Sanyo XMHX1852, XMHX1252, CHDZR09053, CHDZR14053, 85464369098000 Main Outdoor Unit PCB Setting

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8-3. Main Outdoor Unit PCB Setting

CN003

CN101

CN100

S007 S006 S005 S004 S002 S003

Fig. 8-4

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Contents Outdoor Units Sanyo Commercial SolutionsR410A Models Indoor Units Optional Controllers…In Moist or Uneven Locations For safe installation and trouble-free operation, you must…In a Room …In an Area with High WindsAmount 353 oz Amount 529 oz CountermeasuresDifferent tools required Care regarding tubingBe sure to recharge the refrigerant only in liquid form Manifold gauge Vacuum pumpExisting tubing cannot be used especially R22 Compressor specifications are differentSingle-outlet valve Refrigerating machine oil differs R22Contents AIR Purging Electrical Wiring 5-1. General Precautions on WiringHOW to Process Tubing Test RUN 8-1. Preparing for Test RunOutdoor Unit Part name Tools Required for Installation not suppliedAccessories Supplied Type of Copper Tube and Insulation Material1-Way Air Discharge Semi-Concealed For sealing recessed portion of power supply4-Way Air Discharge Semi-Concealed X-Type Concealed DuctWall-Mounted Concealed Duct High-Static PressureCeiling-Mounted 4-Way Air Discharge Semi-Concealed XM TypeTubing Length H3 C12 Outdoor Unit Tubing Connection Size a D Tubing Size 10 Main Tubing Size LA11 Main Tubing Size After Distribution LB, LC BTU/h 95.500 153.60015 Refrigerant tubing Existing tubing can be used Common solenoid valve kit 17 Refrigerant Charge Amount at Shipment for outdoor unitSystem Limitations 18 System Limitations Header joint system Indoor Header joint systemTube branching methods horizontal use Suction Tube Tubing size with thermal insulationModel name Cooling capacity after distribution Remarks Size Part B Part C Part D Part E Part F Part G Part H Inch21 Dimensions for connections of each part Discharge Tube Liquid TubeSpecifications Precautions on Installation of Solenoid Valve KitTypes and specifications Optional Solenoid Valve KitUnit Installation of Solenoid Valve Kit Relay kit FrontExample Use the same tools for R22 and for R410A R410A additional charging absolutely mustBe done through liquid charging Main tubing Distribution joint tubingMain tubing RemarkIndoor Unit Ceiling-MountedTypeWall-Mounted Type Front viewOutdoor Unit Precautions When Installing in Heavy Snow Areas Without snow- proof ducting Without platformUnit Ceiling panel Unit installationCeiling panel Air direction Front directionAir direction Suspending the Indoor Unit Placing the Unit Inside the CeilingInstalling the Drain Piping On the indoor control board Start when you short the pinBe careful since the fan will Removing the corner cover Installing the Ceiling Panel Wiring the Ceiling Panel Attaching the air-intake grilleAdjusting the Auto Flap Checking After InstallationWhen Removing the Ceiling Panel for Servicing Special Remarks DC Fan Tap Change ProcedureSuspending the Indoor Unit Placing the Unit Inside the CeilingThis may cause water to spray Installing the Drain PipingDo not install an air bleeder as From the drain pipe outletChecking the Drainage How to Install the Ceiling Panel Main unitBefore Installing the Ceiling Panel Checking the unit positionInstalling the Ceiling Panel Wiring the Ceiling PanelWhen Removing the Ceiling Panel for Servicing How to Attach the Corner & Air-Intake GrilleChecking After Installation Adjusting the Auto Flap22-3/64 23-5/8Leakage may occur Confirm that the unit isLevel. If it is not level, water Be sure to use a level gaugeInstalling the Drain Piping 3WAYECO-iUS.indd 2008/02/07 M5 ss40 Electrical Power Wiring Wiring connectionsWiring Ss12 or 5/32 ss15/32 For fasteningRemoving the intake grille Removing the side panelAir leakage Others Check after installation Installing the side panel and intake grilleInstalling the intake grille If a wireless remote controller is usedAir outlet duct flange Inspection access27/32 Indoor unit Refrigerant tubingSupporting the indoor unit inside Enough to support the weight of the unitIt is important that you use extreme care Ceiling. Ensure that the ceiling is strong19-11/16, as this could result in water leaks. Fig Section directly after the connection port can be raised aMaximum of 19-11/16. Do not raise it any higher than Short the pin on the indoor control board How to read the diagramBe careful since the fan will start when you Increasing the Fan Speed23-5/8 for checking and servicing the electrical system 17-23/3231/32 Indoor Fan Performance How to Read the Diagram Min -31/32 Inspection plugRefrigerant tubing drain hose position Extreme care in supporting Wall and ceiling side opening positionIt is important that you use Indoor unit from the ceilFixture Double nut Field supply Approx 63/64 Ceiling Surface Washer NutRear cover Duct for Fresh AirShaping the Tubing Downward gradient Min /100Regulations before wir How to carry out power supply wiringCheck local electrical codes Ing. Also, check any specifiedIf the Wall is Wooden Installing the Rear Panel onto the WallSelecting and Making a Hole Removing the grille Removing the Grille to Install the Indoor UnitIf the Wall is Brick, Concrete or Similar Attaching the grilleShaping the Tubing Right-rear tubing Installing the Drain HoseDo not supply power to the unit or operate Left or left-rear tubingKHX0752 / 0952 / 1252 KHX2452Transporting Installing the Outdoor UnitPositions where anchor bolts are fastened Remove the Brackets Used for Transport Routing the TubingRefrigerant tube port Prepare the TubingConnect the Tubing Tubing size mm Outer dia ThicknessTightening torque for each cap Work methodInter-outdoor unit control wiring General Precautions on WiringOutdoor unit Time delay fuse or Circuit capacity Use shielded wiringWiring Controller Wiring System DiagramPower For K, A, X, T, U and D TypesFor XM Type XM TypeOutdoor unit Indoor unit How to connect wiring to the terminal For stranded wiring Important Note When Wiring for Common Type TypeType Important Note When Wiring for XM Type XM TypeUse of the Flaring Method Connecting the Refrigerant TubingFlaring Procedure with a Flare Tool DeburringTube diameter Tightening torque ApproximateFour tubes arranged together Two tubes arranged togetherThree tubes arranged together Finishing the Installation Taping the TubesManifold gauge Vacuum pump Air Purging with a Vacuum Pump for Test Run PreparationLeak test Evacuation 45 min. or more 90 min. or moreFinishing the job Charging additional refrigerantUse a cylinder designed for use with R410A Test RUN Unit with the unit Test Run ProcedureItems to Check Before the Test Run Indoor unit setting S004 Rotary switch, red Address setting of main outdoor unit S007 Unit No. settingMain Outdoor Unit PCB Setting No main unit Settings Auto Address Setting Basic wiring diagram ExampleAutomatic Address Setting from the Outdoor Unit Outdoor main/sub22-9 3 OFF Automatic Address Setting no compressor operationAutomatic Address Setting from Outdoor Unit Automatic Address Setting in Heating Mode Automatic Address Setting in Cooling Mode Automatic Address Setting* from the Remote ControllerBlink alternately Display during automatic address settingLED 2 Checking the indoor unit addresses If 1 indoor unit is connected to 1 remote controllerRemote Controller Test Run Settings Possible cause of malfunction LEDMessage Alarm messages displayed on system controller Way Air Discharge Semi-Concealed Type X, XM Types Soot Should the power fail while the unit is runningTips for Energy Saving Type 1-WAY Way air discharge semi-concealed type aTroubleshooting 100Type high static pressure Concealed Duct High-Static Pressure Type U, D TypesType standard static pressure 101On the wired remote control unit 102CEILING-MOUNTED 103Or soot 104105 Tips for Energy Saving 106
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