Sanyo XMHX1852 Concealed Duct High-Static Pressure Type U, D Types, Type standard static pressure

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9-3. Concealed Duct (High-Static Pressure) Type (U, D Types)

NAME OF PARTS

CONCEALED DUCT

U type (standard static pressure)

Flexible duct (optional)

Water drain

CONCEALED DUCT

D type (high static pressure)

Air intake

side duct flange (rear)

Water drain

Air outlet grille (optional)

Canvas duct (optional)

Air intake grille (air intake) (optional)

Electrical box

Air outlet side duct flange

U

CARE AND CLEANING

 

 

1.

For safety, be sure to turn the air conditioner off and also to disconnect the power before

WARNING

 

 

cleaning.

 

 

 

 

2.

Do not pour water on the indoor unit to clean it. This will damage the internal components

 

 

 

and cause an electric shock hazard.

 

 

 

 

Air intake and outlet side Clean the air intake and outlet side of the indoor unit with a vacuum cleaner brush, or wipe them (Indoor unit) with a clean, soft cloth.

If these parts are stained, use a clean cloth moistened with water. When cleaning the air outlet side, be careful not to force the vanes out of place.

 

1.

Never use solvents or harsh chemicals when cleaning the indoor unit. Do not wipe plastic

CAUTION

 

parts using very hot water.

 

2.

Some metal edges and the fins are sharp and may cause injury if handled improperly; be

 

 

especially careful when you clean these parts.

3.The internal coil and other components must be cleaned regularly. Consult your dealer or service center.

Type

Period

*Concealed duct type (U, D):

 

 

An air filter is not provided with this air conditioner at the time of shipment. To get clean air

U, D*

(Depends on filter

and to extend the service life of the air conditioner, an air filter must be installed in the air

specifications)

 

 

intake. For installation and cleaning the air filter, consult your dealer or service center.

 

 

NOTE

The frequency with which the filter should be cleaned depends on the environment in which the unit is used.

<How to clean the filter>

1.Remove the air filter from the air intake grille.

2.Use a vacuum cleaner to remove light dust. If there is sticky dust on the filter, wash the filter in lukewarm, soapy water, rinse it in clean water, and dry it.

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Contents R410A Models Indoor Units Sanyo Commercial SolutionsOutdoor Units Optional Controllers…In a Room For safe installation and trouble-free operation, you must…In Moist or Uneven Locations …In an Area with High WindsCountermeasures Amount 353 oz Amount 529 ozBe sure to recharge the refrigerant only in liquid form Care regarding tubingDifferent tools required Manifold gauge Vacuum pumpSingle-outlet valve Compressor specifications are differentExisting tubing cannot be used especially R22 Refrigerating machine oil differs R22Contents HOW to Process Tubing Electrical Wiring 5-1. General Precautions on WiringAIR Purging Test RUN 8-1. Preparing for Test RunAccessories Supplied Tools Required for Installation not suppliedOutdoor Unit Part name Type of Copper Tube and Insulation Material4-Way Air Discharge Semi-Concealed X-Type For sealing recessed portion of power supply1-Way Air Discharge Semi-Concealed Concealed DuctCeiling-Mounted Concealed Duct High-Static PressureWall-Mounted 4-Way Air Discharge Semi-Concealed XM TypeH3 C Tubing Length11 Main Tubing Size After Distribution LB, LC Tubing Size 10 Main Tubing Size LA12 Outdoor Unit Tubing Connection Size a D 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 Model name Cooling capacity after distribution Remarks Tubing size with thermal insulationSuction Tube Size Part B Part C Part D Part E Part F Part G Part H InchDischarge Tube Liquid Tube 21 Dimensions for connections of each partTypes and specifications Precautions on Installation of Solenoid Valve KitSpecifications Optional Solenoid Valve KitUnit Relay kit Front Installation of Solenoid Valve KitBe done through liquid charging R410A additional charging absolutely mustExample Use the same tools for R22 and for R410A Main tubing Distribution joint tubingRemark Main tubingWall-Mounted Type Ceiling-MountedTypeIndoor Unit Front viewOutdoor Unit Without snow- proof ducting Without platform Precautions When Installing in Heavy Snow AreasCeiling panel Unit installationUnit Ceiling panel Air direction Front directionAir direction Placing the Unit Inside the Ceiling Suspending the Indoor UnitInstalling 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 Attaching the air-intake grille Wiring the Ceiling PanelWhen Removing the Ceiling Panel for Servicing Checking After InstallationAdjusting the Auto Flap Special Remarks DC Fan Tap Change ProcedurePlacing the Unit Inside the Ceiling Suspending the Indoor UnitDo not install an air bleeder as Installing the Drain PipingThis may cause water to spray From the drain pipe outletBefore Installing the Ceiling Panel How to Install the Ceiling Panel Main unitChecking the Drainage Checking the unit positionWiring the Ceiling Panel Installing the Ceiling PanelChecking After Installation How to Attach the Corner & Air-Intake GrilleWhen Removing the Ceiling Panel for Servicing Adjusting the Auto Flap23-5/8 22-3/64Level. If it is not level, water Confirm that the unit isLeakage may occur Be sure to use a level gaugeInstalling the Drain Piping 3WAYECO-iUS.indd 2008/02/07 Wiring Electrical Power Wiring Wiring connectionsM5 ss40 Ss12 or 5/32 ss15/32 For fasteningRemoving the side panel Removing the intake grilleAir leakage Installing the intake grille Installing the side panel and intake grilleOthers Check after installation If a wireless remote controller is used27/32 Indoor unit Inspection accessAir outlet duct flange Refrigerant tubingIt is important that you use extreme care Enough to support the weight of the unitSupporting the indoor unit inside 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 Be careful since the fan will start when you How to read the diagramShort the pin on the indoor control board Increasing the Fan Speed17-23/32 23-5/8 for checking and servicing the electrical system31/32 Min -31/32 Inspection plug Indoor Fan Performance How to Read the DiagramRefrigerant tubing drain hose position It is important that you use Wall and ceiling side opening positionExtreme care in supporting Indoor unit from the ceilApprox 63/64 Ceiling Surface Washer Nut Fixture Double nut Field supplyShaping the Tubing Duct for Fresh AirRear cover Downward gradient Min /100Check local electrical codes How to carry out power supply wiringRegulations before wir Ing. Also, check any specifiedIf the Wall is Wooden Installing the Rear Panel onto the WallSelecting and Making a Hole If the Wall is Brick, Concrete or Similar Removing the Grille to Install the Indoor UnitRemoving the grille Attaching the grilleDo not supply power to the unit or operate Installing the Drain HoseShaping the Tubing Right-rear tubing Left or left-rear tubingKHX2452 KHX0752 / 0952 / 1252Transporting Installing the Outdoor UnitPositions where anchor bolts are fastened Routing the Tubing Remove the Brackets Used for TransportConnect the Tubing Prepare the TubingRefrigerant tube port Tubing size mm Outer dia ThicknessWork method Tightening torque for each capOutdoor unit Time delay fuse or Circuit capacity General Precautions on WiringInter-outdoor unit control wiring Use shielded wiringPower Wiring System DiagramWiring Controller For K, A, X, T, U and D TypesXM Type For XM TypeOutdoor unit Indoor unit How to connect wiring to the terminal For stranded wiring Type Important Note When Wiring for Common TypeType XM Type Important Note When Wiring for XM TypeFlaring Procedure with a Flare Tool Connecting the Refrigerant TubingUse of the Flaring Method DeburringApproximate Tube diameter Tightening torqueFour tubes arranged together Two tubes arranged togetherThree tubes arranged together Taping the Tubes Finishing the InstallationManifold gauge Vacuum pump Air Purging with a Vacuum Pump for Test Run PreparationLeak test 45 min. or more 90 min. or more EvacuationFinishing 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 Address setting of main outdoor unit S007 Unit No. setting Indoor unit setting S004 Rotary switch, redMain Outdoor Unit PCB Setting Automatic Address Setting from the Outdoor Unit Auto Address Setting Basic wiring diagram ExampleNo main unit Settings 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* from the Remote Controller Automatic Address Setting in Cooling ModeBlink 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 LED Possible cause of malfunctionMessage 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 Way air discharge semi-concealed type a Type 1-WAY100 TroubleshootingType standard static pressure Concealed Duct High-Static Pressure Type U, D TypesType high static pressure 101102 On the wired remote control unit103 CEILING-MOUNTED104 Or soot105 106 Tips for Energy Saving