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Toshiba ras-m16g3dv-e User Manual

Toshiba ras-m16g3dv-e
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R410A
SERVICE MANUAL
AIR-CONDITIONER
MULTI-SPLIT TYPE
Indoor unit
RAS-M07G3DV-E
RAS-M10G3DV-E
RAS-M13G3DV-E
RAS-M16G3DV-E
RAS-M07G3DV-ND
RAS-M10G3DV-ND
RAS-M13G3DV-ND
RAS-M16G3DV-ND
RAS-M07G3DV-TR
RAS-M10G3DV-TR
RAS-M13G3DV-TR
RAS-M16G3DV-TR
FILE NO. A10-1413
Revision 1 : Mar.2015

Table of Contents

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Toshiba ras-m16g3dv-e Specifications

General IconGeneral
TechnologyInverter
Power Supply220-240V, 50Hz
RefrigerantR32
Energy Efficiency Ratio (EER)3.5
Coefficient of Performance (COP)3.8
TypeSplit

Summary

Safety Precautions

Indications and Marks Explanation

Explains DANGER, WARNING, CAUTION symbols and illustrated marks.

Installation and General Safety

Covers R410A installation, refrigerant, tools, and general safety rules.

Electrical Safety Precautions

Details electrical safety, high voltage dangers, and general warnings.

Additional Safety Measures

Covers precautions for water, storage, installation locations, and handling.

Specifications

Refrigerant R410A and Piping

Safety During Installation and Servicing

Safety precautions for R410A installation and servicing.

Refrigerant Piping Installation

Guidelines for installing refrigerant piping with R410A.

Piping Materials and Joints Used

Specifies required copper pipes, joints, and processing procedures.

Flare Connecting Procedures and Precautions

Outlines procedures and precautions for connecting flare joints.

Tools and Refrigerant Handling

Required Tools

Lists tools specific to R410A and general tools needed.

Recharging of Refrigerant

Step-by-step guide for recharging refrigerant.

Brazing of Pipes

Details materials, flux, and brazing techniques for pipes.

Construction and Diagrams

Construction Views and Dimensions

Shows external dimensions, mounting points, and component layout.

Wiring Diagram

Illustrates the electrical wiring connections of the unit.

Specifications of Electrical Parts

Lists key electrical components and their specifications.

Refrigerant Cycle Diagram

Diagram showing the refrigerant flow in cooling and heating modes.

Control Block Diagram

Illustrates the control system architecture of the indoor unit.

Operation Description

Outline of Air Conditioner Control

Overview of the air conditioner's control system and components.

Basic Operation and Modes

Explains controller roles, signals, basic operations, and modes like AUTO, DRY.

Fan and Capacity Control

Details indoor fan motor control, speed settings, and capacity adjustment.

Protective Controls and Special Modes

Covers protective functions, drain pump, after-heat, quiet, Hi-POWER, ECO, and sleep modes.

Remote Control Operations

Explains remote control functions, operation modes, and timer settings.

Installation Manual Excerpts

Preparation and Remote Control Basics

Covers battery loading, clock setup, and basic remote control operations.

Operation Mode Settings

Details settings for AUTO, COOL/HEAT, DRY, Hi-POWER, ECO operations.

Temporary and Timer Operation

Explains temporary operation and setting ON/OFF timers via remote.

Installation Place Selection

Avoidance of Unsuitable Locations

Lists locations to avoid for proper indoor unit installation.

High Humidity and Space Requirements

Specific considerations for high humidity and required installation space.

Installation Procedures

General Installation Cautions

General cautions for installation to prevent damage and injury.

External Dimensions and Mounting

Shows external dimensions, mounting points, and component layout.

Hanging Bolt and Unit Installation

Procedures for installing hanging bolts and hanging the indoor unit level.

Air Intake and Receiver Installation

Instructions for reconfiguring air intake and installing the signal receiving unit.

Receiver Installation Details

Procedures for installing the receiver into switch boxes or ceilings.

Drain piping

Drain Piping Precautions and Materials

Precautions, materials, and insulation for drain piping.

Drain Hose Connection and Drainage Check

Details drain hose connection, gravitational drainage, and drainage checks.

Drain-Up Piping and Electrical Work Checks

Describes drain-up piping and drainage checks after electrical work.

Duct design

Duct Arrangement and Connection

Provides dimensions for manufacturing ducts and connection methods.

Duct Insulation Caution

Warning about incomplete heat insulation of duct flange and sealing.

Refrigerant piping

Refrigerant Piping Precautions and Size

Precautions for pipes, flare nuts, size, and length limits.

Flaring and Heat Insulation Procedures

Details flaring procedures and heat insulation for refrigerant pipes.

Electrical connection

Electrical Connection Requirements

Connect wires matching terminal numbers and ensure proper wire margin.

Wired Remote Controller Wiring

Wiring diagram for optional wired remote controller.

Others

External Static Pressure and Auto Restart Settings

Setting external static pressure and configuring the auto restart feature.

Remote Control Selection and Test Operation

Selecting remote controls and performing test operations.

How to Diagnose the Trouble

Initial Confirmation and Basic Checks

Initial steps for confirming power, voltage, and normal operation behavior.

Troubleshooting Methods and LED Codes

Primary judgment methods, LED codes, and remote controller self-diagnosis.

Component and P.C. Board Checks

Procedures for inspecting P.C. boards, sensors, and other components.

How to Replace the Main Parts

Panel and Cover Replacements

Step-by-step guide to detach and attach panels and covers.

Electrical Component Replacements

Procedures for replacing electrical parts box covers, filters, P.C. boards, and reactors.

Fan and Pump Component Replacements

Instructions for replacing fan cases, motors, drain pumps, and hoses.

Heat Exchanger Replacement

Procedures for detaching and attaching the heat exchanger.

Exploded Views and Parts List

Indoor Unit Exploded View

Illustrated breakdown of indoor unit components with location numbers.

Indoor Unit Parts List

Detailed list of indoor unit parts with part numbers and quantities.

Electronic Parts List

Illustrated breakdown and list of electronic components.

Appendix: Remote Controller Setup

Remote Controller Test Run Setup

Procedure to perform a test run operation using the remote controller.

Remote Controller Function Setup

Guide to configuring advanced settings and function codes via the remote.

Remote Controller Monitor Function

How to monitor sensor temperatures and operational status.

Remote Controller Alarm History

Accessing and clearing error logs from the remote controller.

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