Master MVP-150XL - Pump Operation; Pre-Operation Checks and Charging; Running, Relief, and Shutdown

Operation
Operation Operation
Operation
Tighten Tighten
Tighten
Fasteners Fasteners
Fasteners
Beforeusingthepump,checkand
retorqueallexternalfasteners.Follow
TorqueInstructions,page10.Afterthe󰘰rst
dayofoperation,retorquethefasteners.
Pump Pump
Pump
Head Head
Head
CO CO
CO
2 2
2
Charging Charging
Charging
Intheeventofadiaphragmrupture,vaporwill
enterthepumpheadcentersection.Toavoid󰘰re
andexplosion,alwaysreplaceairinthecenter
sectionwithCO
2
.
Priortousingthepump,itisnecessarytoreplaceall
airinthecentersectionwithCO
2
.Thepumphead
centersectiondrivesthepumpingwiththeCO
2
gas
charge.Toensurenoairispresent,usethefollowing
method.
1.AttheCO
2
port(E),closethecentersectionvent
valve.
2.AttheCO
2
port(E),opentheCO
2
supplyline
valveandadjusttheCO
2
regulatortosettheCO
2
tothemaximumpressuresettingof150psi.
3.ClosetheCO
2
supplylinevalveandopenthe
centersectionventvalve.
4.Repeatsteps1–3asecondtimetopurgeany
remainingair.
5.Repeatsteps1&2toplacethepumpin
operationalstate.
Themaximumpumpingpressurewillbeafewpsi
lessthantheinternalCO
2
pressuresetting.
Running Running
Running
the the
the
Pump Pump
Pump
1.Besurethesystemisproperlygrounded.See
Grounding,page7.
2.Check󰘰ttingstobesuretheyaretight.Tighten
inletandoutlet󰘰ttingssecurely.
3.Runthepump;starting,stopping,andoperating
processvalvesaccordingtotheextractorsystem
instructions.
Pressure Pressure
Pressure
Relief Relief
Relief
Procedure Procedure
Procedure
FollowthePressureReliefProcedure
wheneveryouseethissymbol.
Thisequipmentstayspressurizeduntilpressureis
relievedmanually.Tohelppreventseriousinjury
frompressurizedvapor,followthePressureRelief
Procedurewhenyoustoppumpingforanextended
periodoftime,andbeforeyouclean,check,or
servicetheequipment.
1.Removeelectricpowerfromthesystem.
2.VentallLP-Gasvaporfromthepumpandhoses
accordingtoextractorsysteminstructions.
3.ClosetheshutoffvalveontheCO
2
cylinder.
4.OnCO
2
port(E),openthepumpCO
2
bleedvalve
andCO
2
supplyvalve.
NOTE: NOTE:
NOTE:
Intheeventofadiaphragmrupture,
LP-Gasmaybepresentinthepumpcenter
section.AlwaysventallLP-Gasaccordingto
extractorsysteminstructions.
5.Ifperformingrepairs,removeCO
2
regulatorand
tankfromthepumppriortoperformingthework.
Pump Pump
Pump
Shutdown Shutdown
Shutdown
Beforeyoucheck,adjust,clean,orrepairthesystem,
followthePressureReliefProcedure,page9.
3A6887A9