Toshiba CEILING TYPE Outline of judgment, Lamp indication Check code Cause of trouble occurrence

Page 44

Outline of judgment

The primary judgment to check whether a trouble occurred in the indoor unit or outdoor unit is carried out with the following method.

Method to judge the erroneous position by display panel of the indoor unit (lamp display of the wireless receiving part)

The indoor unit monitors the operating status of the air conditioner, and the blocked contents of self-diagnosis are displayed restricted to the following cases if a protective circuit works.

 

 

 

 

 

 

 

 

: Go off,

: Go on,

: Flash (0.5 sec.)

 

 

 

 

 

 

 

 

 

Lamp indication

Check code

Cause of trouble occurrence

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Operation

Timer

Ready

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

—

Power supply OFF or miswiring between lamp indication unit and indoor unit

 

No indication at all

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E01

Receiving error ⎫

 

⎫

 

 

 

 

 

 

 

 

 

 

 

 

⎬ Receiving unit

⎪

Miswiring or wire connection error

 

 

 

 

 

 

E02

 

 

 

 

 

 

Sending error ⎭

 

⎬

 

 

 

 

 

 

 

between receiving unit and indoor unit

 

 

 

 

 

 

 

 

 

⎪

 

 

 

 

 

 

E03

Communication stop

 

 

 

 

 

 

Operation

Timer

Ready

 

⎭

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E08

Duplicated indoor unit No.

 

 

⎫

Setup error

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

⎬

 

 

 

 

 

 

 

 

 

 

 

 

 

Flash

 

 

 

 

E09

Duplicated master units of remote controller ⎭

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E10

Communication error between CPUs on indoor unit P.C. board

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E18

Wire connection error between indoor units, Indoor power OFF

 

 

 

 

 

 

 

(Communication stop between indoor header and follower)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Operation

Timer

Ready

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E04

Miswiring between indoor unit and outdoor unit or connection erorr

 

 

 

 

 

 

 

(Communication stop between indoor and outdoor units)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Flash

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Operation

Timer

Ready

P10

Overflow was detected.

⎫

 

 

 

 

 

 

 

 

 

 

 

 

⎪

 

 

 

 

 

 

 

 

 

 

 

 

 

 

⎬ Protective device of indoor unit worked.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P12

Indoor DC fan error

⎪

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Alternate flash

⎭

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P03

Outdoor unit discharge temp. error

 

⎫

Protective device of

∗1

 

 

 

 

 

 

 

 

 

 

⎬

 

 

 

 

 

 

P04

Outdoor high pressure system error

outdoor unit worked.

 

 

 

 

 

 

⎭

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P05

Negative phase detection error

⎫

 

 

 

 

 

 

 

 

 

 

 

 

 

 

⎪

 

 

 

 

 

 

 

 

 

 

 

P07

Heat sink overheat error

 

 

Outdoor unit error

 

 

 

 

 

 

 

 

⎬

 

 

 

 

 

 

 

 

 

 

 

⎪

 

 

 

 

 

Operation

Timer

Ready

P15

Gas leak detection error

 

 

 

 

 

 

 

⎭

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P19

4-way valve system error (Indoor or outdoor unit judged.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P20

Outdoor unit high pressure protection

 

 

 

 

 

 

Alternate flash

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P22

Outdoor unit: Outdoor unit error

 

⎫

 

 

 

 

 

 

 

 

 

 

 

 

 

⎬⎪

Protective device of

 

 

 

 

 

 

 

P26

Outdoor unit: Inverter Idc operation

 

∗1

 

 

 

 

 

 

 

 

 

 

⎪

outdoor unit worked.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P29

Outdoor unit: Position detection error

⎭

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P31

Stopped because of error of other indoor unit in a group

 

 

 

 

 

 

 

 

(Check codes of E03/L03/L07/L08)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

∗1: These are representative examples and the check code differs according to the outdoor unit to be combined.

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Contents Split Type Contents Troubleshooting Indoort UnitOriginal 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 Declaration of Conformity Explanations given to userRelocation Specifications Safety Caution Concerned to New Refrigerant Copper pipe PipingFlare nut JointTools General tools Conventional tools can be usedConcealed Duct type SM56 type Round ductSM110 type Round duct Space required for Installation and servicing RAV-SM404MUT∗, RAV-SM454MUT∗, RAV-SM564MUT∗Dimension RAV-SM564BT∗, RAV-SM804BT∗, RAV-SM1104BT∗, RAV-SM1404BT∗RAV-SM564CT∗, RAV-SM804CT∗, RAV-SM1104CT∗, RAV-SM1404CT∗ Compact 4-way Cassette Type RAV-SM564BT ∗, RAV-SM804BT ∗, RAV-SM1104BT ∗, RAV-SM1404BT ∗ Ceiling Type RAV-SM564CT ∗, RAV-SM804CT ∗, RAV-SM1104CT ∗, RAV-SM1404CT ∗Specifications of Electrical Parts Parts name Type SpecificationsIndoor Controller Block Diagram Case of Connection of Wired Simple Remote ControllerCase of Connection of Wireless Remote Controller Wireless remote controllerMax units Outline of specifications Remarks Control outline CommandTemperature in heating Heat Outline of specifications Ceiling typeTcj TcnTc n ConditionsSetup at shipment Cooling/dry operation Heating/fan operation All operationsAlarm All modesCase of wired remote controller LCD Figure if To 28C Setup AT Local Outline of specifications Remarks MCC-1402 TCJ Exct Disp CHKIndoor P.C. Board Optional Connector Specifications MCC-1402 Summary of Troubleshooting Before troubleshootingTroubleshooting procedure Wired remote controller typeWireless remote controller type Outline of judgment Lamp indication Check code Cause of trouble occurrenceLamp indication Check code Others Other than Check Code Central control devices detected Remote controller detectedIndoor unit detected Check Code List Error mode detected by indoor unitError mode detected by outdoor unit Air conditionerOperation of diagnostic function Check Status Power supply error of remote controller, Indoor Check code E01 error E09 errorE04 error E10 errorL09 error E18 errorE08, L03, L07, L08 error P30 error Central controller L20 errorL30 error P10 error F10 errorP12 error P19 error Check by testerExchange to cooling cycle Exchange to heating cycleF02 error F01 errorC06 error 11 model connection interface P31 error Follower indoor unit E03 error Master indoor unitF29 error Temperature Resistance value characteristic table TA, TC, TCJ, TE, TS, to sensorTA, TC, TCJ, TE,TS, to sensor TD, TL sensorPart name Checking procedure Position Resistance valueReplacement procedures CaseCode No. required at least Contents Setting data read out from EepromC. Board for indoor unit servicing replacement procedures Writing the setting data to Eeprom MCC-1402Setting data Factory-set value Setting data Type Type name abbSetting data Type Type Code NoTest Run Setup on Remote Controller Wired remote controller Compact 4-way Cassette Type and Concealed Duct TypeProcedure Description Test cooling operation Test heating operationD203 Red Practical operationLED Display on Indoor P.C. Board D002 Red Function Selection Setup Using the set temperatureTo change the selected indoor unit, proceed to Procedure To change item to be set up, proceed to ProcedureItem No. DN table Selection of function Description At shipmentDescription At shipment Wireless remote controller When connected 2 remote controllers operate an idoor unitWhen connected 2 remote controllers operate the twin Setup methodContents Calling of error history Contents Pushing Test button returns the display to usual displayGroup control operation System exampleUsual regular communication Indoor unit power-ON sequenceInitial communication Microprocessor block diagram Model connection interface wiring connectionModel Connection Interface TCC-LINK adapter Model name TCB-PCNT30TLEWiring Specifications C. Board Switch SW01 SetupHow to set up from indoor unit side by remote controller External view of P.C. board assemblyAddress setup Push Test + Vent buttons for 4 seconds or moreDuring unset time, At shipment from factory is displayed Address Setup Address setup procedureSystem configuration Address Setup & Group Control TerminologyExample Automatic Address Example from Unset Address No miswiring Only turning on source power supply Automatic completionUsing timer time Buttons, set the line address Push SET + CL + Test buttonsSimultaneously for 4 seconds or more ButtonButton if the unit stops ProcedureTo know the position of indoor unit body by address Part name Procedure Ceiling panel RBC-UM11PGWE Preparing workDetachment AttachmentPart name Procedure Remarks Part name Procedure Remarks Ceiling panel Panel has directionalityProcedure Remarks No. Part nameElectric parts box No. Part name Procedure Fan motor 1. Detachment Drain pan 1. Detachment Drain pump 1. DetachmentDetails of sensor lead wire drawing Part name Procedure Remarks HeatExchanger Recover refrigerant gas Part name Procedure Remarks RAV-SM∗∗∗BT ∗Fan motor Remove the Multi blade fan † Drain pump Remove the drain pan and float switch No. Part name Procedure Remarks 100101 102 103 209 104404MUT-E 454MUT-E 564MUT-E 105Location Description Model name 106 404MUT-TR 454MUT-TR 564MUT-TRElectric parts 401107 Location Model name108 109 RAV-SM564BT-E RAV-SM564BT-TR110 111 RAV-SM804BT-E RAV-SM804BT-TR112 113 1104BT-TR564BT-E 804BT-E 1104BT-E 1404BT-E 114Location Model name RAV-SM Description 115 264220 Location 116Description Model name RAV-SM 117 118 Description 564CT-E 804CT-E 1104CT-E 1404CT-ECheck of Concentration Limit Toshiba Carrier Corporation

CONCEALED DUCK TYPE, CEILING TYPE specifications

Toshiba has long been a name associated with innovative and efficient HVAC solutions, and their Concealed Duck Type, Ceiling Type air conditioning units exemplify this legacy. These units are designed to provide exceptional comfort while seamlessly integrating into a variety of interior spaces.

One of the main features of the Toshiba Concealed Duck Type, Ceiling Type system is its discreet installation method. Unlike traditional wall-mounted units, this system is installed within the ceiling, allowing for an unobtrusive appearance. The result is a clean and modern aesthetic, ideal for residential and commercial settings where design is a priority. With only the supply and return grilles visible, the units maintain the integrity of the interior decor.

The technology employed in Toshiba's air conditioning systems revolves around energy efficiency and user comfort. The units are equipped with inverter technology, which allows for precise temperature control and reduces energy consumption. The inverter adjusts the compressor speed to meet the cooling or heating demand, ensuring not only optimal comfort but also reduced operational costs.

Another significant characteristic of the Toshiba Concealed Duck Type units is their quiet operation. Designed with sound-dampening features, they operate at low noise levels, making them suitable for environments where noise can be a concern, such as offices, hotels, or residential spaces.

Toshiba's advanced air filtration system further enhances indoor air quality. Integrated filters capture dust and allergens, creating a healthier indoor environment. This is particularly beneficial for individuals with allergies or respiratory concerns, as the system works to reduce airborne pollutants.

The units also offer flexible control options. With the availability of remote control or smart home integration, users can easily adjust settings to suit their preferences. Additionally, some models come with programmable timers, allowing for energy savings when the space is unoccupied.

Furthermore, these units are designed for reliability and ease of maintenance. Toshiba emphasizes durability in their construction, and the concealed installation not only enhances aesthetics but also protects the unit from potential damage. Routine maintenance can be performed efficiently, ensuring longevity and sustained performance.

In summary, Toshiba's Concealed Duck Type, Ceiling Type air conditioning units deliver a blend of innovative technology, energy efficiency, and contemporary design. With features like inverter technology, quiet operation, advanced air filtration, and flexible control options, they offer a compelling choice for those seeking comfort without compromising style. These units stand as a testament to Toshiba's commitment to quality and customer satisfaction in the HVAC industry.
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