Cornelius NITROPRO MINI User manual

NitroproMini(Model:CNBMini)
©2019,CorneliusInc.AllRightsReserved PublicationNumber:548000141
KITINSTUCTIONS
PREVENTATIVEMAINTENANCEKIT629097835‐548000141
Thiskitprovidesinstructionsforreplacementof
theaircompressorairfilterandtheconcentrate
pumpinternaltubing.
1.0AirCompressorAirFilter
Theaircompressor(Fig.1)islocatedintheleft
rearoftheenclosure.
1)Shutoffthepowertothedispenserandunplug
thepowercordfromthewallreceptacle.
2)Removethetop,back,andleftaccesspanels
fromthedispenser.
3)Withpoweroff,pullthereliefvalvering(Fig.2)
todepressurizetheairstoragechamber.
4)Notetheorientationoftheairfilter(Fig.1).
5)Disconnecttheairfilterfromtheairlineby
pressingonthedarkgrayringonthehoseside
ofeachconnectorwhilewithdrawingthehose.
6)Installthenewairfilterbyfirmlypressingthe
airhoseintoeachfilter‐connectorend.
7)Applypowerandconfirmnoairleakageatair‐
filterconnections.
8)Reinstalltheenclosureaccesspanels.
2.0ConcentratePumpTubing
1)Insidethecabinet,disconnectthewaterandair
linesatthebackofthechamber.
2)Pulleachtaptorelievelinepressure.
3)ShutoffpowertotheNitroprounit.
4)Inthecabinet,unplugthewiringconnector
fromthemixing‐dispensingassemblyand
removetheassembly.Placeitonthecounter‐
top(Fig.3).
5)Noteormarkthelocationsofthepumphoses
forreassembly.
6)Disconnectthetwohosesfromthepumpby
removingthehoseclampusingsidecuttersor
therecommendedOetikerHIP2800Escrimp‐
ing/cuttingtool(Fig.4).Cuttheclampopen.
Figure1‐AirCompressorAirFilter
Figure2‐AirCompressorPressureReliefValve
Figure3‐Mixing‐DispensingAssemblyRemoved

NitroproMini(Model:CNBMini)
PublicationNumber:548000141 ©2019,CorneliusInc.AllRightsReserved
KITINSTUCTIONS
PREVENTATIVEMAINTENANCEKIT629097835‐548000141
2.0ConcentratePumpTubing(Cont.)
Becarefultoavoiddamagingthetubing
whenremovingthehoseclamp.
7)Removethefourscrewssecuringthepump
brackettotheassemblybaseplate(accessfrom
underneath).
8)Openthepumpcoverbyremovingthethree
thumbscrewsontop(Fig.5).
9)Liftoutthepumprotorandbearing.Slideout
thetwopump‐hosenipplesfromthepump
housing.
10)Cleanthepump‐hosechamberasrequired.
11)Installthenewpumphose.Wheninstallingit
orienttherotorasshownintheupperphotos
ofFig.5sothatonlyonepointonthehose
mustbecompressed.
12)Reinstallthepumpcover.
13)Installthepumponthebaseplateandrecon‐
nectthehosesusingnewhoseclampsand
theOetiker(orequivalent)crimpingtool.
14)Reinstallthemixing‐dispensingassemblyinto
thecabinet,makingsuretoreconnectthe
plumbingandelectricalconnectors.
15)Confirmpumpoperationbydispensingboth
producttypesuntilairispurgedfromthe
lines.Checkforleaks.
!
CAUTION!
Figure4‐HoseClampRemoval(OeitikerTool)
Figure5‐ConcentratePumpandReplacementHose
PumpClosed PumpOpen
PumpHose