Toshiba RAV-SM2802DT-E Error mode detected by indoor unit, Cause of operation Status

Page 36

Check Code List

Error mode detected by indoor unit

 

Operation of diagnostic function

 

 

 

 

 

 

 

 

Judgment and measures

Check

Cause of operation

Status of

Condition

 

 

 

code

air conditioner

 

 

 

 

 

 

 

 

 

 

 

 

 

No communication from remote

Stop

Displayed when

1.

Check cables of remote controller and communication adapters.

 

 

 

E03

controller (including wireless) and

 

• Remote controller LCD display OFF (Disconnection)

(Automatic reset)

error is detected

 

 

communication adapter

 

• Central remote controller [97] check code

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The serial signal is not output from

 

 

1.

Outdoor unit does not completely operate.

 

outdoor unit to indoor unit.

 

 

 

Inter-unit wire check, correction of miswiring

 

• Miswiring of inter-unit wire

 

 

 

 

Stop

Displayed when

 

• Check outdoor P.C. board. Correct wiring of P.C. board.

E04

• Defective serial sending circuit on

 

(Automatic reset)

error is detected

2.

When outdoor unit normally operates

 

outdoor P.C. board

 

 

 

 

 

 

Check P.C. board (Indoor receiving / Outdoor sending).

 

• Defective serial receiving circuit on

 

 

 

 

 

 

 

 

 

indoor P.C. board

 

 

 

 

 

 

 

 

 

 

E08

Duplicated indoor unit address

 

 

1.

Check whether remote controller connection (Group/Individual)

 

 

 

 

 

was changed or not after power supply turned on

 

 

 

 

 

L03

Duplicated indoor header unit

 

Displayed when

 

(Finish of group construction/Address check).

 

 

Stop

 

* If group construction and address are not normal when the

 

 

 

 

 

error is detected

 

 

There is group wire in individual indoor

 

power has been turned on, the mode automatically shifts to

L07

 

 

 

 

 

unit.

 

 

 

address setup mode. (Resetting of address)

 

 

 

 

 

 

 

 

 

 

L08

Unset indoor group address

 

 

 

 

 

 

 

 

 

L09

Unset indoor capacity

Stop

Displayed when

1. Set indoor capacity (DN=11)

error is detected

 

 

 

 

 

 

 

 

 

 

 

 

L30

Abnormal input of outside interlock

Stop

Displayed when

1. Check outside devices.

error is detected

2.

Check indoor P.C. board.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Float switch operation

 

 

1.

Trouble of drain pump

 

 

Displayed when

2. Clogging of drain pump

P10

• Float circuit, Disconnection,

Stop

error is detected

3.

Check float switch.

 

 

 

Coming-off, Float switch contact error

 

 

 

 

 

4.

Check indoor P.C. board.

 

 

 

 

 

 

 

 

 

 

 

4-way valve system error

 

 

1.

Check 4-way valve.

 

Stop

Displayed when

2. Check 2-way valve and check valve.

P19

• After heating operation has started,

(Automatic reset)

error is detected

3.

Check indoor heat exchanger (TC/TCJ).

 

indoor heat exchangers temp. is

 

 

 

 

down.

 

 

4.

Check indoor P.C. board.

 

 

 

 

 

 

 

 

 

 

 

Own unit stops while warning is output

Stop

Displayed when

1.

Judge follower unit while master unit is [E03], [L03], [L07] or [L08].

P31

(Follower unit)

2. Check indoor P.C. board.

to other indoor units.

error is detected

 

(Automatic reset)

 

 

 

 

 

 

 

Coming-off, disconnection or short of

Stop

Displayed when

1.

Check indoor heat exchanger temp. sensor (TCJ).

F01

indoor heat exchanger temp. sensor

2. Check indoor P.C. board.

(Automatic reset)

error is detected

 

(TCJ)

 

 

 

 

 

 

 

 

 

 

 

 

Coming-off, disconnection or short of

Stop

Displayed when

1.

Check indoor heat exchanger temp. sensor (TC).

F02

indoor heat exchanger temp. sensor

2. Check indoor P.C. board.

(Automatic reset)

error is detected

 

(TC)

 

 

 

 

 

 

 

 

 

 

 

F10

Coming-off, disconnection or short of

Stop

Displayed when

1.

Check indoor heat exchanger temp. sensor (TA).

indoor heat exchanger temp. sensor

2. Check indoor P.C. board.

(Automatic reset)

error is detected

 

(TA)

 

 

 

 

 

 

 

 

 

 

F29

Indoor EEPROM error

Stop

Displayed when

1. Check indoor EEPROM. (including socket insertion)

• EEPROM access error

(Automatic reset)

error is detected

2.

Check indoor P.C. board.

 

 

 

 

 

 

 

 

 

 

 

Communication error between indoor

Stop

Displayed when

1.

Check indoor P.C. board.

E10

MCU

 

 

• Communication error between fan

(Automatic reset)

error is detected

 

 

 

 

 

 

 

 

 

 

 

driving MCU and main MCU

 

 

 

 

 

 

 

 

 

 

 

Regular communication error between

Stop

Displayed when

1.

Check remote controller wiring.

E18

2.

Check indoor power supply wiring.

indoor header and follower units

(Automatic reset)

error is detected

 

3.

Check indoor P.C. board.

 

 

 

 

 

 

 

 

 

 

– 36 –

Image 36
Contents Split Type 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 Proceeding with the repair work Refrigerant used by this air conditioner is the R410A Resistance and water drainage Specifications Model Sound power level dB Weight kg Cooling HeatingExplanations given to user RelocationSafety Caution Concerned to New Refrigerant Pipe MaterialsCopper pipe Piping Flare nutTools General tools Conventional tools can be usedR410A Conventional air Used tool UsageConcealed Duct High static pressure Type Model Indoor unitConcealed Duct High static pressure Type Contined RAV-SM2242DT-TR RAV-SM2802DT-TRIndoor Unit SM2242DT-EDimension table Indoor unitIndoor UnitRAV-SM2242 type 100RAV-SM2802 type 350 300 250 200 150 100 3200 3360Wire connection change of fan motor Low static pressure F1Standard Middle static pressure F2 High static pressure F3Specifications of Electrical Parts Parts name Type SpecificationsIndoor Controller Block Diagram Connection of Wired Simple Remote ControllerIndoor unit #1 Header Outdoor unitOutline of specifications Remarks Control outlineOutside temp Correction value a Setup data Indoor formationTa ˚C Cooling +1.5 Tc, Tcj TcnConditions Tc n Setup at shipment Control temp. CCase of wired remote controller HeatUsual control Print Circuit Board MCC-1403Optional Connector Specifications of Indoor P.C. Board Function Connector Pin Specifications RemarksBefore troubleshooting Troubleshooting procedureWired remote controller type Main remote controller RBC-AMT32E Confirmation of error logHow to read check monitor display ProcedureRemote controller switch monitoring function Check Code List Indoor Indoor unit detected Remote controller detectedCentral control devices detected Error mode detected by indoor unit Operation of diagnostic function Judgment and measuresCause of operation Status Error mode detected by outdoor unit AfterSeries H03 Current detection circuit error Stop Power supply error of remote controller, Indoor E09 error YESE04 error E10 errorE18 error E08, L03, L07, L08 errorL09 error L20 error L30 errorP30 error Central controller P10 error P01 errorP19 error F02 error F01 errorC06 error 11 model connection interface E03 error Master indoor unit F29 errorP31 error Follower indoor unit Temperature Resistance value characteristic table Temperature sensor TA, TC, TCJTA, TC, TCJ sensors Representative valuePart name Checking procedure Resistance valueReplacement of Service P.C. Board Replacement proceduresSetting data read out from Eeprom C. Board for indoor unit servicing replacement proceduresCode No. required at least Contents Writing the setting data to Eeprom StepOperation is available again Type Code No Indoor unit capacity Code NoTest Run Setup on Remote Controller Wired remote controller Practical operationFunction Selection Setup LED Display on Indoor P.C. Board D002 RedD203 Red TEMP. buttons, specify the Code No. DNContents Function selection item No. DN listWired remote controller Setup methodHow to set wired remote controller as sub remote controller When connected 2 remote controllers operate an indoor unitContents Calling of error history Group control operationPushing Test button returns the display to usual display System exampleIndoor unit power-ON sequence Power onMicroprocessor block diagram Model connection interface wiring connectionModel Connection Interface Function Model name TCB-PCNT30TLE2Wiring specifications C. board switch SW01 setupExternal view of P.C. board assembly Address setupPush Test + Vent buttons for 4 seconds or more Push Test buttonDuring unset time, At shipment from factory is displayed Code No Data at shipment Setup data range System Configuration Address Setup & Group Control TerminologyAutomatic Address Example from Unset Address No miswiring Only turning on source power supply Automatic completionUsing the temperature setup Buttons Using timer time Buttons, set the line addressPush SET Button. OK when display goes on Push Test PushProcedure Confirmation of indoor unit No. positionTo know the position of indoor unit body by address Contents Precautions for Safety Symbol Description Examples of indication on the cartonConcealed Duct High Static Pressure Relocation Other cautions DescriptionWired Remote Controller Part NamesDisplay section Operation section Correct Usage PreparationStart StopTimer Operation Power Saving ModePush button during operation SetAdvanced Settings Power saving modeEnergy Saving Recommendations Maintenance Cleaning air filtersMaintenance List Preparing for long Shut Down PeriodInstallation Do not install the air conditioner in the following placesAIR Conditioner Operations and Performance Be careful with noise or vibrationsTroubleshooting SpecificationsInstallation Manual Definition of Protective Gear Work undertaken Protective gear wornSelection of installation location Electrical wiringGeneral Refrigerant pipingAccessory Parts New Refrigerant Air Conditioner InstallationTo Disconnect the Appliance from Main Power Supply Selection of Installation Place Installation under high-humidity atmosphereInstallation space Unit mm Filter cleaning sign term settingExternal Dimensions Installation of hanging boltInstallation of indoor unit Installation of hanging boltDiagrams for making connecting flanges Duct installation example First floorDuct design Air outlet port flangeFAN Characteristics RAV-SM2242 TypeRAV-SM2802 Type Wire connection change of fan motor Drain Piping WorkLow static pressure F1 Standard Middle static pressure F2Connecting drain pipe Pipe material, size and insulatorDrain up Check the drainingRefrigerant Piping and Evacuating Heat insulating processRefrigerant Piping Liquid side refrigerant pipe connectionGas side refrigerant pipe connection EvacuationWire connection Wiring diagramPower and Wiring Specification Electrical ConnectionRemote Controller Wiring Changing of setting applicable controlWiring diagram Applicable ControlsRemote controller switch monitoring function Filter sign settingConcealed Duct High Static Pressure Procedure To secure better effect of heatingProcedure example Manual address setup procedureInstallation Manual Procedure Group controlProcedure 8C OperationDaily maintenance Test RUNBefore test run Execute a test runConfirmation of error log Concealed Duct High Static PressureInstallation ManualConfirmation and check Error codes and parts to be checked StatusHow to replace the parts Fan assembly and replacement Part name Work procedure RemarksFan assembly Pull out the fan assembly a fan toward you Fan/Fan case104 Fan motor Location Description 2242DT-E215, 216 219 218 214218 213 108 Check of Concentration Limit Toshiba Carrier Corporation
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RAV-SM2802DT-TR, RAV-SM2242DT-TR, RAV-SM2802DT-E specifications

Toshiba has long been a leader in heating, ventilation, and air conditioning (HVAC) technology, offering innovative solutions that cater to both residential and commercial needs. Among their impressive lineup, the Toshiba RAV-SM2802DT-E and RAV-SM2242DT-E stand out as exceptional models designed for efficiency, performance, and comfort.

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Constructed with durability in mind, these units are built to withstand diverse weather conditions, making them suitable for various climatic environments. Additionally, their aesthetic design allows for seamless integration into any setting, ensuring that performance does not compromise on looks.

In summary, Toshiba's RAV-SM2802DT-E and RAV-SM2242DT-E offer a blend of superior technology, energy efficiency, and user-friendly features. With their inverter technology, advanced filtration systems, and durable designs, these models represent Toshiba's commitment to quality and innovation in the HVAC industry. Whether for residential or commercial applications, these units guarantee comfort and reliability all year round.