refrigerant charge.

Deep Vacuum Method

Triple Evacuation Method

Major Components

Control Board

Overview of the functions controlled by the AC control board.

Field Connections

Information on connecting thermostat wires for system operation.

General Sequence of Operation

Control Functions and Sequence of Operation

Sequence of Operation

Describes cooling operation with standard or Evolution controls.

Communication and Status Lights

Explains the meaning of the green COMM and amber STATUS LEDs.

Low Ambient Cooling

Provisions for operating the unit in low outdoor temperatures.

Evolution Controlled Low Ambient Cooling

Standard Thermostat Low Ambient Cooling Mode

Troubleshooting

Systems Communication Failure

Diagnosing issues when communication between system components fails.

Pressure Switch Protection

How high and low-pressure switches protect the compressor.

Control Fault

Action to take if the outdoor unit control board fails.

24 V Brown Out Protection

Unit response to low control voltage conditions.

Compressor Thermal Cutout or Loss of 230 V Power

Response to compressor thermal overload or power loss.

Temperature Thermistors

Troubleshooting sensor failures for OAT and OCT.

Thermistor Sensor Comparison

Failed Thermistor Default Operation

Status Codes

Final Checks

Care and Maintenance

Puron (R-410 A) Refrigerant Quick Reference Guide

Bryant Preferred 163A Specifications

General IconGeneral
BrandBryant
ModelPreferred 163A
CategoryAir Conditioner
LanguageEnglish

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