Sanyo C4232, CL4232 service manual Poor Cooling, Excessive Cooling

Page 60

12. SERVICE PROCEDURES

11) Poor Cooling

Check installation position of remote control unit.

• Does cool air from air condi-

tioner reach remote control

unit directly ?

 

 

YES

Change installation

position of remote

 

 

control unit.

 

 

 

 

• Is wide tube between indoor unit

and outdoor unit insulated ?

YES

NO

Insulate wide tube and then execute taping with narrow tube.

Measure temperatures of suction and discharge air of indoor unit.

 

Temperature

 

 

 

 

difference

 

 

 

 

Possibility of

 

Charge

 

is small.

 

 

refrigerant

 

refrigerant

 

 

 

 

 

 

 

 

shortage.

 

(R22).

 

 

 

 

 

Temperature difference between suction and discharge air is

large enough (Approx. 10 deg. or more).

• Check clogging of air

 

 

 

 

filter.

Air filter is clogged.

 

 

 

 

 

 

 

 

 

YES

 

• Is fan speed set to LOW ?

 

 

 

 

 

 

 

 

 

 

 

• Review cooling load estimate, if performance of air conditioner is normal.

Clean filter.

Set fan speed to either HIGH or MEDIUM.

Reduce cooling load or replace the unit with higher cooling capacity.

1040_X_S

12) Excessive Cooling.

YES

• The set temperature is too low.

• Is the remote control unit installed

NO

 

 

at a place where it can

 

detect the room temperature

 

 

properly ?

 

 

 

 

 

Set the temperature to higher value using temperature setting button of the remote control unit.

Change installation position of the remote control unit.

0637_X_S

SM830078

– 60 –

Image 60
Contents Indoor Unit Outdoor Unit XS4232 C4232TS4232 Please Read Before Starting …In a Room…In Moist or Uneven Locations Table of Contents Introduction Read Me First Operating Range XS4232, TS4232 / C4232XS4232, TS4232 / CL4232 Specifications Unit SpecificationsModel No Indoor Unit XS4232 Outdoor Unit C4232 Model No Indoor Unit XS4232 Outdoor Unit Cooling Low ambient control Major Component Specifications Indoor Unit Model No TS4232 Source Auto louver motorMajor Component Specifications Outdoor Unit Model No CL4232 Source Controller P.C.B. AssyHeat exchange Other Component Specifications Indoor Unit Model No XS4232 Power TransformerFloat switch Thermistor Coil sensorModel No TS4232 Power Transformer Other Component Specifications Outdoor Unit Power RelayModel No C4232 Thermostat Coil sensorModel No CL4232 Dimensional Data Indoor Unit XS4232Indoor Unit TS4232 19/32Outdoor Unit C4232, CL4232 Cooling Capacity Indoor Unit XS4232 Outdoor Unit C4232, CL4232208V / 1 phase / 60Hz Indoor Unit TS4232 Outdoor Unit C4232, CL4232 800 CFM Performance Charts Operating Current Indoor Unit XS4232 Outdoor Unit C4232230V 208VOperating Current Indoor Unit TS4232 Outdoor Unit C4232Operating Current Indoor Unit XS4232 Outdoor Unit CL4232 Operating Current Indoor Unit TS4232 Outdoor Unit CL4232 Low Pressure Suction Outdoor ambient temp. F C Indoor temp. F C 104 AIR Throw Distance Chart Model XS4232Refrigerant Flow Diagram Indoor Unit 4232 Type Outdoor Unit C4232, CL4232Installation Instructions Tubing LengthSelecting the Installation Site AvoidCase of multiple installations Recommended outer dimensions of wind shield field supply Air Discharge Chamber for Top DischargeWind Shield for CL Model GeneralElectrical Wiring General Precautions on Wiring Wiring System DiagramOutdoor Unit C, CL models Single-phase 60 Hz, 208 / 230 Electrical Data Indoor model TS4232 / Outdoor model C4232, CL4232Electric Wiring Diagram Electrical Wiring DiagramsSchematic Diagram 854-2-5268-593-00-0 TS3632 RY1~RY5 Diagram Compressor Motor Electric Wiring Diagram CL4232 Outdoor UnitFMO1 Room Temperature Control Processes and FunctionsFreeze Prevention Drain Pump ControlOutdoor Fan Speed Control C4232 Type CL4232 TypeService Procedures 1340XS Check remote control unit There is a possibility of short circuitCheck Operation selector switch in the indoor unit Check compressor motor protectors High pressure switch 63PHTransformer in indoor unit Check. auxiliary relay Y or 2Y Check fuse on the P.C.B. Ass’y in the indoor unitXS Type only Check Cool / FAN selector switch in the remote control unit Check set temperatureOutdoor Unit does not Run Check compressor motor magnetic contactor Check indoor unit P.C.B Check outdoor unit P.C.B CL3632 TypeIndoor Unit does not Run Indoor fan and louver motor do not runSome Part does not Operate. A. Indoor fan does not run Louver motor does not runOutdoor Fan does not Run Outdoor Fan does not Run for CL4232 Compressor does not RunPoor Cooling Excessive CoolingRoom temp. Sensor in the remote control unit is defective Operation of Major Electrical PartsPower Supply Wires Measurement of Insulation Resis- tance for Electrical partsChecking the Protective Devices Compressor motor thermal protector . . . . . . Outdoor unitIndoor fan motor FMI Indoor unit Measure the coil resistance Motor capacitor Both in indoor and outdoor unitCheck for continuity using a multimeter as shown in Fig Continuity of fuse on P.C.B. Ass’yMethod Used to Replace Fuse on PCB Ass’y Room temp. sensor KTEC-35Central Region

CL4232, C4232 specifications

The Sanyo C4232 and CL4232 are renowned models in the realm of electronics, particularly celebrated within the realm of consumer appliances and consumer electronics. As part of Sanyo’s esteemed lineup, these models are crafted with both functionality and performance in mind, appealing to a wide demographic of users.

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