Toshiba RAV-SM800XT-E Operation Description, When power supply is reset, Operation mode selection

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8. OPERATION DESCRIPTION

8-1. When power supply is reset

(1)Distinction of outdoor units

When the power supply is reset, the outdoors are distinguished, and control is exchanged according to the distinguished result.

(2)Setting of the indoor fan speed

Based on EEPROM data, rspeed of the indoor fan is selected.

Remarks: Air speed

8-2. Operation mode selection

(1)Based on the operation mode selecting command from the remote control, the operation mode is selected.

 

Table 8-2-1

 

 

Remote control

Outline of control

command

 

 

 

STOP

Air conditioner stops.

 

 

FAN

Fan operation

 

 

COOL

Cooling operation

 

 

DRY

Dry operation

 

 

HEAT

Heating operation

 

 

AUTO

Automatic operation

 

 

(2)Automatic Operation

The air conditioner selects and operates in one of the operating modes of cooling, heating or fan only, depending on the room temperature.

If the AUTO mode is uncomfortable, you can select the desired conditions manually.

8-3. Air volume control

(1)Operation with [HIGH (H)], [MED (M)], [LOW (L)], or [AUTO] mode is performed by the command from the remote control.

(2)When [FAN] button is set to AUTO, the indoor fan motor operates as shown in Fig. 8-3-1, Fig. 8-3-2 and Table 8-3-1.

<COOL>

temp.)

 

°C

+3

 

 

 

(Preset

 

M+

+2.5

 

 

 

 

*1

+2

 

*1

temp.)

*1

 

+1.5

 

(Room

+1

 

+0.5

 

 

 

 

Preset

 

0

 

 

 

temp.

0.5

 

NOTE :

*1: The values marked with *1 are calculated and controlled by the difference in motor speed between M+ and L–.

Fig. 8-3-1

 

 

Table 8-2-2

 

 

 

 

Room temperature in operation

 

 

Operating condition

 

 

 

 

The set temperature +1°C or higher

Cooling

 

Performs the cooling operation at a temperature 1°C

(in case that the room is hot)

operation

 

higher than the setting.

 

 

 

 

The set temperature –1°C to +1°C

Fan only

 

Performs the fan only operation (low speed) while

 

operation

 

monitoring the room temperature. When the room

 

 

 

temperature changes, the air conditioner will select the

 

 

 

cooling or heating mode.

 

 

 

 

The set temperature –1°C or lower

Heating

 

Performs the heating operation at a temperature 1°C

(in case that the room is cold)

operation

 

lower than the setting.

 

 

 

 

– 22 –

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Contents AIR-CONDITIONER Contents Specifications Indoor UnitOperation characteristic curve Cooling Heating CurrentOutdoor Unit RAV-SM560AT-E RAV-SM800AT-EConstruction Views Outdoor Unit RAV-SM560AT-E Outdoor Unit RAV-SM800AT-E Systematic Refrigerating Cycle Diagram RAV-SM560XT-E / RAV-SM560AT-ERAV-SM800XT-E / RAV-SM800AT-E Indoor unitWiring Diagram Color IdentificationL N Board Specification of Electrical Parts Parts name Type SpecificationsSafety During Installation/Servicing Refrigerant Piping InstallationRefrigerant R410A Piping materials and joints used1 Thicknesses of annealed copper pipes Thickness mm Outer diameter mm R410A R22Processing of piping materials Clutch type Wing nut type Width·m kgf·cm ·m kgf·mTools Required toolsGeneral tools Conventional tools can be used 1 Configuration of refrigerant charging Recharging of RefrigerantBrazing of Pipes Characteristics required for flux Types of flux Noncorrosive fluxActivated flux Filler FluxControl Block Diagram OperationWhen power supply is reset Operation mode selectionAir volume control Operation DescriptionCool air discharge preventive control 1 Cold draft preventing controlFreeze preventive control Low temperature release High-temp release controlLouver control Filter sign displayHow to set auto restart function Auto Restart FunctionOperation MotionsHow to cancel auto restart function Power failure during timer operationHow to turn off filter check lamp Filter Check LampInstallation Procedure Installation Diagram of Indoor and Outdoor UnitsUnder Ceiling Installation Console InstallationPrecautions for Safety To Disconnect the Appliance from Main Power SupplyPage Accessory parts and Parts to be procured locally Accessory partsParts to be procured locally Selection of Installation Place Avoid installing in the following placesInstallation Place Remote controllerRemote controller usage Before Installation Remove the Air inlet grilleInstall the indoor unit Install the Suspension boltsCondition for Installation Piping and Drain Hose InstallationConnect the Flexible pipe 5 to the large pipe Gas side Cutting a hole and mounting the Installation plate Unit must not decline more than 15 mm in eitherAxis Drain Piping Work DrainageRefrigerant Piping Tightening connection Evacuating Heat insulation For RAV-SM560AT-E model Electrical Work Final Installation Checks LED indication and code checking Environment Troubleshooting Summary of TroubleshootingBefore troubleshooting Troubleshooting procedureSelf-Diagnosis by Remote Control Check Code How to use remote control in service modeJudgement and action No display in the setting at shipment Operation Troubleshooting for Each Check Code 1A error YESError 1C error* Except RAV-SM560AT-E 1D error 1E error1F error Connector normal? TA sensor TC, TCJ sensor Caracteristics-1 Caracteristics-2 Caracteristics-320 TE, TO, TS sensor TD sensor Caracteristics-4Inspection procedure Compressor does not operatePrimary check Cooling and heating model Are all of compressor cords normal? How to install the Air inlet grille DetachmentsRemove the Panel arms from the Front panel Open 3 Cap screws and remove the screws How to remove the Drain pan Assembly Pan assembly Refrigeration How to remove the Refrigeration assemblyPart name Procedures Remarks How to remove the Multiblade fanFan motor No. Part name Procedure Remarks DetachmentProcedure Remarks Requirement Connection with the power terminal Part name Procedure Remarks ‡ Compressor Perform works of items 1 ‚, ƒ, „, … Fan guard Remove the upper cabinet Discharge port cabinet for the heat ex Requirement Part name… Control P.C Remove the inverter box from P.C. board base Loosen the flange nut by turning clock † Compressor Perform works of items , ‚, ƒ, „, Ø4 x 10L , 2 pcs. per one reactor Product Exploded Views and Parts List Indoor Unit E-Parts AssyAir Inlet Grille Inverter 21,22 16,17 Outdoor Unit Inverter Assy, RAV-SM560AT-E 702 TE Sensor TS Sensor To Sensor TD Sensor 701 705 703 704Inverter BOX Outdoor Unit Inverter Assy, RAV-SM800AT-E