Graco 334143E, EcoQuip Vapor Abrasive Blast System Owner's manual

Operation,Repair,andParts

EcoQuip EcoQuip

EcoQuipVapor Vapor

VaporAbrasive Abrasive

Abrasive

Blast Blast

BlastSystem System

System334143E

EN

Vapor Vapor

Vaporabrasive abrasive

abrasiveblast blast

blastsystem. system.

system.For For

Forprofessional professional

professionaluse use

useonly. only.

only.

Important Important

ImportantSafety Safety

SafetyInstructions Instructions

Instructions

Readallwarningsandinstructionsinthismanual.Savethese

instructions.

125 psi (8.6 bar, 0.86 MPa) Maximum

Working Pressure

See page 3 for Model information.

PROVENQUALITY.LEADINGTECHNOLOGY.

Contents Contents

Contents

Models...............................................................3

RelatedManuals................................................3

Warnings...........................................................4

Notes.................................................................7

SystemComponentIdentication.........................8

EQ300SandEQ600S..................................8

DataTrakControls........................................9

PressureReliefProcedure..................................10

Grounding(ATEXSystemsonly).........................10

Operation...........................................................11

ImportantNote.............................................11

ChecklistBeforeStarting..............................11

LiftingtheSystem........................................11

ConnectingtheBlastHoseandAir

Hose..............................................12

SettingUptheEquipment.............................13

BlastingTips................................................17

UsingtheWashFeature...............................19

RellingthePotwithAbrasive.......................20

ShuttingDown.............................................21

WinterizingtheEquipment............................23

Troubleshooting..................................................24

TroubleshootingExamples...........................28

Repair................................................................30

RepairingtheMainAirRegulator..................30

FlushingtheDiaphragmValve......................31

RepairingtheDiaphragmValve.....................32

CleaningtheAuto-VentValve.......................33

ReplacingtheDataTrakBattery....................34

ReplacingtheDataTrakFuse.......................35

Parts..................................................................36

EQ300SandEQ600S..................................36

Enclosure....................................................38

PressurePot................................................40

BlastHoses.................................................41

HoseSchematic.................................................42

VaporAbrasiveBlastSystemsand

Accessories..........................................43

EcoQuipSystemCongurator.......................43

ModelSeries...............................................44

BlastHoseswithControlHose/Cables...........45

BlastHoseswithoutControl

Hose/Cables..................................45

BlastControlHoses/Cables..........................46

Nozzles.......................................................46

OtherAccessories........................................46

CommonSpareParts...................................47

Dimensions........................................................48

TechnicalSpecications......................................49

GracoExtendedWarrantyforEcoQuip™

Components.........................................50

2

334143E

Models

Models Models

Models

Model Model

ModelDescription Description

DescriptionApprovals Approvals

Approvals

EQ300SEcoQuip300VaporBlastSystem

EQ600SEcoQuip600VaporBlastSystem

EQ30XSEcoQuip300VaporBlastsystemATEXApproved

II 2G c ia IIA T3 X

EQ60XSEcoQuip600VaporBlastSystemATEXApproved

II 2G c ia IIA T3 X

Related Related

RelatedManuals Manuals

Manuals

Manual Manual

ManualNumber Number

NumberProduct Product

Product

313840DataTrak

333397Pump

335035AirInletKit

334142EQ100M

334666EQ200T,EQ400T

334667EQ300C,EQ600C

334143E 3

Warnings

Warnings Warnings

Warnings

Thefollowingwarningsareforthesetup,use,grounding,maintenance,andrepairofthisequipment.The

exclamationpointsymbolalertsyoutoageneralwarningandthehazardsymbolsrefertoprocedure-specic

risks.Whenthesesymbolsappearinthebodyofthismanualoronwarninglabels,referbacktothese

Warnings.Product-specichazardsymbolsandwarningsnotcoveredinthissectionmayappearthroughout

thebodyofthismanualwhereapplicable.

WARNING WARNING

WARNING

SPECIAL SPECIAL

SPECIALCONDITIONS CONDITIONS

CONDITIONSFOR FOR

FORSAFE SAFE

SAFEUSE USE

USE

•Groundallequipmentintheworkarea.SeeGrounding Grounding

GroundingInstructions Instructions

Instructions.

•Alllabelandmarkingmaterialmustbecleanedwithadampcloth(orequivalent).

DUST DUST

DUSTAND AND

ANDDEBRIS DEBRIS

DEBRISHAZARD HAZARD

HAZARD

Useofthisequipmentcanresultinthereleaseofpotentiallyharmfuldustortoxicsubstances

fromtheabrasivebeingused,thecoatingsbeingremoved,andthebaseobjectbeingblasted.

•Foruseonlybysophisticatedusersfamiliarwithapplicablegovernmentalsafetyandindustrial

hygieneregulators.

•Useequipmentonlyinawell-ventilatedarea.

•Wearaproperlyt-testedandgovernmentapprovedrespiratorsuitableforthedustconditions.

•Followlocalordinancesand/orregulationsfordisposaloftoxicsubstancesanddebris.

4

334143E

Warnings

WARNING WARNING

WARNING

EQUIPMENT EQUIPMENT

EQUIPMENTMISUSE MISUSE

MISUSEHAZARD HAZARD

HAZARD

Misusecancausedeathorseriousinjury.

•Donotoperatetheunitwhenfatiguedorundertheinuenceofdrugsoralcohol.

•Donotexceedthemaximumworkingpressureortemperatureratingofthelowestrated

systemcomponent.SeeTechnical Technical

TechnicalData Data

Datainallequipmentmanuals.

•Donotusethisequipmentwithouthoserestraintsandcouplerpinsinstalledonallairand

blasthosecouplings.

•Donotblastunstableobjects.Thehighamountofuidowfromthenozzlecanpotentially

moveheavyobjects.

•Donotexceedloadratingoflifteyes.

•Donotoperateequipmentonorstandonanunstablesupport.Keepeffectivefootingand

balanceatalltimes.

•Useuidsandsolventsthatarecompatiblewithequipmentwettedparts.SeeTechnicalData

inallequipmentmanuals.Readuidandsolventmanufacturer’swarnings.Forcomplete

informationaboutyourmaterial,requestMSDSfromdistributororretailer.

•Donotleavetheworkareawhileequipmentisenergizedorunderpressure.

•TurnoffallequipmentandfollowthePressure Pressure

PressureRelief Relief

ReliefProcedure Procedure

Procedurewhenequipmentisnotinuse.

•Checkequipmentdaily.Repairorreplacewornordamagedpartsimmediatelywithgenuine

manufacturer’sreplacementpartsonly.

•Donotalterormodifyequipment.Alterationsormodicationsmayvoidagencyapprovals

andcreatesafetyhazards.

•Makesureallequipmentisratedandapprovedfortheenvironmentinwhichyouareusingit.

•Useequipmentonlyforitsintendedpurpose.Callyourdistributorforinformation.

•Routehosesandcablesawayfromtrafcareas,sharpedges,movingparts,andhotsurfaces.

•Donotkinkoroverbendhosesorusehosestopullequipment.

•Keepchildrenandanimalsawayfromworkarea.

•Complywithallapplicablesafetyregulations.

BURN BURN

BURNHAZARD HAZARD

HAZARD

Equipmentsurfacesanduidthatisheatedcanbecomeveryhotduringoperation.Toavoid

severeburns:

•Donottouchhotuidorequipment.

FIRE FIRE

FIREAND AND

ANDEXPLOSION EXPLOSION

EXPLOSIONHAZARD HAZARD

HAZARD

Flammablefumes,suchassolvent,inwork work

workarea area

areacanigniteorexplode.Tohelppreventre

andexplosion:

•Useequipmentonlyinwellventilatedarea.

•Abrasivematerialexitingblastnozzlecangeneratesparks.Whenammableliquidsareused

neartheblastnozzleorforushingorcleaning,keeptheblastnozzleatleast20feet(6

meters)awayfromexplosivevapors.

•Keepworkareafreeofdebris,includingsolvent,ragsandgasoline.

•Keepaworkingreextinguisherintheworkarea.

334143E 5

Warnings

WARNING WARNING

WARNING

PERSONAL PERSONAL

PERSONALPROTECTIVE PROTECTIVE

PROTECTIVEEQUIPMENT EQUIPMENT

EQUIPMENT

Wearappropriateprotectiveequipmentwhenintheworkareatohelppreventseriousinjury,

includingeyeinjury,hearingloss,inhalationoftoxicfumes,andburns.Protectiveequipment

includesbutisnotlimitedto:

•Protectiveeyewearandhearingprotection

•Protectiveclothing,shoes,andgloves

•Properlyt-testedandgovernmentapprovedrespiratorsuitableforthedustconditions

RECOIL RECOIL

RECOILHAZARD HAZARD

HAZARD

Blastnozzlemayrecoilwhentriggered.Ifyouarenotstandingsecurely,youcouldfalland

beseriouslyinjured.

6 334143E

Notes

Notes Notes

Notes

334143E

7

SystemComponentIdentication

System System

SystemComponent Component

ComponentIdentication Identication

Identication

EQ300S EQ300S

EQ300Sand and

andEQ600S EQ600S

EQ600S

8 334143E

SystemComponentIdentication

Key: Key:

Key:

AFrame

BBlastControlSwitch

B2BlastNozzle

CBlastHose

EPot

FPop-upPin

GWaterTank

HWaterTankLid

JPotDumpValve

KAutoVentValve

LBlastCheckValve

MAbrasiveBallValve

NInletBallValve

PControlBox

QEmergencyStop

RBlastAirRegulator

SAbrasiveMeteringValve

Key: Key:

Key:

TPotPressureRegulator

UPotPressureGauge

VBlastAirPressureGauge

WSelectorValve

XRinseBallValve

YAirSupplyConnection

ZBlastConnection

ZAPneumaticControlConnection

ZBElectricControlConnection(non-ATEX

systemsonly)

ZCSupplyAirPressureGauge

ZDDataTrak(seeDataTrakControls,page9)

ZEAccessoryExtensionhose

ZFAbrasiveMaterial

ZGFillPort

ZHGroundWireandClamp(ATEXSystems

only)

DataTrak DataTrak

DataTrakControls Controls

Controls

8800000

83000

9

Key: Key:

Key:

RKResetKey—Resultsinfaults.Pressand

holdforthreesecondstoclearthebatch

totalizer.

CRCycle/Rate

BTBatchTotalizer

GTGrandTotalizer

334143E 9

PressureReliefProcedure

Pressure Pressure

PressureRelief Relief

ReliefProcedure Procedure

Procedure

FollowthePressureReliefProcedure

wheneveryouseethissymbol.

Thisequipmentstayspressurizeduntilpressure

ismanuallyrelieved.Tohelppreventserious

injuryfrompressurizeduid,suchassplashing

uid,followthePressureReliefProcedurewhen

instructed.

1.Turnthepotpressureregulator(PR)off.

2.Closetheabrasiveballvalve.

3.Turnthecompressoroff.Closethecompressor

supplyairvalve.

4.Engagetheblastcontrolswitchtorelieve

pressureinthesystem.

5.Verifythatthesupplyairpressuregaugereads0

psi.Thendisconnecttheairinlethosefromthe

system.

6.Turntheselectorvalve(SL)toFILL.

7.Openthedumpvalve.

8.Verifythatthepotpressuregauge(PG)displays

zeropressure.

Grounding Grounding

Grounding(ATEX (ATEX

(ATEX

Systems Systems

Systemsonly) only)

only)

Theequipmentmustbegroundedtoreducethe

riskofstaticsparking.Staticsparkingcancause

fumestoigniteorexplode.Groundingprovidesan

escapewirefortheelectriccurrent.

Systems: Systems:

Systems:Usesuppliedgroundwireandclamp

(237686).

Air Air

Airand and

anduid uid

uidhoses: hoses:

hoses:UseonlygenuineGracoATEX

rated,conductivehoseswithamaximumof150ft

(45m)combinedhoselengthtoensuregrounding

continuity.Checktheelectricalresistanceofthe

hoses.Ifthetotalresistancetogroundexceeds29

megaohms,replacethehoseimmediately.

Air Air

Aircompressor: compressor:

compressor:followmanufacturer’s

recommendations.

10 334143E

Operation

Operation Operation

Operation

Important Important

ImportantNote Note

Note

Topreventfreezing,thisequipmentisshippedfrom

thefactorywithbluewindshieldwasheruidinside

thesystem.Itisnotnecessarytodrainbefore

using.Disposeoftheuidinaccordancewithlocal

regulations.

Checklist Checklist

ChecklistBefore Before

BeforeStarting Starting

Starting

•Checkthecompressedairsupplyaccordingtoits

operatormanual.Makesuretheairbeingsupplied

iscleanandrelativelyfreeofmoistureandoil

topreventwatercontaminationoftheaircontrol

components.

•Makesureairdeliveryvalvesareclosedbeforethe

airsupplycompressorisstarted.

•Makesureallrequiredhoserestraintsandcoupler

pinsareinworkingconditionandproperlyinstalled.

•Makesuretheequipmentissituatedonlevel

ground.Failuretokeeptheunitonlevelground

willmakeitdifcultorimpossibletopurgeallofthe

airfromthepressurevessel.

•Makesuretheequipmentisproperlysupportedon

asurfacethatcanholditstotalweight.Theweight

ofallpersonnel,thematerialbeingblasted,and

anyabrasivebeingstoredmustalsobeconsidered

(seeTechnicalSpecications,page49).

•Makesurethewatertankwillremainfullysupplied

withcleanwatertoavoidanypossibilityofthe

pumprunningdryduringblasting.

•Makesurethatthepotiscleanandfreeofany

internaldebris.

•Makesuretousethecorrecttypeofblastcontrol.

Anelectricorpneumaticblastcontrolswitchcan

beusedwithhoselengthslessthan150ft(45m).

Blastingwith150ft(45m)ormoreofblasthose

requirestheuseofanelectricblastcontrolswitch.

•Makesuretheblasthoseislaidoutasstraightas

possiblebetweentheequipmentandtheworksite

(acoiledblasthosewilluncoilunderpressure).

NOTICE NOTICE

NOTICE

Sharpbendsintheblasthosecouldcausethe

abrasivetowearthroughthehoseandcause

prematurefailureofthehose.

•Makesuretherubbergasketineachhosecoupler

isinworkingcondition.

Lifting Lifting

Liftingthe the

theSystem System

System

•Liftthesystemwithaliftapparatusrated

appropriatelyfortheweightofthesystem(see

TechnicalSpecications,page49).

•Donotliftthesystembytheliftringsonthepot.

•Liftthesystemusingallfourcornerlifteyeson

theframe.

334143E

11

Operation

Connecting Connecting

Connectingthe the

theBlast Blast

BlastHose Hose

Hoseand and

andAir Air

Air

Hose Hose

Hose

1.EQ30XS EQ30XS

EQ30XSand and

andEQ60XS EQ60XS

EQ60XSonly: only:

only:Connectthe

groundingcabletotheexternalgroundstud(ZH)

ontheenclosure,thenconnecttheclamptoa

trueearthground.

2.Alwayspurgetheairsupplyhose15–20seconds

beforeconnectingtheairsupplyhosefromthe

compressor(oron-sitecompressedairsource)

tothepanel.Makesurealldebrisisclearedfrom

thehose.

3.Connectanappropriatelysizedair

supplyhosetotheairinlet.See

TechnicalSpecications,page49.

NOTE: NOTE:

NOTE:Makesuretoproperlyinstallhose

restraintsandcouplerpinstothequick-coupler

andtheairline.Iftheholesonthequick-coupler

donotalign,thereissomethingwrongandthe

twocouplersarenotcompatible.DO DO

DONOT NOT

NOTTURN TURN

TURN

ON ON

ONTHE THE

THEAIR AIR

AIR.Seekhelptogetthesituation

resolved.

4.Opentheairsupplyvalve(125psi,8.6Bar,0.86

MPamaximum).Ifnecessary,usearegulatorin

thesupplyairlinetomeetthesespecications.

OFF

START

RUN

NOTE: NOTE:

NOTE:Makesuretheairsupplymeets

theappropriate appropriate

appropriateair air

airow ow

owrequirements. requirements.

requirements.See

TechnicalSpecications,page49.

5.Connecttheblasthose,hoserestraints,control

hoses,andcouplerpins.

NOTE: NOTE:

NOTE:Ifyouareusinganelectricblastcontrol,

checkalloftheelectricalconnectionsfromthe

paneltotheblastcontrol.

NOTICE NOTICE

NOTICE

Makesurenoelectricalconnectionswill

beexposedtowater.Exposuretowater

couldcauseashortcircuitanddamagethe

equipment.

12

334143E

Operation

Setting Setting

SettingUp Up

Upthe the

theEquipment Equipment

Equipment

1.Disconnecttheabrasivehoseatthecamand

groovewiththeabrasiveballvalveclosed.

NOTE: NOTE:

NOTE:Ifthepotcontainswaterandabrasive

(especiallyunderpressure),releasingthecam

andgroovewiththeballvalveopenwillcausean

unintentionalreleaseofabrasive.

2.Flushwaterthroughthepotandoutofthe

disconnectedabrasiveballvalvebeforellingthe

potwithwaterandabrasive.

3.Reconnecttheabrasivehose.

4.Disconnectthepumpinlethoseandushthe

watertanktoremoveanyremainingdebris.

Reconnectthepumpinlethose.

5.Fillthewatertankonlywithfreshwater,then

opentheinletballvalve.

6.Closetherinse,dump,andabrasiveballvalves.

334143E 13

Operation

7.TurntheselectorvalvetoRINSE.

8.DisengagetheEmergencyStop.

NOTE: NOTE:

NOTE:Thewaterpumpwillnotworkunlessthe

EmergencyStopisdisengaged.

9.Alignthepop-uphandlewiththepinslot,and

thenrmlypushandturnthehandle90°afterthe

pinisbelowthebracketslot.Properengagement

ofthepinwillholdthepop-updownuntilitis

released.

10.Add10gallons(30liters)offreshwaterto

thepot.Wearappropriatepersonalprotective

equipment,includinganappropriatelyt-tested

governmentapprovedrespiratorsuitableforthe

dustconditions.Addabrasivematerial(minimum

fourbags,maximumten50lb(23kg)bagsof

high-massabrasive,oreight50lb(23kg)bags

oflowmassabrasive).

12

10 gal

(30 L)

200-500 lb

(90-227 kg)

11.Useagardenhoseortherinsehosetowashthe

abrasiveintothepotandclearanyabrasivefrom

thepop-upandgasket.

12.Whenthewaterlevelreachesthepop-upgasket,

rotatethehandletoreleasethepop-uppin.

NOTE: NOTE:

NOTE:Makesurethepop-upgasketiscleanof

alldebris.

14

334143E

Operation

13.TurntheselectorvalvetoFILL.

NOTE: NOTE:

NOTE:Thewaterpumpshouldbegincycling.If

not,openthepotpressureregulatorenoughto

causethepumptorunat60cpm.

NOTE: NOTE:

NOTE:Theautovent/purgevalvewillallowall

oftheairtrappedinthetopofthepottovent.

Whenairstopsventing,thepotpressuregauge

willstarttoregisterpressure.

14.Waitforpotpressuretoincrease.

NOTE: NOTE:

NOTE:Itcantakeuptoseveralminutesforthe

pottopressurize.

ti24824a

NOTE: NOTE:

NOTE:Thepop-upcannotbepusheddown

unlessallofthepressureinthepotisreleased

byopeningthedumpvalve.

15.Setthepotpressure30psi(2.0Bar,0.2MPa)

higherthantheintendedblastpressure.Open

andclosethedumpvalveafterthepumpstalls.

Relievepotpressureto40psi(2.7Bar,0.27

MPa)beforeclosingthedumpvalve.Repeat

untilpotpressureisconsistent.

16.TurntheselectorvalvetoWASH.

17.Settheblastairpressure30psi(2.0Bar,0.2

MPa)lowerthanthepotpressurewhileblasting.

NOTE: NOTE:

NOTE:Inordertoadjusttheblastpressure,

theblastcontrolswitchmustbeengaged.For

theinitialsetting,leavetheabrasiveballvalve

closed.

NOTE: NOTE:

NOTE:Engageandreleasetheblastcontrol

switcheachtimetheblastregulatorisadjusted.

18.TurntheselectorvalvetoBLAST.

19.Opentheabrasiveballvalve.

NOTE: NOTE:

NOTE:Makesurethepotpressurereturnstothe

initialsetting(itwillnotreturntotheinitialsetting

iftheabrasivemeteringvalveisclosed).

334143E 15

Operation

20.Engagetheblastcontrolswitchandbegin

blasting.

NOTE: NOTE:

NOTE:Youmayhavetowait1–2minutesforthe

abrasivematerialtoreachthenozzle.

NOTE: NOTE:

NOTE:Potpressureandblastpressureshould

equalizeduringblasting.Onlysetpotpressure

withtheabrasiveballvalveclosed.Neveradjust

potpressurewhileblasting.

21.Slowlyadjusttheabrasivemetervalvewhilethe

abrasiveisblastingfromthenozzle.Typical

adjustmentrangesfrom1/8to1/4turnopen.

NOTE: NOTE:

NOTE:TheDataTrakcanbeusedtoassistin

settingthepumpcyclerate.Optimalabrasive

mediaconsumptiontypicallyoccurswiththe

cycleratesetat7–10cyclesperminute.

8800000

83000

9

NOTE: NOTE:

NOTE:Useapieceoftestmaterialsimilarto

whatyouwillbeblasting.

NOTE: NOTE:

NOTE:Alwaysstartasgentlyaspossibleand

thenincreasetheblastforceasnecessaryto

cleanwithoutdoinganydamagetothesubstrate.

Whenproperlyset,thepumpshouldcycle7-10

timesperminute.Highproductionrateusers

mayneedtoincreasecyclerateabove10cycles

perminute.

NOTE: NOTE:

NOTE:Closetheabrasiveballvalvewhenever

youstopblastingformorethan20-30minutes.

Thiswillhelptoextendtheservicelifeofthe

diaphragmvalve.

16 334143E

Operation

Blasting Blasting

BlastingTips Tips

Tips

Whenrstlearningtheeffectsoftheblaster,geta

betterunderstandingoftheresultsbystartingata

shallowangle(closerto0°thanto90°)andkeep

thenozzleapproximately16in.(40cm)fromthe

application.Observetheresults,thenreducethe

distance,steepentheangle,andadjusttheblast

regulator.

Astheblastpressureisincreased,slowlyadjustthe

abrasivemeteringvalveandwatchtheDataTrak

toachieve7-10pumpcyclesperminute.See

DataTrakControls,page9.

NOTE: NOTE:

NOTE:Theheavierandsmallertheabrasiveparticle

(i.e.80-grit),themoreaggressivetheresults.

Blasting Blasting

Blastingon on

onHigher Higher

HigherSurfaces Surfaces

Surfaces

Whenblastingonasurfacehigherthanthe

equipment,makesurethatthereisalengthofblast

hoseonthegroundequalto10-20%oftheheight.

Thehoseonthegroundpreventsunspentabrasive

inthehosefromback-llingtheinternalplumbingof

thepanel.

Forexample:Whenblasting50feet(15m)straight

up,useatleast10feet(3m)ofblasthoseonthe

groundbeforetheblasthosegoesuptotheblasting

height.

334143E

17

Operation

Abrasive Abrasive

AbrasiveMetering Metering

MeteringValve Valve

ValveSettings Settings

Settings

Thereisnoxedformulaforwhatworksbestineachapplication.Theinformationbelowworksbestforthe

majorityofthetime.Fromthisinitialsetting,adjustmentscanbemadeupordowntogetthefastestremoval

rateswithoutdamagetothesurface.

Normalsettingsare:110psi(7.5Bar,0.75MPa)initialpotsetting,lessthan1/2turnopenmeteringvalve,

blastingpressureat80psi(5.5Bar,0.55MPa).Forapplicationsrequiringhigherperformance,use

high-performanceabrasive(theheaviestmass@80grit)suchasGarnet,andthehighestpressuresthe

systemcansupport.Theinitialpotpressureshouldalwaysbe30psi(2.0Bar,0.2MPa)abovetheintended

blastpressure.

Graduallymakeadjustmentstomeetthespecicrequirementsforeachapplication.Makeadjustments(see

DataTrakControls,page9)toachieve7-10cyclesperminutetobethemostefcient(cutatthefastestrate

whileusingtheleastamountofabrasive).Blastingpressurescanrangebetween30-120psimax(2.0Bar,

0.2MPa–8.2Bar,0.82MPa).

Unlikeconventionalsandblasting,higherpressuresdonotnecessarilymeanbettercleaning.Nozzledistance

andtheangletothesurfacehasaneffectonperformance,asdoestheblastpressure.Choiceofabrasive

alsohasagreateffect.High-performanceabrasiveproducesthebestperformanceandcansaveenough

timetomakeupthedifferenceincost.

NOTE: NOTE:

NOTE:Blastingwith150ft(45m)ormoreblasthoserequirestheuseofanelectricblastcontrol.

Grit Grit

GritSize Size

SizeBlast Blast

Blast

Pressure Pressure

Pressure

Abrasive Abrasive

Abrasive

Metering Metering

MeteringValve Valve

Valve

Blast Blast

BlastAngle Angle

AngleNotes Notes

Notes

General General

General40/70crushed

glass

60-80psi(4.1Bar,

0.41MPa-5.5Bar,

0.55MPa)

10cyclesper

minute

35°-65°None

Wood Wood

Wood80(usingalow

massabrasive

likecrushedglass

orwalnut)

40-50psi(2.7Bar,

0.27MPa-3.4Bar,

0.34MPa)

8cyclesper

minute

15°-30°Donotwash,asit

mayraisethewood

grain.Brushoff

excessabrasiveafter

thewooddries.

Steel Steel

Steel60–80(using

ahigh-mass

abrasivelike

Garnet)

100-120psi(6.8Bar,

0.68MPa-8.2Bar,

0.82MPa)

10–12cyclesper

minute

45°-65˚None

Fiberglass Fiberglass

Fiberglass40-70lowmass45-65psi(3.1Bar,

0.31MPa-4.4Bar,

0.44MPa)

8cyclesper

minute

35°-45˚None

NOTE: NOTE:

NOTE:Adjustmentinblastpressurerequiresanadjustmentoftheabrasivemeteringvalve.

18 334143E

Operation

Using Using

Usingthe the

theWash Wash

WashFeature Feature

Feature

Thewashfeaturecausesair-drivenwater(without

abrasive)torinseareasthathavealreadybeen

blastedwithabrasive.Itisalsoaconvenientfeature

forushingabrasivefromtheblasthose.

NOTICE NOTICE

NOTICE

Therewillalwaysbesomeresidualabrasivein

theblasthose.Neverusethewashfeatureon

anysurfaceotherthanwhereyouhaveblasted,or

intendtoblast.Itwillaffect/dullthesurface.

NOTICE NOTICE

NOTICE

Donotusethewashfeatureonwoodthathas

beenblasted.Itcoulddamagethewoodandcause

thegraintorise.Waitforthewoodtodryandthen

useabroom,brush,orvacuumtoremoveany

residualabrasive.

1.Closetheabrasiveballvalve.

2.TurntheselectorvalvetoWASH.

3.Blast1–2minutesuntiltheabrasiveiscleared

fromthehose.

4.Theequipmentisnowreadytowashany

previouslyblastedsurfaces.

334143E 19

Operation

Relling Relling

Rellingthe the

thePot Pot

Potwith with

withAbrasive Abrasive

Abrasive

1.Closetheabrasiveballvalve.

2.TurntheselectorvalvetoRINSE.

3.Openthedumpvalveslowlytorelievethewater

pressureinthepot.

NOTE: NOTE:

NOTE:Bepreparedtocapturethewaterthat

willbedrainedfromthepot.Alldisposalsmust

complywithnational,state,andlocalregulations.

4.Afterallofthepressureinthepothasbeen

relieved,engagethepop-uppinbycompressing

thespringandturningthehandle90°toholdthe

pop-upintheopenposition.

5.Addtheabrasive(minimumfourbags,maximum

ten50lb(23kg)bagsofhigh-massabrasive

oreight50lb(23kg)bagsoflow-mass

abrasive)andcontinuetheproceduresfrom

SettingUptheEquipment,page13.

NOTE: NOTE:

NOTE:Morewatermayneedtobedrainedfrom

thepottoallowadditionalabrasivetobeadded.

20 334143E

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Graco 334143E, EcoQuip Vapor Abrasive Blast System Owner's manual

Graco 334143E, EcoQuip Vapor Abrasive Blast System Owner's manual

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