Sanyo 85464359981002 Must be no gap Indoor unit Ceiling surface Ceiling panel

Page 38

(5)Align the installation holes on the panel with the bolt holes on the unit.

(6)Insert the supplied washer head bolts into the 4 panel installation holes, and tighten until the panel is securely fastened against the unit. (Fig. 3-54)

(7)Verify that the panel is securely fastened against the unit.

●At this time, make sure that there is no gap

Abetween the indoor unit and the ceiling panel, or between the ceiling panel and the ceiling surface.

(Fig. 3-55)

●If there is a gap between the ceiling panel and the ceiling, leave the panel attached and adjust the installation height of the indoor unit upwards until the gap with the ceiling is eliminated. (Fig. 3-56)

●If the adjustment is small enough that it will not affect the levelness of the indoor unit or the drain piping, then the unit height can be adjusted from the side panel installation holes, with the ceiling panel still attached.

Must be no gap.

Indoor unit

Ceiling surface

Ceiling panel

Fig. 3-55

CAUTION

Indoor unit

Ceiling panel

Washer-head screw

Fig. 3-54

Insert a wrench or other standard tool into the side panel installation holes and make fine adjustments to the indoor unit nuts.

Fig. 3-56

•If the screws are not fully tightened, problems such as those shown below may occur. Be sure to tighten the screws securely.

Air leakage

Ceiling panel air leakage

Stains

Condensation and water leakage

•If there is a gap between the ceiling surface and the ceiling panel even when the screws are fully tightened, readjust the height of the indoor unit. (Fig. 3-56)

Adjust so that there is no gap.

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Contents Optional Controllers R410A Models Indoor UnitsOutdoor Units …In Moist or Uneven Locations Special Precautions…In a Room …In an Area with High WindsCheck of Density Limit Different 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 R410AContents Test RUN HOW to Process TubingAIR Purging AppendixGeneral Concealed Duct 4-Way Air Discharge Semi-Concealed1-Way Air Discharge Semi-Concealed Wall-Mounted Concealed Duct High-Static PressureCeiling-Mounted Tubing Size Main Tubing Size LA11 Straight Equivalent Length of Joints Items Marks Contents Tubing LengthLocation, such as a basement Installing Distribution JointPay special attention to any Can accumulate, since refrigOptional Distribution Joint Kit APR-P160BATightening torque for valve stem cap 240 280 lbs · Example Main tubing Distribution joint tubingCeiling-Mounted Type Selecting the Installation SiteIndoor Unit Wall-Mounted TypeInstallation space Case of multiple installationsAir Discharge Chamber for Top Discharge Installing the Unit in Heavy Snow AreasPrecautions for Installation in Heavy Snow Areas Countermeasures against snow and windCHX03652/06052 WindFront and both sides must remain open 28-13/16 17-23/32 47-19/32 Obstacle to the rear of unit Obstacle to the front of unitInstallation in front-rear rows Obstacles to the front and rear of unitPlacing the Unit Inside the Ceiling HOW to Install the Indoor UnitSuspending the Indoor Unit 12, 18, 24Installing the Drain Piping PVC pipe must be purchased separately.On the indoor control board Start when you short the pinBe careful since the fan will Removing the corner cover Installing the Ceiling Panel Main unit Gaps Ceiling surfaceWiring the Ceiling Panel Adjusting the Auto Flap Checking After InstallationWhen Removing the Ceiling Panel for Servicing Special Remarks DC Fan Tap Change ProcedureFollow the diagrams to make the holes in the ceiling Full-scale Installation diagram Suspension lug 25/32 1 Suspension bolts Tubing side Unit Ceiling Material 25/32 Be careful since the fan will start Wiring Electrical Power WiringWiring connections Appearance Part nameRemoving the intake grille Removing the side panelMust be no gap Indoor unit Ceiling surface Ceiling panel Other Check after installation Installing the side panel and intake grilleInstalling the intake grille If a wireless remote controller is usedType Length Number of duct flangesSupporting 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 strongPipe Increasing the Fan Speed How to read the diagramShort the pin on the indoor control board 78 and -5 show the detailed dimensions Enough to suport the weight of the unit Indoor Fan Performance How to Read the Diagram Refrigerant tubing drain hose position UnitIt is important that you use Weight of the unit. BeforeWall and ceiling side opening position Indoor unit from the ceilingInside Rear outlet port Duct for Fresh AirShaping the Tubing Bracket from the cover How to carry out power supply wiringWhen removing the fastening BracketSelecting and Making a Hole Removing the grille Removing the Grille to Install the Indoor UnitIf the Wall is Brick, Concrete or Similar Attaching the grilleIt until all tubing and wiring to the outdoor Installing the Drain HoseDo not supply power to the unit or operate Right-rear tubingKHX0752 / 0952 / 1252 KHX2452HOW to Install the Outdoor Unit CHX03652 For field wiring rules, please refer Electrical WiringGeneral Precautions on Wiring CHX06052Wiring System Diagram U, D, T TypeOutdoor unit Result in unit malfunction That all wiring is tightlyHow to connect wiring to the terminal For stranded wiring Fire hazard may alsoFlaring Procedure with a Flare Tool HOW to Process TubingConnecting the Refrigerant Tubing Use of the Flaring Method Tube diameter Tightening torque Tube thickness Approximate Insulation material Insulating the Refrigerant Tubing Tubing InsulationTwo tubes arranged together After a tube has beenFinishing the Installation Taping the TubesAIR Purging Evacuation Finishing the job Use a cylinder designed forCharging additional refrigerant Test RUN Test Run Procedure Items to Check Before the Test Run YESOutdoor Unit PCB Setting Examples of the No. of indoor units settings Auto Address Setting Basic wiring diagram Example Automatic Address Setting from the Outdoor UnitIf link wiring is used Automatic Address Setting no compressor operation Automatic Address Setting from Outdoor UnitAutomatic Address Setting in Heating Mode Setting in heating mode beginsAutomatic Address Setting in Cooling Mode Automatic Address Setting from the Remote ControllerDisplay during automatic address setting Checking the indoor unit addresses If 1 indoor unit is connected to 1 remote controllerRemote Controller Test Run Settings LED Alarm Care and Cleaning Type 4-WAYLatch Air intake Safety chain Grille Bolt screws Tips for Energy SavingRemove the air filter from the air intake grille Water drain Air outlet Air intake Ceiling panel optionalTroubleshooting Electrical box Air outlet side duct flange Concealed Duct High-Static Pressure Type U, D TypeCanvas duct optional Troubleshooting CEILING-MOUNTED Air intake grille air intakeOr soot Type Wall-Mounted Tips for Energy Saving

85464359981002 specifications

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