EasyManua.ls Logo

Toshiba RAS-24S2AH-ES User Manual

Toshiba RAS-24S2AH-ES
84 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
February, 2009
FILE NO. SVM-09036
SERVICE MANUAL
AIR CONDITIONER
SPLIT WALL TYPE
RAS-18SKHP-ES / RAS-18S2AH-ES
RAS-24SKHP-ES / RAS-24S2AH-ES
RAS-18SKP-ES / RAS-18SA-ES
RAS-24SKP-ES / RAS-24SA-ES

Table of Contents

Question and Answer IconNeed help?

Do you have a question about the Toshiba RAS-24S2AH-ES and is the answer not in the manual?

Toshiba RAS-24S2AH-ES Specifications

General IconGeneral
BrandToshiba
ModelRAS-24S2AH-ES
CategoryAir Conditioner
LanguageEnglish

Summary

Specifications Overview

Construction Views

Indoor Unit Construction

Exploded view and dimensions of the indoor unit, including parts like grille, panel, and heat exchanger.

Outdoor Unit Construction

Exploded view and dimensions of the outdoor unit, including fan guard, compressor, and installation dimensions.

Wiring Diagrams

Wiring Diagram (RAS-18SKP/SA, RAS-24SKP/SA)

Wiring diagram for specific RAS models, showing connections between indoor and outdoor units.

Wiring Diagram (RAS-18SKHP/S2AH, RAS-24SKHP/S2AH)

Wiring diagram for different RAS models, detailing internal connections and component wiring.

Electrical Parts Specifications

Indoor Unit Electrical Parts (RAS-18/24SKP)

List of electrical parts for indoor units, including fan motor, sensors, and microcontroller.

Outdoor Unit Electrical Parts (RAS-18SA-ES)

List of electrical parts for the RAS-18SA-ES outdoor unit, including compressor and fan motor.

Outdoor Unit Electrical Parts (RAS-24SA-ES)

List of electrical parts for the RAS-24SA-ES outdoor unit, including compressor and fan motor.

Indoor Unit Electrical Parts (RAS-18/24SKHP)

Electrical parts specification for indoor units RAS-18SKHP-ES and RAS-24SKHP-ES.

Outdoor Unit Electrical Parts (RAS-18S2AH-ES)

Electrical parts for the RAS-18S2AH-ES outdoor unit, including compressor and fan motor.

Outdoor Unit Electrical Parts (RAS-24S2AH-ES)

Electrical parts for the RAS-24S2AH-ES outdoor unit, covering compressor and fan motor.

Refrigeration Cycle Diagrams

Refrigeration Cycle (RAS-18SKP/SA-ES)

Refrigeration cycle diagram for specific models, showing components like compressor and heat exchanger.

Refrigeration Cycle (RAS-24SKP/SA-ES)

Refrigeration cycle diagram for models RAS-24SKP-ES and RAS-24SA-ES, illustrating refrigerant flow.

Refrigeration Cycle (RAS-18SKHP/S2AH-ES)

Refrigeration cycle diagram for RAS-18SKHP-ES/RAS-18S2AH-ES, detailing heating and cooling.

Refrigeration Cycle (RAS-24SKHP/S2AH-ES)

Refrigeration cycle diagram for RAS-24SKHP-ES/RAS-24S2AH-ES, including heating and cooling specs.

Control Block Diagrams

Control Block Diagram (RAS-18SKP/SA, RAS-24SKP/SA)

Control block diagram for specific RAS models, showing MCU functions and signal flow.

Control Block Diagram (RAS-18SKHP/S2AH, RAS-24SKHP/S2AH)

Control block diagram for different RAS models, illustrating MCU operations and communication.

Operation Description

Remote Control Functions and Display

Explains remote control buttons and display indicators for various operations.

Air Conditioner Control Logic

Describes overall control, louver, and indoor fan operation logic.

Operation Mode Descriptions

Details various operation modes like Cooling, Dry, Heating, and Auto.

Safety and Reliability Functions

Covers low-temp limit, high-temp limit, and defrost operations for safety.

Special Operation Modes

Explains One-Touch, Hi POWER, QUIET, ECO, and COMFORT SLEEP modes.

Filter Check Indicator

Explains the filter check indicator and its reset procedure.

Auto Restart Function Management

Details setting and canceling the auto restart function after power failure.

Self-Cleaning Operation

Explains the self-cleaning function's purpose, operation, and release methods.

Installation Procedure

Installation Safety Precautions

Crucial safety guidelines for installation, covering electrical hazards and handling.

Installation Diagram and Clearances

Shows unit placement, clearances, and piping/drain hose routing.

Installation Parts and Tools

Lists optional installation parts and tools, including R410A specific items.

Indoor Unit Installation Location and Mounting

Specifies placement, drilling holes, and mounting the installation plate.

Indoor Unit Electrical Work

Details electrical connections, voltage, wiring methods, and precautions.

Indoor Unit Wiring Connection

Step-by-step guide for connecting the indoor unit's connecting cable.

Indoor Unit Piping and Drain Hose

Instructions for forming and installing piping and drain hoses.

Mounting the Indoor Unit

Process of securing the indoor unit onto the installation plate.

Indoor Unit Drainage

Ensures proper drainage of condensation to prevent water leakage.

Outdoor Unit Installation Location

Specifies ideal locations for the outdoor unit, considering environmental factors.

Refrigerant Piping Connection

Detailed steps for connecting refrigerant pipes, including cutting, flaring, and tightening.

System Evacuation

Procedure for removing air and moisture from the system using a vacuum pump.

Outdoor Unit Wiring Connection

Guide for connecting outdoor unit wiring to the terminal block and power.

Troubleshooting Chart

Troubleshooting Overview

General steps for troubleshooting, guiding users to basic checks and diagnostics.

Basic Pre-Troubleshooting Checks

Essential checks like power supply, connections, and fuses before diagnosing faults.

Initial Fault Diagnosis

Diagnosing problems using lamp indicators and basic operational checks.

Remote Control Self-Diagnosis

How to enter service mode and retrieve diagnostic codes using the remote.

Diagnostic Function Codes

Lists symptoms, conditions, and actions for various error codes.

Faulty Parts Diagnosis Flowcharts

Detailed flowcharts for diagnosing common faults and identifying faulty parts.

Indoor Unit Troubleshooting

Step-by-step guide for diagnosing and resolving indoor unit issues.

Indoor Fan Motor Problems

Troubleshooting steps when the indoor fan motor is not operating.

Compressor Operation Issues

Diagnosing why the compressor is not operating correctly.

SKHP Model Inspection Procedure

Inspection steps for SKHP models when the unit is not operating.

SKHP Compressor Operation Issues

Troubleshooting compressor problems specific to SKHP models.

Wiring and Connection Troubleshooting

Diagnosing issues related to interconnect and serial signal wiring.

P.C. Board Troubleshooting

Procedures for checking and troubleshooting the indoor P.C. board.

P.C. Board Inspection Procedures

Details inspection steps and causes for P.C. board defects.

Timer Delay Adjustment

Procedure to shorten the restart delay timer for testing.

Self-Cleaning Function Setup

Instructions for setting or canceling the self-cleaning function.

Remote Control Troubleshooting

Steps to resolve issues with the remote control's functionality.

How to Replace Main Parts

Indoor Unit Parts Replacement

General warnings and procedures for replacing indoor unit components.

Replacing the Front Panel

Step-by-step guide to remove and reassemble the indoor unit's front panel.

Replacing the Electric Parts Box

Instructions for removing and reassembling the indoor unit's electric parts box.

Replacing the Horizontal Louver

Procedure for removing the horizontal louver.

Replacing the Evaporator (Heat Exchanger)

Steps to remove the evaporator or heat exchanger.

Replacing the Bearing

Procedure for removing and handling the bearing assembly.

Replacing the Fan Motor

Steps to remove the indoor fan motor.

Reassembling the Cross Flow Fan

Instructions for reassembling the cross flow fan and fan motor.

Outdoor Unit Disassembly Procedure

Step-by-step guide to removing outdoor unit covers and electrical components.

Replacing Outdoor Capacitors, Contactor, Spark Killer

Procedures for replacing capacitors, magnetic contactor, and spark killer.

Replacing Outdoor Capacitors, Contactor, Transformers

Procedures for replacing capacitors, magnetic contactor, and transformers.

Exploded Views and Parts Lists

Indoor Unit E-Parts Assembly

Exploded view and parts list for indoor unit electronic components.

Indoor Unit Exploded View and Parts List

Exploded view diagram and comprehensive parts list for the indoor unit.

Outdoor Unit Exploded View and Parts List (RAS-18SA-ES, RAS-24SA-ES)

Exploded view diagram and detailed parts list for specific outdoor units.

Outdoor Unit Exploded View and Parts List (RAS-18S2AH-ES, RAS-24S2AH-ES)

Exploded view diagram and detailed parts list for other specific outdoor units.

Related product manuals