Toshiba RAS-13UAV-E2, RAS-13UKV-E2 7. CONTROL BLOCK DIAGRAM

– 20 –

FILE NO. SVM-03008

REMOTE CONTROL

Remote Control

Operation (START/STOP)

Operation Mode Selection

AUTO, COOL, DRY, HEAT, FAN ONLY

Temperature Setting

Fan Speed Selection

ON TIMER Setting

OFF TIMER Setting

Louver Auto Swing

Louver Direction Setting

ECO

Hi power

Filter Reset

Infrared Rays

7. CONTROL BLOCK DIAGRAM

7-1.Indoor Unit

• Louver Control

•

3-minute Delay at Restart for Compressor

•

Motor Revolution Control

•

Timer

•

Serial Signal Communication

•

Processing

(Temperature Processing)

Functions

M.C.U

Indoor Unit Control Panel

From Outdoor Unit

Remote

Control

Heat Exchanger Sensor

Temperature Sensor

Infrared Rays Signal Receiver

Infrared

Rays

Initiallizing Circuit

Clock Frequency

Oscillator Circuit

Louver Motor

36.7KHz

Power Supply

Circuit

Noise Filter

Filter

Sign Display

PRE DEF.

Sign Display

Indoor

Fan Motor

Louver

Motor

Timer

Display

Operation

Display

Louver Driver

Louver ON/OFF Signal

Serial Signal Communication

Serial Signal Transmitter/Receiver

Contents

Main CONTENTS FILE NO. SVM-03008 10. HOW TO DIAGNOSE THE TROUBLE 11. HOW TO REPLACE THE MAIN PARTS 12. EXPLODED VIEWS AND PARTS LIST 3 1. SPECIFICATIONS The specification may be subject to change without nitice for purpose of improvement. 1-1. Specifications 4 1-2.Operation Characteristic Curve * <Cooling> <Heating> Compressor speed (rps) Conditions Indoor : DB 27C/WB 19C Outdoor : DB 35C Air flow : High Pipe length : 5m 230V Current (A) 2. REFRIGERANT R410A 2-1.Safety During Installation/Servicing Page FILE NO. SVM-03008 Page 2-3. Tools 2-4. Recharging of Refrigerant 2-5. Brazing of Pipes Page 13 3. CONSTRUCTION VIEWS 3-1. Indoor Unit 14 3-2.Outdoor Unit Page Page 17 5. SPECIFICATION OF ELECTRICAL PARTS 5-1. Indoor Unit No. Parts name Type Specifications 5-2.Outdoor Unit No. Parts name Model name Rating 6. REFRIGERANT CYCLE DIAGRAM 6-1.Refrigerant Cycle Diagram OUTDOOR UNIT INDOOR UNIT 6-2.Operation Data 20 REMOTE CONTROL 7. CONTROL BLOCK DIAGRAM 7-1.Indoor Unit Remote Control Infrared Rays 21 7-2.Outdoor Unit (Inverter Assembly) MCC813 (P.C.B) OUTDOOR UNIT MICRO-COMPUTER BLOCK DIAGRAM M.C.U For INDOOR UNIT 8. OPERATION DESCRIPTION 8-1.Outlined of Air Conditioner Control Page Page Page 8-2. Description of Operation Circuit Page * FILE NO. SVM-03008 Page 8-3. Temporary Operation 8-4. Auto Restart Function 8-5. Filter Check Lamp 8-6.Remote Control and its Functions 13 2 8 A AUTOA 9 67 5 4 8-7.Hi POWER Mode ([Hi POWER] button on the remote control is pushed.) 9. INSTALLATION PROCEDURE 9-1. Safety Cautions For general public use DANGER WARNING 1 6 2 5 8 4 Page Page Page 9-2.Indoor Unit 7 Page Page Page Page 9-3.Outdoor Unit Page Page Information 10. HOW TO DIAGNOSE THE TROUBLE 10-1. First Confirmation 10-2. Primary Judgment 10-3.Judgment by Flashing LED of Indoor Unit 10-4.Self-Diagnosis by Remote Control (Check Code) 00 01 1d 1E02 22 56 57 58 10-5. Judgment of Trouble by Every Symptom Page 60 Page 62 (5) Troubleshooting for remote control Press START/STOP button. Is transmission mark indicated? Page 64 10-6. Check Code 1C (Miswiring in indoor/outdoor units) and 1E <Check procedure> 1C 1E 65 10-7. How to Diagnose Trouble in Outdoor Unit Table 10-7-1 A B C } CBA 10-8. How to Check Simply the Main Parts 67 Table 10-8-1 (3) Check procedures No. Procedure Check points (Symptom) Causes GND +12V +5V 69 10-8-3. Indoor unit (Other parts) Under 20C 10-8-4. Outdoor unit 70 10-8-5. Checking Method for Each Part Diode check IGBT check 10-9. How to Simply Judge Whether Outdoor Fan Motor is Good or Bad 11-1. Indoor Unit 72 11. HOW TO REPLACE THE MAIN PARTS 73 74 75 11-2. Microcomputer 76 11-3. Outdoor Unit 77 78 79 80 81 Page 12. EXPLODED VIEWS AND PARTS LIST 84 12-2. Indoor Unit 85 12-3. Outdoor Unit 12-4. Outdoor Unit (E-Parts Assy)