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Mitsubishi Heavy Industries SRC20ZGX-S User Manual

Mitsubishi Heavy Industries SRC20ZGX-S
68 pages
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INVERTER WALL MOUNTED TYPE
ROOM AIR-CONDITIONER
( Split system, air to air heat pump type )
SRK20ZGX-S, 25ZGX-S, 35ZGX-S, 50ZGX-S
TECHNICAL MANUAL
Collection data
Manual No. ’07
.
SRK-T
.
065
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Mitsubishi Heavy Industries SRC20ZGX-S Specifications

General IconGeneral
TypeSplit System
Cooling Capacity2.0 kW
Heating Capacity2.5 kW
RefrigerantR32
Power Supply220-240V, 50Hz
Outdoor Unit Dimensions (W x H x D)780 x 540 x 290 mm
Noise Level (Indoor)21 dB(A)

Summary

General Information

Specific Features

Details the inverter, fuzzy control, remote control flap/louver, and self-diagnosis functions.

How to Read the Model Name

Explains the meaning of characters in the model name for identification.

Selection Data

Specifications

Lists technical specifications like capacity, power, dimensions, and components for SRK20ZGX-S.

Range of Usage & Limitations

Defines the operational limits for indoor/outdoor temperatures and piping length.

Exterior Dimensions

Provides diagrams and measurements for the indoor unit's exterior dimensions.

Piping System

Illustrates the refrigerant piping system for different models, showing component flow.

Selection Chart

Provides charts and examples for correcting cooling/heating capacity based on conditions.

Outline of Operation Control by Microcomputer

Operation Control Function by Remote Control Switch

Explains how to use the remote control buttons for various operations and modes.

Unit ON/OFF Button

Describes the function of the physical ON/OFF button on the unit for basic operation.

Power Blackout Auto Restart Function

Explains the feature that resumes operation after a power interruption.

Custom Cord Switching Procedure

Details modifications for indoor unit PCB and remote control for dual remote setups.

Flap and Louver Control

Explains how to adjust flap and louver positions using the remote control.

Timer Operation

Covers the comfortable timer, sleep timer, and off timer functions for scheduled operation.

Outline of Heating Operation

Describes major component operations and control details during heating mode.

Outline of Cooling Operation

Describes major component operations and control details during cooling mode.

Outline of Automatic Operation

Explains how the unit determines and switches between operation modes based on temperature.

Protective Control Function

Details various protective functions like frost prevention, overload, and sensor errors.

Application Data

Selection of Location for Installation

Provides guidelines for selecting optimal installation locations for indoor and outdoor units.

Installation of Indoor Unit

Covers mounting the installation board, drilling holes, and fixing the indoor unit.

Installation of Outdoor Unit

Details requirements for installing the outdoor unit on a firm base and securing it.

Refrigerant Piping

Explains preparation, connection, and sealing of refrigerant piping between units.

Test Run

Outlines the procedure for conducting a trial run and checking for leaks.

Precautions for Wireless Remote Control Installation and Operation

Provides guidelines on the placement and usage of the wireless remote control.

Maintenance Data

Troubleshooting Procedures for Electrical Equipment

Provides a flowchart and steps for diagnosing and resolving electrical equipment issues.

Refrigerant Piping Installation/Servicing Manual

Outline

Introduces R410A refrigerant, its adoption, and chemical/pressure characteristics.

Refrigerant Piping Installation

Covers piping materials, joints, processing, and brazing techniques for R410A.

Installation, Removal and Servicing

Details tools for R410A, installation work, removal, and unit replacement procedures.

Refrigerant Recovery

Explains procedures, checks, and accessories for recovering refrigerant safely.

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