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Toshiba RAS-M10UKCV-E3 User Manual

Toshiba RAS-M10UKCV-E3
116 pages
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SERVICE MANUAL
FILE NO.SVM-04015
AIR-CONDITIONER
SPLIT TYPE
RAS-M10UKV-E3, RAS-M13UKV-E3, RAS-M16UKV-E3
RAS-4M27YAV-E
RAS-M10UKCV-E3, RAS-M13UKCV-E3, RAS-M16UKCV-E3
RAS-4M27YACV-E
RAS-M10UKV-E3, RAS-M13UKV-E3, RAS-M16UKV-E3
RAS-3M26YAV-E
R410A

Table of Contents

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Toshiba RAS-M10UKCV-E3 Specifications

General IconGeneral
BrandToshiba
ModelRAS-M10UKCV-E3
CategoryAir Conditioner
LanguageEnglish

Summary

Specifications

Specifications

Details core specifications for various models, including capacity, power, and noise.

Specifications of Performance When Each Indoor Unit is Combined with other Unit

Lists performance data for various indoor/outdoor unit combinations, covering capacity and power.

Electrical Data

Provides detailed electrical specifications for outdoor units, including power supply and current ratings.

Refrigerant R410A

Safety During Installation/Servicing

Outlines critical safety measures for handling R410A refrigerant during installation and servicing.

Refrigerant Piping Installation

Covers requirements for refrigerant piping materials, joints, and processing for R410A systems.

Construction Views

Indoor Unit

Provides dimensional drawings and component views of the indoor air conditioning unit.

Outdoor Unit

Presents dimensional drawings and component layouts for the outdoor unit of the air conditioner.

Wiring Diagram

Indoor Unit

Illustrates the electrical connections and component layout for the indoor unit's wiring.

Outdoor Unit (Inverter Assembly)

Details the wiring diagram for the outdoor unit's inverter assembly, showing component interconnections.

Specifications of Electrical Parts

Indoor Unit

Lists and specifies electrical components used in the indoor unit, including motors, sensors, and boards.

Outdoor Unit

Details the electrical parts used in the outdoor unit, such as compressors, fans, relays, and sensors.

Refrigerant Cycle Diagram

Operation Data

Presents cooling operation data based on temperature conditions, showing unit combinations and performance metrics.

Control Block Diagram

Indoor Unit

Shows the functional blocks and signal flow for the indoor unit's control system.

Outdoor Unit (Inverter Assembly)

Illustrates the control logic and component interactions within the outdoor unit's inverter assembly.

Operation Description

Outline of Air Conditioner Control

Explains the overall control strategy, including roles of indoor/outdoor controllers and compressor operation.

Capacity Control

Describes how compressor motor speed is adjusted to control cooling capacity via an inverter.

Prevent-Freezing Control

Details how the system prevents indoor heat exchanger freezing by adjusting compressor speed.

Louver Control

Explains the automatic and manual control of vertical air flow louvers.

Indoor Fan Control

Describes the non-step variable DC motor control for the indoor fan speed.

Cooling Operation

Covers the process and control logic for the air conditioner's cooling mode.

DRY Operation

Explains the dehumidifying-priority operation, including fan and compressor speed control.

Heating Operation

Details the operation logic for heating mode, including fan speed control and defrost prevention.

Auto Operation

Describes the automatic selection of operating modes based on ambient conditions.

Temporary Operation

Explains temporary auto and cooling operations, including start/stop procedures.

Auto Restart Function

Details how the unit restarts automatically after a power supply interruption.

Remote control

Explains the functions and operation of the remote control unit.

Installation Procedure

Safety Cautions

Provides critical safety warnings and precautions for the installation of the air conditioner.

Installation/Servicing Tools

Lists required tools for R410A installation and servicing, highlighting differences from R22 tools.

Indoor unit

Details the steps for installing the indoor unit, including mounting and piping.

Installation Place

Specifies suitable and unsuitable locations for indoor unit installation, considering space and environment.

Cutting a Hole and Mounting Installation Plate

Guides on creating openings and securely mounting the indoor unit's installation plate.

Electrical Work

Covers the electrical connections and power supply requirements for the indoor unit installation.

Wiring Connection

Explains how to connect the wiring between the indoor unit and the outdoor unit.

Piping and Drain Hose Installation

Details how to form and install refrigerant pipes and the drain hose for proper unit function.

Drainage

Provides instructions on ensuring proper drainage for the indoor unit to prevent water issues.

Setting of Remote Controller Selector Switch

Explains how to set the remote controller selector switch for multi-room installations.

Check and Test Operation

Outlines the final checks and test operations to ensure proper installation and function.

Outdoor Unit

Covers the installation requirements and considerations for the outdoor unit.

Accessory and Installation Parts

Lists the accessory and installation parts provided with the outdoor unit.

Refrigerant Piping

Specifies requirements for refrigerant piping materials and connections, emphasizing R410A compatibility.

Installation Place

Defines suitable and unsuitable locations for outdoor unit installation, considering wind and noise.

Optional Installation Parts (Local Supply)

Lists optional parts available locally for installation purposes.

Optional Installation Parts (Separate Sold)

Lists optional parts available separately, such as reducers and expanders.

Refrigerant Piping Connection

Details the procedures for connecting refrigerant pipes, including flaring and tightening.

Installation

Provides general installation guidelines for the outdoor unit, including clearance and fixing.

Evacuating

Explains the process of evacuating the air and moisture from the refrigerant circuit using a vacuum pump.

Electrical Work

Covers connecting the power cord and wiring for the outdoor unit.

How to Diagnose the Trouble

First Confirmation

Describes initial steps to confirm power supply and voltage before proceeding with detailed diagnosis.

Primary Judgment

Outlines initial diagnostic methods, including LED status and remote control self-diagnosis.

Judgment by Flashing LED of Indoor Unit

Explains how to interpret flashing LEDs on the indoor unit for fault diagnosis.

Self-Diagnosis by Remote Control (Check Code)

Details how to use the remote control's service mode to retrieve error codes for diagnosis.

How to use remote control in service mode

Provides step-by-step instructions for operating the remote control in service mode.

Caution at Servicing

Offers essential precautions to be taken during servicing and troubleshooting procedures.

Judgement of Trouble by Every Symptom

Guides diagnosis based on specific symptoms, including power issues and motor operation.

Wiring Failure (Interconnecting and Serial Signal Wire)

Addresses troubleshooting for wiring faults between indoor and outdoor units, including signal issues.

Trouble Diagnosis by Outdoor LED

Explains how to diagnose outdoor unit faults using the status of LEDs on the sub-control board.

How to Diagnose Trouble in Outdoor Unit

Provides a flowchart for diagnosing issues within the outdoor unit's inverter assembly.

How to Check Simply the Main Parts

Offers simple methods to check the functionality of key components like P.C. boards and motors.

How to Check the P.C. Board (Indoor Unit)

Details inspection procedures for the indoor unit's main and indication P.C. boards.

Indoor Unit (Other Parts)

Describes how to check specific indoor unit components like sensors and motors for proper function.

Outdoor Unit

Explains how to test outdoor unit components such as the compressor, fan motor, and sensors.

Checking Method for Each Part

Provides methods for checking specific electronic parts like capacitors, converter modules, and IGBT modules.

How to Simply Judge Whether Outdoor Fan Motor is Good or Bad

Offers a straightforward method to determine if the outdoor fan motor is functioning correctly.

How to Replace the Main Parts

Indoor Unit

Details the procedures for replacing main components of the indoor unit, such as the front panel and electrical parts.

Microcomputer

Describes the steps for replacing the microcomputer on the indoor unit.

Outdoor Unit

Outlines the procedures for detaching and replacing major components of the outdoor unit.

Exploded Views and Parts List

Indoor Unit (1)

Presents an exploded view and a parts list for the indoor unit components.

Outdoor Unit

Provides an exploded view and a parts list for the outdoor unit components.

P.C. Board Layout

Shows the layout of components on the P.C. boards for the outdoor unit.

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