Toshiba RAV-SM564MUT-E, RAV-SM454MUT-E, RAV-SM404MUT-TR Indoor Controller Block Diagram

Page 24

5. CONTROL BLOCK DIAGRAM

5-1. Indoor Controller Block Diagram

5-1-1. In Case of Connection of Wired (Simple) Remote Controller

Wired (Simple) heder remote controller (Max. 2 units)

Central remote controller

Display LCD		Function setup		Display LCD	LCD driver
Display LED	CPU	Key switch			Function setup
			CN2		Function setup
			CN2		CPU
			CN1		CPU
			CN1		Key switch
		DC5V			Key switch
		DC5V
Remote controller		Power circuit		DC5V
communication circuit		Power circuit	∗3
communication circuit			∗3	Power	Secondary
				Power	Secondary
				circuit	battery

Indoor unit

#1 (Heder)

A

B

#2

#3

(Follower)

(Follower)

A

B

A

B

Indoor control P.C. board (MCC-1402)

DC20V

Remote controller

EEPROM

communication circuit

*None for

DC5V

DC12V

TA sensor

Duct type

Louver

TC sensor

motor

Same as left

Same as left

Driver

∗2

∗2

CPU

TCJ sensor

Drain

H8/3039

pump

*Option for

Float input

Ceiling type

External

HA

CPU

Indoor

output

fan motor

TMP88CH47FG

Serial send/

(TMP88PH47FG)

Run

Alarm

receive circuit

Defrost

1

2

3

1

2

3

Thermo. ON

AC

Fan motor

COOL

HEAT

synchronous

Power circuit

control circuit

FAN

signal input circuit

DC280V

1

2

3

Outdoor unit

Outdoor unit

∗ “1:1 model” connection interface (Option)

Up to 8 units are connectable. ∗1

∗1

However, if “1:1 model connection interface” is

P.C. board

connected when 2 wired (simple) remote controllers

1

2

3

are connected, Max. 7 units are connectable.

(MCC-1440)

∗2

Connect “1:1 model connection interface” to only

Central remote

U3

TCC-LINK

1 unit and connect 1 “1:1 model connection

controller(Option)

communication circuit

interface” to the header unit.

U4

∗3

It is unavailable to connect the Central remote

controller to the simple wired remote controller.

Outdoor unit

– 24 –

Image 24

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 Explanations given to user RelocationDeclaration of Conformity 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 Remote controller detected Indoor unit detectedCentral control devices 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 errorE18 error E08, L03, L07, L08 errorL09 error L20 error L30 errorP30 error Central controller 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 E03 error Master indoor unit F29 errorP31 error Follower indoor unit 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 CaseSetting data read out from Eeprom C. Board for indoor unit servicing replacement proceduresCode No. required at least Contents 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 operationPractical operation LED Display on Indoor P.C. Board D002 RedD203 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 exampleIndoor unit power-ON sequence Initial communicationUsual regular 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 ButtonProcedure To know the position of indoor unit body by addressButton if the unit stops 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. DetachmentPart name Procedure Remarks Heat Exchanger Recover refrigerant gasDetails of sensor lead wire drawing 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 237222 104105 Location Description Model name404MUT-E 454MUT-E 564MUT-E 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-TR114 Location Model name RAV-SM Description564BT-E 804BT-E 1104BT-E 1404BT-E 264 220115 116 Description Model name RAV-SMLocation 117 118 Description 564CT-E 804CT-E 1104CT-E 1404CT-ECheck of Concentration Limit Toshiba Carrier Corporation