Sanyo C1852, XS1852, CL1852 service manual 1334XS

Page 31

11. SERVICE PROCEDURES

2)Air Conditioner does not Operate

1Circuit breaker trips (or fuse blows).

(a)When the circuit breaker is set to ON, it is tripped soon.

There is a possibility of ground fault.

Check insulation resistance.

If resistance value is 1 MΩ or less, it is a defect of insulation.

(Example)

Circuit breaker

 

1

 

 

 

 

 

Outdoor

 

 

 

 

 

 

6

unit

 

 

 

 

 

 

 

 

1

 

+

 

 

 

5

 

 

2

 

 

 

 

 

Power

+

 

 

 

3

 

 

 

supply

 

 

 

 

 

G

 

 

 

 

 

cords

 

 

 

 

 

 

 

 

 

 

 

 

Ground

 

 

 

2

3

 

Indoor

 

 

 

 

 

4

 

 

unit

+

+

1

 

 

 

 

 

 

2

+

+

3

+

 

 

 

+

G

Inter-unit

 

power line

*Set the circuit breaker to OFF.

1Remove power supply cords

from the terminal plate in

NO

the outdoor unit.

 

 

Check insulation resistance of power supply cords.

OK

2Remove inter-unit power line

from the terminal plate in

NO

the outdoor unit.

 

 

Check insulation resistance of outdoor unit.

OK

3 Remove inter-unit power line

NO

from the terminal plate in

 

the indoor unit.

 

 

Check insulation resistance of indoor unit.

OK

Inter-unit power lines are defective.

Execute

rewiring.

Insulation of outdoor unit is defective.

Insulation of indoor unit is defective.

Execute

rewiring.

Check insulation resistance of electrical parts

in the outdoor unit.

Check insulation resistance of electrical parts in the indoor unit.

1334_X_S

SM830079

– 31 –

Image 31
Contents Indoor Unit Outdoor Unit XS1852 C1852 Technical DataIf Necessary, Get Help Please Read Before StartingTable of Contents Introduction Read Me First XS1852 / C1852 Operating RangeXS1852 / CL1852 Unit Specifications SpecificationsData Subject to Change Without Notice Fan motor Major Component Specifications Indoor UnitCompressor Major Component Specifications Outdoor UnitModel No XS1852 Power Transformer Other Component Specifications Indoor UnitModel No CL1852 Other Component Specifications Outdoor UnitIndoor Unit XS1852 Dimensional DataOutdoor Unit C1852, CL1852 230V Performance ChartsModel XS1852 AIR Throw Distance ChartInsulation of Refrigerant Tubing Refrigerant Flow DiagramTo prevent heat loss and wet floors due to dripping Tubing Length Installation InstructionsAvoid Selecting the Installation SiteChoose a place that is well ventilated ÃInstall the outdoor unitBaffle Plates for the Outdoor Unit CL×× models only Electrical Wiring General Precautions on Wiring Models Wiring System DiagramElectrical Data Electrical Wiring Diagrams Electric Wiring DiagramSchematic Diagram Outdoor Unit C1852 Outdoor Unit CL1852 Processes and Functions Room Temperature ControlDrain Pump Control Freeze PreventionMedium Service Procedures 1334XS There is a possibility of short circuit Check remote control unitTransformer in indoor unit Check Operation selector switch in the indoor unitCheck. auxiliary relay FMI Check fuse on the P.C.B. Ass’y in the indoor unitCheck set temperature Check Cool / FAN selector switch in the remote control unitOutdoor Unit does not Run Check compressor motor magnetic contactor Check float switch Refer to 11 Drain Pump ControlIndoor fan does not run Indoor Unit does not RunIndoor fan and louver motor do not run Some Part does not OperateOutdoor Fan does not Run for CL1852 Outdoor Fan does not RunCompressor does not Run Excessive Cooling Poor CoolingOperation of Major Electrical Parts Room temp. Sensor in the remote control unit is defectiveMeasurement 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 resistanceContinuity of fuse on P.C.B. Ass’y Thermistor Characteristic CurveMethod Used to Replace Fuse on PCB Ass’y Central Region
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XS1852, CL1852, C1852 specifications

The Sanyo C1251, CL0951, C1852, C0951, and CL1852 models represent a collection of versatile and reliable audio and visual components that cater to varied consumer demands. Each model showcases Sanyo's commitment to innovation and quality, featuring a range of technologies that enhance functionality and user experience.

The Sanyo C1251 is renowned for its compact design, making it an ideal choice for users with limited space. It incorporates advanced digital processing technology, which ensures that audio output is crisp and clear. This model is especially beneficial for smaller settings, where sound clarity and power are essential.

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