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Samsung AC024BNHDCH User Manual

Samsung AC024BNHDCH
330 pages
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AIR CONDITIONER CONTENTS
SYSTEM AIR CONDITIONER
SINGLE for North America(R-410A, Heat Pump and Cooling Only)
1. Precautions
2. Product Specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram and Parts List
6. Wiring Diagram
7. Reference Sheet
AC009BNLDCH
AC012BNLDCH
AC018BNLDCH
AC009BNHDCH
AC012BNHDCH
AC018BNHDCH
AC024BNHDCH
AC030BNHDCH
AC036BNHDCH
AC042BNHDCH
AC048BNHDCH
AC009BN1DCH
AC012BN1DCH
AC018BN1DCH
AC009BNNDCH
AC012BNNDCH
AC018BNNDCH
AC018BN4DCH
AC024BN4DCH
AC030BN4DCH
AC036BN4DCH
AC042BN4DCH
AC048BN4DCH
AC018BN6DCH
AC024BN6DCH
AC030BN6DCH
AC036BN6DCH
AC042BN6DCH
AC048BN6DCH
AC018BNADCH
AC024BNADCH
AC030BNTDCH
AC036BNTDCH
AC009BNJDCH
AC012BNJDCH
AC018BNJDCH
AC018BNZDCH
AC024BNZDCH
INDOOR UNIT OUTDOOR UNIT
AC030BNZDCH
AC036BNZDCH
AC042BNZDCH
AC048BNZDCH
AC018KNZDCH
AC024KNZDCH
AC030KNZDCH
AC036KNZDCH
AC042KNZDCH
AC048KNZDCH
AC009BXADCH
AC012BXADCH
AC018BXADCH
AC024BXADCH
AC030BXADCH
AC036BXADCH
AC042BXADCH
AC048BXADCH
AC018BXSCCC
AC024BXSCCC
AC030BXSCCC
AC036BXSCCC
AC030BXSCCH
AC036BXSCCH

Table of Contents

Other manuals for Samsung AC024BNHDCH

Questions and Answers:

Samsung AC024BNHDCH Specifications

General IconGeneral
BrandSamsung
ModelAC024BNHDCH
CategoryAir Conditioner
LanguageEnglish

Summary

Precautions for Air Conditioner Service and Safety

Safety Precautions

Warnings regarding electrical shock, damaged parts, and grounding.

Precautions for Refrigerant Handling

Safety and environmental considerations for refrigerant release and handling.

Precautions for Pipe Welding

Safety measures for welding air conditioner pipes, including refrigerant removal.

Samsung Air Conditioner Product Specifications

Disassembly and Reassembly Procedures

Indoor Unit Disassembly - 1Way CST

Step-by-step guide for disassembling the panel and filter of 1Way CST indoor units.

Indoor Unit Disassembly - Panel and Filter (Continues)

Continuation of indoor unit disassembly, focusing on grille, clip wire, and connectors.

Indoor Unit Disassembly - Motor and Hinges

Steps for removing step motor, hinges, sensors, and guide air components.

Indoor Unit Disassembly - PCB and Drain Sub

Procedures for separating connectors on the PCB and the drain sub.

Indoor Unit Disassembly - Heat Exchanger and Fan Motor

Steps for removing screws from heat exchanger, indoor sensor, and fan motor cover.

Indoor Unit Disassembly - Cross Fan and Drain Pump

Procedures for separating cross fan, drain pump, and drain hose.

Indoor Unit Disassembly - 1Way CST (AC018BN1DCH)

Disassembly steps for panel and filter of 1Way CST AC018BN1DCH model.

Indoor Unit Disassembly - 4way Cassette (Panel)

Procedures for opening the grille, detaching clips, removing screws, and separating the panel.

Indoor Unit Disassembly - 4way Cassette (Drain Pan)

Steps for separating the panel, drain pan screws, hooks, and caution for heat exchanger board.

Indoor Unit Disassembly - Electrical Equipment Parts

Procedures for removing screws from electrical parts, disconnecting connectors, and separating them.

Indoor Unit Disassembly - Heat Exchanger

Procedures for removing screws from heat exchanger, separating sensors, EEV connector, and expansion coil.

Indoor Unit Disassembly - 4way CST (Panel)

Procedures for opening the panel, detaching safety clips, removing screws, and disconnecting wires.

Indoor Unit Disassembly - 4way CST (Panel & Control Box)

Steps for disassembling panel bolts, steel hangers, and control box screws.

Indoor Unit Disassembly - 4way Cassette (Bell-Mouth and Drain Pan)

Procedures for unscrewing bell-mouth and drain pan screws.

Indoor Unit Disassembly - 4way CST (600x600) Panel

Procedures for pulling hooks, detaching safety clips, removing screws, and disconnecting wires.

Indoor Unit Disassembly - 4way CST (Blade and Display PBA)

Steps for removing hinge-blade, cover display, and cover PBA.

Indoor Unit Disassembly - Humidity Sensor and Step Motor

Procedures for removing humidity sensor, cover motor screws, and step motor.

Indoor Unit Disassembly - Control Box

Steps for disconnecting connectors, removing ground screw, and separating control box.

Indoor Unit Disassembly - Bell-Mouth and Drain Pan

Procedures for unscrewing bell-mouth and drain pan screws.

Indoor Unit Disassembly - 360 Cassette (Ceiling Type Panel)

Procedures for disassembling ceiling type panels, including screws and hooks.

Indoor Unit Disassembly - 360 Cassette (Open Type Panel & Control Box)

Steps for rotating grille, removing safety clips, and control box screws.

Indoor Unit Disassembly - 360 Cassette (Control Box Cover)

Procedures for removing control box screws, pulling covers, and avoiding hooks.

Indoor Unit Disassembly - Control Box and Top Cover

Steps for separating connectors, removing ground screw, and separating top cover.

Indoor Unit Disassembly - Drain Pump & Hose

Steps for removing screws from drain pump, separating drain hose.

Indoor Unit Disassembly - Fan & Motor

Procedures for removing hex nuts from fan motor, separating motor wires, and cross fan.

Indoor Unit Disassembly - Evaporator

Steps for unfastening evaporator screws, holder pipe, bracket-evap, holder evap, and fixing earth screw.

Indoor Unit Disassembly - Fan Motor & Cross Fan

Procedures for loosening holder motor screws, unfastening screws, and pulling motor fan and cross fan.

Troubleshooting Air Conditioner Issues

Diagnostic Checklist

Guide for diagnosing issues using test operation modes and display indications.

Test Operation and Check Modes

Explanation of test operation modes (K1, K2, K3) and display indications.

Test Operation Modes - Display Contents

Detailed table of display contents for different test modes (SEG1-SEG4).

Test Operation Modes - Version Check & Address

Procedures for version check and address setting using K4 short and long push.

Setting Outdoor Unit Options and Address Manually

Guide for manually setting outdoor unit options and addresses via the remote.

Auto Check Procedure

Step-by-step guide for performing the Auto Check self-diagnosis function.

Indoor Unit Error Codes

List of indoor unit error codes and corresponding LED display patterns.

Indoor Unit Error Codes (Causes and Measures)

Detailed causes and measures for indoor unit errors, including product operation with error.

Abnormal Conditions - 4way Cassette (600x600)

Table of abnormal conditions and LED lamp display for 4way Cassette (600x600).

Abnormal Conditions - 1way Cassette

Table of abnormal conditions and LED lamp display for 1way Cassette models.

Abnormal Conditions - Home Duct and Duct S

Abnormal conditions and indicator status for Home Duct and Duct S units.

Abnormal Conditions - RAC (AC***BNADCH)

List of abnormal conditions and error codes for RAC (AC***BNADCH) units.

Abnormal Conditions - RAC (AC***BNTDCH)

List of abnormal conditions and error codes for RAC (AC***BNTDCH) units.

Abnormal Conditions - Console (AC***BNJDCH)

Abnormal conditions and LED display for Console (AC***BNJDCH) units.

Error Codes - Floating Switch and EEPROM

Troubleshooting for float switch errors, EEPROM errors, and incompatible indoor units.

Troubleshooting by Symptoms

General section for troubleshooting symptoms.

Indoor Temperature Sensor Error (E121)

Troubleshooting steps for E121 error, including checking connections and resistance.

Indoor Heat Exchanger Sensor Error (E122)

Troubleshooting for E122/E123 errors, checking sensor connector, resistance, and PCB.

Indoor Float Sensor Error (E153)

Troubleshooting steps for E153 error, checking water level, drain pump, and PCB.

Indoor Fan Error (E154)

Troubleshooting for E154 error, checking motor connector, rotation, voltage, and PCB.

EEPROM Circuit Failure (E162)

Troubleshooting for E162 error, checking EEPROM assembly, soldering, and replacing PBA.

Communication Error After Tracking (E202)

Troubleshooting for E202 error, checking PCB response, communication wires, and PCB.

Outdoor Unit Power Not ON Diagnosis

Initial diagnosis steps for outdoor unit power issues, checking connections and power parts.

Outdoor Unit Power Not ON Diagnosis (Continued)

Further diagnosis for outdoor unit power issues, checking power parts and fan motor connector.

Indoor/Outdoor Communication Error (E202)

Troubleshooting communication errors between indoor and outdoor units, checking wires and PCBs.

Communication Error Troubleshooting - IC Measurement

Measuring communication IC and TVS-Diode for communication errors.

Outdoor Unit INV/MAIN MICOM Communication Error (E203)

Troubleshooting communication errors between outdoor unit INV and Main MICOM, checking power and PCB.

Outdoor Sensor Errors (E221, E231, E251, E320)

Troubleshooting for outdoor sensor errors, checking connectors, resistance, and PCB.

Compressor Freezing Control Error (E403)

Troubleshooting for E403 error, checking indoor fan/motor, heat exchanger sensor, and air inlet.

Pipe Blockage Error (E422)

Troubleshooting for E422 error, checking service valves, piping, EEV, and sensors.

Outdoor Unit Fan Error (E458, E475)

Troubleshooting for outdoor fan errors, checking power, connectors, resistance, and PCB.

Compressor Starting/Rotation Error (E461, E467)

Troubleshooting for compressor starting issues, checking power, wiring, resistance, and noise.

Compressor Starting/Rotation Error Troubleshooting

Continued troubleshooting for compressor errors, checking wires and PCB replacement.

Full Current / PFC Over-Current Error (E462, E484)

Troubleshooting for current errors, checking installation, obstacles, and PCB.

IPM Over Current Error (E464)

Troubleshooting for IPM over current errors, checking installation, wiring, and PCB.

IPM Over Current Error Troubleshooting

Continued troubleshooting for IPM errors, checking service valve, compressor wires, and temperature sensor.

IPM Over Current Error Troubleshooting (Compressor Wires)

Further troubleshooting for IPM errors, focusing on compressor wire connections and PCB replacement.

DC LINK Error (E466, E483, E488)

Troubleshooting for DC LINK errors, checking power connection, fuses, reactor, and terminal block.

DC LINK Error Troubleshooting (Terminal Block)

Continued troubleshooting for DC LINK errors, checking terminal block screws and power wire connections.

Gas Leakage Error (E554)

Troubleshooting for gas leakage errors, checking installation, service valve, EVA sensor, and refrigerant.

Gas Leakage Error Troubleshooting

Continued troubleshooting for gas leakage, checking installation, service valves, and refrigerant.

Wiring Diagrams for Air Conditioners

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