Toshiba RAS-13UKV-E2, RAS-13UAV-E2 service manual Set take-out part of the lead wire of coil to

Page 81

 

 

 

 

FILE NO. SVM-03008

 

 

 

 

 

No.

Part name

 

Procedures

Remarks

 

 

 

 

9

Pulse modulating

1. Detachment

 

 

valve coil

1)

Perform work of item 1 of 1, and 2,

3, 5.

 

 

2)

Turn the coil clockwise (counterclockwise) by

 

 

 

90 degrees, and remove coil from the pulse

 

 

 

modulating valve.

 

2. Attachment

Take-out part

 

 

of lead wire

 

 

1) Set take-out part of the lead wire of coil to the

Notch

 

 

coil inserting position of the pulse modulating

 

 

 

 

Coil fix

valve, and attach the coil.

Coil inserting

 

position

 

2) Turn the coil by 90 degrees, set surely the

position

 

 

concave part at lower part of the coil to the

 

 

 

positioning hole of the pulse modulating valve,

 

 

 

and then fix the coil.

 

 

 

 

 

 

 

 

 

The pulse modulating valve has A room

Coil inserting

 

Positioning

 

side and B room side. After mounting it,

 

 

position

 

hole

 

check that coil at B room side (Red

 

 

 

 

 

 

marking is marked on the pulse modulat-

 

 

 

 

ing valve.) is connected to CN13 of the

 

 

 

 

control board assembly.

 

 

 

 

 

 

 

 

!

Fan guard

1. Detachment

 

 

 

1)

Perform work of item 1 of 1, and 2.

 

 

 

2)

Remove the front cabinet, and put it down so

 

 

 

 

that fan guard side directs downward.

 

 

 

 

 

 

 

 

 

 

 

Perform work on a corrugated cardboard,

 

 

 

 

 

cloth, etc. to prevent flaw to the product.

 

 

 

 

 

 

 

 

 

3)

Remove the hooking claws by pushing minus

Minus screwdriver

 

 

 

screwdriver according to the arrow mark in the

 

 

 

right figure, and remove the fan guard.

Hooking claw

2. Attachment

1)Insert claw of the fan guard in the hole of the front cabinet. Push the hooking claws

(10 positions) by hands and fix the claws.

All the attaching works have completed. Check that all the hooking claws are fixed to the specified positions.

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Contents AIR Conditioner Contents HOW to Replace the Main Parts Specifications SpecificationsCapacity Variation Ratio According to Temperature Operation Characteristic CurveRefrigerant Piping Installation Safety During Installation/ServicingRefrigerant R410A Piping materials and joints usedThickness mm 1 Thicknesses of annealed copper pipesOuter diameter mm R410A R22 Processing of piping materialsClutch type Wing nut type Flare tool for R410A Conventional flare toolWidth Diameter·m kgf·m ·m kgf·cmTools Required toolsGeneral tools Conventional tools can be used Recharging of Refrigerant 1 Configuration of refrigerant chargingBrazing of Pipes Types of flux Noncorrosive flux Characteristics required for fluxActivated flux Brazing215 Indoor UnitCover PV Outdoor UnitWiring Diagram 1 Simple Check for Failure DiagnosisCheck Item Diagnosis Result BRW Specifications Specification of Electrical PartsParts name RatingRefrigerant Cycle Diagram Refrigerant Cycle DiagramOperation Data Rays Control Block DiagramMCC813P.C.B Outdoor Unit Inverter AssemblyOutlined of Air Conditioner Control Operation DescriptionCapacity control Power factor improvement control1 Compressor revolution range Operation Model Revolution rps5. P.M.V. Pulse Modulating Valve Prevent-freezing controlLouver control Indoor fan control DC fan motorOutdoor fan control DC fan motor Model nameCompressor revolution rps From Cooling capacity control Description of Operation CircuitBy indoor fan speed Limit for maximum compressor motor speedHeating operation Basic controlHeating capacity control Starting and in stability StabilityHigh-temp. release control Defrost controlTime Automatic operationTemporary button Control Temporary OperationTemporary auto operation Temporary cooling operationWhen the unit is on standby Not operating Operation How to set auto restart functionWhen the unit is in operation Operation Auto Restart FunctionFilter Check Lamp Remote Control and its Functions Temperature display Mode displayTimer and clock time display Hi-POWER displayFile NO. SVM-03008 Installation Procedure Safety CautionsTo Disconnect the Appliance from the Main Power Supply File NO. SVM-03008 Attach Installation Diagram of Indoor and Outdoor UnitsFixing bolt arrangement of outdoor unit Optional installation parts Part Parts name ’ty CodeOthers Accessory and installation partsName OptionNew tools for R410A Applicable to R22 model Changes Remote controller Installation placeMounting the installation plate Cutting a holeElectrical work When the installation plate is directly mounted on the wallHow to remove the Drains Cap Die-cutting Front panel slitChanging drain hose Case of right or left piping How to fix the Drains CapLeft-hand connection with piping Case of bottom right or bottom left pipingDrainage Run the drain hose sloped downwards Indoor unit fixingProjection margin in flaring a Unit mm Refrigerant piping connection FlaringR410A Conventional Copper pipe Tool used Copper pipe Tightening connectionOuter dia Tightening torque Copper pipe Using a vacuum pumpShaping pipes EvacuatingPacked valve handling precautions Wiring connectionStripping length of connection cable How to set the auto restart Auto restart settingGas leak test Test operationFirst Confirmation HOW to Diagnose the TroublePrimary Judgment Operation which is not a trouble Program operationOperation of air conditioner Description Judgment by Flashing LED of Indoor Unit IndoorindicationHow to use remote control in service mode Self-Diagnosis by Remote Control Check CodeCause of operation Short circuit. Replace Check Item Judgment of Trouble by Every SymptomTurn on power supply YES Only indoor fan motor does not operate Primary checkInspection procedure Troubleshooting for remote control Pipe clogging Check procedure Check Code 1C Miswiring in indoor/outdoor units and 1EAGE on P.C. board How to Diagnose Trouble in Outdoor UnitDiagnosis/Process flowchart Contents Summary How to Check Simply the Main PartsInspection procedures Main P.C. board partOPERATION, TIMER, PRE. DEF Check procedures Procedure Check points Symptom CausesSensor characteristic table 10-8-2. P.C. board layoutBottom View Outdoor unit Part name Checking procedure Indoor unit Other parts Part name Checking procedureDiode check Igbt check Checking Method for Each Part Part name Checking procedureCause SymptomPart name Procedures Remarks HOW to Replace the Main PartsFigure 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 Indoor Unit E-Parts Assy Exploded Views and Parts ListFront 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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