Toshiba RAS-13UAV-E2, RAS-13UKV-E2 service manual Fan motor Perform work of item 1 of 1

Page 80

 

 

 

 

FILE NO. SVM-03008

No.

Part name

 

Procedures

 

Remarks

6

Fan motor

1) Perform work of item 1 of 1 and 2.

Fan motor

 

 

2)

Remove the flange nut fixing the fan motor and

 

 

 

 

 

the propeller fan.

Propeller fan

 

 

 

 

• Flange nut is loosened by turning clockwise.

 

 

 

 

 

(To tighten the flange nut, turn counterclock-

 

 

 

 

 

wise.)

 

 

 

 

3)

Remove the propeller fan.

 

 

 

 

4)

Disconnect the connector for fan motor from the

 

 

 

 

 

inverter.

 

 

 

 

5)

Remove the fixing screws (3 pcs.) holding by

 

 

 

 

 

hand so that the fan motor does not fall.

 

 

 

 

 

 

Flange nut

 

7

Compressor

1) Perform work of item 1 of 1 and 2, 3, 4, 5.

 

 

 

 

2)

Extract refrigerant gas.

 

 

 

 

3)

Remove the partition board.

 

 

 

 

 

(ST1T∅ 4 x 10s 2 pcs.)

 

 

 

 

4)

Remove the sound-insulation material.

 

 

 

 

5)

Remove the terminal cover of the

 

 

 

 

 

compressor, and disconnect lead wire of the

 

 

 

 

 

compressor thermo. and the compressor from

 

 

 

 

 

the terminal.

 

Valve

 

 

6)

Remove pipe connected to the compressor with

Partition

 

 

 

a burner.

board

clamping

 

 

 

 

plate

 

 

7)

Remove the fixing screw of the bottom plate

 

 

 

 

Compressor

 

 

 

and heat exchanger.

 

 

 

 

 

thermo.

 

 

 

(ST1T∅ 4 x 10s 2 pc.)

 

 

 

 

 

 

 

 

8)

Remove the fixing screw of the bottom plate

 

Compressor

 

 

 

and valve clamping plate.

 

 

 

 

 

 

 

 

 

(ST1T∅ 4 x 10s 2 pcs.)

 

 

 

 

9)

Pull upward the refrigeration cycle.

 

 

 

 

10) Remove the nut fixing the compressor to the

 

 

 

 

 

bottom plate.

 

 

8

Reactor

1) Perform work of item 1 of 1 and 3.

 

Reactor

 

 

2) Remove lead wires clung in holder on the

 

 

 

 

 

partition board.

 

 

 

 

3)

Remove the screw fixing the reactor.

 

 

 

 

 

(ST1T∅ 4 x 10s 2 pcs.)

 

 

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Contents AIR Conditioner Contents HOW to Replace the Main Parts Specifications SpecificationsOperation Characteristic Curve Capacity Variation Ratio According to TemperatureSafety During Installation/Servicing Refrigerant Piping InstallationRefrigerant R410A Piping materials and joints used1 Thicknesses of annealed copper pipes Thickness mmOuter diameter mm R410A R22 Processing of piping materialsFlare tool for R410A Conventional flare tool Clutch type Wing nut typeWidth 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 Characteristics required for flux Types of flux Noncorrosive fluxActivated flux BrazingIndoor Unit 215Outdoor Unit Cover PVCheck Item Diagnosis Result Wiring Diagram1 Simple Check for Failure Diagnosis BRW Specification of Electrical Parts SpecificationsParts name RatingRefrigerant Cycle Diagram Refrigerant Cycle DiagramOperation Data Control Block Diagram RaysOutdoor Unit Inverter Assembly MCC813P.C.BOperation Description Outlined of Air Conditioner ControlPower factor improvement control Capacity control1 Compressor revolution range Operation Model Revolution rpsPrevent-freezing control 5. P.M.V. Pulse Modulating ValveLouver control 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 operationStarting and in stability Stability Heating capacity controlHigh-temp. release control Defrost controlAutomatic operation TimeTemporary Operation Temporary button ControlTemporary auto operation Temporary cooling operationHow to set auto restart function When the unit is on standby Not operating OperationWhen the unit is in operation Operation Auto Restart FunctionFilter Check Lamp Remote Control and its Functions Mode display Temperature displayTimer and clock time 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 unitAccessory and installation parts OthersName OptionNew tools for R410A Applicable to R22 model Changes Installation place Remote controllerMounting the installation plate 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 How to fix the Drains Cap Case of right or left pipingLeft-hand connection with piping Case of bottom right or bottom left pipingIndoor unit fixing Drainage Run the drain hose sloped downwardsRefrigerant piping connection Flaring Projection margin in flaring a Unit mmR410A Conventional Copper pipe Tool used Copper pipe Tightening connectionUsing a vacuum pump Outer dia Tightening torque Copper pipeShaping pipes EvacuatingStripping length of connection cable Packed valve handling precautionsWiring connection Auto restart setting How to set the auto restartGas leak test 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. boardHow to Check Simply the Main Parts Diagnosis/Process flowchart Contents SummaryInspection procedures 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

RAS-13UAV-E2, RAS-13UKV-E2 specifications

The Toshiba RAS-13UKV-E2 and RAS-13UAV-E2 air conditioning units represent a significant step forward in both comfort and energy efficiency. Designed for residential and light commercial use, these models are packed with features that cater to diverse climate control needs while adhering to modern standards of sustainability.

One of the standout features of both models is the implementation of inverter technology. This advanced system allows for more precise temperature control by adjusting the compressor speed based on the ambient temperature requirements. This not only enhances energy efficiency but also ensures a quieter operation compared to traditional air conditioning systems. As a result, users benefit from consistent comfort without the disruptive sounds often associated with cooling units.

The RAS-13UKV-E2 and RAS-13UAV-E2 also feature a high energy efficiency rating, which is crucial for reducing electricity bills. The Seasonal Energy Efficiency Ratio (SEER) is a vital measure of energy efficiency over an entire cooling season. Both units excel in this regard, making them an environmentally friendly choice. This is further supported by Toshiba's commitment to incorporating R32 refrigerant, known for its lower environmental impact compared to older refrigerants.

User convenience is enhanced with integrated smart controls. Both models are compatible with wireless remote control features, allowing for easy adjustments from a distance. This is complemented by programmable settings that let users schedule operation times, ensuring that the units run only when needed, which further optimizes energy consumption.

Design-wise, these air conditioners boast a sleek and modern appearance, making them a visually appealing addition to any room. They are constructed with durable materials that ensure longevity and reliability. Moreover, the filters are designed for easy maintenance, ensuring cleaner indoor air quality and prolonging the lifespan of the unit.

The Toshiba RAS-13UKV-E2 and RAS-13UAV-E2 units also come equipped with advanced air purification technologies. These features help to reduce airborne pollutants and allergens, contributing to a healthier indoor environment. With exceptional cooling and heating capabilities, easy installation, and advanced features, these models are designed to meet the modern user's needs for comfort, efficiency, and health. Overall, they represent an excellent investment in both cooling technology and eco-friendly practices.
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