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Toshiba RAS-13UAV-E2, RAS-13UKV-E2 service manual Contents

Models: RAS-13UAV-E2 RAS-13UKV-E2

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FILE NO. SVM-03008

CONTENTS

1.SPECIFICATIONS

1-1 Specifications

1-2 Operation Characteristic Curve

1-2 Capacity Variation Ratio According to Temperature

2.REFRIGERANT R410A

2-1 Safety During Installation/Servicing

2-2 Refrigerant Piping Installation

2-3 Tools

2-4. Recharging of Refrigerant

2-5. Brazing of Pipes

3.CONSTRUCTION VIEWS

3-1 Indoor Unit

3-2 Outdoor Unit

4.WIRING DIAGRAM

4-1 Indoor Unit

4-2 Outdoor Unit

5.SPECIFICATION OF ELECTRICAL PARTS

5-1 Indoor Unit

5-2 Outdoor Unit

6.REFRIGERANT CYCLE DIAGRAM

6-1 Refrigerant Cycle Diagram

6-2 Operation Data

7.CONTROL BLOCK DIAGRAM

7-1 Indoor Unit

7-2 Outdoor Unit (Inverter Assembly)

8.OPERATION DESCRIPTION

8-1 Outlined of Air Conditioner Control

8-2 Description of Operation Circuit

8-3 Temporary Operation

8-4 Auto Restart Function

8-5 Filter Check Lamp

8-6 Remote Control and its Functions

8-7 Hi POWER Mode ([Hi POWER] button on the remote control is pushed.)

9.INSTALLATION PROCEDURE

9-1 Safety Cautions

9-2 INDOOR UNIT

9-3 OUTDOOR UNIT

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Toshiba RAS-13UAV-E2, RAS-13UKV-E2 service manual Contents

Contents

AIR Conditioner Contents HOW to Replace the Main Parts Specifications SpecificationsOperation Characteristic Curve Capacity Variation Ratio According to TemperatureRefrigerant R410A Safety During Installation/ServicingRefrigerant Piping Installation Piping materials and joints usedOuter diameter mm R410A R22 1 Thicknesses of annealed copper pipesThickness mm Processing of piping materialsWidth Flare tool for R410A Conventional flare toolClutch type Wing nut type Diameter·m kgf·cm ·m kgf·mGeneral tools Conventional tools can be used ToolsRequired tools 1 Configuration of refrigerant charging Recharging of RefrigerantBrazing of Pipes Activated flux Characteristics required for fluxTypes of flux Noncorrosive flux BrazingIndoor Unit 215Outdoor Unit Cover PVCheck Item Diagnosis Result Wiring Diagram1 Simple Check for Failure Diagnosis BRW Parts name Specification of Electrical PartsSpecifications RatingRefrigerant Cycle Diagram Refrigerant Cycle DiagramOperation Data Control Block Diagram RaysOutdoor Unit Inverter Assembly MCC813P.C.BOperation Description Outlined of Air Conditioner Control1 Compressor revolution range Operation Model Power factor improvement controlCapacity control Revolution rpsLouver control Prevent-freezing control5. P.M.V. Pulse Modulating Valve Indoor fan control DC fan motorCompressor revolution rps From Outdoor fan control DC fan motorModel name Description of Operation Circuit Cooling capacity controlLimit for maximum compressor motor speed By indoor fan speedBasic control Heating operationHigh-temp. release control Starting and in stability StabilityHeating capacity control Defrost controlAutomatic operation TimeTemporary auto operation Temporary OperationTemporary button Control Temporary cooling operationWhen the unit is in operation Operation How to set auto restart functionWhen the unit is on standby Not operating Operation Auto Restart FunctionFilter Check Lamp Remote Control and its Functions Timer and clock time display Mode displayTemperature display Hi-POWER displayFile NO. SVM-03008 To Disconnect the Appliance from the Main Power Supply Installation ProcedureSafety Cautions File NO. SVM-03008 Installation Diagram of Indoor and Outdoor Units AttachOptional installation parts Part Parts name ’ty Code Fixing bolt arrangement of outdoor unitName Accessory and installation partsOthers OptionNew tools for R410A Applicable to R22 model Changes Mounting the installation plate Installation placeRemote controller Cutting a holeWhen the installation plate is directly mounted on the wall Electrical workChanging drain hose How to remove the Drains CapDie-cutting Front panel slit Left-hand connection with piping How to fix the Drains CapCase of right or left piping Case of bottom right or bottom left pipingIndoor unit fixing Drainage Run the drain hose sloped downwardsR410A Conventional Copper pipe Tool used Refrigerant piping connection FlaringProjection margin in flaring a Unit mm Copper pipe Tightening connectionShaping pipes Using a vacuum pumpOuter dia Tightening torque Copper pipe EvacuatingStripping length of connection cable Packed valve handling precautionsWiring connection Gas leak test Auto restart settingHow to set the auto restart Test operationHOW to Diagnose the Trouble First ConfirmationOperation of air conditioner Description Primary JudgmentOperation which is not a trouble Program operation Indoorindication Judgment by Flashing LED of Indoor UnitSelf-Diagnosis by Remote Control Check Code How to use remote control in service modeCause of operation Short circuit. Replace Judgment of Trouble by Every Symptom Check ItemTurn on power supply Only indoor fan motor does not operate Primary check YESInspection procedure Troubleshooting for remote control Pipe clogging Check Code 1C Miswiring in indoor/outdoor units and 1E Check procedureHow to Diagnose Trouble in Outdoor Unit AGE on P.C. boardInspection procedures How to Check Simply the Main PartsDiagnosis/Process flowchart Contents Summary Main P.C. board partCheck procedures Procedure Check points Symptom Causes OPERATION, TIMER, PRE. DEFBottom View Sensor characteristic table10-8-2. P.C. board layout Indoor unit Other parts Part name Checking procedure Outdoor unit Part name Checking procedureChecking Method for Each Part Part name Checking procedure Diode check Igbt checkSymptom CauseHOW to Replace the Main Parts Part name Procedures RemarksFigure below For position of the fan motor connector Microcomputer Detachment Requirement Connector is one Assembly to other parts Fan motor Perform work of item 1 of 1 Set take-out part of the lead wire of coil to Part name Board layout MCC-813 Exploded Views and Parts List Indoor Unit E-Parts AssyFront Panel Assy Cabinet, Front, Assy Outdoor Unit E-Parts Assy Toshiba Carrier Corporation