Toshiba RAS-M10YKV-E User Manual

SERVICE MANUAL
FILE NO. A01-004
AIR-CONDITIONER
SUPPLEMENT
SPLIT TYPE
PRINTED IN JAPAN, Mar.,2001 ToMo
RAS-M10YKV-E, RAS-M13YKV-E, RAS-M16YKV-E
RAS-4M27YAV-E
RAS-M10YKCV-E, RAS-M13YKCV-E, RAS-M16YKCV-E
RAS-4M27YACV-E
RAS-M10YKV-E, RAS-M13YKV-E, RAS-M16YKV-E
RAS-3M26YAV-E
R410A
• Indoor Unit (1)
• Indoor Unit (2)
• Outdoor Unit
• P.C. board Layout
RAS-4M27YAV-E
RAS-4M27YACV-E
RAS-3M26YAV-E
Parts List
File No. A01-004

Toshiba RAS-M10YKV-E Specifications

General

Type	Split System
Cooling Capacity	2.5 kW
Heating Capacity	3.2 kW
Refrigerant	R32
Power Supply	220-240V, 50Hz
Indoor Unit Dimensions (W x H x D)	798 x 293 x 230 mm
Outdoor Unit Dimensions (W x H x D)	660 x 530 x 240 mm
Indoor Unit Weight	9 kg
Noise Level (Outdoor)	49 dB(A)

Summary

Service Manual - Air Conditioner Split Type

1. Specifications

1-1. Specifications

Detailed technical specifications for various indoor and outdoor units, including cooling/heating capacity, power, noise, dimensions, and piping.

1-3. Electrical Data

2. Refrigerant R410A

2-1. Safety During Installation and Servicing

Outlines crucial safety precautions and considerations when installing or servicing air conditioners using R410A refrigerant.

2-3. Tools

4. Wiring Diagram

4-1. Indoor Unit

Provides the detailed wiring diagram for the indoor unit, including connections and component labels.

5. Specifications of Electrical Parts

5-1. Indoor Unit

6. Refrigerant Cycle Diagram

7. Control Block Diagram

8. Operation Description

8-1. Outline of Air Conditioner Control

Provides an overview of the air conditioner's operation, control logic, and component functions.

8-1-1. Capacity Control

Explains how cooling capacity is regulated by adjusting compressor motor speed via the inverter.

8-4. Auto Restart Function

9. Installation Procedure

9-1. Safety Cautions

Provides critical safety warnings and guidelines for installing the air conditioner unit and its components.

10. How to Diagnose the Trouble

10-2. Primary Judgment

Guides on initial troubleshooting steps, including checking power, primary judgments, and symptom analysis.

10-3. Judgment by Flashing LED of Indoor Unit

Explains how to interpret indoor unit LED indicators for self-diagnosis of faults.

10-4. Self-Diagnosis by Remote Controller (Check Code)

Details the process of performing self-diagnosis using the remote controller's check code function.

10-5. Judgment of Trouble by Every Symptom

Provides guidance on diagnosing troubles based on observed symptoms and unit behavior.

10-6. Trouble Diagnosis by Outdoor LED

10-7. How to Diagnose Trouble in Outdoor Unit

10-7-1. Summarized Inner Diagnosis of Inverter Assembly

Offers a summarized diagnostic process for the outdoor unit's inverter assembly.

10-8. How to Check Simply the Main Parts

10-8-1. How to Check the P.C. Board (Indoor Unit)

10-9. How to Simply Judge Whether Outdoor Fan Motor is Good or Bad

11. How to Replace the Main Parts

11-1. Indoor Unit

Provides step-by-step instructions for replacing main parts of the indoor unit.