Samsung MCU-S4NEK3N User Manual

Air conditioner
Installation manual
MCU-S6NEK2N / MCU-S4NEK3N / MCU-S2NEK2N / MCU-S1NEK1N /
MCU-S12NEK1N / MCU-S8NEK1N
• Thank you for purchasing this Samsung air conditioner.
• Before operating this unit, please read this installation manual carefully and retain it for future reference.
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Samsung MCU-S4NEK3N Specifications

General

Brand	Samsung
Model	MCU-S4NEK3N
Category	Air Conditioner
Language	English

Summary

Safety Precautions

Installation Safety Warnings

Warnings and cautions for installers regarding electrical hazards, leaks, and proper installation.

Refrigerant Handling Safety

Precautions for using R-410A refrigerant, pressure, and charging procedures.

General Safety Guidelines

Installation Site Safety

Precautions for installation locations, avoiding hazardous environments and ensuring structural integrity.

Preparing the Installation

Refrigerant Pipe Specifications

MCU Model Compatibility

Space Requirements

Refrigerant Piping

Pipe Brazing and Nitrogen Gas

Instructions and precautions for brazing refrigerant pipes using nitrogen gas.

Pipe Insulation Requirements

Guidelines for insulating refrigerant pipes to prevent condensation and ensure performance.

Pipe Connection Configurations

Wiring

Electrical Connections and Protection

Specifications for circuit breakers, power, earth, and communication cables.

MCU Address and Port Setup

Indoor Unit and Controller Settings