Toshiba RAV-SM560XT-E, RAV-SM800XT-E service manual † Compressor Perform works of items , ‚, ƒ, „

Page 79

No. Part name

Procedure

Remarks

 

 

 

Compressor 1)

Perform works of items , , ƒ, , and

 

 

.

Motor

2)

Evacuate refrigerant gas.

base

3)Disconnect the connector for fan motor from the inverter.

4)Take off screws fixing the motor base to the bottom plate. (ST1T Ø4 x 10L, 2 pcs.)

5)Remove the motor base together with the fan motor and the propeller fan.

6)Take off screws fixing the partition plate to

the valve support plate.

Partition plate

(ST1T Ø4 x 10L, 2 pcs.)

 

7)Remove the valve support plate. (M6 x 4 pcs.)

8) Take off screws of the partition plate and the bottom plate. (ST1T Ø4 x 10L, 2 pcs.)

9)Take off screws of the partition plate and the heat exchanger. (ST1T Ø4 x 10L, 2 pcs.)

10) Remove the noise-insulator.

Screw

Valve support

11)Remove the terminal covers of the com- pressor, and disconnect lead wires of the compressor and the compressor thermo

assembly from the terminal.

Partition

12) Remove pipes connected to the compres-

plate

 

sor with a burner.

 

CAUTION

Pay attention to that flame does not involve 4-way valve or PMV. (If doing so, a malfunc- tion may be caused.)

 

Valve

13) Pull the refrigerating cycle upward.

support

14)Take off nut fixing the compressor on the bottom plate. (3 pcs.)

15)Pull the compressor toward you.

CAUTION

 

When reconnecting the lead wires to the

Compressor

compressor terminals after replacement of

lead wire

the compressor, be sure to caulk the Faston

Case thermo

terminal without loosening.

 

Remove (Discharge

Removepipe) (Suction

pipe)

Compressor

nut (3 pcs.)

– 77 –

Image 79
Contents AIR-CONDITIONER Contents Indoor Unit SpecificationsCurrent Operation characteristic curve Cooling HeatingRAV-SM560AT-E RAV-SM800AT-E Outdoor UnitConstruction Views Outdoor Unit RAV-SM560AT-E Outdoor Unit RAV-SM800AT-E RAV-SM560XT-E / RAV-SM560AT-E Systematic Refrigerating Cycle DiagramIndoor unit RAV-SM800XT-E / RAV-SM800AT-EColor Identification Wiring DiagramL N Board Parts name Type Specifications Specification of Electrical PartsPiping materials and joints used Safety During Installation/ServicingRefrigerant Piping Installation Refrigerant R410AOuter diameter mm R410A R22 1 Thicknesses of annealed copper pipes Thickness mmProcessing of piping materials Width Clutch type Wing nut type·m kgf·m ·m kgf·cmRequired tools ToolsGeneral tools Conventional tools can be used Recharging of Refrigerant 1 Configuration of refrigerant chargingBrazing of Pipes Filler Flux Characteristics required for fluxTypes of flux Noncorrosive flux Activated fluxOperation Control Block DiagramOperation Description When power supply is resetOperation mode selection Air volume control1 Cold draft preventing control Cool air discharge preventive controlFilter sign display Freeze preventive control Low temperature releaseHigh-temp release control Louver controlMotions How to set auto restart functionAuto Restart Function OperationFilter Check Lamp How to cancel auto restart functionPower failure during timer operation How to turn off filter check lampConsole Installation Installation ProcedureInstallation Diagram of Indoor and Outdoor Units Under Ceiling InstallationTo Disconnect the Appliance from Main Power Supply Precautions for SafetyPage Accessory parts Accessory parts and Parts to be procured locallyParts to be procured locally Avoid installing in the following places Selection of Installation PlaceBefore Installation Remove the Air inlet grille Installation PlaceRemote controller Remote controller usagePiping and Drain Hose Installation Install the indoor unitInstall the Suspension bolts Condition for InstallationConnect the Flexible pipe 5 to the large pipe Gas side Unit must not decline more than 15 mm in either Cutting a hole and mounting the Installation plateAxis Drainage Drain Piping WorkRefrigerant Piping Tightening connection Evacuating Heat insulation For RAV-SM560AT-E model Electrical Work Final Installation Checks LED indication and code checking Environment Troubleshooting procedure TroubleshootingSummary of Troubleshooting Before troubleshootingHow to use remote control in service mode Self-Diagnosis by Remote Control Check CodeJudgement and action No display in the setting at shipment Operation YES Troubleshooting for Each Check Code 1A errorError 1C error* Except RAV-SM560AT-E 1E error 1D error1F error Connector normal? TD sensor Caracteristics-4 TA sensor TC, TCJ sensor Caracteristics-1 Caracteristics-2Caracteristics-3 20 TE, TO, TS sensorCompressor does not operate Inspection procedurePrimary check Cooling and heating model Are all of compressor cords normal? Detachments How to install the Air inlet grilleRemove the Panel arms from the Front panel Open 3 Cap screws and remove the screws How to remove the Drain pan Refrigeration How to remove the Refrigeration assembly Assembly Pan assemblyHow to remove the Multiblade fan Part name Procedures RemarksFan motor Detachment No. Part name Procedure RemarksProcedure 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 Part name Requirement… 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 Indoor Unit E-Parts Assy Exploded Views and Parts ListAir Inlet Grille Inverter 21,22 16,17 702 TE Sensor TS Sensor To Sensor TD Sensor 701 705 703 704 Outdoor Unit Inverter Assy, RAV-SM560AT-EOutdoor Unit Inverter Assy, RAV-SM800AT-E Inverter BOX