Sanyo 85464359982001 installation instructions Contents

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07-007 W-2WAY_II_NA 1/23/07 6:09 PM Page 6

CONTENTS

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IMPORTANT! . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Please Read Before Starting Check of Density Limit

Precautions for Installation Using New Refrigerant New refrigerant R410A cannot be used for earlier models

1.GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 1-1. Tools Required for Installation (not supplied)

1-2. Accessories Supplied

1-3. Type of Copper Tube and Insulation Material

1-4. Additional Materials Required for Installation

1-5. Tubing Length

1-6. Tubing Size

1-7. Straight Equivalent Length of Joints

1-8. Additional Refrigerant Charge

1-9. System Limitations

1-10. Check of Limit Density

1-11. Installing Distribution Joint

1-12. Optional Distribution Joint Kits

1-13. Example of Tubing Size Selection and Refrigerant Charge Amount

2.SELECTING THE INSTALLATION SITE . . . . . 19 2-1. Indoor Unit

2-2. Outdoor Unit

2-3. Shield for Horizontal Exhaust Discharge

2-4. Installing the Outdoor Unit in Heavy Snow Areas

2-5. Precautions When Installing in Heavy Snow Areas

2-6. Dimensions of Wind Ducting

2-7. Dimensions of Snow Ducting

3.HOW TO INSTALL THE INDOOR UNIT . . . . . 24

4-Way Air Discharge Semi-Concealed Type (X Type)

3-1. Preparation for Suspending

3-2. Suspending the Indoor Unit

3-3. Placing the Unit Inside the Ceiling

3-4. Installing the Drain Piping

3-5. Checking the Drainage

3-6. How to Install the Ceiling Panel

3-7. Special Remarks

1-Way Air Discharge Semi-Concealed Type (A Type)

3-8. Suspending the Indoor Unit

3-9. Placing the Unit Inside the Ceiling

3-10. Installing the Drain Piping

3-11. Checking the Drainage

3-12. Electrical Power Wiring

3-13. How to Install the Ceiling Panel

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Concealed Duct Type (U Type)

3-14. Required Minimum Space for Installation and Service

3-15. Suspending the Indoor Unit

3-16. Installing the Drain Piping

3-17. Checking the Drainage

3-18. Increasing the Fan Speed

Concealed Duct High-Static Pressure Type (D Type)

3-19. Required Minimum Space for Installation and Service

3-20. Suspending the Indoor Unit

3-21. Installing the Drain Piping

3-22. Caution for Ducting Work

3-23. Indoor Fan Performance

Ceiling-Mounted Type (T Type)

3-24. Required Minimum Space for Installation and Service

3-25. Suspending the Indoor Unit

3-26. Duct for Fresh Air

3-27. Shaping the Tubing

3-28. Installing the Drain Piping

Wall-Mounted Type (K Type)

3-29. Removing the Rear Panel from the Unit

3-30. Selecting and Making a Hole

3-31. Installing the Rear Panel onto the Wall

3-32. Removing the Grille to Install the Indoor Unit

3-33. Preparing the Tubing

3-34. Shaping the Tubing

3-35. Installing the Drain Hose

3-36. When Using Wireless Remote Controller Instead of Wired Remote Controller

4.HOW TO INSTALL THE OUTDOOR UNIT . . . 55 4-1. Transporting

4-2. Installing the Outdoor Unit

4-3. Routing the Tubing

4-4. Prepare the Tubing

4-5. Connect the Tubing

5.ELECTRICAL WIRING . . . . . . . . . . . . . . . . . . 59 5-1. General Precautions on Wiring

5-2. Recommended Wire Length and Wire Diameter for Power Supply System

5-3. Wiring System Diagram

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Contents Optional Controllers R410A Models Indoor UnitsOutdoor Units Gunma, Japan…In an Area with High Winds …In a Room…In Moist or Uneven Locations …In a Snowy Area for Heat Pump-type SystemsCheck of Density Limit Different tools required Care regarding tubingBe sure to recharge the refrigerant only in liquid form NewSingle-outlet valve Compressor specifications are differentUse R410A exclusive cylinder only Existing tubing cannot be used especially R22Contents Air Purging with a Vacuum Pump for Test Run Preparation HOW to Process TubingAIR Purging Test RUN’ty GeneralOutdoor Unit Part name Model 10 hp 16 hp4-Way Air Discharge Semi-Concealed 1-Way Air Discharge Semi-ConcealedConcealed Duct Concealed Duct High-Static Pressure Ceiling-MountedWall-Mounted Contents MarkLength ft 11 Outdoor Unit Tubing Connection Size a BTU/h Tubing Size Main Tubing Size LA10 Main Tubing Size After Distribution LB, LC 28.0 45.0Additional Refrigerant Charge Straight Equivalent Length of Joints13 Straight Equivalent Length of Joints 16 Refrigerant Charge Amount at Shipment for outdoor unitWhen using ball valve When not using ball valveTube branching methods horizontal use Tubing size with thermal insulation Optional Distribution Joint KitsModel name Cooling capacity after distribution Remarks Example232,000 BTU/h 68.0 kW Example Main tubing Distribution joint tubingMain tubing Front view Selecting the Installation SiteIndoor Unit Side viewLeave space open above Installation SpaceOutdoor Unit UnitPrecautions When Installing in Heavy Snow Areas Shield for Horizontal Exhaust DischargeUnit installation Air direction Front directionAir direction 12, 18, 24 Suspending the Indoor UnitPlacing the Unit Inside the Ceiling 12, 18Installing the Drain Piping Start when you short the pin Be careful since the fan willOn the indoor control board Removing the corner cover Attached tightly to the unit. Fig Installing the Ceiling PanelPanel installation locations so that the panel is Check that the panel is attached tightly toWiring the Ceiling Panel Adjusting the Auto Flap Checking After InstallationWhen Removing the Ceiling Panel for Servicing Special Remarks DC Fan Tap Change Procedure29/64 Full-scale Installation diagram Suspension lug 25/32 1 Installing the Drain Piping Control board When you short the pin on the indoorBe careful since the fan will start Bottom drain port is for use onlyAppearance Part name Electrical Power Wiring Wiring connectionsWiring AppearanceRemoving the intake grille Removing the side panelAdjust so that there is no gap Other Check after installation Installing the side panel and intake grilleInstalling the intake grille If a wireless remote controller is used62 and -4 show the detailed dimensions of the indoor unit Type LengthTubing must be laid and connected inside the ceiling when Suspension bolts referring to the dimensional data onPrevious page. -61 and Table Unit inside the ceilingDo not use the supplied drain hose bent at a 90 angle Do not use adhesive at the drain connection port onIndoor unit Maximum permissible bend isShort the pin on the indoor control board Be careful since the fan will start when youHow to read the diagram Increasing the Fan SpeedSo that the indoor unit and ducts are not visible. Only This air conditioner is usually installed above the ceilingMinimum space for installation and service is shown Air intake and air outlet ports are visible from belowSupporting the indoor unit inside Enough to suport the weight of the unitIt is important that you use extreme care Ceiling. Ensure that the ceiling is strongIndoor Fan Performance How to Read the Diagram Service Refrigerant tubing drain hose positionIt is important that you use Weight of the unit. BeforeWall and ceiling side opening position Extreme care in supportingInside Duct for Fresh Air Shaping the TubingRear outlet port Regulations before wiring How to carry out power supply wiringWhen removing the fastening Bracket from the coverSelecting and Making a Hole Removing the grille Removing the Grille to Install the Indoor UnitIf the Wall is Brick, Concrete or Similar Attaching the grilleLeft or left-rear tubing Installing the Drain HoseShaping the Tubing Right-rear tubing Unit are completedKHX0752 / 0952 / 1252 HOW to Install the Outdoor Unit Installing the Outdoor UnitTransporting Routing the Tubing Prepare the Tubing Connect the TubingRefrigerant tubing Connection method Supplied parts used? Work method Refrigerant tube portTightening torque for each cap Cap tightening torqueElectrical Wiring General Precautions on WiringInter-outdoor unit control wiring Wiring System Diagram U, D, T TypeOutdoor unit Indoor unit How to connect wiring to the terminal For stranded wiring Shielded wire GroundGroundFlaring Procedure with a Flare Tool HOW to Process TubingConnecting the Refrigerant Tubing Use of the Flaring Method DeburringTube diameter Tightening torque Tube thickness Approximate 870 Lbs · inch Over 5/128 1000 1200 kgf · cmInsulating the Refrigerant Tubing Tubing Insulation Two tubes arranged togetherThree tubes arranged together Insulation materialFinishing the Installation Taping the TubesLeak test Bottom when you pressurizeAir Purging with a Vacuum Pump for Test Run Preparation Use a manifold valve for air purgingEvacuation 45 min. or more 90 min. or moreUse a cylinder designed for use With R410A respectively Charging additional refrigerantFinishing the job Test RUN Test Run Procedure Items to Check Before the Test RunMain Outdoor Unit PCB Setting 3P DIP switch, blue Indoor unit setting S004 Rotary switch, redExamples of the No. of outdoor units settings S006 Address setting of main outdoor unit S007 Unit No. settingAuto Address Setting Basic wiring diagram Example Automatic Address Setting from the Outdoor UnitCase 22-9 Case 2 Automatic Address Setting no compressor operation Automatic Address Setting from Outdoor UnitAutomatic Address Setting in Heating Mode Automatic Address Setting from Outdoor UnitCase 3A Automatic Address Setting in Cooling Mode Automatic Address Setting* from the Remote ControllerCase 3B Display during automatic address setting On outdoor main unit PCBIf 1 indoor unit is connected to 1 remote controller Remote Controller Test Run SettingsChecking the indoor unit addresses 07-007 W-2WAYIINA 1/23/07 609 PM Alarm contents Possible cause of malfunctionAlarm Alarm messages displayed on system controller Care and Cleaning AppendixName of Parts Latch Air intake Safety chain Grille Bolt screws TroubleshootingShould the power fail while the unit is running Tips for Energy SavingType 1-WAY Water drain Air outlet Air intake Ceiling panel optionalTroubleshooting Concealed Duct High-Static Pressure Type U, D Type Type standard static pressure Type high static pressureTroubleshooting Components and cause an electric shock hazard Air intake grille air intakeOr soot Type Wall-Mounted Tips for Energy Saving