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Blitz VERSA DZ Series Operating Instructions Manual

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Type
Serial number Date
Operating Instruction
VERSA piston compressors
VERSA booster compressors up to 35 bar
Rev D 102619 08/2018
EC Declaration of Conformity
according to EC directive 2006/42/EC on machinery
(Annex II A)
Name and address of the manufacturer
BlitzRotary GmbH
Hüfinger Str.55
78199 Bräunlingen, Germany
This declaration relates exclusively to the machinery in the state in which it was placed on the market, and excludes
components which are added and/or operations carried out subsequently by the final user. The declaration is no more valid,
if the product is modified without agreement.
Herewith we declare, that the machinery described below
product denomination Piston Compressor
model / type
VARIS VDZ; VDZH; VDZS; VDZHS; VDZD; VDZHD; VGZ; VGZH; VZ; VZH
VERSA DZ; DZH; DZS; DZHS; GZ; GZH; DZHP; GZHP; HV; NV;
DZNT; DZNDT; GZNT; GKTE; GKTZ; GKTZH
TWIN Airmobil; Airstation; Hobby; Maximat; Maximat Pro; Kitty II; Whisper; Medicus; VX
DKD; DET; DEDT; GET; BKE; BKZ; BKES; BKZS; GKE; GKZ
FORMULA 28M; 36M; 57M; 38H; 52H; 65H; 38V; 52V; 65V
TOURING GT30H; GT42H; GT50H; GT32V; GT42V; GT50V;
machinery- / serial number .............................................
Year of manufacture .............................................
is complying with all essential requirements of the Machinery Directive 2006/42/EC.
In addition the partly completed machinery is in conformity with the EC Directives 2014/30/EU relating to electromagnetic
compatibility and 2014/35/EU relating to electrical equipment (Protection objectives have been met in accordance with Annex
I No. 1.5.1 of the Machinery Directive 2006/42/EC)
In addition the partly completed machinery is in conformity with the EC Directives 2014/29/EU relating to simple pressure
vessels directive.
Harmonised Standards used
Compressors and vacuum pumps - Safety requirements
Safety of machinery - Electrical equipment of machines
EN 1012-1:2011-02
EN 60204-1:2014-10
EN ISO 12100:2011-03 Safety of machinery - Basic concepts
Other technical standards and specifications used:
The person authorised to compile the relevant technical documentation:
BlitzRotary GmbH; Hüfinger Str. 55, 78199 Bräunlingen
Place : Bräunlingen
Date : 09.08.2018
______________________
Frank Scherer
Managing Director
Hier Typenschild einkleben
Typ
Baujahr
Seriennummer
2 102619 03/13
Operating Instruction
Component overview
Fig.1: Component overview
1 Testange
2 Pressuregauge
3 Pressureswitch(operatingswitch)
4 Safetyvalve-ultimatepressure
5 Motor
6 Beltguard
7 Suctionlter
8 Compressoraggregate
9 Safetyvalve-intermediatepressure
10 Compressedairoutlet
11 Compressed-airreservoir
12 Condensationwaterdrain
3102619 03/13
Operating Instruction
Index
1 Fundamental safety instruc-
tions
1.1 Designateduse
Thecompressorsystemisintendedexclusively
forthegenerationofcompressedair.Anyother
useshallbeconsideredanundesignateduse.
1.2 Fundamentalmeasures
• Neverpointcompressedairatpersons.
• Observetheseoperatinginstructions.
• Keeptheseoperatinginstructionsavailable
atthelocationofuseatalltimes.
• Observetheregularmaintenancedead-
lines(cf.chapter6“Maintenanceplan”).
• UseoriginalBLITZpartsandapproved
operatingmaterialonly.
• Donotusecompressedairforbreathing
withoutcorrespondingtreatment.
• Donotmodifythesystem.
• Usemountingpartsanddevices
downstreamfromthecompressorwhich
havebeendesignedforthemaximumope-
ratingoverpressureofthecompressor.
• Inyourcapacityasproprietor,pleaseensu-
rethatallsafetyregulationsareobserved
bytheoperatingstaff.
• Donotusethecompressorasaclimbing
aid.
1.3 Descriptionofsymbolsandno-
tes
Danger
Mortaldangerandriskofinjury.
Caution
Damagetoproperty..
Informationandtips.
Index
1 Fundamental safety instructions ..... 3
1.1 Designateduse ................................... 3
1.2 Fundamentalmeasures ...................... 3
1.3 Descriptionofsymbolsandnotes ....... 3
2 Transport and storage ...................... 4
2.1 Transport ............................................. 4
2.2 Storage ................................................ 4
3 Mounting ............................................ 4
3.1 Mountingconditions ............................ 4
3.2 Compressed-airport ........................... 5
3.3 Electricalconnection ........................... 5
4 Operation ........................................... 7
4.1 Safetyinstructions ............................... 7
4.2 Switching the unit on ........................... 7
4.3 Dailycheck-ups ................................... 7
4.4 Switchingtheunitoff ........................... 7
4.5 OriginalBLITZaccessories ................. 7
5 Inspection and servicing .................. 8
5.1 Safetyinstructions ............................... 8
5.2 Checkingandtoppinguptheoillevel . 8
5.3 Changingtheoil .................................. 9
5.4 Drainingthecondensationwater ......... 9
5.5 Checkingandchangingthe
suctionltercartridge .......................... 9
5.6 Tighten the screw connections. ........... 9
6 Maintenance schedule .................... 10
7 Trouble shooting ..............................11
Technical annex
4 102619 03/13
Operating Instruction
Transportandstorage
2 Transport and storage
2.1 Transport
Danger
Mortaldangercausedbyincorrect
transport.
• Neverliftthecompressorbythefan
cover.
• Onlyusesuitableliftinggearwith
thecorrespondingweight-bearing
capacity(fordataonweight,please
refertochapter“Technicalannex”).
• Fastenandsecurethesystemwith
beltsatthecorrespondingpoints.
• Secureswivellingandlooseparts.
• Transportthecompressorbymeans
ofcranehooks,fork-lifttruckand
elevatingtruckonly.
• Neverremainundersuspended
loads.
• Depressurisethecompressorprior
toanytransport.
2.2 Storage
Storethecompressorinadrylocationprotec-
tedagainstweatherinuence.Ambienttempe-
rature:-10°Cto+50°C.
PleaseordertheBLITZconservationinstruc-
tionsincaseofstorageofoversixmonths.
3 Mounting
3.1 Mountingconditions

Checkthecompressorfordamageduring
transport.
Ambientconditions
Danger
Mortaldangerandexplosionhazard
whencaustic,inammableorpoisonous
gasesaredrawnin.
• Donotoperatethecompressorin
explosivesurroundingsorinthe
vicinityofopenamesandying
sparks.
Caution
Wrongmountingwillcausedamageto
the compressor.
• Ensuresufcientventilationofthe
compressor room.
• Donotoperatethecompressorin
the open.
Thespacebetweenthecompressorandthe
wallhastobeatleast40cm(cf.Fig.2:Locati-
on).Thecompressorhastobeeasilyaccessib-
lefromallsides.Theambienttemperaturehas
tobebetween5°Cand40°C.
Fig.2:Location
> 40 cm
+5°C - +40 °C
5102619 03/13
Operating Instruction
Mounting
Ground

Placethecompressoronahorizontaland
planesurface.
Thegroundhastohaveasuitableload-bea-
ringcapacity.BLITZoffersspecialsolutionsfor
inclinedsurfaces.
BLITZrecommendstheuseofrubber-metal
connectionstopreventvibrations.
3.2 Compressed-airport
Theconnectiontothecompressed-airduct-
worksystemmaybecarriedoutonlybytrained
expertsorbystaffmembersofBLITZCompa-
ny.
Danger
Dangerofinjurybypressureinthepi-
pes.
• Ventthepipestowhichthecom-
pressorisconnected.
Useaexiblehosetoconnectthecom-
pressortothesupplynetwork.Thus,
stresscracksandsoundbridgesare
prevented.
Observethetechnicaldatafortheconnection
ofcompressedair(cf.chapter“Technicalan-
nex”).
3.3 Electricalconnection
Theconnectiontotheelectricalpowersystem
maybecarriedoutonlybyadequatelytrained
expert.
Danger
Mortaldangercausedbyelectricvolta-
ge.
Compressorsystemshavetobettedwitha
powerswitchoraplugconnectiontointerrupt
thepowersupply.Compressorsystemswitha
motorcapacityofmorethan3kWor16Amps
havetobettedwithalockablepowerswitch
andupstreamfuses.
Inthisrespect,pleaserefertothecircuit
diagraminthechaptertitled“Technical
annex”orintheswitchcabinetaswell
astothefollowingconnectionconditi-
ons.
Checkingtherotatingdirection
Caution
Firehazardanddamagetocompres-
sorincaseofwrongpolarisationofthe
motor.
• Carryoutthecheckoftherotating
directionasdescribedbelow:

Pleaserefertochapter4.2titled“Switching
theuniton”.

Brieyswitchtheoperatingswitchonand
off.Thecorrectrotatingdirectionofthefan
hasbeenmarkedbyanarrowonthefan
cover.

Changethepolesoftheelectricconnection
ofthemotorincaseofawrongrotating
direction.
6 102619 03/13
Operating Instruction
Mounting
Electricalconnectionconditions
Theconnectiontotheelectricalpowersystem
maybecarriedoutonlybyadequatelytrained
expert.
Caution
Neitherovervoltagenorundervoltageshouldbeexceededby10%.
Thisunitisintendedforoperationonapowersupplynetworkwithamaximumsystem
impedanceZmaxattheinterconnectionpoint(houseserviceline),whichislistedinthe
tablebelowindependenceoftheperformance.Theusershallhavetoensurethattheunit
isoperatedonlyonapowersupplynetworkwhichmeetstheserequirements.Ifandwhen
necessary,thelocalpowersupplycompanycanprovideinformationonthesystemimpe-
dance.
400V-50Hz3Ph. 230V-50Hz1Ph.
Motor out-
put
Nominal
motor cur-
rent
Protection
–star-delta
start
Protection
–direct
start
Power
supply
lead
Fuse Power
supply
lead
Maximum
system
Impedance
Zmax
kW A A A mm² A mm² Ω
1,1 2,6 6 4G2,5 16 3G2,5
1,5 3,5/4,1 10 4G2,5 16 3G2,5 -/0,254
2,2 5,0/6,0 16 4G2,5 16 3G2,5 0,127/
0,143
3,0 6,6/8,1 16 4G2,5 0,118/
0,106
4,0 8,5 16 20 4G2,5/
5G2,5
0,072
5,5 11,5 20 5G2,5 0,102
7,5 15,5 25 5G4
11,0 22,5 35 5G6
15,0 30,0 50 5G10
18,5 36,0 50 5G10
22,0 43,0 63 5G16
30,0 58,0 80 5G25
Tab.1:Characteristicvaluefortheelectricalconnection
Theconductorcrosssectionsmentionedareguidelinevaluesforamaximumleadlengthof50m
atatemperatureof30°C.Useatime-lagfusesor“glfuses”.
• 220/240Vsystemsrequireathree-core1P/N/PEcable.
• 380/400Vsystemsrequireafour-core3P/PEcablefordirectstart.
• 380/400Vsystemsrequireave-core3P/N/PEcableforstar-deltastart.
7102619 03/13
Operating Instruction
Operation
4 Operation
4.1 Safetyinstructions
• Neverpointcompressedairatpersons.
• Donotusecompressedairforbreathing
withoutcorrespondingtreatment.
• Usemountingpartsanddevices
downstreamfromthecompressorwhich
havebeendesignedforthemaximumope-
ratingpressureofthecompressor.
• Donotreachintotherotatingwheelswhen
thecompressorisoperational.
• Touchthecompressorsystemattheon
andoffswitchonlyduringandshortlyafter
operation.Hotsurfacecancausesevere
injuries.
• Switchthecompressoroffimmediatelyin
caseoffaults.
• Keepcombustiblematerialsawayfromthe
compressorsystem.
• Operatethecompressoronlywithsuction
lterandclosedfancowland/orbeltguard.
• Operatethecompressoronlyattheper-
missibleoperatingpressureofthepressure
reservoir.
• Tightenthescrewconnectionsofthepres-
sure pipes.
• Weartight-ttingworkclothswhenhandling
the compressor.
• Weargogglesandearmuffswhenworking
withcompressedair.
• Wearahairnettoprotectlonghairand
removeanylosejewellery.
• Checkthecablesfordamageinregular
intervals.
• Keepdomesticanimalsandchildrenaway
fromthecompressorsystem.
• Switchthecompressoroffwhennotnee-
ded.
• Whenoperatingthecompressorwithan
engine,pleaseobservetheadditionalsafe-
tyinstructionsintheoperatinginstructions
enclosed.
4.2 Switching the unit on

Checktheoillevelthroughtheoillevel
inspectionglassandtopuptheoil,ifand
whennecessary(cf.chapter5.2“Checking
andtoppinguptheoillevel”).

Setthepowerswitchtoonorpluginthe
powerplug.

Settheoperatingswitchtoposition1(cf.
Fig.1:Componentoverview).
Thecompressorwillstartupautomatically
whenthepressureinthenetworkislowerthan
thecut-inpressureset.Theunitwillstopauto-
maticallywhentheoperatingpressureismade
inthenetwork.
Incaseoffaults,pleaserefertochapter7titled
“Troubleshooting”formorehelp.
4.3 Dailycheck-ups
• Drainthecondensationwateratthecom-
pressed-airreservoir(cf.chapter5.4“Drai-
ningthecondensationwater”).
• Checktheoillevelofthecompressor(cf.
chapter5.2“Checkingandtoppingupthe
oillevel”).
4.4 Switchingtheunitoff

Settheoperatingswitchtoposition0(cf.
Fig.1:Componentoverview).

Setthepowerswitchtoofforremovethe
powerplug.
4.5 OriginalBLITZaccessories
BLITZoffersyouthefollowingaccessories:For
moreinformation,pleaserefertotheBLITZ
pricelistordirectlytoBlitzRotary.
Compressed-airlter
Tocleanthecompressedairforspecialappli-
cations.
Coldorabsorptiondrier
Topreventfaultsofthecompressedairduct-
worksystem,compressed-airtools,instru-
mentsandcontrolscausedbyhumidair.
Automaticcondensationwaterdrain
Tospareyouthedailydrainingofcondensation
water.
8 102619 03/13
Operating Instruction
Inspectionandservicing
Oilandwaterseparator
Istteddownstreamofthecondensationwater
drain.Theseparatedwatercanberemoved
directlyintothesewersystem.
Rubber-metalconnection
Toreducevibrations.
Sound-absorbinghood
Toreducenoiseemissions.
Formoreinformationontheseand
otherpneumaticaccessories,pleasere-
fertoBLITZ.Ouraddressisonthelast
pageoftheseoperatinginstructions.
5 Inspection and servicing
5.1 Safetyinstructions
Theinspectionandservicingmaybecarried
outbyexpertsortrainedpersonsonly.
• Switchthecompressoroffforallservicing
work,andprotecttheunitagainstunintenti-
onaloperation.
• Priortoanyservicingworksetthepower
switchtoofforremovethemainsplug.
• UseoriginalBLITZpartsandapproved
operatingmaterialonly.
• Afterhavingcompletedtheservicingwork
tightenallscrewsagain.
• Depressurisethecompressorpriortoany
servicingwork.
• Touchthecompressorsystemattheon
andoffswitchonlyduringandshortlyafter
operation.Permitthecompressortocool
downpriortoanyservicingwork.Hotsur-
facescancausesevereinjuries.
5.2 Checkingandtoppinguptheoil
level
2
1
3
Fig.3:Compressoraggregate
1 Oilinspectionglass
2 Oildrainplug
3 Oilllerneck
Checkingtheoillevel

Usetheoilinspectionglass1tocheckthe
oillevel.

Theoillevelhastobewithintheredcircle
intheoilinspectionglass.

Checkwhethertheoilhasamilkydiscolo-
rationorcontainswaterdrops(formeasu-
res,pleaserefertochapter7titled“Trouble
shooting/Milkycolouroftheoil,water
dropsintheoil”).
9102619 03/13
Operating Instruction
Inspectionandservicing
Toppingupoil
Donotmixdifferenttypesofoil.Ex-
clusivelyusetypesofoilspeciedby
BLITZ.

Switchthecompressoroffanddepressu-
rise.

Unscrewtheoilllerneck3(cf.Fig.3:
Compressoraggregate).

Slowlylltheoiluntiltheoillevelinoilin-
spectionglass1iswithintheredcircle.

Screwontheoilllerneck.
Typesofoil
Innormalmountingconditions(see3.1„Mount-
ingConditions“)upto16bar,llwithGroup
VDLmineralcompressoroilofviscosityclass
VG100.
Innormalmountingconditions(see3.1„Mount-
ingConditions“)over16bar,llwithGroup
VDLsyntheticcompressoroilofviscosityclass
VG150.
BLITZwillprovideinformationonoilforspecial
applications.
5.3 Changingtheoil
Danger
Scaldinghazardbydraininghotoil.
• Slowlyopentheoilllerneck.
• Avoidskincontactwithhotoil
Usedoilhastobedisposedofaccord-
ingtothelocalenvironmentalregula-
tions.

Switchthecompressoroffanddepressu-
rise.

Unscrewtheoilllerneck3(cf.Fig.3:
Compressoraggregate).

Undooildrainplug2inoperationallywarm
condition.

Draintheoilintoasuitablecontainer.

Closetheoildrainplug.

Slowlyllnewoil(cf.chapter5.2“Typesof
oil”)untiltheoillevelinoilinspectionglass
1iswithintheredcircle.

Screwontheoilllerneck.
5.4 Drainingthecondensationwater
Requiredonlyincaseofcompressorswith
compressed-airreservoir.
Thecondensationwatercontainsoil
andhastobedisposedofaccordingto
thelocalenvironmentalregulations
Draincondensationwatereveryday,ifnoau-
tomaticcondensationwaterdrainagesystem
hasbeentted(cf.chapter4.5“OriginalBLITZ
accessories”).

Switchthecompressoroffanddepressuri-
se.

Placeasuitablecollectingpanbelowthe
condensationwaterdrainonthelowerside
ofthecompressed-airreservoir(cf.Fig.1:
Componentoverview).

Opencondensationwaterdrain.

Closethecondensationwaterdrainwhen
noliquidescapesanymore.
5.5 Checkingandchangingthesuc-
tionltercartridge

Removethecoverofthesuctionlter(cf.
Fig.1:Componentoverview).

Incaseofseveresoiling,immediately
replacethesuctionlter(cf.listofBLITZ
sparepartsinthechaptertitled“Technical
annex”).

Retthecoverofthesuctionlter.
5.6 Tighten the screw connections.

Tightenallscrewconnectionsinregular
intervals.

Tightenthescrewsofthecylinderhead
aftertherstonehundredoperatinghours.

Indoingso,observethetorque(cf.Tab.:3:
Torques).
Screw Maximumtorque
M 8 25Nm
M 10 50Nm
M 12 85Nm
Tab.2:Torques
10 102619 03/13
Operating Instruction
Maintenanceschedule
Theintervalsmentionedareexperimen-
talvalues.Theycandifferconsiderably
dependingontheapplicationconditi-
ons.
6 Maintenance schedule
Application
Interval
daily
annualy
100 h
1000 h
2000 h
3000 h
4000 h
5000 h
6000 h
7000 h
8000 h
9000 h
10000 h
11000 h
12000 h
Checktheoillevel(cf.chapter
5.2).
Changetheoil
Drainthecondensationwater
(cf.chapter5.4).
Checkthesuctionltercart-
ridgeandchange,ifandwhen
necessary
Tighten the screw connections
(cf.chapter5.6).
Checkthecompressorvalves
andreplacethem,ifandwhen
necessary.
Checkthecheckvalve.
ChecktheV-belt.
Measurescarriedouton
(date):
Measurescarriedoutby
(name):
Key::
Measuretobecarriedout:
Measurestobecarriedout,iftheoperatinghoursarenotmadewithin
thetimeinterval.
¹ Checkdailyindustyconditionsandreplace,ifandwhennecessary.
11102619 03/13
Operating Instruction
Troubleshooting
7 Trouble shooting
Danger
TroubleshootingmaybecarriedoutonlybytrainedexpertsorbystaffmembersofBLITZ
Company.Inallactions,pleaseobservethefundamentalsafetyinstructions(cf.chapter
1),thesafetyinstructionsforoperation(cf.chapter4),andthesafetyinstructionsformain-
tenance(cf.chapter5).
Thecompressordoesnotstartup.
Potentialreasons Actions
Noconnectiontonetwork. • Checktheconnectiontothemains.
Fusehasblown. • Checktheelectriccable,switchingunits
andthemotor.
• Usetime-lagfusesonly.
• Replacethefuse.
Networkpressureisovercut-inpressure. • Reducethepressureinthenetwork.
Thepressureswitchisdefective. • Replacethepressureswitch.
Themotorhasbrokendown. • Checktheelectricsystemandthecables.
• Replacethemotor.
Theprotectivemotorswitchhasbeentriggered. • SeeTable“Theprotectivemotorswitchhas
beentriggered”.
Theprotectivemotorswitchhasbeen
triggered.
Potentialreasons Actions
Wrongsettingoftheprotectivemotorswitch. • Checkthesettingoftheprotectivemotor
switch.
Faultattheelectricconnection. • Checktheelectricconnectionforundervol-
tageandphasefailure.
• Checktheconductorcrosssection.
Ambienttemperatureistoohigh. • Improvetheroomventilation.
• Selectacoolerlocation.
Damageonthecompressor • Checkvalves,crankmechanismandfanfor
potentialdamage.
Thecompressorisnotrelieved. • Checkthereliefmechanism.
• Checkthecheckvalve,andreplace,ifand
whennecessary.
Motorgetstoohotduetohighswitchingfre-
quency.
• Checkthepressureswitchingpoints.
Thepressureswitchhasbeensetwrongly. • Checkthepressureswitchingpoints.
Theclampingconnectionshavecomelose. • Retightentheclampingconnections.
12 102619 03/13
Operating Instruction
Troubleshooting
Theswitchingfrequencyofthemotor
is too high.
Potentialreasons Actions
Thecompressed-airreservoiristoosmall. • Usealargercompressed-airreservoir.
Thepressureswitchhasbeensetwrongly. • Checkthepressureswitchingpoints.
Toomuchcondensationwaterinthecom-
pressed-airreservoir/compressed-airductwork
system.
• Drainthecondensationwater(cf.chapter
5.4).
• Asapreventivemeasure,tanautomatic
condensationwaterdrainsystem(BLITZ
accessories).
Lowdelivery–thesetpointpressureis
notmade.
Potentialreasons Actions
Valvesaredefective. • Checkthevalves,andreplace,ifandwhen
necessary.
Thesuctionlterissoiled. • Cleantheltercartridgeandreplace,ifand
whennecessary.
Pipesandttingsareleaking. • Tightenthescrewsandttings.
• Replacetheseals.
Thecylinderheadsealisleaking. • Tightenthecylinderheadscrews.
• Replacethecylinderheadseal.
Thepiston,pistonrings,andthecylinderare
worn.
• Checkthecomponents.
• Replacethewornparts.
Thepressureswitchhasbeensetwrongly. • Checkthepressureswitchingpoints.
Theairdemandishigherthanthedeliveryvolu-
meofthecompressor.
• Checktheairdemand.
• Expandthecompressedairsupply.
The compressor turns too hot.
Potentialreasons Actions
Ambienttemperatureistoohigh. • Improvetheroomventilation.
• Selectacoolerlocation.
Thecoolingairvolumeisnotavailableortoo
low.
• Thespacebetweenfanandwallistosmall
(cf.chapter3.1“Mountingconditions”).
• Checkthefancowlopeningforsoiling,and
clean,ifandwhennecessary.
Wrongrotatingdirectionofthefan. • Checktherotatingdirectionofthefan(cf.
chapter3.3“Checkingtherotatingdirec-
tion”).
Thecompressorvalvesaredefective. • Checkthecompressorvalves,andreplace
them,ifandwhennecessary.
Theultimatepressureistoohigh. • Checkthepressureswitchingpoints.
13102619 03/13
Operating Instruction
Troubleshooting
Milkycolourofoil,waterdropsin
theoil.
Potentialreasons Actions
Waterincrankcase(operatingtemperatureis
notmadeduetoshortcut-intimes).
• Changetheoilimmediately.
• Retrotacrankcaseheating,ifpossible.
• Selectwarmerlocation.
• Checkcompressorsetting.
Waterincrankcase(causedbyhumidcondi-
tions).
• Changetheoilimmediately.
• Selectdrylocation.
Theoilconsumptionistoohigh.
Potentialreasons Actions
Thewrongoilhasbeenused. • Checkthetypeofoil(cf.chapter5.2“Types
ofoil”),andreplace,ifandwhennecessary.
Thepistonringsandthecylinderfaceareworn. • Replacethepistonringsandthecylinder,if
andwhennecessary.
• Checkthesuctionltercartridge,andre-
placeit,ifandwhennecessary.
The compressor is too hot. • SeeTable“Compressorturnstoohot”.
Oilescapesthroughcrankcasebreather. • Check/replacecrankcasebreather.
Airescapesthroughreliefpipewhen
thecompressorisatastandstill.
Potentialreasons Actions
Thecheckvalveisleaking. • Checkthecheckvalve,andreplace,ifand
whennecessary.
Airescapesthroughthereliefvalve
duringoperation.
Potentialreasons Actions
Thereliefvalveisdefective. • Replacethereliefvalve.
14 102619 03/13
Operating Instruction
Troubleshooting
Abnormalnoises
Potentialreasons Actions
“Whistlingsound”causedbyescapingcom-
pressedairatthecylinderhead,inthesupply
network,atthettings,etcetera.
• Remedyleakingpoints.
• Replacetheseals.
• Tightenthescrewconnections.
Thesafetyvalveis“crackling”. • Checkthesettingofthepressureswitch.
• Checkthecompressorvalves,andreplace
them,ifandwhennecessary.
Knockingsounds.
Foreignbodiesinthecylinder.
Fanisknocking.Compressorvalve.
Theconnectingrodbearingisknockedout.
• Removetheforeignbodies;checkthepis-
tonandcylinderfordamage,andreplace,if
andwhennecessary.
• Checkwhetherthefandoesnotscrape.
• Checkthecompressorvalve,andreplaceit,
ifandwhennecessary.
• Sendthecompressortothemanufacturer’s
worksforrepair.
Grindingnoises • Damagedbearings;havethecompressor
repaired.
BlitzRotary GmbH
Hünger Straße 55
D-78199 Bräunlingen
Telefon +49.771.9233.0
Telefax +49.771.9233.99
info@blitzrotary.com
www.blitzrotary.com
10261903/13 Technicalchangesreserved.BetriebsanleitungVERSAKolben_en_2013_03
/