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Sanyo 85464359981002 5Concealed Duct High-StaticPressure, 6 Ceiling-Mounted, 7 Wall-Mounted, Q’ty

Models: 85464359981002

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Table 1-5 (Concealed Duct High-Static Pressure)

Table 1-5 (Concealed Duct High-Static Pressure)

Part Name	Figure	Q’ty	Remarks
Washer		8	For suspending indoor unit from ceiling
Nut		8	For suspending indoor unit from ceiling
Flare insulator		1	For gas tube
Flare insulator
		1	For liquid tube
Drain socket		1	For drain pipe connection

Table 1-6 (Ceiling-Mounted)

Part Name	Figure	Q’ty	Remarks
Full-scale installation diagram		1	Printed on container box
Washer		4	For temporarily suspending indoor unit from ceiling
Flare insulator	T1/8"	2	For gas and liquid tube joints
	T1/8"
		2
	T3/16"	2
	T3/16"
Insulating tape	White	2	For gas and liquid tubes flare nuts
Insulating tape	(heat-resisting)	2	For gas and liquid tubes flare nuts
Vinyl clamp		8	For flare and drain insulators
Drain hose	L5-1/2"	1	For main unit and PVC pipe joints
	L5-1/2"
Hose band		2	For drain hose connection
Drain insulator		1	For drain hose joint
Gum eyelet		1	For power supply inlet

Table 1-7 (Wall-Mounted)

Part Name	Figure	Q’ty	Remarks
Tapping screw	5/32" ⋅ 1"	10	For fixing the rear panel
Plastic cover		1	For improved tubing appearance
Insulator		1	For insulating flare nut (2452 type only)

1-5. Tubing Size

Table 1-8 Main Tubing Size (LA)

BTU/h (kW)	38,200 (11.2)	52,900 (15.5)
System horsepower	4	6
Gas tubing	ø5/8" (ø15.88)	ø3/4" (ø19.05)
Liquid tubing	ø3/8" (ø9.52)		Unit: in. (mm)
			Unit: in. (mm)

Table 1-9 Main Tubing Size After Distribution (LB, LC...)

Total capacity	Below BTU/h	24,200 (2.5 hp)	38,200 (4 hp) 47,800 (5 hp)	52,900 (6 hp)
after distribution	Over BTU/h	–	24,200 (2.5 hp)
	Over BTU/h	–	24,200 (2.5 hp)
Tubing size	Gas tubing	ø1/2" (ø12.7)	ø5/8" (ø15.88)	ø3/4" (ø19.05)
Tubing size	Liquid tubing	ø3/8" (ø9.52)	ø3/8" (ø9.52)	Unit: in. (mm)
	Liquid tubing	ø3/8" (ø9.52)	ø3/8" (ø9.52)	hp = horsepower
				hp = horsepower

Note: In case the total capacity of connected indoor units exceeds the total capacity of the outdoor units, select the main tubing size for the total capacity of the outdoor units.

Table 1-10 Indoor Unit Tubing Connection ( 1, 2... n–1)

Indoor unit type	7	9	12	18	24	36	48
Gas tubing		ø1/2" (ø12.7)				ø5/8" (ø15.88)
Liquid tubing		ø1/4" (ø6.35)				ø3/8" (ø9.52)	Unit: in. (mm)

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Sanyo 85464359981002 5Concealed Duct High-StaticPressure, 6 Ceiling-Mounted, 7 Wall-Mounted, Part Name, Figure, Remarks

Contents

Outdoor Units X A U D T KR410A Models Indoor Units Optional Controllers…In a Room SPECIAL PRECAUTIONSELECTRICIAN SHOULD ATTEMPT TO WIRE THIS SYSTEM …In Moist or Uneven LocationsCheck of Density Limit 3. Different tools required 1. Care regarding tubingManifold gauge Vacuum pump 2. Existing tubing cannot be used especially R22 1. Compressor specifications are differentSingle-outletvalve R410A4-WayAir Discharge Semi-ConcealedType X Type CONTENTS3.HOW TO INSTALL THE INDOOR UNIT . . . . . 1-WayAir Discharge Semi-ConcealedType A Type6. HOW TO PROCESS TUBING . . . . . . . . . . . . obtaining wire. Also, check 1-1.Tools Required for Installation not supplied1-2.Accessories Supplied 1. GENERALTable 1-4Concealed Duct Table 1-2 4-WayAir Discharge Semi-ConcealedTable 1-3 1-WayAir Discharge Semi-Concealed Part NameTable 1-7 Wall-Mounted Table 1-5Concealed Duct High-StaticPressureTable 1-6 Ceiling-Mounted 1-5.Tubing Size Table 1-8Main Tubing Size LATable 1-11Straight Equivalent Length of Joints Table 1-12Required Copper Tubing Dimensions1-6.Straight Equivalent Length of Joints 1-7.Additional Refrigerant Charge1+ 2 +... n-1 1-9.Tubing Length1, 2... n Allowable elevationPay special attention to any unit is installed 1-10.Check of Limit Density1-11.Installing Distribution Joint location, such as a basement1-12.Optional Distribution Joint Kit TableAdditional refrigerant charging Distribution joint tubing ExampleMain tubing Checking of limit densityCeiling-MountedType 2. SELECTING THE INSTALLATION SITE2-1.Indoor Unit AVOID Fig.2-2.Outdoor Unit AVOID Installation spaceIn case of multiple installations Fig.Countermeasures against snow and wind 2-4.Installing the Unit in Heavy Snow Areas2-3.Air Discharge Chamber for Top Discharge Fig.CHX03652/06052 2-6.Dimensions of Air-DischargeChamberCHX03652/06052 Unit: inReference for air-dischargechamber field supply Required space around outdoor unit CHX03652/06052Unit: in 2-8.Dimensions of Snow DuctingUnit: in Obstacle to the rear of unit Reference diagram for snow-proofducting –Space requirements for setting – CHX03652/06052 Obstacle to the front of unitReference diagram for snow-proofducting – Installation in front-rearrowsObstacles to the front and rear of unit Space requirements for setting – CHX03652/06052Table 3. HOW TO INSTALL THE INDOOR UNIT3-2.Suspending the Indoor Unit Fig.their locking nuts face upward 3-4.Installing the Drain PipingTighten the hose clamps so Fig.Be careful since the fan will start when you short the pin3-5.Checking the Drainage on the indoor control boardFig. 3-6.How to Install the Ceiling PanelRemoving the corner cover Fig.Fig. 3-6-2.Installing the Ceiling PanelFig. Fig.Attaching the corner cover and air-intakegrille 3-6-3.Wiring the Ceiling Panel3-6-4.How to Attach the Corner & Air-IntakeGrille Fig.3-7.Special Remarks DC Fan Tap Change Procedure 3-6-5.Checking After Installation3-6-7.Adjusting the Auto Flap Fig.Fig. 3-8.Suspending the Indoor Unit1-WayAir Discharge Semi-ConcealedType A Type Fig.Fig. 3-9.Placing the Unit Inside the CeilingFig. Fig.Fig. 3-10.Installing the Drain PipingFig. Fig.Fig. Do not use natural drainage3-11.Checking the Drainage Fig.2 Wiring 3-12.Electrical Power Wiring1 Wiring connections 3-13.How to Install the Ceiling PanelRemoving the side panel Fig. 3-13-2.Installing the ceiling panelRemoving the intake grille Fig. 3-49aFig. At this time, make sure that there is no gapFig. B. Installing the intake grille 3-13-3.Wiring the ceiling panelA. Installing the side panel 3-13-5.Other A. Check after installationFig. Concealed Duct Type U TypeTable TableIt is important that you use extreme care enough to support the weight of the unit3-15.Suspending the Indoor Unit in supporting the indoor unit inside theFig. 3-16.Installing the Drain Piping3-17.Checking the Drainage Fig.3-18.Increasing the Fan Speed Fig. How to read the diagramshort the pin on the indoor control board Fig.Fig. Concealed Duct High-StaticPressure Type D TypeTable It is important that you use extreme care enough to suport the weight of the unit3-20.Suspending the Indoor Unit in supporting the indoor unit inside the3-22.Caution for Ducting Work 3-21.Installing the Drain PipingHow to Read the Diagram 3-23.Indoor Fan PerformanceCeiling-MountedType T Type 1 Dimensions of suspension bolt pitch and unit2 Refrigerant tubing • drain hose position TableFig. 3-25.Suspending the Indoor Unit weight of the unit. Before4 Wall and ceiling side opening position It is important that you useFig. Fig.Fig. Fig.3-27.Shaping the Tubing Fig. 3-28.Installing the Drain Piping3-26.Duct for Fresh Air Fig.bracket from the cover of the How to carry out power supply wiringWhen removing the fastening caution to avoid dropping theFig. Fig. 3-29.Removing the Rear Panel from the Unit3-30.Selecting and Making a Hole Wall-MountedType K TypeAttaching the grille b If the Wall is Brick, Concrete or SimilarRemoving the grille 3-33.Preparing the Tubingit until all tubing and wiring to the outdoor 3-35.Installing the Drain HoseDo not supply power to the unit or operate 3-34.Shaping the TubingSetting at time of factory shipment KHX0752 / 0952 / 1252 /KHX2452 Setting at time of4-3.Routing the Tubing and Wiring 4. HOW TO INSTALL THE OUTDOOR UNIT4-1.Installing the Outdoor Unit When routing the tubing, use a5. ELECTRICAL WIRING 5-1.General Precautions on Wiring5-3.Wiring System Diagram Fig. When shipping: In shorted conditionFig. Fig.How to connect wiring to the terminal Loose wiring may causethat all wiring is tightly For stranded wiringFlaring Procedure with a Flare Tool 6. HOW TO PROCESS TUBING6-1.Connecting the Refrigerant Tubing Use of the Flaring MethodUse a reducing valve for the nitrogen cylinder Caution Before Connecting Tubes TightlyCautions During Brazing Fig.Two tubes arranged together 6-3.Insulating the Refrigerant TubingTubing Insulation Taping the flare nutsFig. 6-5.Finishing the Installation6-4.Taping the Tubes Fig.Manifold gauge higher than the bottom when you7. AIR PURGING Vacuum pumpEvacuation Fig.Finishing the job Use a cylinder designed forCharging additional refrigerant R410AFig. 8. TEST RUN8-1.Preparing for Test Run Fig.Items to Check Before the Test Run 8-2.Test Run ProcedureFig. CN33 8-3.Outdoor Unit PCB SettingFig. CN51Examples of the No. of indoor units settings 1 Automatic Address Setting from the Outdoor Unit 8-4.Auto Address SettingBasic wiring diagram: Example DIP switch S003 is set to “0.” ONIf link wiring is used Basic wiring diagram: ExampleFig. Automatic Address Setting no compressor operation Automatic Address Setting from Outdoor Unitsetting in heating mode begins Automatic Address Setting in Heating ModeAutomatic Address Setting from Outdoor Unit Automatic Address Setting in Cooling Mode Automatic Address Setting from Outdoor UnitDisplay during automatic address setting Remote Controller Test Run Settings Checking the indoor unit addresses8-6.Meaning of Alarm Messages 8-5.Caution for Pump DownAlarm 9-1. 4-WayAir Discharge Semi-ConcealedType X Type CARE AND CLEANING9. APPENDIX NAME OF PARTSTROUBLESHOOTING Tips for Energy SavingCARE AND CLEANING 9-2. 1-WayAir Discharge Semi-ConcealedType A TypeNAME OF PARTS Tips for Energy Saving TROUBLESHOOTINGOutdoor unit CARE AND CLEANING NAME OF PARTSTips for Energy Saving TROUBLESHOOTINGShould the power fail while the unit is running Avoid DoCARE AND CLEANING 9-4. Ceiling-MountedType T TypeNAME OF PARTS Tips for Energy Saving TROUBLESHOOTINGor soot 9-5. Wall-MountedType K Type NAME OF PARTS CARE AND CLEANINGTROUBLESHOOTING or soot