CKD Xeroaqua GX Series User manual

ＳＭ−１３２３５−Ａ
ＩＮＳＴＲＵＣＴＩＯＮ ＭＡＮＵＡＬ
REFRIGERATEDCOMPRESSEDAIRDRYER
XeroaquaGXSeries
ＧＸ８０００Series
ＧＸ８００４，ＧＸ８００６，ＧＸ８００８，ＧＸ８０１１，
ＧＸ８０１５，ＧＸ８０２２，ＧＸ８０３７
ＧＸ８１００Series
ＧＸ８１５５，ＧＸ８１７５
OCT-076thEdition
ＣＫＤCorporation

●Thisproductis"industrialuse."Becarefulofhandlingenough.
●Besuretoreadthismanualbeforeinstallingandoperatingyour
dryer.
● The end of a book serves as a CKD WARRANTY. Please save
carefully.

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This dryer must be operated by a person who has basic knowledge of electric, compressed
air,liquid, piping, refrigerant, etc. We are not responsible for any accidents caused when a
person who does not have the basic knowledge or who is not well trained installation,
operation, repair, etc.
Improper operation may cause poor performance of the dryer or may cause accidents.
We applied a variety of safety measures to our dryers, but improper handling of dryers could
cause accidents. Thus, be sure to read and fully understand this manual before using them.
"Keep this manual together with the dryer".
Caution for safety
Cautions at operation are indicated in the following
two ways.
WARNING CAUTION
used when improper handling could kill or seriously harm operators
WARNING
used when improper handling could harm operators or damage objects
CAUTION
This dryer is industrials. Be sure to fully attend to using the dryer.
★ Be sure to connect earth to prevent electrical
shock.
EARTH CONNECTION
★ The dryer is hot for a while after shut down the dryer.
● Be sure to turn off the power and to confirm that dryer
becomes cool before inspection.
CAUTION: HIGH TEMPERATURE
★ You could fall if you climb on the panel.
● Do not climb on the panel.
CAUTION: FOOT HOLD
WARNING: ROTATION
★ The fan may start rotating suddenly and may be harmful.
Do not put your hands or objects into the fan area.
● Be sure to turn off the power before inspection.
WARNING: ELECTRICAL SHOCK
★ Power supply terminal box, switches, etc. may cause
you electrical shock.
● Be sure to turn off the power before inspection. Do
not operate the dryer with your wet hands.
Safety instructions

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TableofContents 
Safetyinstrauction ･･････････････････････････････････････1
1.Introduction ･･････････････････････････････････････････3
2.Certificateofpressurevessl ･････････････････････････3
3.Cautions ･･････････････････････････････････････････････4
3.1Transportation･････････････････････････････････････････････････ 4
3.2Operationenvironment･･････････････････････････････････････････ 4
3.3Cautionsatoperation･･････････････････････････････････････････ 5
4.Installation ･･････････････････････････････････････････6
4.1Confirmthefollowing･･････････････････････････････････････････ 6
4.2Thenameofeachpart･･････････････････････････････････････････ 7
4.3Operationpanel････････････････････････････････････････････････ 8
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4.4Electriccomponent･････････････････････････････････････････････ 9
4.5Installationfeatures･････････････････････････････････････････ 11
4.6Fixixation････････････････････････････････････････････････････ 11
4.7Airpiping････････････････････････････････････････････････････ 12
4.8Drainpiping･･････････････････････････････････････････････････ 13
4.9Electricalwiring･････････････････････････････････････････････ 14
5.Functionalexplanation ･･･････････････････････････････16
5.1Functionalexplanation････････････････････････････････････････ 16
5.2Systemdiagram････････････････････････････････････････････････ 17
6.Preparation&operation ･･････････････････････････････19
6.1Preparationforoperation･････････････････････････････････････ 19
6.2Howtostartandstopthedryer･･･････････････････････････････ 19
6.3Whensafetydeviceturnsonandthedryerstopsrunning･･･････ 20
7.Maintenanceandcheckpoint ･･････････････････････････21
7.1Itemsofmaintenanceandcheckpoint･･････････････････････････ 21
7.2Consumablesandmaintenanceparts･････････････････････････････ 22
7.3Storage･･･････････････････････････････････････････････････････ 23
8.Aftersalesservice ･･････････････････････････････････23
9.Troubleshooting ･･････････････････････････････････････24
10.Specifications ･･･････････････････････････････････････26
11.Dimensions&Weight ･･････････････････････････････････27
12.Electricalcircuit ･･･････････････････････････････････29
13.CKDWARRANTY ･････････････････････････････････････････38

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
ThankyouverymuchforpurchasingCKDProduct.
Thismanualexplainsbasicpointsofinstallation,operation,etc.tohaveourrefrigeratedairdryer,
XeroaquaGXSeriesperformattheirbest.Besuretoreadthismanualbeforeusingyourdryer.
Keepthismanualtogetherwiththedryer.

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１．Keepthecertificateofpressurevessel
Thismachineisinstalledapressurevesselthatisappliedthesecondclasspressurevesselof
boilerandpressurevesselsafetyregulationbytheJapanMinistryofLabor.Themachineis
shippedwithacertificateofthesecondclasspressurevessel.Thiscertificateshouldbekept
carefullywiththismachinewhilethismachineisoperated.(Itisnotnecessarytosubmitthe
relevantdocumentstothelaborstandardinspectionofficefromOctober1,1990.)

２．Handlingforthesecondclasspressurevesselcertificate

１） Second class pressure vessel cannot be transferred, rent, and installed without the
requirementsofstructure.Thecertificatesofthesecondclasspressurevesselsuppliedwith
themachineareimportantdocumentsthatcertifythepressurevesselsmeettherequirement
forthestructure.
２） Carefullykeepcertificatesofthesecondclasspressurevesselinasafeplacesothatitisnot
damaged,broken,orlost.
３） Ifyouwantreissuethecertificatesofsecondclasspressurevessel,itmustbewithinone
yearfromindividualinspection.Otherwise,itisabsolutelynecessarytoinspectthepressure
vesselagain.
４） Inspectfollowingitemsonceayearbyyourself,thenpleasekeepthoseresultsforthree
yearsafterinstallationofsecondclasspressurevessels.
① Checkthemainbodyfordamage.
② Checkthelidtighteningboltsforwear.
③ Checkthepipingandvalvesfordamage

 １．Introduction 
 ２．Certificateofpressurevessel 

＜ SM-13235-A ＞
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3.1Transportation
１） Donotfalldownthedryer.Alsodonotgivevibrationorimpacttothedryer.
*Internalpartscouldgetdamaged.
２） Donotclimbuponthedryerorputobjectsonthedryer.
*Workerscouldgethurt.
３） Movetheproductwithaforkliftasshowninthedrawing.

４） Movetheproductwithacrane.
Suspendtheproductasshowninthedrawing.
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Supportingplate
Thelengthofthesupportingplates(B)shouldbelongerthanthe
widthofthedryer(A)byapproximately100mm.
Putsomethingsoftbetweenairdryerandthesupportingplatesto
preventdamagesondryerpanel.

ＧＸ８０００ Ｓeries ＧＸ８１００Ｓeries
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3.2OperationEnvironment
１） Donotinstallthedryeroutdoor.
*Thisproductdosenothavewater-proofstructure.Waterorrainsplashingtoitselectrical
systemcouldresultinleakorfire.
２） Operatingambienttemperatureshouldbe2to43 ﾟ C(nocondensation).
*Drainfreezesunderthetemperatureof2℃orbelow,andthiscouldcausebreak-down
Operationunderthetemperatureof43 ﾟ Corabovecouldstoptheoperationabnormally
orcouldshortentheservicelifeoftheproduct.
３） Donotusethedryerinaplacewithdirectsunlight,powderdust,heatproducingobjects,
corrosivegas,explosivegas,ignitablegasorcombustiblegas.
*Break-down,explosion,orfiremayresult.
Put something soft between air dryer and the fork lift to
prevent damage on dryer panel.
Dryer
Extrude claws.
Since there is no fork hole, please carry GX8000
series the whole bottom material of packing.
 ３．Cautions 

＜ SM-13235-A ＞
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3.3Cautionsatoperation
１） Donotusethedryertoremovehumidityofexceptcompressedair.
Break-down,explosion,orfiremayresult.
２） Installanearthleakagebreakeratpowersupply.
*Electricshockmayresult.
３） Groundtoearth.
*Causesofanelectricshockorafire.
４） Usethedryerwithinspecifications.
*Operationmaystopabnormally,ortheproductʼsservicelifemaybeshortened.
５） Donotfrequentstartandstopthedryer.
Holdfrequencyofstarting/shuttingoffwithin6times/hour,keepitrunningforatleast5
minutesbeforeshuttingitoffandholdrestartingitfor3minutesorlonger.
*Break-downorshorterservicelifeoftheproductmayresult.
６） Donotturnonthepowersupplywithoutthepanelon.
*Electricshockorheatinjurymayresult,orrotationpartscouldhurtworkers.
７） Removedrainbeforeitentersthedryerwhendrainflowsintothedryerwithcompressed
air.
*Draincouldleaktothesecondarysideofthedryer.
８） Don'tcarryoutreconstructionofthismachine.
*Itbecomesanunexpectedaccidentandthecauseofalifefall.
９） Donotusethedryerforpneumaticcaissonshieldorrespiratorymedicalequipment.
*Itcouldcauseanaccidentincludesinjury.
１０） Donotusethedryerfortransportationdevicessuchasautomobile,shipetc.
*Vibrationcouldbeacauseofbreakdownoftheinternalcomponents.
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＜ SM-13235-A ＞
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４．Installation 
4.1 Confirmthefollowing.
１） Confirmthecontentsonthelabel.(ModelNo.,Spec.etc.)
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ＧＸ８０００series ＧＸ８１００ series
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Accessories ＧＸ８０００series ＧＸ８１００series
InstructionManual 〇 〇
Certificatefor
withstandpressure − 〇 (Only GX8175)
Y-typestrainer 〇 −
Bothscrewnipple 〇 −
Singleelbow 〇 −
Insertring 〇 −
Draintube 〇 −
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① ② ③ ④ ⑤ ⑥ ⑦
GX8004-AC220V 1φAC220V50/60Hz 1.3/1.4 R-22,*1 1.6 0.5/0.55 35
GX8004-AC230V 1φAC230V50/60Hz 1.3/1.3 R-22,*1 1.6 0.5/0.55 35
GX8004-AC240V 1φAC240V50/60Hz 1.2/1.2 R-22,*1 1.6 0.5/0.55 35
GX8006-AC220V 1φAC220V50/60Hz 1.4/1.7 R-22,*1 1.6 0.74/0.81 40
GX8006-AC230V 1φAC230V50/60Hz 1.3/1.6 R-22,*1 1.6 0.74/0.81 40
GX8006-AC240V 1φAC240V50/60Hz 1.3/1.5 R-22,*1 1.6 0.74/0.81 40
GX8008-AC220V 1φAC220V50/60Hz 2.9/2.4 R-22,*1 1.6 1.2/1.3 46
GX8008-AC230V 1φAC230V50/60Hz 2.7/2.3 R-22,*1 1.6 1.2/1.3 46
GX8008-AC240V 1φAC240V50/60Hz 2.6/2.2 R-22,*1 1.6 1.2/1.3 46
GX8011-AC220V 1φAC220V50/60Hz 3.2/2.9 R-22,*1 1.6 1.65/1.82 60
GX8011-AC230V 1φAC230V50/60Hz 3.0/2.7 R-22,*1 1.6 1.65/1.82 60
GX8011-AC240V 1φAC240V50/60Hz 2.9/2.6 R-22,*1 1.6 1.65/1.82 60
GX8015-AC380V 3φAC380V50/60Hz 2.3/2.5 R-22,*1 1.6 2.8/3.1 93
GX8015-AC400V 3φAC400V50/60Hz 2.2/2.4 R-22,*1 1.6 2.8/3.1 93
GX8015-AC415V 3φAC415V50/60Hz 2.1/2.3 R-22,*1 1.6 2.8/3.1 93
GX8022-AC380V 3φAC380V50/60Hz 3.0/3.3 R-22,*1 1.6 3.9/4.3 110
GX8022-AC400V 3φAC400V50/60Hz 2.9/3.1 R-22,*1 1.6 3.9/4.3 110
GX8022-AC415V 3φAC415V50/60Hz 2.8/3.0 R-22,*1 1.6 3.9/4.3 110
GX8037-AC380V 3φAC380V50/60Hz 4.5/5.4 R-22,*1 1.6 6.6/7.3 150
GX8037-AC400V 3φAC400V50/60Hz 4.2/5.1 R-22,*1 1.6 6.6/7.3 150
GX8037-AC415V 3φAC415V50/60Hz 4.1/4.9 R-22,*1 1.6 6.6/7.3 150
GX8155-AC380V 3φAC380V50Hz 5.7 R-407C,*1 1.0 9.6 230
GX8155-AC400V 3φAC400V50Hz 5.4 R-407C,*1 1.0 9.6 230
GX8155-AC415V 3φAC415V50Hz 5.2 R-407C,*1 1.0 9.6 230
GX8175-AC380V 3φAC380V50Hz 7.2 R-407C,*1 1.0 10.5 235
GX8175-AC400V 3φAC400V50Hz 6.9 R-407C,*1 1.0 10.5 235
GX8175-AC415V 3ΦAC415V50Hz 6.6 R-407C,*1 1.0 10.5 235
*1Theamountofrefrigerantisindicated. 
【Note】Ifthecontentsarenotclearorthereareanyquestions,pleasecontactCKDordistributorsbeforeusing
thedryer.
２） Confirmdamageortransformationthatismadeduringthetransportation.
３） Attachmentlist.
Checkwhetherthereareallaccessories.(Refertoabove.)
POWER･･･operatingvoltage 
MAX.PRESS･･･max.inletairpressure
MAX.AIRTEMP･･･max.inletairtemperature
AIRFLOW･･･flowlate
CURRENT･･･operatingcurrent
MASS･･･
REFRIGERANT･･･refrigeranttype&mass
SERIALNo.･･･serialnumber

＜ SM-13235-A ＞
-7-
4.2Thenameofeachpart
(１) ＧＸ８００４
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(２) ＧＸ８００６，ＧＸ８００８，ＧＸ８０１１
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(３) ＧＸ８０１５，ＧＸ８０２２，ＧＸ８０３７
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No. Name Q’ty Note
1 Compressor 1
2 Condenser 1
3 Fan, fan motor 2
4 Heat exchanger unit 1
5 Solenoid valve 1 For drain discharge
6 Capacity control valve 1
7 Strainer 1
8 Capillary tube 1
9 Solenoid valve 1 For liquid injection
10 Capillary tube 1 For liquid injection
11 Dust filter 1
12 Operation panel 1
13 Electrical panel 1
14 Transformer 1
No. Name Q’ty Note
1 Compressor 1
2 Condenser 1
3 Fan, fan motor 1
4 Heat exchanger unit 1
5 Solenoid valve 1 For drain discharge
6 Capacity control valve 1
7 Strainer 1
8 Capillary tube 1
9 Solenoid valve 1 For liquid injection
10 Capillary tube 1 For liquid injection
11 Dust filter 1
12 Operation panel 1
13 Electrical panel 1
14 Transformer 1
No. Name Q’ty Note
1 Compressor 1
2 Condenser 1
3 Fan, fan motor 1
4 Heat exchanger unit 1
5 Solenoid valve 1 For drain discharge
6 Capacity control valve 1
7 Strainer 1
8 Capillary tube 1
9 Solenoid valve 1 For liquid injection
10 Capillary tube 1 For liquid injection
11 Dust filter 1
12 Operation panel 1
13 Electrical panel 1
14 Transformer 1

＜ SM-13235-A ＞
-8-
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(４) ＧＸ８１５５ 
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(５) ＧＸ８１７５
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4.3 Operationpanel 
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No. Name Q’ty
1 Air inlet 1
2 Air outlet 1
3 Drain port 1
4 Manual drain port 1
5 Solenoid valve 1
6 Heat exchanger 1
7 Compressor 1
8 Condenser 1
9 Fan motor 2
10 Fan blade 2
11 Capacity control valve 1
12 Dew point gauge 1
13 Electric box 1
14 Service valve 2
15 Power hole 1
16 Transformer 1
17 Accumulator 1
No. Name Q’ty
1 Air inlet 1
2 Air outlet 1
3 Drain port 1
4 Manual drain port 1
5 Solenoid valve 1
6 Heat exchanger 1
7 Compressor 1
8 Condenser 1
9 Fan motor 2
10 Fan blade 2
11 Capacity control valve 1
12 Dew point gauge 1
13 Electric box 1
14 Service valve 2
15 Power hole 1
16 Accumulator 1
17 Transformer 1

＜ SM-13235-A ＞
-9-
4.4Electriccomponent
(１) ＧＸ８００４，ＧＸ８００６，ＧＸ８００８，ＧＸ８０１１ 
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RearsideLeftside
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(２)
ＧＸ８０１５ 
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(
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＜ SM-13235-A ＞
-10-
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(
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(
５ ) ＧＸ８１７５ 
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＜ SM-13235-A ＞
-11-
4.5 Installationfeatures
1) Donotinstallthedryeroutdoororhighhumidityplace.
*Thisproductdoesnothavewaterproofstructure.
Waterorrainsplashing,highhumidity(=85%RHorover)couldcauseleakorfiretoelectrical
systems.
2) Operatingambienttemperatureshouldbe2to43℃withnocondensation.
*Drainfreezeunderthetemperatureof2℃orbelow,andthiscouldcausebreakdown.
Operationunderthetemperatureof43℃orabovecouldstoptheoperationabnormallyorcould
shortentheservicelifeoftheproduct.
3) Installthedryerwithoutdirectsunlight,powderdust,heatingelements,corrosivegas,
explosivegas,inflammablegasorcombustibles.
*Breakdown,explosionorignitionmayresult.
4) Theinstallationfloorshouldhaveasolidconcretefoundationwithlevelandflatsurface.
*Weakorinclinfoundationmaycausenoiseandvibration.
5) Needtokeepspacesasafollowingfigureformaintenance.
Donotentertheexhaustairtoexhausttoupperpart.
*Anunusualstopmaybecarriedout.
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ＧＸ８０００series ＧＸ８１００series 
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4.6Fixixation
Fixthedryerbodybyanchorboltstoavoidthedryerfallingduetoearthquakeorimpact. 
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※1※2
ＧＸ８００４
ＧＸ８００６
ＧＸ８００８
ＧＸ８０１１
ＧＸ８０１５
M8× 70 φ10
ＧＸ８０２２
ＧＸ８０３７ M10× 100 φ12
ＧＸ８１５５
ＧＸ８１７５ M12× 70 φ16
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＜ SM-13235-A ＞
-12-

4.7Airpiping
１） ConfirmwhichisAirinletorAiroutletbeforepiping.
２） MounttheattachedY-typestrainerbynippleorbyotherpipes.（ＧＸ８０００Series）
【CAUTION】
IfuseiscarriedoutwithoutattachingYtypestrainerinanairinlet,itwillbecomefailure
andthecauseofgarbageclogging.
DonotmistakedirectionofYtypestrainer.
Rearside Pipesize
ＧＸ８００４ Rc
３
/
８
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ＧＸ８００６ Rc
１
/
２
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ＧＸ８００８ Rc
３
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４
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ＧＸ８０１１ Rc
３
/
４
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ＧＸ８０１５ Rc1
ＧＸ８０２２ Rc1
ＧＸ８０３７ Rc1
１
/
２
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ＧＸ８１５５ R2
ＧＸ８１７５ R2
ＧＸ８０００series ＧＸ８１００ series
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３） Installaby-passcircuitintheaircircuit.
〈Onandoffoperation〉 〈24hoursoperation〉
Installationofby-passpipingis Installationoftwodryersis
recommended. recommended. One is used regularly, and
 theotherisforemergency.
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Note：By-passpipingisnormallyclosed.
Watercomesoutattheendifairflowswhenitisopen.
４）Designthepipinginthewaynottoapplythepipingweighttothedryerbody.
５）Vibrationoftheaircompressorshouldnotbetransmitted.
６）Pipingmustbeabletoenduretheoperatingpressureandtemperature.Noairleakage
isallowedfromconnectionparts.
７）Usezincplatedsteelpipeorstainlesspipe.
８）Flashaircircuitbeforeconnectingpipestoremovedust,etc.

＜ SM-13235-A ＞
-13-

4.8DrainPiping
１） Confirmthedrainoutletlocationbeforepiping.
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Rearside
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ＧＸ８０００series ＧＸ８１００ series
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Connectthedrainpipetothedrainoutlet(Rc1/4)usingencloseditems.
Haveitsendopenatmosphere.
Fitanutandasleevetothetransparentvinyltubeasshowninfigurebelow.Inserta
insert-ringinthedraintubeuntilithitsthedraintube(end).Thentightenthenutbyhand.
Finally,tightenthenutoneandone-forthtoonehalfbysometoolsuchasaspanneretc.
Encloseditems: Singleelbow(φ10×R1/4)Insert-ring(φ10)
   Draintube(O.Dφ10×I.Dφ7×1.5m)
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２） Whenconnectingtheitemsonsaleasthedrainpipe,takethefollowingintoconsideration.
Theinsidediameterofdrainpipemustbeφ7orlargerandthelengthmustbe2morless.
Haveitsendopentoatmosphere.
３） Drainmaynotbedischargedduetobackpressureifpiperisesinpartorifpipeistoolong.
Usedown-slopepipingtoletdrainflowsmoothly.
４） Drainisregularlydischargedcompulsorilybyairpressure.Fixdraindischargetube,etc.
firmly.
５） Drainmustbetreatedifoilismixedinit.Consultindustrialwastetreatmentcompanies
fortreatment.
６） Usethedraincookatthetimeofamaintenance.

＜ SM-13235-A ＞
-14-
4.9ElectricalWiring
１） Usepropervoltage.
*Voltagemustbewithin+/-10%ofratedvoltage.

１） Mountanearthleakagebreakerwithover-loadprotection(sensitivitycurrent30mAorless)
topowersupply.
２） Howtoconnectpowersupplycode
ＧＸ８０００series
Makeaholeforwiringontherubberbushingattheupperbackpartofthedryer.

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ConnecttheterminalblockL1andL2(L1,L2,L3ifthreephasetype)and
theearthleakagebreakerbywire.








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



Useroundring-styleterminal.
Twocoresrequiredforsinglephasetype,andthreecoredrequiredforthree
phasetype.
Fixpowersupplycodebyahandmountedtothecontrolpanel. 

＜ SM-13235-A ＞
-15-
ＧＸ８１００series

・ Makeaholeforwiringontherubberbushing 
attheupperbackpartofthedryer.
・Removethefrontpanel.
Procedure
①Thefrontpanelisliftedupwards.
②Theattachmentguideisremovedfromtheright-and-leftsidepanel.
③Thefrontpanelisliftedupwardsanditextractsfromtheplugpartofthebase.




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
・
ConnecttheterminalblockL1,L2,L3,andtheearthleakagebreakerbywire.

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３） Howtoconnectearthwire
Aspower supply codeconnection,connecttheearthwiretotheterminalboxPEand
theearthterminalinthepanel.（TheDsortgroundingconstructionbytheelectric
constructioncontractorisrequired.）
CAUTION:Donotconnecttheearthwiretoawaterpipe,gaspipe,lightningconductor,etc.

４） Wiringcapacity(Apowercableanda groundcable )
Cablesize(mm
2
)Breakercapacity
(A) Length10m Length20m Length30m Length50m
ＧＸ８００４ 5 2.0 2.0 2.0 2.0
ＧＸ８００６ 5 2.0 2.0 2.0 2.0
ＧＸ８００８ 5 2.0 2.0 2.0 3.5
ＧＸ８０１１ 5 2.0 2.0 3.5 5.5
ＧＸ８０１５ 5 2.0 2.0 2.0 3.5
ＧＸ８０２２ 10 2.0 2.0 3.5 5.5
ＧＸ８０３７ 10 2.0 3.5 5.5 8.0
ＧＸ８１５５ 10 2.0 5.5 8.0 14.0
ＧＸ８１７５ 15 3.5 8.0 14.0 22.0
 ･PowercableistypeVCT(600Vvinyl cabtirecable),and groundcable istype
IV
(600Vvinylinsulatedwire)asshownbytheabovechart.

＜ SM-13235-A ＞
-16-

５．Functionalexplanation

5.1Functionalexplanation
１）Aircircuit
Thecompressedairwhichbecamewetwarmlyisbeforehandcooledbyprecooler,andthen,it
goesintoanevaporator,heatexchangeiscarriedoutwithcoldfreongas,anditiscooledto
the dew point. Reheat of the compressed air cooled and dehumidified is carried out by
reheater,anditturnsintowarmdryair.
２）Refrigerantcircuit
Itis,andthefreongaswhichbecamehightemperaturehighpressurewiththecompressor
(refrigerant compressor) is cooled and condensed with a condenser, and serves as
high-pressurerefrigerantliquid.Andbydecompressinginacapillarytube,itbecomesthe
liquidoflow-temperaturelowpressure.Usinganevaporator,bycarryingoutheatexchange
withthewarmdampcompressedair,coolantliquidevaporatesandcoolscompressedairby
theevaporationheat.Thegasifiedrefrigerantreturnstoacompressoragain.

３）Draincircuit

Thesteamincompressedairiscooledandcondensedwithanevaporator,anditisservesas
drain(moisture).Thedraintankiscoveredwithdrain.Thedraincollectedinthedraintankis
dischargedperiodicallywhenavalveoperates,andalsothedraincookhasclungsothat
dischargemaybemanuallypossible,pleaseuseitamaintenanceorinanemergency.



＜ SM-13235-A ＞
-17-
5.2SystemDiagram

１） ＧＸ８００４
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
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





２） ＧＸ８００６，ＧＸ８００８，ＧＸ８０１１，ＧＸ８０１５，ＧＸ８０２２，ＧＸ８０３７
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※ GX8022only

＜ SM-13235-A ＞
-18-

３） ＧＸ８１５５，ＧＸ８１７５


＜ SM-13235-A ＞
-19-

６．Preparationforoperation&Operation

6.1Preparationforoperation
１） Confirmthatairpiping,electricalwiringanddrainpipingareproperlyconnected. 
２） Confirmthatthegatevalvesnexttothedryerandthegatevalveofby-passpipingare
closed.Confirmthattheairpressureinthepipesiszero.

３） InXeroaquaGXseries,itcanoperateandstopbyremotecontrol.Refertothefollowing,
whenuseiscarriedoutbyremotecontrol.


＜Remoteoperation＞
Connectthemomentaryswitch(NO)betweenterminalnumber20and21.
＜Remotestop＞
RemovetheJumperwirebetweenterminalnumber22and23.
Connectthemomentaryswitch(NC)betweenterminalnumber22and23.

6.2Howtostartandstopthedryer
１） Turnonthepowersupply.
２） Atthetimeofmanualoperation,"POWER"lampontheoperationpanelturnson. 
３） Push"START"button("I"mark)ontheoperationpanel.Atthetimeofremotecontrol,
pushthemomentaryswitch(NO)between20and21.Afterawhile,"DEWPOINT"lamp
entersthegreenareaandindicatesairpressuredewpoint.
Note:
During thedryerisrunning,thefanturnsonandoffrepeatedly.Thisis  normal. 
４） Openthegatevalveonthedryerinletsidegradually.
５） Openthegatevalveonthedryeroutletsidegradually.
６） Thedrainremovedbythedryerisregularlydischargedcompulsorilybyairpressurewhen
solenoidvalveison.
Note:Thedrainoutletwithadraincockmountedisforemergency.Normally,itneedstobe
closed.
Atthetimeofmanualoperation,push"STOP"button(("○"mark)ontheoperationpanel.
Pushthemomentaryswitch(NC)connectedbetween22and23."RUN"lampturnsoff,
andthedryerstopsrunning.
Note:
①Frequent turningon and off is causes of trouble. Thefrequencyofstarting/stopis
carriedoutin6orlesstimes/o'clock,andpleasedonotletmestopfor5minutesafter
starting,andalsogivestoptimeastheabovefor3minutes
※Itbecomesthecauseoffailureoralifefall.
②Inthreephasetype,Itdoesnotstart,evenifitwillpushthe"START"button,ifthe
orderofapowersupplyisdifferent.Somethingshouldreplacetwo(L1andL3)among
threephase.
※Do not start in the state where the order to unite is different (electromagnetic
contactoriscompulsorilyoperatedwithafinger).Acompressorbreaksdown.
③Stopanaircompressorandextractresidualpressure,beforestoppingthismachine.
※Theairwhichisnotdehumidifiedmayflowtoasecondarysideofthismachine
④Anoperationsignalcanbetakenbetweenterminalnumber20and21
Contactcapacity:AC125V/DC110V，2A，62.5A，30W