Sanyo XS1852, C1852, CL1852 service manual Selecting the Installation Site, Avoid

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7. INSTALLATION INSTRUCTIONS

2)Selecting the Installation Site

Indoor Unit

AVOID:

ãareas where leakage of flammable gas may be expected.

ãplaces where large amount of oil mist exist.

ãdirect sunlight.

ãlocations near heat sources which may affect performance of the unit.

ãlocations where external air may enter the room directly. This may cause “sweating” on the air discharge ports, causing them to spray or drip.

ãlocations where the remote control unit will be splashed with water or affected by dampness or humidity.

ãinstalling the remote control unit behind curtains or furniture.

ãlocations where the receiver in the indoor unit is exposed to the inverter lamp light. Faulty operation of the unit occurs.

DO:

ãselect an appropriate position from which every corner of the room can be uniformly cooled.

ãselect a location where the ceiling is strong enough to support the weight of the unit.

ãselect a location where tubing and drain pipe have the shortest run to the outdoor unit.

ãallow room for operation and maintenance as well as unrestricted air flow around the unit. (Fig. 2)

ãinstall the unit within the maximum elevation difference above or below the outdoor unit and within a total tubing length from the outdoor unit as detailed in Table 1.

ãallow room for mounting the remote control unit about 3 ft. off the floor, in an area that is not in direct sunlight nor in the flow of cool air from the indoor unit.

NOTE

Air delivery will be degraded if the distance from the floor to the ceiling is greater than 10 ft..

3 ft.

3 ft.

 

3 ft. 3 ft.

3 ft.

1330_X_S

Fig. 2

SM830079

– 18 –

Image 18
Contents Technical Data Indoor Unit Outdoor Unit XS1852 C1852Please Read Before Starting If Necessary, Get HelpTable of Contents Introduction Read Me First Operating Range XS1852 / C1852XS1852 / CL1852 Specifications Unit SpecificationsData Subject to Change Without Notice Major Component Specifications Indoor Unit Fan motorMajor Component Specifications Outdoor Unit CompressorOther Component Specifications Indoor Unit Model No XS1852 Power TransformerOther Component Specifications Outdoor Unit Model No CL1852Dimensional Data Indoor Unit XS1852Outdoor Unit C1852, CL1852 Performance Charts 230VAIR Throw Distance Chart Model XS1852Refrigerant Flow Diagram Insulation of Refrigerant TubingTo prevent heat loss and wet floors due to dripping Installation Instructions Tubing LengthSelecting the Installation Site AvoidÃInstall the outdoor unit Choose a place that is well ventilatedBaffle Plates for the Outdoor Unit CL×× models only Electrical Wiring General Precautions on Wiring Wiring System Diagram ModelsElectrical Data Electric Wiring Diagram Electrical Wiring DiagramsSchematic Diagram Outdoor Unit C1852 Outdoor Unit CL1852 Room Temperature Control Processes and FunctionsFreeze Prevention Drain Pump ControlMedium Service Procedures 1334XS Check remote control unit There is a possibility of short circuitCheck Operation selector switch in the indoor unit Transformer in indoor unitCheck. auxiliary relay Check fuse on the P.C.B. Ass’y in the indoor unit FMICheck Cool / FAN selector switch in the remote control unit Check set temperatureOutdoor Unit does not Run Check float switch Refer to 11 Drain Pump Control Check compressor motor magnetic contactorSome Part does not Operate Indoor Unit does not RunIndoor fan and louver motor do not run Indoor fan does not runOutdoor Fan does not Run Outdoor Fan does not Run for CL1852Compressor does not Run Poor Cooling Excessive CoolingRoom temp. Sensor in the remote control unit is defective Operation of Major Electrical PartsPower Supply Wires Measurement of Insulation Re- sistance 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 unitThermistor Characteristic Curve Continuity of fuse on P.C.B. Ass’yMethod Used to Replace Fuse on PCB Ass’y Central Region
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XS1852, CL1852, C1852 specifications

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