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Toshiba RAV-SM2244AT8-A User Manual

Toshiba RAV-SM2244AT8-A
114 pages
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R410A
FILE NO. A10-028
SERVICE MANUAL
SPLIT TYPE
OUTDOOR UNIT
<DIGITAL INVERTER>
RAV-SM2244AT8-A
RAV-SM2804AT8-A
PRINTED IN JAPAN, Feb., 2011 ToMo

Table of Contents

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Toshiba RAV-SM2244AT8-A Specifications

General IconGeneral
TypeSplit System
SeriesDigital Inverter
Cooling Capacity22.4 kW
Heating Capacity25.0 kW
Seasonal Energy Efficiency Ratio (SEER)6.1
Power Supply3 Phase, 380-415V, 50Hz
RefrigerantR410A

Summary

SAFETY CAUTION

Explanation of Indications

Defines DANGER, WARNING, CAUTION terms for safety.

Explanation of Illustrated Marks

Explains symbols like prohibition, mandatory, caution.

SPECIFICATIONS

Indoor Unit Specifications

Details electrical, appearance, and fan specs for indoor units.

Outdoor Unit Specifications

Details power, compressor, pipe, and fan specs for outdoor units.

REFRIGERANT R410A

Safety During Installation/Servicing

Safety precautions for R410A pressure and handling.

Refrigerant Piping Installation

Guidelines for installing R410A compatible piping materials and joints.

Recharging of Refrigerant

Step-by-step process for recharging refrigerant with specific tools and methods.

CIRCUIT CONFIGURATION AND CONTROL SPECIFICATIONS

Outdoor Unit Control

Details circuit configurations of P.C. boards like Compressor IPDU and Fan IPDU.

Outline of Main Controls

Explains controls like PMV, discharge temp release, and fan speed.

TROUBLESHOOTING

Summary of Troubleshooting

Lists common issues and before-check points for wired/wireless controllers.

Check Code List (Outdoor)

Comprehensive list of error codes, their causes, and troubleshooting measures.

ADDRESS SETUP

Address Setup Procedure

Step-by-step guide for setting indoor unit addresses and group addresses.

Remote Controller Wiring

Wiring diagrams and specifications for remote controller connections.

INSTALLATION MANUAL

Safety Precautions (Installation)

Installation-specific safety warnings and precautions.

Refrigerant Piping

Detailed instructions for refrigerant pipe connection, flaring, and brazing.

Electrical Work

Guidelines for proper electrical wiring, including power supply and earthing.

Troubleshooting (Installation)

Fault diagnosis methods for issues encountered during installation.

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