Samsung AM112KN4DEH/TL - User Manual

SYSTEM AIRCONDITIONER CONTENTS
SYSTEM AIRCONDITIONER
AM112/140JNCDKH/EU
AM015/022/028/036/045/056/071/082JNVDKH/EU
AM015/022/028/036/045/056/071/082JNADKH/EU
AM015/022/028/036/045/056/071/082JNVDEH/TK
AM036FN1DEH/TL
AM056/071FN1DEH/TL
AM056/071FN2DEH/TL
AM045/056/071/090/112/128/140FN4DEH/TL
AM045/056/071/090/112/128/140FN4DEH/TS
AM045/056/071/090/112/128/140KN4DEH/TL
AM022/028/036/045/056/060FNNDEH/TL
AM022/028/036/045/056/071FNLDEH/TL
AM056/071/090/112/128/140FNMDEH/TL
AM022/028/036/045/056/071/082JNVDKH/TL
AM140/220/280JNEPEH/EU
AM012/018/024/030/036/048/054/060/072JNZDCH/AA
AM160KNMDEH/EU, AM022/045KNJDEH/EU
AM140/280JNPDKH/TK
AM015/022/028/036/045/056/071KNTDEH/EU
AM015/022/028/036/045/056/071KNQDEH/EU
AM022/028/036/045/056/071KNQDEH/TL
AM007/009/012/018/020/024KNTDCH/TC
AM007/009/012/018/020/024KNQDCH/TC
AM017/022/028/036KNLDEH/EU
AM045/056/071/090/112/128/140KN4DEH/AR
AM022/028/036KNLDEH/TK
AM022/028/036KNLDEH/TL
AM036/056/071MNFDEH/EU
AM140/220/280MNEPEH/EUAM093MNQDEH/EU
AM093MNQDEH/TK
AE022/028/036/056MNLDEH/EU
AE071/090MNMPEH/EU
AE022/028/036/056/071MNADEH/EU
AE022/028/036/056MNJDEH/EU
AM017/022NN1PEH/EU
AM022/028/036/056/071NN1DEH/
66
AM022/028/036/045/056/071/082JNADKH/TS
AM022/028/036/045/056/071/082JNVDKH/TS
AM093MNQDEH/TS
AM022/028/036/045/056/060FNNDEH/TS
AM112/128/140FNHDEH/TS
AM180/224JNHFKH/TS
AM036/045/056/071/090/112/128/140HNMPKH/TS
AM112/128/140HNHPKH/TS
AM022/028/036/045/056/071/090/112/128/140KNMDEH/TS
AM160KNMDEH1TS
AM017/022/028/036/045/056/071/090/112/128/140KNLDEH/TS
AM056/071FNCDEH/TS
AM112/140JNCDKH/TS
AM028/036/045HNNDEH/TL
INDOOR UNIT
AM017/022HN1DEH/EU
AM022/028/036FN1DEH/EU
AM071JN1DEH/EU, AM056/071FN2DEH/EU
AM045/056/071/090/112/128/140/FN4DEH/EU
AM045/056/071/090/112/128/140/FN4DEH/AR
AM045/056/071/090/112/128/140KN4DEH/EU
AM022/028/036/045/056/060FNNDEH/EU
AM015HNNDEH/EU
AM112/128/140/220/280FNHDEH/EU
AM036/056/071FNFDEH/EU
AM050/100FNKDEH/EU
AM017/022/028/036/045/056/071/090/112/128/140FNLDEH/EU
AM022/028/036/045/056/071/090/112//128/140FNMDEH/EU
AM056/071FNCDEH/EU
AM028/036/056FNJDEH/EU
AM022/028/036/056/071FNTDEH/EU
AM015HNTDEH/EU
AM022/028/036/045/056/071FNQDEH/EU
AM015HNQDEH/EU
AM160FNBFEB/EU,250FNBFEB/EU
AM160FNBFGB/EU,250FNBFGB/EU
AM160FNBDEH/EU,320FNBDEH/EU,500FNBDEH/EU
AM036/045/056/071/090/112/128/140HNMPKH/EU
AM112/128/140 HNHPKH/EU
AM180/224JNHFKH/EU
1. Precautions
2. Product Specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram and Parts List
6. Wiring Diagram
7. Reference Sheet

Summary

1. Precautions

1-1 Precautions for the Service

Proper procedures for handling electrical parts, harness connections, and assembly.

1-2 Precautions for the Static Electricity and PL

Guidelines for handling PCBs and maintaining distance from electronic devices to prevent damage.

1-3 Precautions for the Safety

Essential safety measures, including handling power plugs with wet hands and damaged power lines.

1-4 Precautions for Handling Refrigerant for Air Conditioner

Safety guidelines for handling refrigerant, including environmental and personal safety measures.

1-5 Precautions for Welding the Air Conditioner Pipe

1-6 Precautions for Additional Supplement of Air Conditioner Refrigerant

2. Product Specifications

2-1 Product Specifications

Detailed specifications for various indoor units, including cooling/heating capacities, power input, and dimensions.

3. Disassembly and Reassembly

Necessary Tools

List of essential tools required for disassembly and reassembly procedures.

3-1 Indoor Unit

Procedures for disassembling and reassembling indoor units.

4. Troubleshooting

4-1 Check-up Window Description

Overview of the check-up window and its functions on the indoor unit.

4-2 Service Operation

4-3 Troubleshooting

Detailed troubleshooting guide for various error codes and symptoms.

4-3-3 What to check before diagnosis

4-4 Appropriate Measures for Different Symptom

Measures to address specific operational symptoms and errors.

4-4-1 Outdoor Unit Operation Flow

4-4-2 Main PCB has no power phenomenon

Troubleshooting steps for main PCB power issues.

4-4-3 Indoor Unit ROOM sensor Error (Open;Short)

Diagnosing and resolving indoor room sensor errors.

4-4-4 Indoor unit EVAP IN sensor Error (Open;Short)

Troubleshooting indoor EVAP IN sensor errors.

4-4-5 Indoor Heat Exchangers EVA OUT sensor dislocation error (Open;Short)

Troubleshooting EVA OUT sensor dislocation errors in the heat exchanger.

4-4-9 Electronic Expansion Valve opening malfunction (2 nd stage) - E135

Troubleshooting electronic expansion valve opening malfunctions.

4-4-10 Breakdown of EEV (2 nd)

Diagnosing and resolving EEV breakdown issues.

4-4-12 EEV(Electronic Expansion Valve) opening malfunction (2 nd stage)

Troubleshooting EEV opening malfunctions.

4-4-14: Detection of Floating Switch of Indoor Units Drain Pump

Diagnosing drain pump floating switch errors.

4-4-17 EEPROM error

Troubleshooting EEPROM errors.

4-4-21 Error due to incorrect Indoor Unit Power;Communication Cable Connection

Resolving errors from incorrect power or communication cable connections.

4-4-24 Communication Error between Indoor and Outdoor Units during Tracking

Diagnosing communication errors during unit tracking.

4-4-27 Communication Error between MCU and Outdoor Unit

Troubleshooting communication errors between MCU and outdoor unit.

4-4-28 Internal PCB Communication error of the Outdoor Unit C-Box

Troubleshooting internal PCB communication errors in the outdoor C-Box.

4-4-31 MCU branch part setup error - inconsecutive connection with the use of 2 branch parts

4-4-33 MCU branch part setup error - non-installed address setup

4-4-39 Outdoor Temperature Sensor Error

Diagnosing and resolving outdoor temperature sensor errors.

4-4-40 Outdoor Temperature dislocation error

Troubleshooting outdoor temperature sensor dislocation errors.

4-4-41 Cond Out Temperature Sensor Error (Open;Short)

Diagnosing Cond Out temperature sensor errors.

4-4-42 Outdoor Cond Out sensor breakaway error

Troubleshooting outdoor Cond Out sensor breakaway errors.

4-4-43 Digital Compressor Discharge Temperature Sensor Error (OPEN;SHORT)

Diagnosing digital compressor discharge temperature sensor errors.

4-4-44 Constant Rate Compressor Discharge Temperature Sensor Error (OPEN;SHORT)

Troubleshooting constant rate compressor discharge temperature sensor errors.

4-4-45 Compressor Discharge or Top 1;2 Temperature sensor error

Diagnosing compressor discharge or top temperature sensor errors.

4-4-46: Dislocation error of Compressor SUMP Temperature (oil temperature) Sensor

Troubleshooting compressor sump temperature sensor dislocation errors.

5. PCB Diagram and Parts List

5-1 Indoor Unit

6. Wiring Diagram

6-1 Indoor

7-2 Pump-down Method

7-2-1 Precautions for Pump-down

7-2-2 For Single Installation of Outdoor Unit (Only One Outdoor Unit Installed)

7-2-3 When Two or More Outdoor Units are Installed

7-3 How to Put Refrigerant in Refrigerant Container

7-3-1 How to put refrigerant in container before pump-down

Samsung AM112KN4DEH/TL Specifications

General

Brand	Samsung
Model	AM112KN4DEH/TL
Category	Air Conditioner
Language	English