Manuals / Toshiba / Household Appliance / Air Conditioner

Toshiba RAS-10YKV-E, RAS-13YKV-E, RAS-10YAV-E, RAS-13YAV-E Control Block Diagram, Remote Controller

Models: RAS-13YAV-E RAS-10YAV-E RAS-10YKV-E RAS-13YKV-E

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Page 21

7. CONTROL BLOCK DIAGRAM

7-1. Indoor Unit

RAS-10YKV-E, RAS-13YKV-E

Heat Exchanger Sensor

Temperature Sensor

Infrared Rays Signal Receiver

Infrared	Initializing Circuit
Rays	Clock Frequency
	Clock Frequency
	Oscillator Circuit

Power Supply

Indoor Unit Control Panel

M.C.U

Functions

• Louver Control

• 3-minute Delay at Restart for Compressor

• Motor Revolution Control

•Processing

(Temperature Processing)

•Timer

•Serial Signal Communication

Operation

Display

Timer

Display

ECONO.

Sign Display

PRE DEF.

Sign Display

Indoor

Fan Motor

Remote

Circuit

Louver ON/OFF Signal

Controller

Noise Filter

Louver Driver

Louver

Motor

Serial Signal Transmitter/Receiver

From Outdoor Unit	Serial Signal Communication

REMOTE CONTROLLER

Infrared

Rays

Remote Controller

Operation (START/STOP)

Operation Mode Selection

AUTO, COOL, DRY, HEAT

Thermo. Setting

Fan Speed Selection

ON TIMER Setting

OFF TIMER Setting

Louver AUTO Swing

Louver Direction Setting

ECONO.

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Image 21

Toshiba RAS-10YKV-E, RAS-13YKV-E, RAS-10YAV-E, RAS-13YAV-E service manual Control Block Diagram, Remote Controller

Contents

AIR-CONDITIONER Contents Specifications SpecificationsRAS-10YKV-E/RAS-10YAV-E RAS-13YKV-E RAS-13YKV-E/RAS-13YAV-E Capacity Variation Ratio According to Temperature Operation Characteristic CurveCooling Heating Cooling Refrigerant Piping Installation Safety During Installation/ServicingRefrigerant R410A Piping Materials and Joints Used 1 Thicknesses of annealed copper pipes Thickness mm Processing of Piping MaterialsOuter diameter mm R410A R22 Nominal diameter 4 Dimensions related to flare processing for R22 Outer 3 Dimensions related to flare processing for R410A Outer5 Flare and flare nut dimensions for R410A Outer Thickness Dimension mm Wrenches available on the market Nm kgfcm Tools R410A air conditioner Conventional air InstallationRequired Tools General tools Conventional tools can be used Recharging of Refrigerant 1 Configuration of refrigerant charging Brazing of Pipes Materials for BrazingFlux Never use gas other than Nitrogen gas Brazing Construction Views Indoor UnitRAS-10YKV-E, RAS-13YKV-E RAS-10YAV-E RAS-13YAV-E Outdoor Unit Wiring Diagram 1 Simple check points for diagnosing faultsCheck items Diagnosis result V. Pulse Modulating Valve RAS-10YAV-E, RAS-13YAV-E Specifications of Electrical Parts Parts name Type SpecificationsParts name Model name Rating Refrigerant Cycle Diagram Refrigerant Cycle DiagramRAS-10YKV-E/RAS-10YAV-E RAS-13YKV-E/RAS-13YAV-E Operation Data CoolingHeating Remote Controller Control Block Diagram Assembly RASMCC808 P.C.B Outline of Air Conditioner Control Operation Description Capacity Control Power Factor Improvement ControlCurrent Release Control 1 Compressor revolution range 5. P. M. V. Pulse Modulating Valve Prevent-Freezing ControlLouver Control Indoor Fan Control DC Fan Motor Outdoor Fan Control DC Fan Motor Description of Operation CircuitCOOL, DRY Heat Outdoor temperature release control Prevent-freezing controlCurrent release control Louver control Rps ECONO. operation control 5 Setting of air flow Basic control Heating OperationStarting and in stability Cold draft preventing control Defrost control Automatic Operation Temporary OperationTemporary Auto Operation Temporary Cooling Operation How to Set the Auto Restart Auto Restart FunctionOperation Motion Case of Power Failure during the Timer Operation How to Cancel the Auto Restart Parts Name of Remote Controller Remote ControllerName of Indications on Remote Controller START/STOP button Installation Procedure Safety CautionsRemark per EMC Directive 89/336/EEC Indoor Unit Optional Installation Parts Electrical Work Refrigerant Piping Connection Outdoor Unit Confirmation of Power Supply HOW to Diagnose the TroubleConfirmation of Power Voltage First Confirmation Primary Judgment Operation Which is not a Trouble Program OperationOperation of air conditioner Description Check Block display Description for self-diagnosis Code Judgment by Flashing LED of Indoor Unit Operation Control by Rated Frequency in Service Mode Self-Diagnosis by Remote Controller Check CodeSelf-Diagnosis Button Block distinction Check outdoor heat exchanger temp Indoor Unit Including Remote Controller Judgment of Trouble by Every SymptomConfirmation procedure Power is not turned on Does not operate entirely YES Only the indoor fan does not operate Cause How to examine whether remote controller is good or bad Wiring Failure Interconnecting and Serial Signal Wire Check procedure Select phenomena described belowOutdoor unit does not operate Check procedure Check Code 1C Miswiring in indoor/outdoor units and 1E How to Diagnose Trouble in Outdoor Unit Summarized Inner Diagnosis of Inverter AssemblyDiagnosis/Process flowchart Contents Summary How to Check the P.C. Board Indoor Unit How to Check Simply the Main PartsOperating precautions Inspection procedures Procedure Check point Symptom Causes Check procedures Sensor characteristic table 10-8-2. P.C. Board LayoutBottom View Indoor Unit Other Parts Part name Checking procedureOutdoor Unit Position Resistance value Case that product is good Checking Method for Each Part Symptom How to Simply Judge Whether Outdoor Fan Motor is Good or Bad Part name Procedure Remarks HOW to Replace the Main Parts11-1 Indoor Unit To assemble the front panel Removing Louver motor Board layout Microcomputer No. Part name Procedure Remarks DetachmentAttachment High-voltage circuit is incorporated in it Be careful to check the inverter becauseBundled Part Lead wires Propeller Flange nut is loosened by turning clockwise Side and B room side. After mounting it Pulse modulating valve has a roomCheck that coil at B room side Red Perform work on a corrugated cardboard Parts name Qty Remarks Part name Procedure Remarks MCC-808 Exploded Views and Parts List Part DescriptionLocation Part Description 222 43T49023 Holder of Plate of EVA-SEAL 11, 13 12 24, 25 26, 27 12-3. P.C. Board Layout Toshiba Carrier Corporation Turn 208 10YKV-E 221 Cushion, Rubber Valve, 4-way To Sensor Ø6