Sanyo KHS3682 + CH3682, KHS3082 + CH3082 service manual Installation Site Selection

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1-5. Additional Materials Required for Installation

1.Refrigeration (armored) tape

2.Insulated staples or clamps for connecting wire (See local codes.)

3.Putty

4.Refrigeration lubricant

5.Clamps or saddles to secure refrigerant tubing

2. Installation Site Selection

Indoor unit

Drain hose

Outside drainage

2-1. Indoor Unit

WARNING

AVOID:

direct sunlight.

To prevent abnormal heat genera- tion and the possibility of fire, do not place obstacles, enclosures and grilles in front of or surround- ing the air conditioner in a way that may block air flow.

Fig. 1

 

3" (7.5 cm)

2" (5 cm)

2" (5 cm)

min.

 

min.

min.

 

 

 

 

Front View

 

nearby heat sources that may affect performance of the unit.

areas where leakage of flammable gas may be expected.

places where large amounts of oil mist exist.

 

Fig. 2

 

 

Tubing length (L)

INDOOR

 

UNIT

 

 

DO:

select an appropriate position from which every corner of

the room can be uniformly cooled. (High on a wall is best.)

select a location that will hold the weight of the unit.

select a location where tubing and drain hose have the

shortest run to the outside. (Fig. 1)

allow room for operation and maintenance as well as unre-

stricted air flow around the unit. (Fig. 2)

Elevation

 

 

 

 

 

 

 

 

 

 

OUTDOOR

 

difference (H)

 

UNIT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fig. 3a

CAUTION

install the unit within the maximum elevation difference (H)

above or below the outdoor unit and within the maximum tub-

ing length (L) from the outdoor unit as detailed in Table 3 and

Fig. 3a.

install the indoor unit more than 3.3' (1 m) away from any

antenna or power lines or connecting wires used for television,

radio, telephone, security system, or intercom. Electrical noise

For stable operation of the air conditioner, do not install wall-mounted type indoor units less than 5' (1.5 m) from floor level.

Indoor unit

Minimum height from floor level

5' (1.5 m)

Wall

from any of these sources may affect operation.

Table 3

Floor level

Fig. 3b

Model

Charge-less Tubing

Maximum Tubing

Maximum Elevation Difference (H)

Required Amount

Length (Actual Length)

Length (L)

of Additional Refrigerant

(ft.)

 

 

(ft.)

(ft.)

 

(oz./ft.)*

 

 

 

 

 

 

 

 

 

KHS3082

10 to 100

165

If the outdoor unit is higher

100

0.43

 

 

KHS3682

If the outdoor unit is lower

50

 

 

 

 

 

 

 

 

 

 

 

 

 

*If total tubing length becomes 100 to 165 ft. (Max.), charge additional refrigerant (R410A) by 0.43 oz./ft.

No additional charge of compressor oil is necessary. For more detailed charging information, refer to the Technical & Service Manual.

4

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Contents Indoor Model No. Product Code No Destination North AmericaSafety Precautions Prohibit Table of Contents Checking Electrical Components Operating Range Indoor Air Intake Temp Outdoor Air Intake TempKHS3082 SpecificationsUnit Specifications CH3082208V KHS3682 CH368221.9 19.9 Major Component Specifications Indoor UnitCB-KHS3682 Microprocessor 250V 3A Board Outdoor UnitOutdoor Unit CH3082 CompressorOutdoor Unit CH3682 Other Component Specifications Dimensional Data Indoor Unit KHS3082Inchmm Refrigerant Flow Diagram Refrigerant Flow DiagramOperating current performance chart Temperature ChartsLow pressure performance chart Indoor discharge air performance chartHigh pressure performance chart Wide Outdoor inlet air D.B. temp. FC Cooling Capacity Indoor OutdoorCooling Capacity Indoor34,000 BTU/h Power Supply 230V Single Phase 60Hz Cooling Capacity IndoorHeating Capacity Power Supply 230V Single Phase 60Hz Heating CapacityTH Total Heating Capacity BTU/h 36,000 BTU/h Room air temp F 26.7C Fan speed High Horizontal distance ft Air Throw Distance ChartsCooling Vertical distance ft Heating Vertical distance ftHeating CH3082 Voltage230V Cooling Electrical CharacteristicsElectrical Data Voltage208V CoolingCH3682 Voltage230V Cooling KHS3082 KHS3682 Electric Wiring Diagrams8FA2-5250-70400-3 HIC Emergency operation FunctionsOperation Functions Auto cooling/heating operationTimer backup Lamp colorsNoise Reducing Control Outdoor Unit Switching Procedure to Noise Reducing ControlOperation Sound Description of function Maximum Current Value Change ProcedureMaximum Current Value Change Function CH3682Overload prevention during heating Compressor discharge temperature controlProtective Functions Freeze preventionCT Peak current cut-off control Defrost detection and releaseReverse-Cycle Defrosting Precautions before Performing Inspection or Repair TroubleshootingMethod of Self-Diagnostics Self-diagnostics Lamps Replace the controller NormalReplace the circuit board or the fuse Checking the Indoor and Outdoor Units Using the TEST/T-RUN terminalsChecking the indoor unit Control Check items unit operation Off Blinking Illuminated Serial Communication Error Identification ProcedureAlarm Code E05 Before the OperationTerminal board Outdoor Unit Alarm Code E07/P04/P05/P20/P27 Trouble Diagnosis of Fan Motor Indoor Fan MotorOutdoor Fan Motor Electromagnetic interference Noise Malfunction and Electromagnetic InterferenceNoise malfunction Locations most susceptible to noise Trouble CorrectionMeasurement of Insulation Resistance Power Supply CordChecking Electrical Components Measurement of Insulation Resistance for Electrical PartsChecking Continuity of Fuse on PCB Assy What is New Refrigerant R410A? Refrigerant R410A Special Precautions When Servicing UnitCharacteristics of New Refrigerant R410A CharacteristicsChecklist before Servicing Tubing Installation Procedures Tools Specifically for R410AProcedure for Replacing Compressor Case of Compressor MalfunctionDamage to the compressor Never charge a large amountUnit. This may cause ExampleWelding leaking points Case Refrigerant is LeakingRecharging Retro-Fitting Existing Systems When Tubes are ExtendedCharging Additional Refrigerant Use of Existing UnitsOI-852-6-4181-149-00-0 Mode D’EMPLOI Pub. OI-85264181149000 SanyoFeatures ContentsSafety Instructions Alert SymbolsInstallation Location Product InformationNames of Parts Unit Display and Operation ButtonRemote Control Unit Display SymbolsRemote Control Unit Mode selector button HR. Timer button 1-HOUR OFF TimerTemperature setting buttons Temp High Power buttonACL button Using the Remote Control UnitAir conditioner Indoor unit Receiver Remote control unit 16 mmOperation with the Remote Control Unit Automatic OperationAutomatic fan speed Cooling and DRY ModeHeating Mode Manual fan speedHigh Power Mode Unoccupied Indication StatusSpecial Remarks Setting the Timer Operation IndicationDo not Using the 1-HOUR OFF TimerTips for Energy Saving 1030 pm 710 am 1100 am Present timeCare and Cleaning Adjusting the Airflow DirectionOperation Without the Remote Control Unit When the air conditioner is not runningHow to clean the air clean filter Air Clean FilterHow to install the air clean filter Cleaning the main unit and remote control unitOperating Range TroubleshootingWired Remote Controller Washing the front panel with waterAppendix B Installation Instructions Installation Instructions ContentsPlease Read Before Starting General Tools Required for Installation not suppliedAccessories Supplied with Unit Table Optional Copper Tubing KitInstallation Site Selection Additional Materials Required for InstallationSolid base must not cover the hole of the bottom plate Precautions for Installation in a Snowy Area Countermeasures against snow and windUnit inch Required space around the outdoor unit Installation with intakes facing outletsFront and both sides must remain open Unit Multiple-unit installation 2 or more units Top is open Single-unit installationObstacle to the front of unit Installation in front-rear rows Obstacles to the front and rear of unitRemove the Rear Panel from the Unit How to Install the Indoor UnitTrical wiring or conduits are Make a HoleIf Block, Brick, Concrete or Similar Type Wall Install the Rear Panel on the WallIf Wooden Wall Hole DiaHow to remove the grille Removing and Installing the GrilleHow to replace the grille Wiring Instructions General precautions on wiring Shape the Indoor Side TubingWire Size and Length Wiring Instructions for Inter-unit Connections For Outdoor Unit For solid core wiring or F-cable How to connect wiring to the terminal For Indoor UnitFor stranded wiring Mounting Right-side tubingLeft-side tubing Switching drain hose and drain capDrain cap To unmount indoor unit Do not supply power toTubing and wiring to the out Frame Fastening MethodWiring Instructions for the Outdoor Unit How to Install the Outdoor UnitFirst refer to . Installation Site Selection Routing the Tubing and WiringUse of the Flaring Method Flaring Procedure with a Flare ToolRefrigerant Tubing If the special R410A flare tool is usedInsulation of Refrigerant Tubing Connecting Tubing between Indoor and Outdoor UnitsFinishing the Installation Taping the TubesAir Purging Hex wrench before Be sure to completely insertAttempting to turn the valve How to Test Run the Air Conditioner Basic Functions of the Service Valves Pump DownService Valve Connections Remote Control Unit Installation PositionAddress Switch Address Setting of the Remote Control Unit