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Toshiba RAS-107SKV-E User Manual

Toshiba RAS-107SKV-E
86 pages
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R410A
SERVICE MANUAL
SPLIT TYPE
Indoor Unit Outdoor Unit
<High Wall, Heat Pump Type> <Heat Pump Type>
RAS-107SKV-E3 RAS-107SAV-E3
Feburary, 2010
FILE NO. SVM-10017
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Toshiba RAS-107SKV-E Specifications

General IconGeneral
TypeSplit System
Cooling Capacity2.5 kW
Heating Capacity3.2 kW
Power Supply220-240V, 50Hz
RefrigerantR410A
Energy Efficiency Ratio (EER)3.21
Coefficient of Performance (COP)3.61
Noise Level (Outdoor)48 dB(A)
Weight (Indoor Unit)9 kg
Weight (Outdoor Unit)28 kg

Summary

Safety Precautions

General Public Use Safety

Safety guidelines for general users regarding power supply and maintenance.

Refrigerant Handling Precautions

Safety measures for R410A refrigerant installation and servicing.

Electrical Safety Warnings

Warnings regarding high voltage, power disconnection, and grounding.

Specifications

Unit Specifications

Detailed technical specifications for indoor and outdoor units.

Operation Characteristic Curves

Graphs showing cooling/heating performance vs. compressor speed.

Capacity Variation Ratio

How cooling/heating capacity varies with outside temperature.

Refrigerant R410A

Safety During Installation and Servicing

Safety guidelines specific to R410A refrigerant.

Refrigerant Piping Installation

Procedures for installing refrigerant piping.

Piping Materials and Joints

Specifications for copper pipes and joints used with R410A.

Flare Processing and Connection

Detailed steps and dimensions for flare pipe connections.

Brazing of Pipes and Flux Usage

Materials, procedures, and flux requirements for brazing pipes.

Recharging of Refrigerant

Steps for recharging refrigerant into the system.

Construction Views

Indoor Unit Construction

Exploded view and dimensions of the indoor unit.

Outdoor Unit Construction

Exploded view and dimensions of the outdoor unit.

Wiring Diagram

Indoor Unit Wiring Diagram

Electrical schematic for the indoor unit.

Outdoor Unit Wiring Diagram

Electrical schematic for the outdoor unit.

Specification of Electrical Parts

Indoor Unit Electrical Parts

List of electrical components for the indoor unit.

Outdoor Unit Electrical Parts

List of electrical components for the outdoor unit.

Refrigerant Cycle Diagram

Refrigerant Cycle Diagram

Schematic showing refrigerant flow and components.

Operation Data

Performance data under various cooling and heating conditions.

Control Block Diagram

Indoor Unit Control Block Diagram

Block diagram of the indoor unit's control system.

Outdoor Unit Control Block Diagram

Block diagram of the outdoor unit's control system.

Operation Description

Outline of Air Conditioner Control

Overview of the unit's control system and functions.

Basic Operation Modes

Explanation of cooling, heating, AUTO, and DRY modes.

Indoor Fan Motor Control

Details on controlling the indoor fan speed and operation.

Defrost Control

How the unit manages frost removal during heating.

Self-Cleaning Function

Operation and purpose of the self-cleaning feature.

Auto Restart Function

How to set up and cancel the auto restart feature.

Remote Control Operation

How to operate the unit using the remote controller.

Remote Controller Display Indicators

Explanation of all symbols and indicators on the remote display.

Installation Procedure

Installation Diagram

Visual guide for installing indoor and outdoor units.

Optional and Accessory Parts

List of parts included or required for installation.

Installation and Servicing Tools

Tools required for installation and servicing.

Indoor Unit Installation Procedures

Detailed steps for installing the indoor unit.

Outdoor Unit Installation Procedures

Detailed steps for installing the outdoor unit.

Refrigerant Piping Connection

Procedures for connecting refrigerant pipes.

Evacuating Process

Process for removing air and moisture from the refrigerant circuit.

Wiring Connection

Steps for connecting electrical wiring.

How to Diagnose the Trouble

Normal Operation Conditions

Normal operating conditions that might be mistaken for faults.

Primary Judgment Methods

Initial steps for diagnosing faults using indicators and self-diagnosis.

Indoor Unit LED Error Codes

Interpreting error codes indicated by indoor unit LEDs.

Remote Controller Self-Diagnosis

Using the remote controller for detailed fault diagnosis.

Troubleshooting by Symptoms

Diagnosing issues based on specific symptoms like no power.

Wiring and Signal Failure Diagnosis

Troubleshooting communication and wiring issues between units.

Checking Main Electrical Parts

Procedures for checking key components like P.C. boards and motors.

Part Specific Checking Methods

Specific tests for sensors, capacitors, and modules.

Part Replacement

Indoor Unit Part Replacement Procedures

Procedures for replacing indoor unit components.

Outdoor Unit Part Replacement Procedures

Procedures for replacing outdoor unit components.

Exploded Views and Parts List

Indoor Unit Exploded View and Parts

Exploded view and part numbers for the indoor unit.

Outdoor Unit Exploded View and Parts

Exploded view and part numbers for the outdoor unit.

P.C. Board Component Layout

Diagram showing component locations on the P.C. board.

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