DROPSA VIP4Air Owner's manual

Lubrication

System

VIP4AirPanel

UserandMaintenanceManual

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Originaltexttranslation

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C2033IEWK25/19

ManualdrawnupinaccordancewithCEDirective

06/42

www.dropsa.com

1.INTRODUCTION

2.GENERALDESCRIPTION

3.PRODUCT‐MACHINEIDENTIFICATION

4.TECHNICALSPECIFICATIONS

5.MACHINECOMPONENTS

6.UNPACKINGANDINSTALLINGTHEMACHINE

7.INSTRUCTIONSFORUSE

8.TROUBLESHOOTING

9.MAINTENANCEPROCEDURE

10.DISPOSAL

11.ORDERINGINFORMATION

12.DIMENSIONS

13.HANDLINGANDTRANSPORTATION

14.OPERATINGHAZARDS

15.PRECAUTIONS



TABLEOFCONTENTS

http://www.dropsa.com

ViaBenedettoCroce,1

Vimodrone,MILANO(IT)

t.+3902250791DropsaproductscanbepurchasedfromDropsabranchesandauthorizeddistributors,visit

www.dropsa.com/contactorcontactus[email protected]

1.INTRODUCTION

ThisuserandmaintenancemanualreferstotheVIP4Airair/oillubricationsystem.

Thismanualshouldbeconservedinsuchawaythatitremainsundamagedovertimeandisreadilyavailabletopersonnel

needingtoconsultit.

Furthercopiesofthismanual,updatesorclarificationscanbeobtainedbydirectlycontactingtheTechnicalSalesOfficeat

Dropsa.

Themanufacturerreservestherighttoupdatetheproductand/ortheuserandmaintenancemanualwithouttheobligationto

revisepreviousversions.Itishowever,possibletocontacttheTechnicalSalesOfficeforthelatestrevisioninuse,ortoconsult

ourwebsiteathttp://www.dropsa.com.

Theuseoftheequipmentreferredtointhismanualmustbeentrustedtoqualifiedpersonnelwithabasicknowledgeof

mechanics,hydraulicsandelectricalsystems.

Itistheresponsibilityoftheinstallertousetubingsuitableforthesystem;theuseofinadequatetubingcancauseproblems

withthepump,injurytopersonsandcreatepollution.

Looseningofconnectionscancauseserioussafetyproblems;carryoutacheckbeforeandafterinstallationand,ifnecessary

retightenthem.

Neverexceedthemaximumworkingpressurevaluespermittedforthepanelandthecomponentsconnectedtoit.

Beforeanymaintenanceorcleaningoperationdisconnectthepowersupply,closeofftheairsupplyanddischargethepressure

frominsidetheequipmentandthetubingconnectedtoit.

Donotsubjectthepanel,theconnections,thetubingorpartsunderpressuretoviolentimpacts;damagedtubingor

connectionsaredangerousandshouldbeimmediatelyreplaced.

Afterlongperiodsofinactivitycheckairtightnessofallpartssubjectedtopressure.

Personnelmustusepersonalprotectionequipment,clothingandtoolsadequateforthelocationandtheuseofthepanelboth

duringitsoperationandduringmaintenanceoperations.

Thepanel,andanyaccessoriesmountedonit,shouldbecarefullycheckedimmediatelyonreceiptandintheeventofany

discrepancyorcomplainttheDropsaSpASalesdepartmentshouldbecontactedwithoutdelay.

DropsaSpAdeclinestoacceptanyresponsibilityforinjuriestopersonsordamagetopropertyintheeventofthenon‐

observanceoftheinformationpresentedinthismanual.

Anymodificationtocomponentpartsofthesystemorthedifferentdestinationofuseofthissystemoritspartswithoutprior

writtenauthorizationfromDropsaSpAwillabsolvethelatterfromanyresponsibilityforinjurytopersonsand/ordamageto

propertyandwillreleasethemfromallobligationsarisingfromtheguarantee.

2.GENERALDESCRIPTION

TheVIP4Airpanelistobeutilizedfor‘onmandrel’applicationsandmachinetools.

Designedforhighperformanceatalowcost,itisdistinguishedbyitscompactness.

Thesystemiscomposedofacentralunitwhichcontrolsandmanagestheentiresystem.

Thecentralunitregulatesandcontrolsthefunctioningofthemodulardosesandmixers,whicharecomposedofpneumatically

controlledmini‐pumpsandthemixerbases.Themini‐pumpscanbefittedwithaseriesofspacersinordertovarytheflowrate

soastocoverawiderangeofneeds.Integratedinsidethemixerbaseisaflowcontrol,whichisutilizedbythecentralunitto

verifythecorrectfunctioningoftheequipment.

Themodulardesignofthesystemmakesitextremelyversatile;uptoamaximumof8mixerbasescanbeinstalled.

Thehightechnologyutilizedinthissystempermitsatotalcontrolofthelubricationcombinedwithasimplicityofinstallation

withoutresortingtosuperfluousconnections.

3.IDENTIFICATIONOFTHEMACHINE



Ayellowplateshowingtheproductcode,thesupplyvoltageandthebasiccharacteristicsismountedonthefrontoftheoiltank.



4.TECHNICALSPECIFICATIONS

CHARACTERISTICSVIP4Airlubricationpanel

Powersupplyvoltage24Vdc

110Vac

Absorbedpower10W

Airsupplypressure5‐ 8bar

Outputsignals Remotealarmcontact:max.250V1ANO/NC

Workingtemperature‐5‐ +55°C

Workinghumidity90%max.

ProtectionclassIP‐44

AdmissiblelubricantsOil

Oilviscosityatworkingtemp.32‐ 220cSt

Conservationtemperature ‐20‐ +65°C



WARNING:DONOTsupplythemachinewithvoltagesorpressuresotherthanthoseindicatedonthespecificationplate.



5.DESCRIPTIONOFCOMPONENTS



CentralVIP4AirUnit

Thecentralunitofthelubricationsystemiscomposedofthethreeelements:

 aTank,madeoftransparentplasticmaterial,compatiblewithlubricantsonthemarket.

 anaircontrolsystemcomposedofapressureregulator,appliedlaterally,andasolenoidvalve,whichcanblocktheairflow.

 theVIP4Airpanelmanagesandcontrolstheentirelubricationprocess:thetimeintervals,thelubricationflowrate,theair

pressureandtheoillevel.Inadditionitprovidesforprimingcycles(airventing).



PneumaticMini‐pump

Themini‐pumpsemployedareparticularlysmallandareinstalledonthemixerbases.Theycanbefittedwitharangeofspacers

whichservetovarytheflowrate.Thefollowingtabledetailshowtorecognizetheseandindicatestherelativepartnumbers.To

changethespacersproceedasfollows:



1. Unscrewandremovethebrasscap(A).

2. Rotateshaft(B)untilthehole(C)alignswiththerelativeslot.

3. InsertaØ2mmtommybarinhole(C).

4. Unscrewhex.nut(D)usinga5,5mmspanner.

5. Slideoffthespacer(E)andreplaceitwiththerequiredone.

6. Replaceandfullytightennut(D),removethetommybarandreplacecap(A).

N°OFNOTCHESFLOWRATE

(mm3/cycle)

SPACER

PARTNUMBER

1303233188

3153233191

473233193

Notches

Mixerbasewithflowratesensor

Inthemixerbasethereisanintegratedlubricationdetectorsystemwithaself‐settingsensor.Thissensordoesnotrequiretobe

regulatedorcalibratedasitautomaticallyadaptstothefunctioningconditionsandthetypeoflubricant.

Thedetectionsystemisinterfaced,bymeansofanelectricalconnectioncompletelyintegratedintothemixerbase,withthe

VIP4Airpanelmountedonthecentralunit.Whereananomalyoccursthisisdetectedbythecentralunit,whichsignalsthe

error.

ThefunctioningisalsoindicatedbyanLEDmountedonthebaseitself.



WhentheVIP4Airstartsalubricationcycle,theLEDlocatedonthemixerbaseilluminates(ON)untiltheendofthelubrication

cycle.DuringthepausetheLEDisnotilluminated(OFF).

Oil filler

cap

Pressure

regulator

Mini-pump

Solenoid valve

Mixer base

Central

unit

Tank

6.UNPACKINGANDINSTALLINGTHEPUMP



6.1UNPACKING



Onceasuitablelocationhasbeenidentifiedfortheinstallation,openthepackageandremovetheequipment.Checkthatthe

VIP4Airhasnotsustaineddamageduringtransportandstorage.

Thepackagingmaterialdoesnotrequireanyspecialdisposalprecautions,notbeinginanywaydangerousor.



6.2MOUNTINGTHEVIP4AirPANEL



Provideadequatespacefortheinstallation,leavingaminimumroomof100mmaroundthepanel.MounttheVIP4Airpanelat

shoulderheighttoavoidunnaturalpostureorthepossibilityofobscuringthecontrolpanelorofsustainingimpacts.Donot

installtheVIP4Airinparticularlyaggressiveorexplosive/flammableenvironmentsoroncomponentssubjecttovibration.

OnlyusethesuppliedmountingbracketwithN°2holesforØ6mmbolts.



6.3MOUNTINGTHEMINI‐PUMPSONTHEMIXERBASES(forreplacementoraugmenting)



Themini‐pumpsaremountedonthemixerbasesutilizingtwosecuringscrews.

Particularattentionshouldbepaidtothecorrectpositioningoftheo‐ringsbetweenthemini‐pumpandthemixerbase(see

diagrambelow).



6.4MOUNTINGTHEDOSERASSEMBLYONTHEPUMP(forreplacementoraugmenting)



Toinstallanewmixerunitproceedasfollows:

1. DisconnecttheelectricalpowersupplyfromtheVIP4Airpanelandemptythetankofoil.

2. Disconnecttheairsupplyfromthesolenoidvalveandremovethethreesecuringscrews.

3. Unscrewthescrewswhichsecuretheblankingplate.

4. Connectthenewbase,insertingtheelectricalbridge,payingparticularattentiontothealignment.Securetheunitusingthe

twoscrewssuppliedforthepurpose.

5. Repositiontheblankingplateandtherelativesolenoidvalve.



Securing screws

Mini-pump

Seals

Mixer base

Grub screw

Seals

Base

ssembl

Securin

screws

Electrical

bridge

6.5HYDRAULICCONNECTIONS



Theonlyconnectiontobeundertakenisthatoftheindividualpumps,providedwithpush‐inconnections,tothe

lubricationpoint.ThetubingmustbeinØ4mmnylon(obtainablefromDropsa).



6.6PNEUMATICCONNECTIONS



Connecttheairinputtothepush‐inconnectorofthesolenoidvalveutilizingØ6mmnylontubing,andprovideastop

valvetopermitshuttingoffthesupply.



6.7ELECTRICALCONNECTIONS



Beforecarryingoutanyoperationcheckthetypeofsupplynecessaryforthemachineasshownonthelabellocated

neartheconnector.

Thepanelistobeinterconnectedwiththeemergencystopswitchofthemachineitisserving.

For110Vsupplytheusermustprotecttheinstallationwithamagneto‐thermicdifferentialINswitchmax.2Amp,

Idn0.03Amp.ForsafetypurposestheAlarmcontact(NO/NC)mustbeconnected.

Fortheelectricalconnectionsrefertothefollowingdiagramrepresentingthelubricationpanelconnections.

Note:Thefemaleconnectorispurchasedseparately(see“Accessories”)

N.B.:Afterallconnectionshavebeencompletedensurethetubingandcablesareprotectedfromimpactsandaresuitably

secured.



7.INSTRUCTIONSFORUSE



7.1STARTINGTHEVIP4AirPANEL



BeforeusingtheVIP4Airpanel,itisnecessarytocarryoutsomepreliminarychecks:

- checktheintegrityoftheequipment

- checkthattheelectricalandpneumaticconnectionshavebeeneffectedcorrectly

- enterthedatainsidetheVIP4AirPanel



7.2METHODOFFUNCTIONING



Stage1–Initialfunction–Primemode

SimultaneouslypresstheMODEand↓keysforatleast10seconds.ThepumpgoesintothePrimemode,executing

aseriesoflubricationcycles,with1secondoflubricationand1secondofpause,necessarytoeliminatealltracesof

airfromthesystem,foranoveralldurationof10minutes.

Attheendofthiscycle,thePaneleffectsonelubricationcycleandcarriesoutaverificationofthelubrication.If

therearenoalarmsitproceedstoStage3.



Stage2–Initialfunction‐Set‐up

PresstheMODEkeyfor10secondstoentertheconfigurationmenu.Allthebasicfunctionsnecessaryforthecorrect

functioningoftheequipmentareenteredduringthisSet‐upfunction.Toregulateseetheparagraphonregulation.



1639115‐ConnectandCableassembly2mt

1639121

L=2m

Pin/Wire 24VVers. 110VVers.

10V

224Vdc/

3/110Vac

4NCAlarm

5Com.Alarm

NOAlarm

Ground

Stage3–Normalfunction

Onswitchingonthecycleisautomaticallyactivated.Duringthepausetimethedisplayshowsalternatelythetime

remainingofthecycleandthemixerairpressure.AtthesametimetheLEDsatthesideofthedisplayare

illuminatedalternately.

Bypressingthe↑keyitispossibletofreezethedisplayofthemixerairpressurereadinguntilthekeyisreleased.

Bypressingthe↓keyitispossibletofreezethedisplayofthetimerreadinguntilthekeyisreleased.



Stage4–Alarmfunction

Inthealarmmodethedisplaystartsblinkingdisplayingtheerrorcode(seethe“troubleshooting”paragraph).

Whentheconditionshavebeenrestored,theRESETbuttonmustbepressedtoreturntonormalfunctioning.



7.3REGULATION



Toregulatealltheparameters,startthepumpandpresstheMODEkeyfor5seconds.Subsequentlyfollowthe

instructionsgiveninthetablebelow.

PressingtheMODEkeypassesfromoneoptiontothenext.

PARAMETERSDISPLAYDESCRIPTIONOPERATIONDEFAULT

Cyclecontrol

time

Themax.timeissetwithinwhichthedeliveryof

lubricantmustbeconfirmed.Therangeofregulationis

00‐60seconds

Enterthedesiredvaluesusingthe

↑and↓keys

5s



Pumprecharge

time

Pausetimeforrechargingthepump.Therangeof

regulationis0.0‐9.9seconds.

Enterthedesiredvaluesusingthe

↑and↓keys1.5s

Pausecycle



Intervaloftimebetweenonelubricationcycleandthe

next.Thecountcommenceswhenthedeliveryof

lubricantisconfirmed.Rangeofregulationis

00.00‐99.59minutes.

Enterthedesiredvaluesusingthe

↑and↓keys

User

discretion

Inversionof

solenoid

command

Relayfunction;1forNC,

0forNO.



Donotalter1

N°ofcontrol

elements

Numberofelementsinstalledwithflowcontrol.Ifthe

value0isset,beforeenteringinpause(pausetime),all

thetimeouttimemustpass.Rangeofregulation0‐99

elements.

Enterthedesiredvaluesusingthe

↑and↓keys

Min.1

Max.8

Max.air

Max.limitofmixerairpressure.Enteringthevalue0the

alarmisdisabled.Rangeofregulation0.0‐7.0bar

Enterthedesiredvaluesusingthe

↑and↓keys

User

discretion

Min.air

Min.limitofairpressure.Rangeofregulation0.0‐7.0

bar.

Enterthedesiredvaluesusingthe

↑and↓keys

User

discretion

Minimumoil

levelAlarmfunctionforminimumoillevel.

Enteringthevalue0anerroris

displayedbuttheVIP4Air

continuestooperate.

Enteringthevalue1anerroris

signaledandtheequipmentstops.

1

Systemstartpre‐

cycle

Numberofstartcyclesforsystempre‐lubrication.Range

ofregulation00‐60.

Enterthedesiredvaluesusingthe

↑and↓keysbearinginmind

thatthevalueofcyclesentered

mustbedoublethatofthedesired

value.

6

Cyclesoffault Numberofconsecutivefaultcyclesneededforanalarm.Enterthedesiredvaluesusingthe

↑and↓keys.2

AlarmStatus

Settheactiontotakeafteranalarm:

1=stopthelubricationcycles

0=Donotstopthelubricationcycles

Enterthedesiredvaluesusingthe

↑and↓keys.1

Alarmcoded

Settheoptionforalarmoutput:

1=Codedalarm(seePhar.8.1)

0=Standardalarm



Setthevalueby↑and↓buon0

7.4OUTLETSCOMBINEDFLOWDATA



8outlets

combinedflow

NylonTube

Ø4x2,5

Airinlet

(bar)

Airflow

Nm3/h

13,0

25,5

38,1

411,3

515,0

618,3

719,2

820,5

8outlets

combinedflow

NylonTubo

Ø6x4

Airinlet

(bar)

Airflow

Nm3/h

13,9

28,2

312,0

416,3

520,3

622,2

722,9

823,4

8outlets

combinedflow

NylonTubo

Ø6x4

Airinlet

(bar)

Airflow

Nm3/h

14,0

28,4

312,2

416,7

520,6

622,6

722,9

823,4

8.TROUBLESHOOTING



Thefollowingisadiagnostictablegivingthemainanomalies,theprobablecausesandpossiblesolutions.

If,afterconsultingthisdiagnostictable,theproblemremainsunresolved,donotattempttodisassemblethemachinelooking

forfaults,butcontacttheEngineeringDepartmentatDropsawithanasfullydetaileddescriptionaspossibleoftheanomaly.



DIAGNOSTICTABLEFORTHEVIP4AIRPANEL



ALARMSIGNAL



A‐PF

Pumpcycle



A‐AH

Airhigh



A‐AL

Airlow



A‐LL

Oillevel



A‐PE

Pre‐cycle



DESCRIPTIONOFDEFECT



o Theflowsensorhasnot

detectedthecorrectdose.



o Airpressuretoohigh



(couldbepluggedair/oilline)



o Airpressuretoolow



(couldbebrokenair/oilline)



o Lowoillevel



o Nopre‐cyclereading





CAUSE/INTERVENTION



o Presenceofairinthecircuitcausingincorrectdelivery.Carryout

Primingcycle.

o Pumpdefective.CarryoutPrimingverifyingthedeliveryoflubricantat

theoutlet.

o Flowsensordefective.Checkthesensorelectricalconnectionsor

replaceit.

o Checktheoillevelinthetank.



o Checkthepressureonthedisplayandregulateitontheexternal

reducer.Tofacilitatetheoperationpressandholddownthekeyto

freezetheairpressuredisplay.Thealarmdependsonthevalue

enteredduringset‐up.



o Checkthepressureonthedisplayandregulateitontheexternal

reducer.Tofacilitatetheoperationpressandholddownthekeyto

freezetheairpressuredisplay.Thealarmdependsonthevalue

enteredduringset‐up.



o Addoiltothetank.Warning:ifthelowoillevelalarmfunctionisnot

enabled,therewillbeanalarmsignalbuttheequipmentwillnotbe

stopped.



o Presenceofairinthecircuitcausingincorrectdelivery.Carryout

Primingcycle.

o Pumpdefective.CarryoutPrimingverifyingthedeliveryoflubricantat

theoutlet.

o Flowsensordefective.Checkthesensorelectricalconnectionsor

replaceit.

Checktheoillevelinthetank.



8.1CODEDALARM

TheVIP4airisabletosendawarningcodedtohighlightthetypegeneratedalarm.Youdoitswitchingthealarmrelaywith

1spulsesand5spauseparameters.Followingtableshowthecodealarmlistofcodedalarm(AC=1).



CODETYPEALARMSIGNAL

ALARM01 LOWLEVELA‐LL

ALARM02 CYCLETIMEOUT A‐AH

ALARM03 BOOSTWARNING A‐AL

ALARM04 THERMALPROT. A‐PE

ALARM05 PSALREDYONA‐PF

9.MAINTENANCEPROCEDURE

Thepumphasbeendesignedandconstructedsoastoreducemaintenancetoaminimum.

Tosimplifymaintenanceitisrecommendedthattheequipmentbemountedinaneasilyreachedlocation(seeparagraph7.2).

Periodicallycheckthetubingconnectionsforleaks.Alwaysmaintaintheequipmentinacleanconditioninorderthatanyleaks

willbeimmediatelyevident.

WhennecessaryreplacetheoilfillingfilterP/N3130139.

Periodicallyemptythepressureregulatorcondensatetrapbyrotatingthesmallredvalvelocatedatitsbase.

Themachinedoesnotrequireanyspecialtoolsforcarryingoutchecksand/ormaintenancetasks.Itisrecommendedthat

suitabletoolsandpersonalprotectionclothing(gloves)areusedinaccordancewithLegislativeDecree81/2008(SafetyatWork

legislation),andthattheyareingoodconditioninordertoavoidinjurytopersonsanddamagetothemachine.

Ensurethatelectrical,pneumaticandhydraulicsuppliesaredisconnectedbeforeundertakinganymaintenancetasks.

10.DISPOSAL

Duringthemaintenanceofthemachine,orintheeventofitsbeingscrapped,donotdiscardpollutingcomponentsinthe

environment.Refertolocalregulationsfortheircorrectdisposal.Atthetimeoffinaldisposalofthemachineitisnecessaryto

destroytheidentificationplateandallotherdocumentation.

11.ORDERINGINFORMATION



VERSIONS



N°ofDosers VIP4Air‐24VdcVIP4Air‐110Vac

131350643135065

23135055 3135056

331350673135068

431350703135071

531350733135074

631350763135077

731350793135080

831350823135083



ACCESSORIES



PARTNUMBERDESCRIPTION

3044335Tankcomplete

3130139Filter,filling,oil

3155148Solenoidvalve24Vdc

3155149Solenoidvalve110Vac

1524408Mixerbasewithflowcontrol

3103115CMini‐pump,pneumatic,completewithsetofwashers+2screws 14067

3233193Washerfor7mm3

3233191Washerfor15mm3

3233188Washerfor30mm3

5717300Tube,flexibleØ4

5717301Tube,flexibleØ6

1639111Box,connection,powersupply24Vdc

1639112Box,connection,powersupply110Vac

1639115Connector+connectioncable(2m)

3194003Connector

3133283Kitfor3103115

–

3103116mini‐pumps



15.DIMENSIONS



NumberofelementsHeightA(mm)Weight(Kg.)

13313.8

23594.3

33874.8

44155.3

54485.8

64716.3

74996.8

85277.3

Tube

Tube Ø 6

ir inpu

13.HANDLINGANDTRANSPORT



PriortodispatchVIP4Airlubricationpanelsarecarefullypackedinacardboardcarton.Duringtransportationandstorage

maintaintheequipmenttherightwayupasindicatedonthecarton.

Onreceipt,checkthatthepackagingisnotdamagedandstoretheequipmentinadryplace.

Giventhelightnessoftheunit,liftingdevicesarenotrequiredforitshandling.Theboxisfittedwithsuitablehandlingdevices.



14.PRECAUTIONSINUSE



Itisnecessarytocarefullyreadthewarningsandtherisksinvolvedinusingthelubricationpanel.Theoperatormustunderstand

thefunctioningoftheunitbystudyingtheuser’smanual.



Electriccurrents

Nointerventionmustbeattemptedontheequipmentwithoutfirsthavingdisconnectedtheelectricalpowersupplyand

ensuringthatitcannotbereconnectedduringtheintervention.

Allinstalledequipment,electrical,electronic,tankandbasestructure,mustbeconnectedtothegroundlineutilizingthe

terminalsfittedtoeachcomponent.

Flammability

Theoilemployedinthelubricationcircuitisnotnormallyflammable.Itisnonethelessindispensabletotakeeveryprecaution

againsttheoilcomingintocontactwithveryhotpartsoropenflames.

Pressure

Priortoanyinterventionontheequipmentensurethatpressureisreleasedfromallbranchesofthelubricationcircuit.Failure

todothiscouldresultinoilbeingdischargedunderpressurewhereconnectionsorcomponentsaredisassembled.

Noise

TheVIP4Airlubricationpaneldoesnotemitexcessivenoise,remainingbelow70dB(A).



WARNING:beforecarryingoutthereplacementofthemini‐pumps,emptythetankoflubricant.

15.CONTRAINDICATIONS



TheVIP4Airpaneldoesnothaveanyparticularcontraindicationsexceptforthefollowingpoints:

 Theoperatorcomingintocontactwithfluidduetobreakage/openingofsupplytubing.

Theoperatormustbefurnishedwithsuitablepersonalprotectionclothing/equipment.

 Abnormalposture.

Takenoteoftheindicationsshowninparagraph10.2.

 Contactwithoilduringfilling/maintenance.

 Useofunsuitablelubricants.

Maininadmissiblefluids.



Fluid Danger

Lubricantswithabrasiveadditives Highwearrateofcontactedparts

LubricantswithsiliconbasedadditivesSeizureofthepump

Petrol

–

solvents

–

flammableliquidsFire

–

explosion

–

damagetoseals

CorrosiveproductsCorrosionofthepump

–

injurytopersons

WaterOxidationofthepump

FoodsubstancesContaminationofthesubstancesthemselves



DROPSA VIP4Air Owner's manual

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