Toshiba RAV-SM1403AT-E1 service manual LED display switching Display switching list

Page 68
Indoor heat exchanger temperature (TCJ) display
The detected value of the indoor heat exchanger temperature sensor (TCJ)
is displayed.(Refer to C)
Discharge temperature sensor (TD) display
Detected value of the discharge temperature (TD) is displayed.
(Refer to C)
Outdoor heat exchanger temperature sensor (TE) display
Detected value of the outdoor heat exchanger temperature sensor (TE) is
displayed.(Refer to C)
Liquid temperature sensor (TL) display
The detected value of the liquid temperature sensor (TL) is displayed. (Refer to C)
Suction temperature sensor (TS) display
Detected value of the suction temperature sensor (TS) is displayed.
(Refer to C)
Outside temperature sensor (TO) display
Detected value of the outside temperature sensor (TO) is displayed.
(Refer to C)
Control contents
Error display (Error which is occurring at present) The error which is occurring at present is displayed. LED goes off while an error does not occur.
(Refer to A)

9-3-3. Service support function (LED display, service switch operating method)

1. LED display switching

1-1. Display switching list

The displayed contents of LED D800 to D805 on the outdoor P.C. board can be switched by handling the service switches SW800 and SW801.

[Operating method]

1)Check LED display is the initial status. If it is not so, set the initial status.

2)Push SW800 several times and then stop it at the point where LED display to be indicated.

LED display

D800 D801 D802 D803 D804 D805

D800

D801

D802

D803

D804

D805

Error display (The latest error: The latest error including this moment)

After error status was eliminated, if you want to check the error which

 

 

 

 

 

 

 

 

 

 

 

 

occurred before, call this setting and check it.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Even after turning off the power supply once, you can recheck it.)

 

 

 

 

 

 

* In the case that an error occurred at present, the same contents as that at

 

 

 

 

 

 

present is displayed.

 

 

 

 

 

 

 

* TO sensor error only is not displayed in this setting.

 

 

 

 

 

 

 

(Check setting which is occurring at present.)

(Refer to B)

D800 D801 D802 D803 D804 D805

D800 D801 D802 D803 D804 D805

D800 D801 D802 D803 D804 D805

D800 D801 D802 D803 D804 D805

D800 D801 D802 D803 D804 D805

D800

D801

D802

D803

D804

D805

Heat sink temperature sensor (TH) display

 

Detected value of the heat sink temperature sensor (TH) is displayed.

 

 

 

 

 

 

 

 

 

 

 

 

 

(Refer to C)

D800

D801

D802

D803

D804

D805

Current display

 

The current value which flows to the outdoor unit is displayed.

 

 

 

 

 

 

 

(Refer to C)

 

 

 

 

 

 

 

D800

D801

D802

D803

D804

D805

Compressor operation frequency display

 

The operation frequency of the compressor is displayed.

 

 

 

 

 

 

 

(Refer to C)

 

 

 

 

 

 

 

D800

D801

D802

D803

D804

D805

PMV opening display

 

The opening of PMV (Electronic expansion valve) is displayed.

 

 

 

 

 

 

 

(Refer to C)

 

 

 

 

 

 

 

D800

D801

D802

D803

D804

D805

Indoor suction temperature sensor (TA) display

 

The detected value of the indoor suction temperature sensor (TA) is

 

 

 

 

 

 

 

 

 

 

 

 

displayed.

(Refer to C)

D800

D801

D802

D803

D804

D805

Indoor heat exchanger temperature sensor (TC) display

 

The detected value of the indoor heat exchanger temperature sensor (TC)

 

 

 

 

 

 

 

 

 

 

 

 

is displayed.

(Refer to C)

D800

D801 D802 D803 D804 D805

: ON, : OFF, : Rapid flashing (5 times/second)

3)Pushing SW901 changes item to one to be displayed.

4)To see other display contents, repeat items 1) to 3).

5)To finish LED display, be sure to execute item 1) to return LED to the initial status (error display of current occurrence) and then finish LED display.

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Contents RAV-SM1103AT-E1 RAV-SM1403AT-E1 Contents Original instruction Explanation of indications Explanation of illustrated marksWork undertaken Protective gear worn 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 Explanations given to user RelocationModel names with a rating of 12 kW and below outdoor units DI seriesSafety Caution Concerned to New Refrigerant Pipe MaterialsCopper pipe Piping Flare nutTools General tools Conventional tools can be usedOutdoor Unit Digital InverterOperation Characteristic Curve Capacity variation ratio according to temperatureOperation Characteristic Curve Digital Inverter 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 Safety During Installation/Servicing Refrigerant Piping InstallationPiping Materials and Joints Used Copper PipesProcessing of Piping Materials Flare Processing Procedures and PrecautionsJoints 3 Dimensions related to flare processing for R410A / R22 Flare and flare nut dimensions for R410AFlare and flare nut dimensions for R22 R410A R22 R410A, R22 Clutch type Wing nut typeWrenches available on the market Flare Connecting Procedures and PrecautionsNm kgfm Recharging of Refrigerant Required ToolsLow temperature brazing filler Flux Reason why flux is necessaryBrazing of Pipes Materials for Brazing Silver brazing fillerCharacteristics required for flux Types of fluxPiping materials for brazing and used brazing filler/flux BrazingInstructions for Re-use Piping of R22 or R407C Basic Conditions Needed to Reuse the Existing PipeRestricted Items to Use the Existing Pipes 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 controlCurrent release control Outdoor fan controlCooling fan control Allocations of fan tap revolutions rpmCoil heating control Heating fan controlNormal time Defective to sensorCurrent release control value Current release value shift controlDefrost control High-pressure switch At normal to At error to ZoneControl of compressor case thermo Start of heating operationSummary of Troubleshooting Before troubleshootingTroubleshooting procedure 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 F06F15 Miswiring of heat exchanger sensor TE, TS F12 Suction temp. sensor TS errorF13 Heat sink temp. sensor TH error 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 Temperature sensor TA, TC, TCJ, TE, TS, to sensors Representative valueTD, TL sensors Representative value TA, TC, TCJ, TE, TS, to sensorsParts name Checking procedure Table Inspection of outdoor unit main partsResistance value PositionCalling of Error History ContentsProcedure Group Control Operation„ Indoor unit power-ON sequence By feed unit Automatic address judgmentInitial communication Usual regular CommunicationOutdoor Unit Service switch SW800, SW801 operationsRefrigerant recovery control 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 ProcedureTerminology Address Setup & Group ControlSystem Configuration Automatic Address Example from Unset Address No miswiring Only turning on source power supply Automatic completionStandard One outdoor unit Single Twin Remote Controller Wiring Wiring diagramAddress Setup Manual setting from remote controller Single system Simultaneous twin systemConfirmation of Indoor Unit No. Position ButtonMaintenance/Check list To know the position of indoor unit body by addressRemoving the P.C. board Setting the jumper wiresInstalling 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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