Graco Husky 2150e - Pump Operation Procedures; Pre-Operation Checks and Configuration; Pump Flushing and Initial Startup; Transfer vs. Low Pulsation Mode

Operation
Operation Operation
Operation
Tighten Tighten
Tighten
Fasteners Fasteners
Fasteners
Beforemountingandusingthepumpforthe󰘰rsttime,
checkandretorqueallexternalfasteners.Follow
TorqueInstructions,page23,orseethetorque
tagonyourpump.Afterthe󰘰rstdayofoperation,
retorquethefasteners.
Initial Initial
Initial
Con󰘰guration Con󰘰guration
Con󰘰guration
(AC (AC
(AC
with with
with
VFD) VFD)
VFD)
Con󰘰guretheVFDaccordingtothemotornameplate
information.
Flush Flush
Flush
the the
the
Pump Pump
Pump
Before Before
Before
First First
First
Use Use
Use
Thepumpwastestedinwater.Ifwatercould
contaminatethe󰘱uidyouarepumping,󰘱ushthe
pumpthoroughlywithacompatiblesolvent.See
FlushingandStorage,page22.
Transfer Transfer
Transfer
Mode Mode
Mode
Vs. Vs.
Vs.
Low Low
Low
Pulsation Pulsation
Pulsation
Mode Mode
Mode
Whentheairpressureisatleast10psihigherthan
thedesiredoutletpressure,thepumpisinTransfer
Modeandnopulsationdampingisoccurring.To
reduceoutletpulsation,startbysettingtheair
pressure
equal tothedesiredoutlet󰘱uidpressure.
Continuetoadjusttheairpressurerelativetothe
outlet󰘱uidpressure.Lowerrelativeairpressures
producemorepulsationdamping.Higherrelativeair
pressuresproducebetterpumpef󰘰ciency.
Start Start
Start
and and
and
Adjust Adjust
Adjust
the the
the
Pump Pump
Pump
1.Besurethepumpisproperlygrounded.See
GroundTheSystem,page13.
2.Check󰘰ttingstobesuretheyaretight.Usea
compatibleliquidthreadsealantonmalethreads.
Tighten󰘱uidinletand󰘱uidoutlet󰘰ttingssecurely.
3.Placethesuctiontube(ifused)in󰘱uidtobe
pumped.
NOTE: NOTE:
NOTE:
If󰘱uidinletpressuretothepumpismore
than25%ofoutletworkingpressure,theball
checkvalveswillnotclosefastenough,resulting
ininef󰘰cientpumpoperation.
NOTICE NOTICE
NOTICE
Excessive󰘱uidinletpressurecanreduce
diaphragmlife.
4.Placetheendofthe󰘱uidhoseintoanappropriate
container.
5.Closethe󰘱uiddrainvalve.
6.Turntheairregulatorknobtomatchthedesired
󰘱uidstallpressure.Openallbleed-typemaster
airvalves.
7.Ifthe󰘱uidhosehasadispensingdevice,holdit
open.Besureall󰘱uidshutoffvalvesareopen.
8.SetthedesiredfrequencyontheVFD.
9.Pressthestart(run)buttonontheVFD.
10.Ifyouare󰘱ushing,runthepumplongenoughto
thoroughlycleanthepumpandhoses.
3A4068H19