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Toshiba RAV-SM2246AT8J-E User Manual

Toshiba RAV-SM2246AT8J-E
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R410A
PRINTED IN JAPAN, Mar., 2017, TOMO
FILE No. A10-1701
SERVICE MANUAL
AIR-CONDITIONER
SPLIT TYPE
OUTDOOR UNIT
<DIGITAL INVERTER>
RAV-SM2246AT8-E RAV-SM2246AT8J-E
RAV-SM2806AT8-E RAV-SM2806AT8J-E
RAV-SM2246AT8-TR
RAV-SM2806AT8-TR

Table of Contents

Questions and Answers:

Toshiba RAV-SM2246AT8J-E Specifications

General IconGeneral
BrandToshiba
ModelRAV-SM2246AT8J-E
CategoryAir Conditioner
LanguageEnglish

Summary

Warning Indications on the Air Conditioner Unit

Precaution for Safety

Specifications and Declarations

Specifications Summary

Provides a summary of the air conditioner's technical specifications.

Refrigerant R410A Information

Safety Cautions for R410A

Highlights safety precautions specific to R410A refrigerant.

1. SPECIFICATIONS

1-1. Indoor Unit Specifications

Details specifications for various indoor unit types.

1-5. Outdoor Unit Specifications

3. OUTDOOR UNIT REFRIGERANTING CYCLE DIAGRAM

4. WIRING DIAGRAM

4-1. Outdoor Unit Wiring

Shows the electrical connections for the outdoor unit.

5. SPECIFICATIONS OF ELECTRICAL PARTS

6. REFRIGERANT R410A Handling

6-1. Safety During Installation/Servicing

Critical safety guidelines for R410A installation and servicing.

Refrigerant Piping Installation

Refrigerant Charging Procedures

6-4. Recharging of Refrigerant

Step-by-step instructions for recharging refrigerant.

Brazing of Pipes

Final Installation Checks

6-6-5. Final Installation Checks

Procedures for final checks after installation.

7. CIRCUIT CONFIGURATION AND CONTROL SPECIFICATIONS

7-1. Outdoor Unit Control

Details on the control systems for the outdoor unit.

Outline of Main Controls

Operational Control Modes

Specific Control Functions

8. TROUBLESHOOTING

8-1. Summary of Troubleshooting

Provides an overview of the troubleshooting process.

Troubleshooting Procedure

8-2. Troubleshooting - Outline of Judgment

8-2-1. Outline of judgment

Initial diagnostic steps based on indicator lights.

Check Code List (Outdoor)

8-2-4. Check Code List (Outdoor)

Reference list of error codes and their causes for outdoor units.

Diagnostic Procedure for Check Codes

8-2-5. Diagnostic Procedure for Each Check Code (Outdoor Unit)

Detailed troubleshooting flowcharts for specific error codes.

9. SETUP AT LOCAL SITE AND OTHERS

9-2. Outdoor Unit Operations

2. Service support functions (LED display and switch operation)

Trouble Display Codes

(1)-2. Trouble display

Interpreting LED indicators to identify current and latest troubles.

Refrigerant Leak Detection

(1)-4. Refrigerant leak detection function

Function to detect refrigerant leaks based on operational data.

Maintenance Inspections and Special Operations

10. ADDRESS SETUP

10-1. Address Setup Procedure

Step-by-step guide for setting up unit addresses.

Address Setup & Group Control

10-2. Address Setup & Group Control

Configuration of unit addresses and group control settings.

Remote Controller Wiring

Manual Address Setup

10-4. Address Setup (Manual setting from remote controller)

Procedure for manually setting addresses using the remote controller.

11. REPLACEMENT OF THE SERVICE P.C. BOARD

12. HOW TO EXCHANGE COMPRESSOR

13. DETACHMENTS

Electrical Part Replacement

Compressor Replacement

Compressor Attachment and Vacuum

14. EXPLODED VIEWS AND PARTS LIST

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