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Toshiba RAS-10GAH-ES2 User Manual

Toshiba RAS-10GAH-ES2
72 pages
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FILE NO. SVM-06039-2
SERVICE MANUAL
AIR CONDITIONER
SPLIT WALL TYPE
RAS-10GKHP-ES2 / RAS-10GAH-ES2
RAS-10GKP-ES2 / RAS-10GA-ES2
RAS-10GKHP-AS2 / RAS-10GAH-AS2
RAS-10GKP-AS2 / RAS-10GA-AS2
June 2006

Table of Contents

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Toshiba RAS-10GAH-ES2 Specifications

General IconGeneral
Heating Capacity3.2 kW
Power Supply220-240V, 50Hz
RefrigerantR410A
Indoor Unit Dimensions (WxHxD)745 x 250 x 195 mm
Outdoor Unit Dimensions (WxHxD)681 x 482 x 285 mm
Noise Level (Outdoor)50 dB(A)

Summary

Specifications

Capacity, Power Source, and Consumption

Details on unit capacity, power source voltage, frequency, and power consumption.

Electrical and Refrigerant Specifications

Electrical specs like current, noise levels, and refrigerant details including type and amount.

Wiring Diagrams

Wiring Diagram for RAS-10GKHP-ES2 / RAS-10GAH-ES2

Electrical schematic for the RAS-10GKHP-ES2 and RAS-10GAH-ES2 models.

Wiring Diagram for RAS-10GKHP-AS2 / RAS-10GAH-AS2

Electrical schematic for the RAS-10GKHP-AS2 and RAS-10GAH-AS2 models.

Wiring Diagram for RAS-10GKP-ES2 / RAS-10GA-ES2

Electrical schematic for the RAS-10GKP-ES2 and RAS-10GA-ES2 models.

Wiring Diagram for RAS-10GKP-AS2 / RAS-10GA-AS2

Electrical schematic for the RAS-10GKP-AS2 and RAS-10GA-AS2 models.

Refrigeration Cycle Diagrams

Refrigeration Cycle for RAS-10GKHP/GAH Series

Diagram illustrating the refrigeration cycle for specific models, including operating conditions.

Refrigeration Cycle for RAS-10GKP/GA Series

Diagram illustrating the refrigeration cycle for specific models, including operating conditions.

Control Block Diagrams

Control Block Diagram for RAS-10GKHP/GAH Series

Block diagram showing control logic for the main unit and remote control.

Installation Procedure

New Refrigerant (R410A) Installation Precautions

Cautions regarding R410A refrigerant, impurity prevention, and special tools for installation.

Installation Safety Warnings and Dangers

Critical safety warnings, dangers, and precautions for qualified personnel during installation.

Indoor and Outdoor Unit Installation Diagram

Diagram showing placement and connection points for indoor and outdoor units.

Indoor Unit Electrical Wiring

Guidelines for proper electrical work, power source connection, and wiring ratings.

Refrigerant Piping Connection Procedures

Steps for cutting, flaring, and tightening refrigerant pipes for secure connections.

Evacuating Refrigerant Lines

Procedure for removing air from refrigerant lines using a vacuum pump.

Outdoor Unit Wiring Connection

Instructions for connecting the power cable to the outdoor unit's terminal block.

Troubleshooting Chart

Basic Check Items for Troubleshooting

Essential checks for power supply, cable connections, and program control issues.

Primary Judgement and Failure Diagnosis

Interpreting lamp blinking patterns for self-diagnosis of unit failures.

Self-Diagnosis via Remote Control

Key diagnostic tool using remote control and check codes.

Using Remote Control in Service Mode

Procedure for entering service mode on the remote control to access diagnostic codes.

Interpreting Check Codes and Symptoms

Guide to understanding alphanumeric check codes displayed on the remote for fault diagnosis.

Troubleshooting Flowcharts

Essential diagnostic flowcharts for specific operational failures.

Flowchart: Unit Not Turning On

Diagnostic flowchart for troubleshooting when the unit does not turn on at all.

Flowchart: Unit Not Turning On (Cooling Model)

Diagnostic flowchart for cooling models when the unit does not turn on.

Troubleshooting: No Power After P.C. Board Replacement

Flowchart and wiring checks for troubleshooting power issues after P.C. board replacement.

Troubleshooting: Outdoor Unit Not Operating

Flowchart and wiring checks for diagnosing outdoor unit operational failures.

Troubleshooting: Outdoor Unit Not Operating (Flowchart)

Diagnostic steps for when the outdoor unit fails to operate correctly.

Troubleshooting: Compressor Not Operating

Flowchart for diagnosing issues when only the compressor fails to operate.

Troubleshooting: Outdoor Fan Not Operating

Flowchart for diagnosing issues when only the outdoor fan fails to operate.

Troubleshooting: Indoor Fan Not Operating (Heat Pump)

Flowchart for diagnosing failures specific to the indoor fan operation on heat pump models.

Troubleshooting: Indoor Fan Not Operating (Cooling)

Flowchart for diagnosing failures specific to the indoor fan operation on cooling models.

Troubleshooting Remote Control Issues

Part Replacement

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