Toshiba RAV-SM800XT-E, RAV-SM560XT-E service manual Loosen the flange nut by turning clock

Page 78

No.	Part name		Procedure	Remarks

† Fan motor		1)	Perform works of items 1) to 5), 7) of •
		2)	Remove the flange nut fixing the fan motor
			and the propeller fan.	Flange
			• Loosen the flange nut by turning clock-	nut
			• Loosen the flange nut by turning clock-
			wise. (To tighten the flange nut, turn it
			counterclockwise.)

3)Remove the propeller fan.

4)Remove the lead wire from the hook fixing the fan motor lead wires on the motor base. (Three positions)

5) Disconnect the connector for fan motor	Loosen by turning
5) Disconnect the connector for fan motor	clockwise
from the inverter.

6)Take off the fixing screws (4 pcs.) while holding by hands so that the fan motor does not fall.

NOTE :

Tighten the flange nut with torque 9.8Nm (100kgf/cm).

Propeller fan

Fan motor

Motor base	Fixing claws for
	fan motor lead
	wires (3 positions)

– 76 –

Image 78

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 SpecificationsRefrigerant R410A Safety During Installation/ServicingRefrigerant Piping Installation 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 Activated flux Characteristics required for fluxTypes of flux Noncorrosive flux Filler FluxControl Block Diagram OperationAir volume control When power supply is resetOperation mode selection Operation DescriptionCool air discharge preventive control 1 Cold draft preventing controlLouver control Freeze preventive control Low temperature releaseHigh-temp release control Filter sign displayOperation How to set auto restart functionAuto Restart Function MotionsHow to turn off filter check lamp How to cancel auto restart functionPower failure during timer operation Filter Check LampUnder Ceiling Installation Installation ProcedureInstallation Diagram of Indoor and Outdoor Units 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 placesRemote controller usage Installation PlaceRemote controller Before Installation Remove the Air inlet grilleCondition for Installation Install the indoor unitInstall the Suspension bolts 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 Before troubleshooting TroubleshootingSummary of 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? 20 TE, TO, TS sensor TA sensor TC, TCJ sensor Caracteristics-1 Caracteristics-2Caracteristics-3 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