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Toshiba RAV-SM2804AT8-E Service Manual

Toshiba RAV-SM2804AT8-E
133 pages
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R410A
FILE NO. A09-004
SERVICE MANUAL
AIR-CONDITIONER
SPLIT TYPE
OUTDOOR UNIT
<DIGITAL INVERTER>
RAV-SM2244AT8-E RAV-SM2804AT8-E
RAV-SM2244AT8Z-E RAV-SM2804AT8Z-E
RAV-SM2244AT8ZG-E RAV-SM2804AT8ZG-E
RAV-SM2244AT7 RAV-SM2804AT7
RAV-SM2244AT7Z RAV-SM2804AT7Z
RAV-SM2244AT7ZG RAV-SM2804AT7ZG
PRINTED IN JAPAN, Jun, 2009 ToMo

Table of Contents

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Toshiba RAV-SM2804AT8-E Specifications

General IconGeneral
Indoor Unit Dimensions (WxHxD)1600x690x248 mm
Outdoor Unit Dimensions (WxHxD)990x1240x380 mm
Weight (Indoor Unit)44 kg
Weight (Outdoor Unit)118 kg
Cooling Capacity2.8 kW
Energy Efficiency Ratio (EER)3.50
Seasonal Energy Efficiency Ratio (SEER)5.60
Power Source380-415/3/50 V/Phase/Hz
Energy Efficiency Ratio (Cooling)3.50

Summary

OUTDOOR UNIT

Adoption of New Refrigerant

SAFETY CAUTION

Explanation of indications

Explains the meaning of various warning indications used in the manual.

Explanation of illustrated marks

Explains the meaning of illustrated symbols and marks used in the manual.

Confirmation of warning label on the main unit

Guidance on checking warning labels on the main unit for safety.

6. REFRIGERANT R410A

1. Safety Caution Concerned to New Refrigerant

Safety precautions related to the use of R410A refrigerant.

2. Cautions on Installation/Service

Specific warnings and best practices for installing and servicing R410A systems.

3. Pipe Materials

Information on suitable pipe materials and their specifications for R410A.

4. Tools

1. Required Tools for R410A

Lists essential tools specifically required for R410A refrigerant systems.

Combination Pattern (Indoor Unit / Outdoor Unit)

<RAV-SM2244AT series>

Indoor/outdoor unit combination patterns for the RAV-SM2244AT series.

<RAV-SM2804AT series>

Indoor/outdoor unit combination patterns for the RAV-SM2804AT series.

1. SPECIFICATIONS

1-1. Indoor Unit

Technical specifications for various indoor unit types.

1-2. Outdoor Unit

Technical specifications for the outdoor unit models.

1-3. Operation Characteristic Curve

Performance curves showing operational characteristics under different conditions.

2. CONSTRUCTION VIEWS (EXTERNAL VIEWS)

2-1. Outdoor Unit

External views and dimensions of the outdoor unit.

3. OUTDOOR UNIT REFRIGERANTING CYCLE DIAGRAM

4. WIRING DIAGRAM

4-1. Outdoor Unit

Wiring diagram for the outdoor unit and its components.

5. SPECIFICATIONS OF ELECTRICAL PARTS

5-1. Outdoor Unit

Detailed specifications for electrical parts used in the outdoor unit.

7. CIRCUIT CONFIGURATION AND CONTROL SPECIFICATIONS

7-1. Outdoor Unit Control

Details on outdoor unit control systems and circuit configurations.

7-2. Outline of Main Controls

Overview of the main control functions and operations of the system.

8. TROUBLESHOOTING

8-1. Summary of Troubleshooting

General overview and common troubleshooting steps for system issues.

8-2. Troubleshooting

Detailed troubleshooting procedures and error code explanations.

9. SETUP AT LOCAL SITE AND OTHERS

9-1. Calling of Error History

Procedure to view past error codes and system logs.

9-2. Group Control Operation

How to configure and operate multiple indoor units in a group.

9-3. Outdoor Unit

Various settings and configurations for the outdoor unit.

10. ADDRESS SETUP

10-1. Address Setup Procedure

Step-by-step guide for setting unit addresses for system operation.

10-2. Address Setup & Group Control

Details on setting up addresses and managing group control configurations.

10-3. Remote Controller Wiring

Wiring diagrams and guidelines for connecting remote controllers.

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

Manual procedure for setting unit addresses via the remote controller.

10-5. Confirmation of Indoor Unit No. Position

How to check the position and address of indoor units in the system.

11. INSTALLATION MANUAL

12. REPLACEMENT OF THE SERVICE P.C. BOARD (4316V392) MCC-1599

13. HOW TO EXCHANGE COMPRESSOR

13-1. Exchanging Procedure of Compressor (Outline)

General outline for the compressor replacement procedure.

13-2. Exchange of Compressor

Detailed steps for the compressor exchange process.

14. DETACHMENTS

14-1. Outdoor Unit

Procedures for detaching and attaching parts of the outdoor unit.

15. EXPLODED VIEWS AND PARTS LIST

15-1. Outdoor Unit

Exploded view and parts list for the outdoor unit.

15-2. Inverter Assembly

Exploded view and parts list for the inverter assembly.

15-3. Outdoor Unit

Exploded view and parts list for the outdoor unit (different models).

15-4. Inverter Assembly

Exploded view and parts list for the inverter assembly (different models).

WARNINGS ON REFRIGERANT LEAKAGE

Check of Concentration Limit

Procedures for ensuring refrigerant concentration limits are met in installed rooms.

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