Sanyo CL2462R, C2462R service manual Outdoor Fan does not Run

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12. SERVICE PROCEDURES

6) Outdoor Fan does not Run.

• Check fan rotation.

Rotate the fan gently once or twice by hand.

Check resistance of fan motor winding.

OK

Fan cannot be rotated.

Check fan casing for foreign matter

on the inside.

Fan motor burnout or foreign matter

in bearing.

Remove foreign matter or repair.

Repair or replace.

• Check fan motor capacitor

Check continuity between terminals on the compressor motor magnetic contactor.

0633_X_S

7)Outdoor Fan Speed is not Switched from High to Low even when the Outdoor Temperature Falls below 78 °F. (C2462R Type)

• Check the thermostat (23S).

1037_X_S

8)Outdoor Fan Speed is not Switched from High to Med even when the Outdoor Temperature Falls below 77 °F.

Outdoor Fan Speed is not Switched from Med to Low even when the Outdoor Temperature Falls below 59 °F. (CL2462R Type)

Check outdoor unit P.C.B. Ass’y

OK

Check resistance of outdoor temp sensor.

0722 _X_S

SM830092

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Image 47 Contents
Indoor Unit Outdoor Unit KS2462R C2462R CL2462R Technical Data…In Moist or Uneven Locations Please Read Before Starting…In a Room Table of Contents KS2462R / CL2462R Operating RangeKS2462R / C2462R Unit Specifications SpecificationsIndoor Unit KS2462R Outdoor Unit CL2462R Major Component Specifications Indoor Unit Major Component Specifications Outdoor Unit Heat exchange Model No CL2462R SourceController P.C.B. Assy Lamp Assy Other Component Specifications Indoor UnitModel No KS2462R Power Transformer Thermistor Coil sensorThermostat Coil sensor Other Component Specifications Outdoor UnitPower Relay Model No C2462RSolenoid control valve or coil Model No CL2462RIndoor Unit KS2462R Dimensional DataOutdoor Unit C2462R, CL2462R Indoor Unit KS2462R Outdoor Unit C2462R Cooling Capacity208V / 1 phase / 60Hz 208V Performance ChartsOperating Current Indoor Unit KS2462R 230VOutdoor Unit CL2462R Low Pressure High and Low Pressure Indoor Unit KS2462RHigh Pressure 230V / 208230 Horizontal distance ft AIR Throw Distance ChartHgbv Refrigerant Flow DiagramC2462R, CL2462R 132 Installation InstructionsTubing Length Air conditioner, do Selecting the Installation SiteFor stable operation Air discharge chamber for top discharge Recommended outer dimensions of wind shield field supply Electrical Wiring General Precautions on Wiring Models Wiring System DiagramElectrical Data Electrical Wiring Diagrams Electric Wiring DiagramElectric Wiring Diagram Schematic Diagram Controller CR-CL2432 CL2462R Outdoor UnitOutdoor Unit CL2462R Schematic DiagramProcesses and Functions Room Temperature ControlCooling operation Dry a zone Dry Operation DehumidificationFreeze Prevention CL2462R Type Outdoor Fan Speed Control C2462R TypeService Procedures 1032XS There is a possibility of short circuit Check remote control unitTransformer in indoor unit Check Operation selector switch in the indoor unitCheck compressor motor protectors High pressure switch 63PH Check fuse on the P.C.B. Ass’y in the indoor unit Check. auxiliary relay Y or 2YOutdoor Unit does not Run Check Cool / FAN selector switch in the remote control unitCheck set temperature Check outdoor unit P.C.B. CL2462R Type Check compressor motor magnetic contactorCheck indoor unit P.C.B Flap motor does not run Indoor Unit does not RunIndoor fan and flap motor do not run Some Part does not Operate. A. Indoor fan does not runOutdoor Fan does not Run Compressor does not Run Outdoor Fan does not Run for CL2462RExcessive Cooling Poor CoolingRoom temp. Sensor in the remote control unit is defective Measurement of Insulation Re- sistance for Electrical parts Power Supply WiresCompressor motor thermal protector . . . . . . Outdoor unit Checking the Protective DevicesMotor capacitor Both in indoor and outdoor unit Indoor fan motor FMI Indoor unit Measure the coil resistanceMethod Used to Replace Fuse on PCB Ass’y Check for continuity using a multim- eter as shown in FigContinuity of fuse on P.C.B. Ass’y Refrigerant R410A Special Precautions When Installing Unit No addition of compressor oil for R410A Gauge manifold