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Mitsubishi Heavy Industries SCM48ZF-S User Manual

Mitsubishi Heavy Industries SCM48ZF-S
127 pages
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Manual No. '06 • SCM-T-052
INVERTER MULTI-SPLIT SYSTEM
ROOM AIR-CONDITIONER
(Air to air heat pump type)

Table of Contents

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Mitsubishi Heavy Industries SCM48ZF-S Specifications

General IconGeneral
BrandMitsubishi Heavy Industries
ModelSCM48ZF-S
CategoryAir Conditioner
LanguageEnglish

Summary

Selection Data and Specifications

Specifications of Indoor Units

Details the specifications for SKM20ZF-S, SKM22ZF-S, SKM25ZF-S, SKM28ZF-S, SKM35ZF-S, SKM50ZF-S, STM25ZF-S, STM35ZF-S, STM50ZF-S, STM60ZF-S, SRRM25ZF-S, SRRM35ZF-S, SRRM50ZF-S, SRRM60ZF-S.

Outdoor Unit Specifications

Provides specifications for SCM40ZF-S, SCM45ZF-S, SCM48ZF-S, SCM60ZF-S, SCM80ZF-S.

Range of Usage and Limitations

Outlines the operating temperature limits, connected unit capacities, and piping length restrictions.

Exterior Dimensions of Units

Details the physical dimensions for indoor units (SKM, STM, SRRM) and outdoor units (SCM).

Refrigerant Piping System Diagrams

Illustrates the refrigerant flow and component layout for various outdoor unit models.

Cooling and Heating Capacity Selection Charts

Provides charts for correcting capacity based on temperature and piping length.

Electrical Data and Wiring

Electrical Wiring Diagrams

Diagrams showing electrical connections for indoor and outdoor units.

Operation Control by Microcomputer

Remote Control Operation Functions

Explains the functions of buttons on the wireless remote control for operation.

Unit ON/OFF and Drain Motor Control

Details the unit's ON/OFF button function and drain motor forced operation.

Special Operation and Control Functions

Covers blackout restart, flap control, comfortable timer, and mode switching.

Control and Protection Functions

Describes various protection mechanisms like frost prevention, compressor lock, and overload control.

Application Data and Safety

Safety Precautions for Installation

Crucial safety warnings and cautions for installation work, including electrical safety and handling.

Indoor Unit Installation Procedures

Guidance on installing the wall-mounted (SKM) and ceiling cassette (STM) indoor units.

Remote Control and Wired Control Installation

Instructions for installing the remote control and wired remote control systems.

Outdoor Unit Installation Guidelines

Recommendations for selecting the installation location and mounting the outdoor unit.

Electrical Wiring for Power and Interconnecting Lines

Details on connecting power supply lines and crossover wires between indoor and outdoor units.

Refrigerant Piping Installation and Limits

Guidelines on refrigerant pipe lengths, height differences, and connection procedures.

Test Run and Handling Instructions

Procedures for conducting a test run and important checks after installation.

Optional Parts Installation

Instructions for installing optional accessories like air inlet grilles and duct joints.

Maintenance Data and Troubleshooting

Troubleshooting Procedures

Step-by-step guide for diagnosing and resolving operational issues before replacing components.

Indoor Unit Self-Diagnosis Indications

Table detailing error codes and their corresponding causes and conditions for indoor units.

Servicing Procedures

Instructions for evacuation, refrigerant charging, and refrigerant recovery.

Refrigerant Piping Installation and Servicing Manual for R410A

Outline of R410A Refrigerant

Information on R410A properties, chemical characteristics, and comparison with R22.

R410A Safety During Installation/Servicing

Key safety precautions specific to R410A refrigerant handling and installation.

Refrigerant Piping Materials and Joints

Details on copper pipe types, thicknesses, joints, and processing procedures for R410A.

Tools Exclusive for R410A

Lists and describes essential tools required for R410A installation and servicing.

New Installation Work with New Refrigerant Piping

Step-by-step guide for air purging, gas leakage inspection, and additional refrigerant charging.

Unit Removal and Replacement Procedures

Instructions for removing units and replacing them, emphasizing the use of new refrigerant piping.

Refrigerant Recharging and Recovery Procedures

Guidance on recharging refrigerant during servicing and recovering refrigerant.

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