Samsung AM036 User Manual

SYSTEM AIRCONDITIONER CONTENTS
SYSTEM AIRCONDITIONER
INDOOR UNIT
AM007/009/012FN1DCH/AA
AM009/012/018/020FNNDCH/AA
AM005/007KNNDCH/AA
AM009/012/018/024/030/036/048FN4DCH/AA
AM007/009/012FNLDCH/AA
AM018/024FNLDCH/AA
AM030/036/048FNLDCH/AA
AM018/024FNMDCH/AA
AM030/036FNMDCH/AA
AM048FNMDCH/AA
AM007/009/012/018/020/024FNTDCH/AA
AM007/009/012/018/020/024HNQDCH/AA
AM036/048FNHDCH/AA
AM076/096FNHDCH/AA
AM018/024FNCDCH/AA
AM048/096HNPDCH/AZ
1. Precautions
2. Product Specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram and Parts List
6. Wiring Diagram
7. Reference Sheet
AM007/009/012/015/018JNMDCH/AA
AM024/027/030/036/048/054JNHDCH/AA
AM036/048JNCDCH/AA
AM006/009/012/018/024JNFDCH/AA
AM006/009/012/018/024JNGDCH/AA
AM072/096JNESCH/AA
AM054KNMDCH/AZ
AM009/012/018/024/030/036/048KN4DCH/AA

Samsung AM036 Specifications

General

Brand	Samsung
Model	AM036
Category	Air Conditioner
Language	English

Summary

System Airconditioner

Precautions for Air Conditioner Service

Precautions for the Service

Guidelines for performing service tasks correctly and safely.

Precautions for Static Electricity and PL

Measures to prevent damage from static electricity during repair.

Precautions for the Safety

General safety rules to prevent electrical shock and fire hazards.

Precautions for Handling Refrigerant for Air Conditioner

Environmental and safety guidelines for handling refrigerants.

Precautions for Welding the Air Conditioner Pipe

Safety measures for welding refrigerant pipes.

Precautions for Additional Supplement of Air Conditioner Refrigerant

Procedures for safely adding refrigerant.

Other Precautions

Additional important service considerations and warnings.

Product Specifications

Product Specifacations

General product specifications including indoor unit details.

Indoor Unit

Specifications for indoor units, starting with Slim 1WAY cassette.

Accessory and Option Specifications

Details on available accessories and optional components.

Disassembly and Reassembly

Indoor Unit

Detailed disassembly procedures for various indoor unit types.

Slim 1 way cassette type

Procedure to disassemble the panel and filter of a Slim 1-way cassette unit.

BIG DUCT

Disassembly steps for the motor and blower assembly of a BIG DUCT unit.

Global 4way Cassette type

Disassembly steps for the panel of a Global 4-way cassette unit.

Duct type(Slim1,2)

Disassembly steps for the motor and blower of a Slim Duct (Slim 1,2) unit.

Duct type(Slim3)

Procedure to remove the filter from a Slim Duct (Slim 3) unit.

Duct type (MSP1)

Disassembly steps for the filter assembly of a Duct type (MSP1) unit.

Duct type (MSP2, HSP SMALL)

Disassembly steps for the blower and motor of a Duct type (MSP2, HSP SMALL) unit.

Duct type (MA1-Drain Pump Built-in)

Disassembly procedure for the fan parts of a MA1-Drain Pump Built-in unit.

Duct type (MA2)

Disassembly steps for the drain pan of a MA2 unit.

AM036/048JNCDCH/AA

Disassembly of electrical parts for AM036/048JNCDCH/AA models.

Evaporator

Procedure to detach the evaporator assembly from the unit.

CEILING

Disassembly of the electrical part for ceiling type units.

Drain Pan

Steps to detach the drain pan and associated components.

Drain Pan

Detailed steps for detaching the drain pan assembly.

Display PCB

Procedures for disassembling the display PCB assembly.

Wall mounted type (Neo forte)

Steps to disassemble the front grille of a wall-mounted unit.

Fan Motor & Cross Fan

Procedures to detach the fan motor from the fan assembly.

Global Mini 4way

Disassembly steps for the panel of a Global Mini 4-way unit.

PAC

Disassembly steps for the front view of a PAC unit.

ASS’Y MOTOR PART

Steps to remove blower nut and motor assembly for PAC units.

Floor Standing Type (CONCEALED)

Disassembly steps for the cabinet of a concealed floor-standing unit.

Floor Standing Type (EXPOSED)

Disassembly steps for the cabinet of an exposed floor-standing unit.

OAP Duct type

Disassembly steps for the common parts of an OAP Duct unit.

360 cassette type

Procedure to pull up and remove the panel of a 360 cassette unit.

Troubleshooting

Check-up Window Description

Explains the function of indicators on the control board.

Service Operation

Procedures for special service operations and test modes.

Special Operation

Key inputs for entering specific operation modes.

Troubleshooting

Detailed troubleshooting steps for various error codes and symptoms.

Setting Option Setup Method

Guide to setting indoor unit address and installation options.

PCB option code input method

Method for inputting PCB option codes using a remote controller.

360 cassette

Common steps for setting addresses and options for 360 cassette units.

05 series installation option(Detailed)

Detailed explanation of installation option settings for the 05 series.

What to check before diagnosis

Steps to check before diagnosing issues based on LED indicators.

Lamp combination expression method display (cassette type indoor unit)

Interpreting LED lamp displays for error detection in cassette type units.

Global 4way cassette type

LED lamp display interpretations for Global 4-way cassette units.

Ceiling type

LED lamp display interpretations for ceiling type units.

Big Ceiling

Indoor unit LED lamp display meanings for Big Ceiling units.

Wall-mounted type (Neo Forte without EEV)

LED lamp display interpretations for wall-mounted Neo Forte units.

Number Display Method (Outdoor Unit, MCU, Cable remote control, wall-mount, etc.)

How to interpret numerical displays for errors and addresses.

Diagnosis and Adjustment (Error Code)

Explanation of error codes related to indoor unit communications and settings.

Error code related to the Communications / Settings / HW(cont.)

Explanations for error codes related to communication and settings.

Appropriate Measures for Different Symptom

Specific actions to take for various operational symptoms.

Outdoor Unit Operation Flow

Flowchart for outdoor unit operation during commissioning.

Main PCB has no power phenomenon

Troubleshooting steps for a main PCB with no power.

Indoor Unit ROOM sensor Error (Open/Short)

Diagnosing and fixing errors related to the indoor room temperature sensor.

Indoor unit EVAP IN sensor Error (Open/Short)

Troubleshooting steps for EVAP IN sensor errors.

Indoor EVAP OUT sensor Error (Open/Short)

Troubleshooting steps for EVAP OUT sensor errors.

Indoor Heat Exchanger's EVAP IN sensor dislocation error

Diagnosing dislocation errors for indoor heat exchanger EVAP IN sensors.

Indoor Heat Exchanger's EVA OUT sensor dislocation error (Open/Short)

Troubleshooting steps for EVA OUT sensor dislocation errors.

Simultaneous Indoor Heat Exchanger's EVA IN, OUT sensor dislocation error (Open/Short)

Diagnosing simultaneous sensor dislocation errors in the heat exchanger.

Electronic Expansion Valve opening malfunction (2nd stage) - E 135

Troubleshooting steps for EEV opening malfunctions.

Breakdown of EEV (2nd)

Diagnosis and checking procedures for EEV breakdowns.

Problem with EEV closure (2nd)

Troubleshooting steps for EEV closure issues.

: Detection of Floating Switch of Indoor Unit's Drain Pump

Diagnosing errors related to the indoor unit drain pump floating switch.

The operational error of Indoor Unit's Fan Motor

Troubleshooting steps for indoor unit fan motor operational errors.

Mixed operation Error (Only applicable to Heat Pump Model/Not to HR model)

Understanding and resolving mixed operation errors in Heat Pump models.

EEPROM error

Troubleshooting steps for EEPROM communication failures.

Option error of the Remote Controller for an Indoor Unit

Resolving errors related to remote controller option settings.

Error due to confused use of Fahrenheit and Celsius

Correcting errors caused by mixed Fahrenheit/Celsius settings.

Simultaneous opening of Cooling/heating MCU SOL Valves 1st/2nd

Troubleshooting simultaneous MCU SOL valve issues.

Error due to incorrect Indoor Unit Power/Communication Cable Connection

Diagnosing and fixing incorrect power or communication cable connections.

SPI Feedback Error

Troubleshooting SPI feedback errors.

Outdoor Unit Pipe Inspection Error

Steps for inspecting outdoor unit piping for issues.

Communication Error between Indoor and Outdoor Units during Tracking

Resolving communication errors during unit tracking.

Communication Error between Indoor and Outdoor Units after Tracking

Troubleshooting communication errors post-tracking.

Communication error between main and sub Unit of outdoor unit or between outdoor units

Diagnosing communication errors within outdoor units.

Communication Error between MCU and Outdoor Unit

Troubleshooting MCU to outdoor unit communication errors.

Internal Communication error of the Outdoor Unit C-Box

Diagnosing internal communication errors within the outdoor unit C-Box.

Internal PCB Communication error of the Outdoor Unit C-Box

Troubleshooting internal PCB communication errors in the C-Box.

Communication Error between MCU and Outdoor Unit after Tracking is Completed

Resolving MCU to outdoor unit communication errors after tracking.

MCU branch part setup error – inconsecutive connection with the use of 2 branch parts

Troubleshooting MCU setup errors with non-consecutive branch connections.

MCU branch part setup error – Repeated setup for the same address over 3 times

Diagnosing MCU setup errors with repeated address assignments.

MCU branch part setup error – non-installed address setup

Troubleshooting MCU setup errors for non-installed addresses.

Setup Error for MCU Branch part – Setup Error for MCU Quantity Used

Resolving MCU setup errors related to incorrect MCU quantity.

MCU branch part setup error – Overlapping Indoor unit Address setup

Troubleshooting MCU setup errors with overlapping indoor unit addresses.

MCU branch part setup error – Set as being used without connection to an Indoor unit

Diagnosing MCU setup errors for unused branch parts.

MCU branch part setup error – Connect an Indoor unit to a branch part not being used

Troubleshooting MCU setup errors for connecting to unused branch parts.

MCU branch part setup error – Connect more Indoor units than what is actually set up in MCU

Resolving MCU setup errors with excess indoor unit connections.

Outdoor Temperature Sensor Error

Diagnosing and fixing outdoor temperature sensor errors.

Outdoor Temperature dislocation error

Troubleshooting outdoor temperature sensor dislocation issues.

Cond Out Temperature Sensor Error (Open/Short)

Diagnosing Cond Out temperature sensor errors.

Outdoor Cond Out sensor breakaway error

Troubleshooting outdoor Cond Out sensor breakaway errors.

Digital Compressor Discharge Temperature Sensor Error (OPEN/SHORT)

Diagnosing digital compressor discharge temperature sensor errors.

Constant Rate Compressor Discharge Temperature Sensor Error (OPEN/SHORT)

Troubleshooting constant rate compressor discharge temperature sensor errors.

Compressor Discharge or Top 1/2 Temperature sensor error

Diagnosing compressor discharge or top sensor errors.

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

Troubleshooting compressor sump temperature sensor dislocation errors.

: Suction Temperature sensor breakaway error

Diagnosing suction temperature sensor breakaway errors.

SUMP Temperature Sensor Error (OPEN/SHORT)

Troubleshooting SUMP temperature sensor errors.

High Pressure sensor error (Open/Short)

Diagnosing high pressure sensor errors.

Low Pressure sensor error (Open/Short)

Troubleshooting low pressure sensor errors.

Suction-2 Temperature Sensor Error (OPEN/SHORT)

Diagnosing suction-2 temperature sensor errors.

Liquid Pipe Temperature sensor error (Open/Short)

Troubleshooting liquid pipe temperature sensor errors.

EVI In Temperature sensor error (Open/Short)

Diagnosing EVI In temperature sensor errors.

EVI Out Temperature sensor error (Open/Short)

Troubleshooting EVI Out temperature sensor errors.

Suction-2 Temperature Sensor Error (OPEN/SHORT)

Diagnosing suction-2 temperature sensor errors.

: Comp. Down due to High Pressure Protection Control

Troubleshooting compressor shutdown due to high pressure protection.

: Comp. Down due to Low Pressure Protection Control

Diagnosing compressor shutdown due to low pressure protection.

Sump Sensor Error Due to Protection Control

Troubleshooting sump sensor errors related to protection control.

: Comp. Down due to Compressor Discharge Temperature sensor

Troubleshooting compressor shutdown due to discharge temperature sensor.

3-phase Input Wiring error

Diagnosing and fixing 3-phase input wiring errors.

: Comp. Down by Compression Ratio Control

Troubleshooting compressor shutdown due to compression ratio control.

EVI EEV Open error

Diagnosing EVI EEV open errors.

Refrigerant Leakage Error

Troubleshooting refrigerant leakage errors.

: Prohibition of the operation of Compressor due to Ooutdoor Temperature

Understanding compressor operation prohibition due to outdoor temperature limits.

High Pressure Standard Not Met before Air Conditioning (Inability to Re-operate)

Resolving issues where high pressure standards are not met before operation.

CCH Malfunction and Sump Sensor Miswiring Error

Troubleshooting CCH malfunction and sump sensor miswiring.

Fan starting error

Diagnosing and fixing fan starting errors.

Fan lock error

Troubleshooting fan lock errors.

Momentary Blackout error

Diagnosing momentary blackout errors.

Outdoor Fan Motor overheating

Troubleshooting outdoor fan motor overheating issues.

Outdoor Unit Fan Motor RPM Error

Diagnosing outdoor unit fan motor RPM errors.

Fan IPM Overheat error

Troubleshooting fan IPM overheat errors.

Over-Voltage Error of an Outdoor Fan Motor

Diagnosing over-voltage errors in outdoor fan motors.

Counter-Rotation Error of an Outdoor Fan Motor

Troubleshooting counter-rotation errors in outdoor fan motors.

Compressor Excess Current Error

Diagnosing compressor excess current errors.

Compressor starting error

Troubleshooting compressor starting errors.

Inverter Overcurrent error

Diagnosing and resolving inverter overcurrent errors.

Overvoltage / Low voltage error

Troubleshooting overvoltage and low voltage errors.

DC Link voltage sensor error

Diagnosing DC link voltage sensor errors.

Liquid Compression Prevention Control

Troubleshooting liquid compression prevention control issues.

Fan Motor Overcurrent error

Diagnosing fan motor overcurrent errors.

Input / Output Current sensor error

Troubleshooting input/output current sensor errors.

Outdoor Fan PCB Overvoltage / Low voltage error

Diagnosing outdoor fan PCB overvoltage/low voltage errors.

Hall IC(Fan) error

Troubleshooting Hall IC errors in the fan motor.

Inverter Overheat error

Diagnosing inverter overheat errors.

Model mismatching of Indoor unit.

Resolving errors due to indoor unit model or software mismatches.

Breakdown of an EEV(1st)

Diagnosis and checking procedures for EEV breakdowns (1st stage).

Breakdown of an EEV closure

Troubleshooting EEV closure issues.

Electronic expansion valve closing malfunction (2nd stage)

Diagnosing EEV closing malfunctions (2nd stage).

Electronic expansion valve opening malfunction (2nd stage)

Troubleshooting EEV opening malfunctions (2nd stage).

PCB Diagram and Parts List

Indoor Unit

PCB diagrams for various indoor unit types.

Slim 1 way cassette type

PCB diagram and parts list for Slim 1-way cassette indoor units.

4way cassette , mini 4way casette type

PCB diagrams for 4-way and mini 4-way cassette indoor units.

Duct type (SLIM Duct 1,2)

PCB diagram for Slim Duct (1,2) indoor units.

Duct type (Slim Duct 3, MA-1(Drain Pump Built-in))

PCB diagram for Slim Duct 3 and MA-1 indoor units.

Duct type (MSP, HSP Small, BIG Duct, MA-2(Drain Pump Built-in))

PCB diagrams for MSP, HSP Small, BIG Duct, and MA-2 indoor units.

Duct type (AM054JNHDCH/AA)

PCB diagram for AM054JNHDCH/AA Duct type indoor units.

Celing type

PCB diagram for Ceiling type indoor units.

Big Ceiling

Main PCB diagram for Big Ceiling units.

Wall-Mounted type (Neo Forte)

Main PCB diagram for Neo Forte wall-mounted units.

Floor Stand Type

Main PCB diagram for Floor Stand type units.

OAP DUCT (AM extit{***}JNESCH/AA)

Main PCB diagram for OAP Duct units.

360 cassette

Main PCB diagram for 360 cassette units.

Wiring Diagram

Indoor

Indoor unit wiring diagrams.

Global 4way(Global Mini-4way) cassteet type

Wiring diagram for Global 4-way and Mini 4-way cassette units.

Slim 1way cassette type

Wiring diagram for Slim 1-way cassette indoor units.

BIG Duct

Wiring diagram for BIG Duct indoor units.

Ceiling

Wiring diagram for Ceiling type indoor units.

Big Ceiling

Wiring diagram for Big Ceiling units.

RAC(Neo Forte)

Wiring diagram for Neo Forte RAC units.

DUCT type (Slim Duct 3, MA-1(Drain Pump Built-in))

Wiring diagram for Slim Duct 3 and MA-1 units.

DUCT type (Slim Duct 1,2, MSP)

Wiring diagram for Slim Duct 1,2, and MSP units.

DUCT type (HSP Small , MA-2(Drain Pump Built-in))

Wiring diagram for HSP Small and MA-2 units.

Floor Stand Type

Wiring diagram for Floor Stand type units.

OAP Duct type

Wiring diagram for OAP Duct type units.

360 cassette

Wiring diagram for 360 cassette units.

Reference Sheet

Index for Model Name

Guide to understanding Samsung air conditioner model codes.

Indoor Unit

Explanation of indoor unit model code components.

Panel

Explanation of panel design classification and features.

Pump-down Method

Procedures for pump-down operations.

Precautions for Pump-down

Safety precautions and warnings for pump-down procedures.

For Single Installation of Outdoor Unit (Only One Outdoor Unit Installed)

Pump-down procedure for single outdoor unit installations.

When Two or More Outdoor Units are Installed

Pump-down procedure for multi-outdoor unit installations.

How to Put Refrigerant in Refrigerant Container

Steps for safely transferring refrigerant into a container.

How to put refrigerant in container before pump-down

Procedure for preparing refrigerant containers before pump-down.