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Kaysun KAM5-105 DN5 - User Manual

Kaysun KAM5-105 DN5
64 pages
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SERVICE MANUAL
AIRCONDITIONER
DC INVERTER MULTI TYPE
KAM2-42 DN5
KAM2-52 DN5
KAM3-62 DN5
KAM3-80 DN5
KAM4-72 DN
KAM4-80 DN5
KAM4-105 DN5
KAM5-105 DN5
KAM5-120 DN5
DC MULTI OUTDOOR UNITS

Questions and Answers

  • R
    rjonesAug 18, 2025
    What to do if my Kaysun KAM5-105 DN5 Air Conditioner shows voltage protection?
    • D
      Dennis HartmanAug 18, 2025
      If your Kaysun Air Conditioner displays a voltage protection error, make sure the voltage supply is within the correct range.
  • G
    greenangelaAug 20, 2025
    What should I do if my Kaysun Air Conditioner is showing a low pressure protection?
    • R
      Ryan BentleyAug 20, 2025
      If your Kaysun Air Conditioner is showing a low pressure protection error, check the refrigerant levels and inspect for leaks.
  • B
    bankslisaAug 23, 2025
    Why is my Kaysun Air Conditioner showing an indoor/outdoor units communication error?
    • J
      Juan AustinAug 23, 2025
      If your Kaysun Air Conditioner shows an indoor/outdoor units communication error, verify the wiring connections between the indoor and outdoor units.
  • N
    nathaniel59Aug 26, 2025
    How to fix mode conflict on my Kaysun KAM5-105 DN5 Air Conditioner?
    • J
      Jennifer PruittAug 26, 2025
      If your Kaysun Air Conditioner is experiencing a mode conflict, switch to a compatible mode for operation.
  • E
    Elizabeth SandersAug 28, 2025
    What to do if the indoor fan speed of my Kaysun KAM5-105 DN5 is out of control?
    • H
      hutchinsonscottAug 28, 2025
      If the indoor fan speed of your Kaysun Air Conditioner is out of control, inspect the fan and replace it if necessary.
  • T
    Tiffany HollowayAug 30, 2025
    What to do if the outdoor fan speed of my Kaysun KAM5-105 DN5 Air Conditioner is out of control?
    • X
      xthompsonAug 31, 2025
      If the outdoor fan speed of your Kaysun Air Conditioner is out of control, inspect the outdoor fan and replace it if necessary.
  • M
    Michelle MoodySep 2, 2025
    What to do if my Kaysun KAM5-105 DN5 shows an inverter compressor drive protection error?
    • E
      Evan MoonSep 2, 2025
      If your Kaysun Air Conditioner displays an inverter compressor drive protection error, check the inverter compressor connections and troubleshoot.
  • W
    wsimmonsSep 4, 2025
    What should I do if my Kaysun KAM5-105 DN5 has an open or short circuit of the T1 temperature sensor?
    • C
      Courtney AriasSep 5, 2025
      If your Kaysun Air Conditioner shows an open or short circuit of the T1 temperature sensor, check the T1 temperature sensor connections.
  • L
    Larry BuchananSep 7, 2025
    What should I do if my Kaysun Air Conditioner has an open or short circuit of the T2 temperature sensor?
    • H
      Hannah EspinozaSep 7, 2025
      If your Kaysun Air Conditioner shows an open or short circuit of the T2 temperature sensor, check the T2 temperature sensor connections.
  • C
    Carmen BruceSep 9, 2025
    What should I do if my Kaysun Air Conditioner has an open or short circuit of the T3 temperature sensor?
    • C
      caseybenjaminSep 10, 2025
      If your Kaysun Air Conditioner shows an open or short circuit of the T3 temperature sensor, check the T3 temperature sensor connections.

Summary

General Information of Outdoor Units

Features

Dimensions

Wiring Diagram

Refrigeration Cycle Diagram

Refrigeration circuit drawing of inverter 1 drive 2 type

Diagram illustrating the refrigeration circuit for a 1-drive-2 inverter system.

Refrigeration circuit drawing of inverter 1 drive 3 type

Diagram illustrating the refrigeration circuit for a 1-drive-3 inverter system.

Refrigeration circuit drawing of inverter 1 drive 4 type

Diagram illustrating the refrigeration circuit for a 1-drive-4 inverter system.

Refrigeration circuit drawing of KAM5-105 DN5

Diagram illustrating the refrigeration circuit for the KAM5-105 DN5 model.

Refrigeration circuit drawing of KAM5-120 DN5

Diagram illustrating the refrigeration circuit for the KAM5-120 DN5 model.

Indoor Unit Combinations

Indoor unit combination for KAM2-42 DN5

Lists possible indoor unit configurations for the KAM2-42 DN5 outdoor unit.

Indoor unit combination for KAM2-52 DN5

Lists possible indoor unit configurations for the KAM2-52 DN5 outdoor unit.

Indoor unit combination for KAM3-62 DN5

Lists possible indoor unit configurations for the KAM3-62 DN5 outdoor unit.

Indoor unit combination for KAM3-80 DN5

Lists possible indoor unit configurations for the KAM3-80 DN5 outdoor unit.

Indoor unit combination for KAM4-80 DN5

Lists possible indoor unit configurations for the KAM4-80 DN5 outdoor unit.

Indoor unit combination for KAM4-105 DN5

Lists possible indoor unit configurations for the KAM4-105 DN5 outdoor unit.

Indoor unit combination for KAM5-105 DN5

Lists possible indoor unit configurations for the KAM5-105 DN5 outdoor unit.

Indoor unit combination for KAM5-120 DN5

Lists possible indoor unit configurations for the KAM5-120 DN5 outdoor unit.

Installation Details

Wrench torque sheet for installation

Specifies torque values for installation fasteners and connections.

Connecting the cables

Guidelines for selecting power cords based on appliance specifications.

Pipe length and the elevation

Details maximum piping lengths and height differences for system installation.

Refrigerant pipe diameter by indoor unit model

Table showing refrigerant pipe diameters required for different indoor unit models.

Installation for the first time

Procedures and precautions for initial system installation, including leak testing.

Air purging with vacuum pump

Step-by-step guide for purging air from the system using a vacuum pump.

Air purging by refrigerant

Procedure for purging air from the system using refrigerant.

Adding the refrigerant if the pipe length >5 m

Instructions for adding refrigerant when pipe length exceeds 5 meters.

Adding the refrigerant after running the system for many years

Procedures for adding refrigerant to a system after extended operation.

Re-installation while the indoor unit need to be repaired

Steps for re-installation when an indoor unit requires repair.

Collecting the refrigerant into the outdoor unit

Procedure for collecting refrigerant into the outdoor unit during re-installation.

Air purging by the refrigerant

Steps for purging air from the system using refrigerant.

Re-installation while the outdoor unit need to be repaired

Steps for re-installation when an outdoor unit requires repair.

Evacuation for the whole system

Procedure for evacuating the entire system during re-installation.

Refrigerant charging

Steps for charging the system with refrigerant.

Electronic Control Function

Abbreviation

Defines abbreviations for temperature sensors and settings used in the system.

Electric control working environment

Specifies the electrical parameters and operating conditions for the control system.

Outdoor units digital display tube

Explains the functions and displays of the outdoor unit's digital display tube.

Outdoor unit point check function

Details how to use the check switch on the outdoor PCB for diagnostics.

Compressor Frequency and Running Mode

Details compressor frequencies and system running modes.

Capacity Demand

Explains capacity demand indicators for cooling and heating modes.

Number of Indoor Unit and Expansion Valve Degree

Shows display codes for indoor unit count and expansion valve opening degree.

Protection Functions

Compressor Restart Delay and Discharge Temperature Protection

Protections against compressor restart delays and high discharge temperatures.

Low Voltage Protection

Protection mechanism against low input voltage.

Compressor Current Limit Protection

Protection against excessive compressor current.

Indoor;Outdoor Unit Communication Protection

Protection triggered by loss of communication between indoor and outdoor units.

High Condenser Coil Temperature Protection

Protection against high condenser coil temperature.

Outdoor Unit Anti-Freezing Protection

Protection against outdoor unit freezing.

Oil Return Rules

Rules and conditions for the oil return operation.

Troubleshooting

Indoor Unit Error Code Explanation

Explains error codes and their corresponding failures for indoor units.

Other Series (Except Console) Error Codes

Troubleshooting codes and malfunctions for series other than Console.

Console Error Codes

Explains malfunctions and error codes specific to Console models.

Outdoor Unit Error Code Explanation

Lists and explains error codes and LED status for outdoor units.

Indoor Unit Troubleshooting Procedures

Diagnostic flowcharts for common indoor unit malfunctions.

Outdoor Unit Troubleshooting Procedures

Diagnostic flowcharts for common outdoor unit malfunctions.

Temperature Sensor Checking

Procedure for checking temperature sensors by measuring resistance.

Compressor Checking

Procedure for checking compressor resistance values.

IPM Continuity Check

Procedure for checking IPM continuity.

Indoor AC Fan Motor Check

Procedure for measuring the resistance of indoor AC fan motor windings.

Kaysun KAM5-105 DN5 Specifications

General IconGeneral
BrandKaysun
ModelKAM5-105 DN5
CategoryAir Conditioner
LanguageEnglish

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