Toshiba RAV-SM1403AT-E1 service manual After Series

Page 46

 

 

Operation of diagnostic function

 

 

 

 

 

 

 

 

 

Check code

 

 

 

 

 

 

 

 

 

 

Judgment and measures

Indoor unit

Cause of operation

Status of

Condition

 

 

 

air conditioner

 

 

before

after

 

 

 

 

 

 

 

 

 

3 series

4 series

 

 

 

 

 

 

 

 

 

 

 

 

H03

H03

Current detection circuit error

Stop

Displayed when

1.

Check outdoor P.C. board.

error is detected

 

(AC current detection circuit)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Discharge temp. error

 

Displayed when

1.

Check refrigerating cycle (Gas leak)

P03

P03

∗ Discharge temp. (TD) over

Stop

2.

Trouble of electronic expansion valve

error is detected

 

 

specified value was detected.

 

3.

Check discharge temp. sensor (TD).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.

Check service valves are fully opened.

 

 

 

 

 

 

(Gas side, Liquid side)

 

 

 

 

 

2.

Check of outdoor fan operation.

 

 

 

 

 

3.

Check motor error of outdoor fan.

 

 

 

 

Displayed when

4.

Check clogging of outdoor PMV.

 

P04

High pressure SW system error

Stop

5.

Check clogging of heat exchanger in indoor/outdoor units.

 

error is detected

 

 

 

 

6.

Short-circuit status of suction/discharge air in outdoor unit.

 

 

 

 

 

P04

 

 

 

 

7.

Check outdoor P.C. board error.

 

 

 

 

8.

Check fan system error (Cause of air volume drop) at

 

 

 

 

 

 

 

 

 

 

 

indoor side.

 

 

 

 

 

9.

Check PMV opening status in indoor unit.

 

 

 

 

 

 

 

 

P05

Power supply voltage error

Stop

Displayed when

1.

Check power supply voltage. AC198 to 264V

 

error is detected

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.

Check outdoor heat exchanger sensor (TL).

 

 

High pressure protective operation

 

 

2.

Check indoor heat exchanger sensor (TC, TCJ).

 

 

• During cooling operation, outdoor

 

 

3.

Check full open of service valve.

 

P20

temp. sensor (TL) detected

Stop

Displayed when

4.

Check indoor/outdoor fan.

 

temperature over specified temp.

 

 

 

error is detected

5.

Check PMV (Pulse Motor Valve).

 

 

• During heating operation, indoor

 

 

 

 

 

 

 

 

 

6.

Check clogging and short circuit of indoor/outdoor heat

 

 

temp. sensor (TC, TCJ) detected

 

 

 

 

temperature over specified temp.

 

 

 

exchanger.

 

 

 

 

 

7.

Overcharge of refrigerant. Recharge

 

 

 

 

 

 

 

 

 

 

 

 

1.

Check lock of fan motor.

P22

P22

Outdoor fan system error

Stop

Displayed when

2.

Check power supply voltage.

error is detected

 

AC198 to 264V

 

 

 

 

 

 

 

 

 

 

3.

Check outdoor P.C. board.

 

 

 

 

 

 

 

 

 

 

 

 

1.

When performing operation while taking-off compressor

P26

P26

Short-circuit error of compressor

Stop

Displayed when

 

wire, P26 error occurs. Check control P.C. board.

 

 

driving element

2.

When performing operation while taking-off compressor

 

error is detected

 

 

 

 

 

 

 

 

 

wire, an error does not occur. (Compressor rare short)

 

 

 

 

 

 

 

P29

P29

Position detection circuit error

Stop

Displayed when

1.

Check control P.C. board.

error is detected

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Contents RAV-SM1103AT-E1 RAV-SM1403AT-E1 Contents Original instruction Work undertaken Protective gear worn Explanation of indicationsExplanation of illustrated marks Indication ExplanationConfirmation of warning label on the main unit DescriptionPrecaution for Safety Undertake the work Refrigerant used by this air conditioner is the R410A Properly Model names with a rating of 12 kW and below outdoor units Explanations given to userRelocation DI seriesCopper pipe Piping Safety Caution Concerned to New RefrigerantPipe Materials Flare nutTools General tools Conventional tools can be usedOutdoor Unit Digital InverterOperation Characteristic Curve Digital Inverter Operation Characteristic CurveCapacity variation ratio according to temperature Cooling HeatingConstruction Views External Views RAV-SM1103AT-E1, RAV-SM1403AT-E1RBC-TWP30E2, RBC-TWP50E2 Simultaneous Twin Model RBCOutdoor unit RAV-SM1103AT-E1 Wiring Diagram Specifications of Electric Parts Piping Materials and Joints Used Safety During Installation/ServicingRefrigerant Piping Installation Copper PipesJoints Flare Processing Procedures and PrecautionsProcessing of Piping Materials Flare and flare nut dimensions for R22 3 Dimensions related to flare processing for R410A / R22Flare and flare nut dimensions for R410A R410A R22 R410A, R22 Clutch type Wing nut typeNm kgfm Flare Connecting Procedures and PrecautionsWrenches available on the market Recharging of Refrigerant Required ToolsBrazing of Pipes Low temperature brazing fillerFlux Reason why flux is necessary Materials for Brazing Silver brazing fillerPiping materials for brazing and used brazing filler/flux Characteristics required for fluxTypes of flux BrazingRestricted Items to Use the Existing Pipes Instructions for Re-use Piping of R22 or R407CBasic Conditions Needed to Reuse the Existing Pipe Branching Pipe for Simultaneous Operation SystemFinal Installation Checks YESHandling of Existing Pipe Reference outside diameter Wall thicknessCN806 Discharge temperature release control Outline of Main Controls Pulse Modulating Valve PMV controlCooling fan control Current release controlOutdoor fan control Allocations of fan tap revolutions rpmNormal time Coil heating controlHeating fan control Defective to sensorDefrost control Current release value shift controlCurrent release control value Control of compressor case thermo High-pressure switchAt normal to At error to Zone Start of heating operationTroubleshooting procedure Summary of TroubleshootingBefore troubleshooting Wired remote controller typeWireless remote controller type Trouble Confirmation of lamp displayTroubleshooting Outline of judgmentOthers Other than Check Code Lamp indication Check code Cause of trouble occurrenceContents Pushing Test button returns the status to the usual displayCheck Code List Outdoor IndicationCentral control indication Remote controller Error mode detected by indoor unit TCJError mode detected by outdoor unit AfterAfter Series Operation of diagnostic function Judgment and measures Contents Error Display Diagnostic Procedure for Each Check Code Outdoor Unit Display of the latest errorCase thermostat operation E04 YESHeat exchanger temp. sensor TE error F06F13 Heat sink temp. sensor TH error F12 Suction temp. sensor TS errorF15 Miswiring of heat exchanger sensor TE, TS H01 Compressor break down H02 Compressor lockP03 Discharge temp. error L10High pressure SW system error Power supply error Vdc, High pressure protective operationP07 Heat sink overheat error P15 Gas leak detectionCheck Code P19 Outdoor Check and troubleshooting LED display Way valve reversal errorOpen valve fully Method Single operation check for outdoor fanPosition detection circuit error TD, TL sensors Representative value Temperature sensorTA, TC, TCJ, TE, TS, to sensors Representative value TA, TC, TCJ, TE, TS, to sensorsResistance value Parts name Checking procedureTable Inspection of outdoor unit main parts PositionProcedure Calling of Error HistoryContents Group Control OperationInitial communication „ Indoor unit power-ON sequenceBy feed unit Automatic address judgment Usual regular CommunicationRefrigerant recovery control Service switch SW800, SW801 operationsOutdoor Unit Service switch setting Case to return the setting to one at shipment from factory LED display switching Display switching list Error display ON, OFF, Slow flashing Once/second Open PMV Electronic expansion valve fully Applicable Control of Outdoor unit Address Setup Address Setup ProcedureSystem Configuration Address Setup & Group ControlTerminology Automatic Address Example from Unset Address No miswiring Only turning on source power supply Automatic completionStandard One outdoor unit Single Twin Address Setup Manual setting from remote controller Remote Controller WiringWiring diagram Single system Simultaneous twin systemConfirmation of Indoor Unit No. Position ButtonMaintenance/Check list To know the position of indoor unit body by addressInstalling the P.C. board Setting the jumper wiresRemoving the P.C. board Exchanging Procedure of Compressor Outline Exchange of CompressorDetachments Discharge port Part name Procedure Remarks Perform works of 1 of c, 2 of f Propeller fan When reconnecting the lead wires to Pulse Modulating Product Exploded Views and Parts List RAV Inverter assembly Toshiba Carrier Corporation

RAV-SM1403AT-E1 specifications

The Toshiba RAV-SM1403AT-E1 is a state-of-the-art air conditioning system designed for residential and commercial applications. Its advanced features and cutting-edge technology ensure optimal cooling and heating performance, making it a popular choice among consumers and businesses alike.

One of the standout characteristics of the RAV-SM1403AT-E1 is its energy efficiency. This model is equipped with a highly efficient inverter compressor that adjusts its output based on the cooling load required, which results in significant energy savings compared to traditional air conditioning systems. Its impressive Seasonal Energy Efficiency Ratio (SEER) ratings highlight its ability to provide effective climate control while minimizing electricity consumption.

The RAV-SM1403AT-E1 utilizes Toshiba’s innovative DC inverter technology, which allows for smoother and quieter operation. This means that users can enjoy a comfortable indoor environment without the disruptive noise often associated with conventional models. In addition to its quiet operation, this air conditioner also features an advanced air filtration system that helps to maintain indoor air quality by removing dust, allergens, and other pollutants.

Another major feature of this system is its versatility in installation. The RAV-SM1403AT-E1 can be installed in various configurations, allowing it to adapt to different spaces and design requirements. It supports multiple indoor units that can be connected to a single outdoor unit, providing flexibility for cooling or heating multiple areas simultaneously.

Smart technology is also integrated into the RAV-SM1403AT-E1. Users can take advantage of remote control options, including Wi-Fi capabilities that allow for convenient management of the air conditioning system via smartphones or tablets. This level of control ensures that users can adjust settings even when they are not present, increasing comfort and efficiency.

The build quality of the Toshiba RAV-SM1403AT-E1 reflects its durability and reliability. Designed to withstand varying environmental conditions, it includes corrosion-resistant features that extend the lifespan of the unit, making it a practical investment for both home and commercial use.

In summary, the Toshiba RAV-SM1403AT-E1 combines energy efficiency, advanced technology, and flexible installation options, making it an excellent choice for those seeking a high-performance air conditioning solution. With its innovative features and commitment to sustainability, this model stands out in the competitive HVAC market.
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