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85
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'16 ⢠SCM-T-199
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This installation manual deals with an indoor unit installation only. For an outdoor unit installation, refer to page 18.
SAFETY PRECAUTIONS
⢠Before installation, read the āSAFETY PRECAUTIONSā carefully and strictly follow it during the installa-
tion work in order to protect yourself.
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The precautionary items mentioned below are distinguished into two levels,
and
.
Indicates a potentially hazardous situation which, if not avoided, can result in serious con-
sequences such as death or severe injury.
Indicates a potentially hazardous situation which, if not avoided, can result in personal in-
jury or property damage.
Both mention the important items to protect your health and safety. Therefore, strictly follow them by any means.
ā¢ī īBeīsureītoī conīærmīnoīoperationī problemīonītheī equipmentīafterīcompletingītheīinstallation.ī Ifīunusualī
noise can be heard during the test run, consult the dealer.
⢠Be sure to explain the operating methods as well as the maintenance methods of this equipment to the
user according to the userās manual.
⢠Be sure to keep the installation manual together with userās manual at a place where it is easily accessi-
ble to the user any time. Moreover, ask the user to hand the manuals to a new user, whenever required.
WARNING
⢠Be sure to use only for residential purpose.
If this unit is installed in inferior environment such as machine shop, vehicle (like ship), warehouse,
etc., it can malfunction.
ā¢ī īInstallationīmustībeīcarriedīoutībyītheīqualiīæedīinstallerīcompletelyīinīaccor
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dance with the installation manual.
ī īInstallationībyīnonīqualiīæedīpersonīorīincorrectīinstallationīcanīcauseīseriousītroublesīsuchīasīwaterī
leak,īelectricīshock,īīæreīandīpersonalīinjury.
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Be sure to wear protective goggles and gloves while performing installation work.
ī īImproperīsafetyīmeasuresīcanīresultīinīpersonalīinjury.
ā¢ī īUseītheīoriginalīaccessoriesīandītheīspeciīæedīcomponentsīforītheīinstallation.
ī īUsingīpartsīotherīthanīthoseīprescribedīmayīcauseīwaterīleak,īelectricīshock,īīæreīandīpersonalīinjury.
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Doīnotīinstallītheīunitīnearītheīlocationīwhereīleakageīofīīammableīgasesīcanīoccur.
ī īIfīleakedīgasesīaccumulateīaroundītheīunit,īitīcanīcauseīīæreīresultingīinīpropertyīdamageīandī
personalīinjury.
⢠When installing the unit in small rooms, make sure that refrigerant density
does not exceed the limit (Reference: ISO5149) in the event of leakage.
If refrigerant density exceeds the limit, consult the dealer and install the ventilation system.
Otherwise lack of oxygen can occur resulting in serious accident.
⢠Install the unit in a location where unit will remain stable, horizontal and free
of any vibration transmission.
ī īUnsuitableīinstallationīlocationīcanīcauseītheīunitītoīfallīresultingīinīmaterialīdamageīandīpersonalīinjury.
⢠Do not run the unit with removed panels or protections.
ī īTouchingīrotatingīequipments,īhotīsurfacesīorīhighīvoltageīpartsīcanīcauseīpersonalīinjuryīdueītoī
entrapment, burn or electric shock.
ā¢ī īThisīunitīisīdesignedīspeciīæcallyīforīR410A.ī
ī Usingīanyīotherīrefrigerantīcanīcauseīunitīfailureīandīpersonalīinjury.
ā¢ī īDoīnotīventīR410Aīintoīatmosphere.
R410AīisīaīīuorinatedīgreenhouseīgasīwithīaīGlobalīWarningīPotential(GWP)=2088.
⢠Make sure that no air enters the refrigerant circuit when the unit is installed
and removed.
If air enters the refrigerant circuit, the pressure in the refrigerant circuit will become too high, which
canīcauseīburstīandīpersonalīinjury.
ā¢ī īBeīsureītoīuseītheīprescribedīpipes,īīareīnutsīandītoolsīforīR410A.
Usingīexistingīpartsī(forīR22īorīR407C)īcanīcauseīrefrigerantīcircuitīburstīresultingīinīunitīfailureīandī
personalīinjury.
⢠Be sure to connect both liquid and gas connecting pipes properly before
operating the compressor.
Do not open the liquid and gas service valves before completing piping work,
and evacuation.
If the compressor is operated when connecting pipes are not connected and service valves are open,
air can be sucked into the refrigerant circuit which can cause anomalous high pressure resulting in
burstīorīpersonalīinjury.
ā¢ī īBeīsureītoītightenītheīīareīnutsītoīspeciīæedītorqueīusingītheītorqueīwrench.
ī īTighteningīīareīnutsīwithīexcessītorqueīcanīcauseīburstīandīrefrigerantīleakageīafterīaīlongīperiod.
⢠During pump down work, be sure to stop the compressor before closing
service valves and removing connecting pipes.
If the connecting pipes are removed when the compressor is in operation and service valves are
open, air can be sucked into the refrigerant circuit which can cause anomalous high pressure result
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ingīinīburstīorīpersonalīinjury.
⢠In the event of refrigerant leakage during installation, be sure to ventilate the
working area properly.
īIfītheīrefrigerantīcomesīintoīcontactīwithīnakedīīames,īpoisonousīgasesīwillībeīproduced.
ā¢ī īElectricalīworkīmustībeīcarriedīoutībyītheīqualiīæedīelectrician,īstrictlyīinīac-
cordance with national or regional electricity regulations.
ī Incorrectīinstallationīcanīcauseīelectricīshock,īīæreīorīpersonalīinjury.
⢠Make sure that earth leakage breaker and circuit breaker of appropriate ca-
pacities are installed.
ī īCircuitībreakerīshouldībeīableītoīdisconnectīallīpolesīunderīoverīcurrent.īAbsenceīofīappropriateī
breakersīcanīcauseīelectricīshock,īpersonalīinjuryīorīpropertyīdamage.
⢠Be sure to switch off the power source in the event of installation, mainte
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nance or service.
ī īIfītheīpowerīsourceīisīnotīswitchedīoff,īthereīisīaīriskīofīelectricīshock,īunitīfailureīorīpersonalīinjury.
⢠Be sure to tighten the cables securely in terminal block and relieve the
cables properly to prevent overloading the terminal blocks.
īLooseīconnectionsīorīcableīmountingsīcanīcauseīanomalousīheatīproductionīorīīære.
⢠Do not process, splice or modify the power cable, or share the socket with
other power plugs.
ī īImproperīpowerīcableīorīpowerīplugīcanīcauseīīæreīorīelectricīshockīdueītoīpoorīconnection,īinsuf-
īæcientīinsulationīorīover-current.
⢠Do not perform any change in protective device or its setup condition yourself.
ī īChangingīprotectiveīdeviceīspeciīæcationsīcanīcauseīelectricīshock,īīæreīorīburst.
⢠Be sure to clamp the cables properly so that they do not touch any internal
component of the unit.
ī īIfīcablesītouchīanyīinternalīcomponent,īitīcanīcauseīoverheatingīandīīære.
⢠Be sure to install service cover properly.
ī īImproperīinstallationīcanīcauseīelectricīshockīorīīæreīdueītoīintrusionīofīdustīorīwater.
⢠Be sure to use the prescribed power and connecting cables for electrical work.
ī īUsingīimproperīcablesīcanīcauseīelectricīleak,īanomalousīheatīproductionīorīīære.
⢠This appliance must be connected to main power source by means of a cir
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cuit breaker or switch with a contact separation of at least 3mm.
ī Improperīelectricalīworkīcanīcauseīunitīfailureīorīpersonalīinjury.
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īWhenīpluggingīthisīunit,īaīplugīconformingītoītheīnormīIEC60884-1īmustībeīused.
ī Usingīimproperīplugīcanīcauseīelectricīshockīorīīære.ī
⢠Be sure to connect the power source cable with power source properly.
ī īImproperīconnectionīcanīcauseīintrusionīofīdustīorīwaterīresultingīinīelectricīshockīorīīære.
RLF012A100
ModelīSRK20,25,35,50ZS-S
R410AīREFRIGERANTīUSED
(b) Models SRK20ZS-S, 25ZS-S, 35ZS-S, 50ZS-S