Sanyo CL1852, XS1852, C1852 service manual Installation Instructions, Tubing Length

Page 17

7. INSTALLATION INSTRUCTIONS

1)Tubing Length

Refrigerant tubing between the indoor and outdoor units should be kept as short as possible.

Select and decide the installation location so that the length of the refrigerant tubing will be within the limits given in Table 1.

 

INDOOR

 

Tubing length (L)

 

UNIT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Elevation difference (H)

 

OUTDOOR

 

 

 

 

 

 

UNIT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0711_M_I

Fig. 1

Table 1

 

 

 

Models

C1852

Tubing Data

 

 

 

CL1852

 

 

 

 

 

Tubing size

 

Narrow tube

in. (mm)

1/4 (6.35) : Thickness 0.0314" (0.8 mm)

outer dia.

Wide tube

in. (mm)

5/8 (15.88) : Thickness 0.0394" (1.0 mm)

 

 

 

 

 

Limit of tubing length

 

 

(ft.)

65

 

 

 

Limit of elevation

Outdoor unit is higher

23

difference between

than indoor unit

(ft.)

 

 

 

 

 

the 2 units

Outdoor unit is lower

23

than indoor unit

(ft.)

 

 

 

 

 

 

 

Max. allowable tubing length at shipment (ft.)

33

 

 

 

 

Required additional refrigerant *1

 

(oz./ft.)

0.27

No additional charge of compressor oil is necessary.

*1 If total tubing length becomes 33 to 65 ft., charge additional refrigerant (R22) by 0.27 oz./ft..

SM830079

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Contents Indoor Unit Outdoor Unit XS1852 C1852 Technical DataIf Necessary, Get Help Please Read Before StartingTable of Contents Introduction Read Me First XS1852 / CL1852 Operating RangeXS1852 / C1852 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 ChartTo prevent heat loss and wet floors due to dripping Refrigerant Flow DiagramInsulation of Refrigerant Tubing Tubing Length Installation InstructionsAvoid Selecting the Installation SiteBaffle Plates for the Outdoor Unit CL×× models only ÃInstall the outdoor unitChoose a place that is well ventilated 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 unitCheck. auxiliary relay Check Operation selector switch in the indoor unitTransformer in indoor unit FMI Check fuse on the P.C.B. Ass’y in the indoor unitOutdoor Unit does not Run Check Cool / FAN selector switch in the remote control unitCheck set temperature Check compressor motor magnetic contactor Check float switch Refer to 11 Drain Pump ControlIndoor fan and louver motor do not run Indoor Unit does not RunSome Part does not Operate Indoor fan does not runCompressor does not Run Outdoor Fan does not RunOutdoor Fan does not Run for CL1852 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 resistanceMethod Used to Replace Fuse on PCB Ass’y Thermistor Characteristic CurveContinuity of fuse on P.C.B. Ass’y Central Region
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XS1852, CL1852, C1852 specifications

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