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ModelNoiseLevelModelNoiseLevelSound Pressure Level (dB)Sound Pressure Level (dB)SCM100ZJ-S1Cooling 56 dB(A)Heating 59 dB(A)(standard 2×10 -5 Pa)SCM125ZJ-S1Cooling 57 dB(A)Heating 60 dB(A)(standard 2×10 -5 Pa)7060504030201070605040302010'11 • SCM-DB-109Condition ISO-T1,JIS C9612× ...... Cooling, Heating70N7060N6050N5040N4030N3020N20Mid Octave Band frequency (Hz)Condition ISO-T1,JIS C9612× ...... Cooling, Heating70N7060N6050N5040N4030N3020N20Mid Octave Band frequency (Hz)- 25 -1063 125 250 500 1000 2000 4000 80001063 125 250 500 1000 2000 4000 8000
'11 • SCM-DB-1091.5. Installation manualsRPC012A915A(1) Models SCM40ZJ-S, 45ZJ-SMULTI TYPE AIR CONDITIONERINSTALLATION MANUAL FOR OUTDOOR UNIT R410A REFRIGERANT USED• This installation manual deals with outdoor units and general installation specifications only. For indoor units, refer to page the respective 104 to 139. installation manuals supplied with the units.• When install the unit, be sure to check whether the selection of installation place, power supply specifications, usage limitation (piping length, height differences betweenindoor and outdoor units, power supply voltage and etc.) and installation spaces.SAFETY PRECAUTIONS• Read the “SAFETY PRECAUTIONS” carefully first of all and strictly follow it during the installation • Keep the installation manual together with owner’s manual at a place where any user can readwork in order to protect yourself.at any time. Moreover if necessary, ask to hand them to a new user.• The precautionary items mentioned below are distinguished into two levels, WARNING and • For installing qualified personnel, take precautions in respect to themselves by using suitableCAUTION .protective clothing, groves, etc., and then perform the installation works.WARNING : Wrong installation would cause serious consequences such as injuries or death. • Please pay attention not to fall down the tools, etc. when installing the unit at the high position.CAUTION : Wrong installation might cause serious consequences depending on• If unusual noise can be heard during operation, consult the dealer.circumstances.• The meanings of “Marks” used here are shown as follows:Both mentions the important items to protect your health and safety so strictly follow them byNever do it under anyAlways do it according to theany means.circumstances.instruction.• Be sure to confirm no anomaly on the equipment by commissioning after completed installationand explain the operating methods as well as the maintenance methods of this equipment tothe user according to the owner’s manual.WARNING• Installation must be carried out by the qualified • Use the prescribed pipes, flare nuts and tools for • This appliance must be connected to main powerinstaller.R410A.supply by means of a circuit breaker or switchIf you install the system by yourself, it may cause serious Using existing parts (for R22 or R407C) can cause the unit (fuse:25A) with a contact separation of at least 3mm.trouble such as water leaks, electric shocks, fire and failure and serious accidents due to burst of the refrigerant • Arrange the wiring in the control box so that it cannotpersonal injury, as a result of a system malfunction. Do not circuit.be pushed up further into the box. Install the servicecarry out the installation and maintenance work except the • Tighten the flare nut by torque wrench with specified panel correctly.by qualified installer.method.Incorrect installation may result in overheating and fire.• Install the system in full accordance with theIf the flare nut were tightened with excess torque, this may • Use the prescribed cables for electrical connection,installation manual.cause burst and refrigerant leakage after a long period. tighten the cables securely in terminal block andIncorrect installation may cause bursts, personal injury, • Do not open the operation valves for liquid line and relieve the cables correctly to prevent overloading thewater leaks, electric shocks and fire.gas line until completed refrigerant piping work, air terminal blocks.• Be sure to use only for household and residence. tightness test and evacuation.Loose connections or cable mountings can causeIf this appliance is installed in inferior environment such as If the compressor is operated in state of opening operation anomalous heat production or fire.machine shop and etc., it can cause malfunction.valves before completed connection of refrigerant piping • Be sure to fix up the service panels.• When installing in small rooms, take prevention work, air can be sucked into refrigerant circuit, which can Incorrect fixing can cause electric shocks or fire due tomeasures not to exceed the density limit of refrigerant cause bust or personal injury due to anomalously high intrusion of dust or water.in the event of leakage, referred by the formula pressure in the refrigerant.• Be sure to switch off the power supply in the event of(accordance with ISO5149).• The electrical installation must be carried out by the installation, inspection or servicing.If the density of refrigerant exceeds the limit, please consult qualified electrician in accordance with “the norm for If the power supply is not shut off, there is a risk of electricthe dealer and install the ventilation system, otherwise lack electrical work” and “national wiring regulation”, and shocks, unit failure or personal injury due to the unexpectedof oxygen can occur, which can cause serious accident. the system must be connected to the dedicated start of fan.• Use the original accessories and the specifiedcircuit.• Stop the compressor before removing the pipe aftercomponents for installation.Power supply with insufficient capacity and incorrect shutting the service valve on pump down work.If parts other than those prescribed by us are used, It may function done by improper work can cause electric shocks If the pipe is removed when the compressor is in operationcause water leaks, electric shocks, fire and personal injury. and fire.with the service valve open, air would be mixed in the• Install the unit in a location with good support. • Be sure to shut off the power before starting electrical refrigeration circuit and it could cause explosion and injuriesUnsuitable installation locations can cause the unit to fall work.due to abnormal high pressure in the cooling cycle.and cause material damage and personal injury.Failure to shut off the power can cause electric shocks, unit • Only use prescribed optional parts. The installation• Ensure the unit is stable when installed, so that it can failure or incorrect function of equipment.must be carried out by the qualified installer.withstand earthquakes and strong winds.• Be sure to use the cables conformed to safetyIf you install the system by yourself, it can cause seriousUnsuitable installation locations can cause the unit to fall standard and cable ampacity for power distribution trouble such as water leaks, electric shocks, fire.and cause material damage and personal injury.work.• Be sure to wear protective goggles and gloves while• Ventilate the working area well in the event ofUnconformable cables can cause electric leak, anomalous at work.refrigerant leakage during installation.heat production or fire.• Earth leakage breaker must be installed.If the refrigerant comes into contact with naked flames,If the earth leakage breaker is not installed, it can causepoisonous gas is produced.electric shocks.• Ensure that no air enters in the refrigerant circuit • Do not bundling, winding or processing for the power • Do not perform any change of protective device itselfwhen the unit is installed and removed.cord. Or, do not deforming the power plug due to or its setup condition.If air enters in the refrigerant circuit, the pressure in the tread it.The forced operation by short-circuiting protective device ofrefrigerant circuit becomes too high, which can cause burst This may cause fire or heating.pressure switch and temperature controller or the use ofand personal injury.• Do not run the unit with removed panels ornon specified component can cause fire or burst.• Do not processing, splice the power cord, or share a protections.socket with other power plugs.Touching rotating equipments, hot surfaces or high voltageThis may cause fire or electric shock due to defecting parts can cause personal injury due to entrapment, burn orcontact, defecting insulation and over-current etc.electric shocks.CAUTION• Carry out the electrical work for ground lead with care.Do not connect the ground lead to the gas line, water line, lightning conductor or telephone line’s ground lead. Incorrect grounding can cause unit faults such as electric shocks due toshort-circuiting.• Use the circuit breaker of correct capacity. Circuit Insufficient space can result in accident such as personal • When perform the air conditioner operation (coolingbreaker should be the one that disconnect all poles injury due to falling from the installation place.or drying operation) in which ventilator is installed inunder over current.• Take care when carrying the unit by hand.the room. In this case, using the air conditioner inUsing the incorrect one could cause the system failure and If the unit weights more than 20kg, it must be carried by two parallel with the ventilator, there is the possibility thatfire.or more persons. Do not carry by the plastic straps, always drain water may backflow in accordance with the• Install isolator or disconnect switch on the power use the carry handle when carrying the unit by hand. Use room lapse into the negative pressure status.supply wiring in accordance with the local codes and gloves to minimize the risk of cuts by the aluminum fins. Therefore, set up the opening port such asregulations.• Dispose of any packing materials correctly.incorporate the air into the room that may appropriateThe isolator should be locked in OFF state in accordance Any remaining packing materials can cause personal injury to ventilation (For example; Open the door a little). Inwith EN60204-1.as it contains nails and wood. And to avoid danger of addition, just as above, so set up the opening port if• After maintenance, all wiring, wiring ties and the like, suffocation, be sure to keep the plastic wrapper away from the room lapse into negative pressure status due toshould be returned to their original state and wiring children and to dispose after tear it up.register of the wind for the high rise apartment etc.route, and the necessary clearance from all metal • Be sure to insulate the refrigerant pipes so as not toparts should be secured.condense the ambient air moisture on them.• Secure a space for installation, inspection andInsufficient insulation can cause condensation, which canmaintenance specified in the manual.lead to moisture damage on the ceiling, floor, furniture andany other valuables.• Do not install the unit in the locations listed below. • Locations where any machines which generate high • Locations with any obstacles which can prevent inlet and• Locations where carbon fiber, metal powder or anyfrequency harmonics are used.outlet air of the unit.powder is floating.• Locations with salty atmospheres such as coastlines. • Locations where short circuit of air can occur (in case of• Locations where any substances that can affect the unit • Locations with heavy snow (If installed, be sure to provide multiple units installation).such as sulphide gas, chloride gas, acid and alkaline can base flame and snow hood mentioned in the manual). • Locations where strong air blows against the air outlet ofoccur.• Locations where the unit is exposed to chimney smoke. outdoor unit.• Vehicles and ships.• Locations at high altitude (more than 1000m high). • Locations where something located above the unit could• Locations where cosmetic or special sprays are often • Locations with ammonic atmospheres.fall.used.• Locations where heat radiation from other heat source can It can cause remarkable decrease in performance, corrosion• Locations with direct exposure of oil mist and steam such affect the unit.and damage of components, malfunction and fire.as kitchen and machine plant.• Locations without good air circulation.Chec• Model• Refrige• Piping,• Indoor121Acce•••GromDrainSInstInst
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Page 3: 2.4 Noise levels ..................
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Page 13 and 14: SymbolContentA Service valve connec
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Page 19 and 20: tttt- 18 -RWC000Z252FUSE250V 15ATB1
Page 21 and 22: t°t°t°t°t°POWER SOURCE~ 220/23
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Page 45 and 46: ItemModelCooling capacity (1) W 350
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Page 68 and 69: 61.546.5Service space881.926 59.959
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Page 74 and 75: SymbolABCDEFGContentGas piping12.71
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530 Suspension bolts pitchG326350AB
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'11 • SCM-DB-109(6) Duct connecte
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'11 • SCM-DB-109(b) Wired remote
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DISPLAY12WIRELESS RECEIVERBACK-UP S
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DISPLAYWIRELESS RECEIVERBACK-UP SWT
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DISPLAYWIRELESS RECEIVER 10BACK-UP
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PJA003Z340 BCNBZDMF200203FM IFSLED2
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Connecting line betweenindoor unit
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ModelNoiseLevelModelNoiseLevelSound
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'11 • SCM-DB-109ModelSRK35ZJR-SNo
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'11 • SCM-DB-109ModelSRK50ZJ-SNoi
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'11 • SCM-DB-109ModelSRK50ZJX-S1N
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'11 • SCM-DB-109ModelSRR60ZJ-SNoi
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ModelNoiseLevelModelNoiseLevelSound
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2.5 Characteristics of fan'11 • S
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BEFORE INSTALLATION Before installa
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(b) Models SRK25ZJR-S, 35ZJR-SWALL
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RLA012A012BFixing of indoor unitLat
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(c) Model SRK71ZK-SRKW012A400AWALL
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RKW012A400AFixing of indoor unitLat
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(2) Floor standing type (SRF)Models
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Fixing of indoor unitFloor installa
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(3) Ceiling concealod type (SRR)Mod
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Plan45551530Hanging b30 230150236Dr
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(4) Ceiling cassette-4way compact t
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4 Installation of indoor unit (cont
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PJA012D783- 128 - '11 • SCM-DB-10
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(5) Ceiling suspended type (FDEN)Th
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Installation of indoor unitWork pro
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'11 • SCM-DB-109(6) Duct connecte
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5Duct Work1A corrugated board (for
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8Wiring-out position and wiring con
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Gas lineIndoor unitOutdoor unitServ
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Outdoor UnitCooling cycleHeating cy
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- 144 -Gas lineLiquid line*1 Servic
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'11 • SCM-DB-109Models SCM71, 80,
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Indoor unitcombination1room2roomInd
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Indoor unitcombination1room2room3ro
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(5) Model SCM71ZJ-S1(a) Indoor unit
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Indoor unitcombination3room4roomRoo
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Indoor unitcombination4roomIndoor u
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(6) Model SCM80ZJ-S1(a) Indoor unit
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(7) Model SCM100ZJ-S1(a) Indoor uni
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Indoor unitcombination5roomRoom coo
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Indoor unitcombination4roomRoom hea
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Indoor unitcombination5room6roomCoo
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'11 • SCM-DB-1096. SELECTION CHAR
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te controllerly unexpected stress o
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The functional settingThe initial f
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y defined as following table.it.flo
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ote controllerto apply unexpected s
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'11 • SCM-DB-109The functional se
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s automatically defined as followin
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Remote controllerInstallation of th
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3 '11 • SCM-DB-109
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3 4 '11 • SCM-DB-109 - 222 -
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'11 • SCM-DB-1094 Remotecontrolle
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Remote control installation dimensi
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- 228 - How to set functions by but
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failure.2 cores× 2 cores× 2 cores
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'11 • SCM-DB-109Installation of t
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'11 • SCM-DB-109Connection of wir
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7.5 Superlink E board (SC-ADNA-E) P
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7.6 Ducted type (SRRM) optional par
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Air flow and external static pressu
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4) Use hard PVC general purpose pip
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- 239 - PJZ012D076'11 • SCM-DB-10
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