Graco Inflatable Bouncy Toy EQ300C User manual

Type
User manual

This manual is also suitable for

Operation,Repair,andParts
EcoQuip EcoQuip
EcoQuip
Vapor Vapor
Vapor
Abrasive Abrasive
Abrasive
Blast Blast
Blast
System System
System
334667B
EN
Vapor Vapor
Vapor
abrasive abrasive
abrasive
blast blast
blast
system. system.
system.
For For
For
professional professional
professional
use use
use
only. only.
only.
Not Not
Not
approved approved
approved
for for
for
use use
use
in in
in
explosive explosive
explosive
atmospheres atmospheres
atmospheres
or or
or
hazardous hazardous
hazardous
locations. locations.
locations.
Important Important
Important
Safety Safety
Safety
Instructions Instructions
Instructions
Readallwarningsandinstructionsinthismanual.Savethese
instructions.
125 psi (8.6 bar, 0.86 MPa) Maximum
Working Pressure
See page 2 for Model information.
PROVENQUALITY.LEADINGTECHNOLOGY.
Contents Contents
Contents
Models...............................................................2
RelatedManuals................................................2
Warnings...........................................................3
OEMSystemGuidelines.....................................5
SystemComponentIdentication.........................6
EQ300CandEQ600C..................................6
DataTrakControls........................................7
PressureReliefProcedure..................................8
Operation...........................................................9
ChecklistBeforeStarting..............................9
ConnectingtheBlastHoseandAir
Hose..............................................10
SettingUptheEquipment.............................11
BlastingTips................................................15
UsingtheWashFeature...............................17
RellingthePotwithAbrasive.......................18
ShuttingDown.............................................19
WinterizingtheEquipment............................21
Troubleshooting..................................................22
TroubleshootingExamples...........................26
Repair................................................................28
RepairingtheMainAirRegulator..................28
FlushingtheDiaphragmValve......................29
RepairingtheDiaphragmValve.....................30
CleaningtheAuto-VentValve.......................31
ReplacingtheDataTrakBattery....................32
ReplacingtheDataTrakFuse.......................33
Parts..................................................................34
EQ300CandEQ600C..................................34
Enclosure....................................................36
PressurePot................................................38
HoseSchematic.................................................39
VaporAbrasiveBlastSystemsand
Accessories..........................................40
EcoQuipSkidSystems.................................40
EcoQuipTrailerSystems..............................40
Mobile/SkidUnits.........................................41
TrailerUnits.................................................41
Hoses.........................................................42
Nozzles.......................................................42
CommonSpareParts...................................43
OtherAccessories........................................43
Dimensions........................................................44
TechnicalSpecications......................................45
GracoExtendedWarrantyforEcoQuip™
Components.........................................46
Models Models
Models
Part Part
Part
Description Description
Description
EQ300CEcoQuip300VaporBlastSystem
EQ600CEcoQuip600VaporBlastSystem
Related Related
Related
Manuals Manuals
Manuals
Manual Manual
Manual
Number Number
Number
Product Product
Product
313840DataTrak
333397Pump
334143
EQ300M,EQ600M
334142
EQ100M
334666
EQ200T,EQ400T
2
334667B
Warnings
Warnings Warnings
Warnings
Thefollowingwarningsareforthesetup,use,grounding,maintenance,andrepairofthisequipment.The
exclamationpointsymbolalertsyoutoageneralwarningandthehazardsymbolsrefertoprocedure-specic
risks.Whenthesesymbolsappearinthebodyofthismanualoronwarninglabels,referbacktothese
Warnings.Product-specichazardsymbolsandwarningsnotcoveredinthissectionmayappearthroughout
thebodyofthismanualwhereapplicable.
WARNING WARNING
WARNING
DUST DUST
DUST
AND AND
AND
DEBRIS DEBRIS
DEBRIS
HAZARD HAZARD
HAZARD
Useofthisequipmentcanresultinthereleaseofpotentiallyharmfuldustortoxicsubstances
fromtheabrasivebeingused,thecoatingsbeingremoved,andthebaseobjectbeingblasted.
Foruseonlybysophisticatedusersfamiliarwithapplicablegovernmentalsafetyandindustrial
hygieneregulators.
Useequipmentonlyinawell-ventilatedarea.
Wearaproperlyt-testedandgovernmentapprovedrespiratorsuitableforthedustconditions.
Followlocalordinancesand/orregulationsfordisposaloftoxicsubstancesanddebris.
EQUIPMENT EQUIPMENT
EQUIPMENT
MISUSE MISUSE
MISUSE
HAZARD HAZARD
HAZARD
Misusecancausedeathorseriousinjury.
Donotoperatetheunitwhenfatiguedorundertheinuenceofdrugsoralcohol.
Donotexceedthemaximumworkingpressureortemperatureratingofthelowestrated
systemcomponent.SeeTechnical Technical
Technical
Data Data
Data
inallequipmentmanuals.
Donotusethisequipmentwithouthoserestraintsandcouplerpinsinstalledonallairand
blasthosecouplings.
Donotblastunstableobjects.Thehighamountofuidowfromthenozzlecanpotentially
moveheavyobjects.
Donotexceedloadratingoflifteyes.
Donotoperateequipmentonorstandonanunstablesupport.Keepeffectivefootingand
balanceatalltimes.
Useuidsandsolventsthatarecompatiblewithequipmentwettedparts.SeeTechnicalData
inallequipmentmanuals.Readuidandsolventmanufacturer’swarnings.Forcomplete
informationaboutyourmaterial,requestMSDSfromdistributororretailer.
Donotleavetheworkareawhileequipmentisenergizedorunderpressure.
TurnoffallequipmentandfollowthePressure Pressure
Pressure
Relief Relief
Relief
Procedure Procedure
Procedure
whenequipmentisnotinuse.
Checkequipmentdaily.Repairorreplacewornordamagedpartsimmediatelywithgenuine
manufacturer’sreplacementpartsonly.
Donotalterormodifyequipment.Alterationsormodicationsmayvoidagencyapprovals
andcreatesafetyhazards.
Makesureallequipmentisratedandapprovedfortheenvironmentinwhichyouareusingit.
Useequipmentonlyforitsintendedpurpose.Callyourdistributorforinformation.
Routehosesandcablesawayfromtrafcareas,sharpedges,movingparts,andhotsurfaces.
Donotkinkoroverbendhosesorusehosestopullequipment.
Keepchildrenandanimalsawayfromworkarea.
Complywithallapplicablesafetyregulations.
334667B 3
Warnings
WARNING WARNING
WARNING
BURN BURN
BURN
HAZARD HAZARD
HAZARD
Equipmentsurfacesanduidthatisheatedcanbecomeveryhotduringoperation.Toavoid
severeburns:
Donottouchhotuidorequipment.
FIRE FIRE
FIRE
AND AND
AND
EXPLOSION EXPLOSION
EXPLOSION
HAZARD HAZARD
HAZARD
Flammablefumes,suchassolvent,inworkareacanigniteorexplode.Tohelppreventre
andexplosion:
Useequipmentonlyinwellventilatedarea.
Abrasivematerialexitingblastnozzlecangeneratesparks.Whenammableliquidsareused
neartheblastnozzleorforushingorcleaning,keeptheblastnozzleatleast20feet(6
meters)awayfromexplosivevapors.
Keepworkareafreeofdebris,includingsolvent,ragsandgasoline.
Keepaworkingreextinguisherintheworkarea.
PERSONAL PERSONAL
PERSONAL
PROTECTIVE PROTECTIVE
PROTECTIVE
EQUIPMENT EQUIPMENT
EQUIPMENT
Wearappropriateprotectiveequipmentwhenintheworkareatohelppreventseriousinjury,
includingeyeinjury,hearingloss,inhalationoftoxicfumes,andburns.Protectiveequipment
includesbutisnotlimitedto:
Protectiveeyewear
Protectiveshoes
Gloves
Hearingprotection
Properlyt-testedandgovernmentapprovedrespiratorsuitableforthedustconditions
RECOIL RECOIL
RECOIL
HAZARD HAZARD
HAZARD
Blastnozzlemayrecoilwhentriggered.Ifyouarenotstandingsecurely,youcouldfalland
beseriouslyinjured.
4
334667B
OEMSystemGuidelines
OEM OEM
OEM
System System
System
Guidelines Guidelines
Guidelines
U.S. U.S.
U.S.
Metric Metric
Metric
SystemWeight(Dry)
450lb204kg
SystemWeight(Wet)
1600lb726kg
WaterTankSize(mustbewater
compatible)
100gallon(recommended)378liter(recommended)
PumpInletFittingDixon6EM6-Bquickdisconnectinterchangeincluded
(3/4"NPTalsoonpump)
MinimumID3/4in.1.9cm
MaximumRecommendedPumpInlet
HoseLength
5ft
4.5m
Maximumrecommendedrisefromwater
tankoutlettopumpinlet
16in.41cm
AvailableGracoInlethoses(w/quick
disconnectinterchanges)
17C032
19in.length48cm
EQ1848
36in.length91cm
AvailableGracowatertankshutoffvalve
assembly(3/4"NPTmaleto6EM6-B
quickdisconnect)
EQ5131EQ5131
Compressor Compressor
Compressor
Size Size
Size
and and
and
Hose Hose
Hose
Length Length
Length
Minimum Minimum
Minimum
ID ID
ID
U.S. U.S.
U.S.
Metric Metric
Metric
185-600cfmcompressorandlessthan
100'hoselength
1.5in.38mm
Morethan600cfmcompressoror
greaterthan100'hoselength
2in.51mm
SeeVaporAbrasiveBlastSystemsandAccessories,page40forGracorecommendedblasthosesand
nozzles.
SeeDimensions,page44.
334667B 5
SystemComponentIdentication
System System
System
Component Component
Component
Identication Identication
Identication
EQ300C EQ300C
EQ300C
and and
and
EQ600C EQ600C
EQ600C
6 334667B
SystemComponentIdentication
Key: Key:
Key:
A
Cart
B
BlastControlSwitch
B2BlastNozzle
C
BlastHose
EPot
FBungPin
G
WaterTank
HWaterTankLid
JPotDumpValve
KAutoVentValve
L
BlastCheckValve
MAbrasiveBallValve
P
ControlBox
QEmergencyStop
RBlastAirRegulator
Key: Key:
Key:
S
AbrasiveMaterial
TPotPressureRegulator
U
PotPressureGauge
V
BlastAirPressureGauge
W
SelectorValve
XRinseBallValve
Y
AirSupplyConnection
Z
BlastConnection
ZA
PneumaticControlConnection
ZB
ElectricControlConnection
ZCSupplyAirPressureGauge
ZD
DataTrak(seeDataTrakControls,page7)
ZEAccessoryExtensionhose
ZFAbrasiveMedia
ZGFillPortCheckValve
DataTrak DataTrak
DataTrak
Controls Controls
Controls
8800000
83000
9
Key: Key:
Key:
RK
ResetKeyResultsinfaults.Pressand
holdforthreesecondstoclearthebatch
totalizer.
CRCycle/Rate
BTBatchTotalizer
GTGrandTotalizer
334667B
7
PressureReliefProcedure
Pressure Pressure
Pressure
Relief Relief
Relief
Procedure Procedure
Procedure
FollowthePressureReliefProcedure
wheneveryouseethissymbol.
Thisequipmentstayspressurizeduntilpressure
ismanuallyrelieved.Tohelppreventserious
injuryfrompressurizeduid,suchassplashing
uid,followthePressureReliefProcedurewhen
instructed.
1.Turnthepotpressureregulator(PR)off.
2.Closetheabrasiveballvalve.
3.Turnthecompressoroffandclosetheinlet
ballvalve.Closethecompressorsupplyair
valve.Engagetheblastcontrolswitchtorelieve
pressureinthesystem.Thendisconnecttheair
inlethosefromthesystem.
4.Turntheselectorvalve(SL)toFILL.
5.Openthedumpvalve.
6.Verifythatthepotpressuregauge(PG)displays
zeropressure.
8 334667B
Operation
Operation Operation
Operation
Checklist Checklist
Checklist
Before Before
Before
Starting 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,page45).
Makesurethewatertankwillremainfullysupplied
withcleanwatertoavoidanypossibilityofthe
pumprunningdryduringblasting.
Makesurethatthepotiscleanandfreeofany
internaldebris.
Makesuretousethecorrecttypeofblastcontrol.
Blastingwith150feet(45m)ormoreofblasthose
requirestheuseofanelectricblastcontrol.An
electricblastcontrolcanalsobeusedonhose
lengthsbelow150feet(45m).
Makesuretheblasthoseislaidoutasstraightas
possiblebetweentheequipmentandtheworksite
(acoiledblasthosewilluncoilunderpressure).
NOTICE NOTICE
NOTICE
Sharpbendsintheblasthosecouldcausethe
abrasivetowearthroughthehoseandcause
prematurefailureofthehose.
Makesuretherubbergasketineachhosecoupler
isinworkingcondition.
334667B 9
Operation
Connecting Connecting
Connecting
the the
the
Blast Blast
Blast
Hose Hose
Hose
and and
and
Air Air
Air
Hose Hose
Hose
1.Alwayspurgetheairsupplyhose15–20seconds
beforeconnectingtheairsupplyhosefromthe
compressor(oron-sitecompressedairsource)
tothepanel.Makesurealldebrisisclearedfrom
thehose.
2.Connectanappropriatelysizedair
supplyhosetotheairinlet.See
TechnicalSpecications,page45.
NOTE: NOTE:
NOTE:
Makesuretoproperlyinstallhose
restraintsandcouplerpinstothequick-coupler
andtheairline.Iftheholesonthequick-coupler
donotalign,thereissomethingwrongandthe
twocouplersarenotcompatible.DO DO
DO
NOT NOT
NOT
TURN TURN
TURN
ON ON
ON
THE THE
THE
AIR AIR
AIR
.Seekhelptogetthesituation
resolved.
3.Opentheairsupplyvalve(125psi,8.6Bar,0.86
MPamaximum).Ifnecessary,usearegulatorin
thesupplyairlinetomeetthesespecications.
OFF
START
RUN
NOTE: NOTE:
NOTE:
Makesuretheairsupplymeets
theappropriate appropriate
appropriate
air air
air
ow ow
ow
requirements. requirements.
requirements.
See
TechnicalSpecications,page45.
4.Connecttheblasthose,hoserestraints,control
hoses,andcouplerpins.
ti24706a
NOTE: NOTE:
NOTE:
Ifyouareusinganelectricblastcontrol,
checkalloftheelectricalconnectionsfromthe
paneltotheblastcontrol.
NOTICE NOTICE
NOTICE
Makesurenoelectricalconnectionswill
beexposedtowater.Exposuretowater
couldcauseashortcircuitanddamagethe
equipment.
10 334667B
Operation
Setting Setting
Setting
Up Up
Up
the the
the
Equipment Equipment
Equipment
1.Disconnecttheabrasivehoseatthecamand
groovewiththeabrasiveballvalveclosed.
NOTE: NOTE:
NOTE:
Ifthepotcontainswaterandabrasive
(especiallyunderpressure),releasingthecam
andgroovewiththeballvalveopenwillcausean
unintentionalreleaseofabrasive.
2.Flushwaterthroughthepotandoutthe
disconnectedabrasiveballvalvebeforellingthe
potwithwaterandabrasive.
3.Reconnecttheabrasivehose.
4.Disconnectthepumpinlethoseandushthe
watertanktoremoveanyremainingdebris.
Reconnectthepumpinlethose.
5.Fillthewatertankonlywithfreshwater,then
opentheinletballvalve.
6.Closetherinse,dump,andabrasiveballvalves.
7.
334667B
11
Operation
8.TurntheselectorvalvetoRINSE.
9.DisengagetheEmergencyStop.
NOTE: NOTE:
NOTE:
Thewaterpumpwillnotworkunlessthe
EmergencyStopisdisengaged.
10.Alignthebunghandlewiththepinslot,andthen
rmlypushandturnthehandle90°afterthepin
isbelowthebracketslot.Properengagementof
thepinwillholdthebungdownuntilitisreleased.
11.Add10gallons(30liters)offreshwaterto
thepot.Wearappropriatepersonalprotective
equipment,includinganappropriatelyt-tested
governmentapprovedrespiratorsuitableforthe
dustconditions.Addabrasivematerial(minimum
fourbags,maximumten50lb(23kg)bagsof
high-massabrasive,oreight50lb(23kg)bags
oflowmassabrasive).
1
2
10 gal
(30 L)
200-500 lb
(90-227 kg)
12.Useagardenhoseortherinsehosetowashthe
abrasiveintothepotandclearanyabrasivefrom
thebungandbungseal.
12
334667B
Operation
13.Whenthewaterlevelreachesthebungseal,
rotatethehandletoreleasethebungpin(this
willcausethebungtopopupagainsttheseal
andclosethebung).
14.TurntheselectorvalvetoFILL.
NOTE: NOTE:
NOTE:
Thewaterpumpshouldbegincycling.If
not,openthepotpressureregulatorenoughto
causethepumptorunat60cpm.
NOTE: NOTE:
NOTE:
Theautovent/purgevalvewillallowall
oftheairtrappedinthetopofthepottovent.
Whenairstopsventing,thepotpressuregauge
willstarttoregisterpressure.
15.Waitforpotpressuretoincrease.NOTE: NOTE:
NOTE:
It
cantakeuptoseveralminutesforthepotto
pressurize.
ti24824a
NOTE: NOTE:
NOTE:
Thebungcannotbepusheddownunless
allofthepressureinthepotisreleasedby
openingthedumpvalve.
16.Setthepotpressure30psi(2.0Bar,0.2MPa)
higherthantheintendedblastpressure.Quickly
openandclosethedumpvalveafterthepump
stalls.Relievepotpressureto40psi(2.7Bar,
0.27MPa)beforeclosingthedumpvalve.
Repeatuntilpotpressureisconsistent.
17.TurntheselectorvalvetoWASH.
18.Settheblastairpressure30psi(2.0Bar,0.2
MPa)lowerthanthepotpressurewhileblasting.
NOTE: NOTE:
NOTE:
Inordertoadjusttheblastpressure,the
blastcontrolmustbeengaged.Fortheinitial
setting,leavetheabrasiveballvalveclosed.
NOTE: NOTE:
NOTE:
Engageandreleasetheblastcontrol
handleeachtimetheblastregulatorisadjusted.
19.TurntheselectorvalvetoBLAST.
334667B 13
Operation
20.Opentheabrasiveballvalve.
NOTE: NOTE:
NOTE:
Makesurethepotpressurereturnstothe
initialsetting(itwillnotreturntotheinitialsetting
ifthemeteringvalveisclosed).
21.Engagetheblastcontrolswitchandbegin
blasting.
NOTE: NOTE:
NOTE:
Youmayhavetowait1–2minutesforthe
abrasivematerialtoreachthenozzle.
NOTE: NOTE:
NOTE:
Potpressureandblastpressureshould
equalizeduringblasting.Onlysetpotpressure
withtheabrasiveballvalveclosed.Neveradjust
potpressurewhileblasting.
22.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
youstopblastingformorethan2-3minutes.
Thiswillhelptoextendtheservicelifeofthe
diaphragmvalve.
14
334667B
Operation
Blasting Blasting
Blasting
Tips Tips
Tips
Whenrstlearningtheeffectsoftheblaster,geta
betterunderstandingoftheresultsbystartingata
shallowangle(closertothanto90°)andkeep
thenozzleapproximately16in.(40cm)fromthe
application.Observetheresults,thenreducethe
distance,steepentheangle,andadjusttheblast
regulator.
Astheblastpressureisincreased,slowlyadjust
themeteringvalveandwatchtheDataTrakto
achieve7-10pumpcyclesperminute.See
DataTrakControls,page7.
NOTE: NOTE:
NOTE:
Theheavierandsmallertheabrasiveparticle
(i.e.80-grit),themoreaggressivetheresults.
Blasting Blasting
Blasting
on on
on
Higher Higher
Higher
Surfaces Surfaces
Surfaces
Whenblastingonasurfacehigherthanthe
equipment,makesurethatthereisalengthofblast
hoseonthegroundequalto10-20%oftheheight.
Thehoseonthegroundpreventsunspentabrasive
inthehosefromback-llingtheinternalplumbingof
thepanel.
Forexample:Whenblasting50feet(15m)straight
up,useatleast10feet(3m)ofblasthoseonthe
groundbeforetheblasthosegoesuptotheblasting
height.
334667B 15
Operation
Metering Metering
Metering
Valve Valve
Valve
Settings 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
compressorcansupport.Theinitialpotpressureshouldalwaysbe30psi(2.0Bar,0.2MPa)abovethe
intendedblastpressure.
Graduallymakeadjustmentstomeetthespecicrequirementsforeachapplication.Higherblastpressures
willrequireturningtheabrasivemeteringvalveslightlymoreopen(andviceversa).Maketheadjustments
(seeDataTrakControls,page7)toachieve7-10cyclesperminutetobethemostefcient(cutatthefastest
ratewhileusingtheleastamountofabrasive).Blastingpressurescanrangebetween30-120psimax
(2.0Bar,0.2MPa8.2Bar,0.82MPa).
Unlikeconventionalsandblasting,higherpressuresdonotnecessarilymeanbettercleaning.Nozzledistance
andtheangletothesurfacehasaneffectonperformance,asdoestheblastpressure.Choiceofabrasive
alsohasagreateffect.High-performanceabrasiveproducesthebestperformanceandcansaveenough
timetomakeupthedifferenceincost.
NOTE: NOTE:
NOTE:
Blastingwith150+feetofblasthoserequirestheuseofanelectricblastcontrol.
Grit Grit
Grit
Size Size
Size
Blast Blast
Blast
Pressure Pressure
Pressure
Abrasive Abrasive
Abrasive
Dose Dose
Dose
Blast Blast
Blast
Angle Angle
Angle
Notes Notes
Notes
General General
General
40/70
60-80psi(4.1Bar,
0.41MPa-5.5Bar,
0.55MPa)
1/4to1/2turns
35°-65°
Whentheblast
pressureis
increased,the
abrasivedoseturns
willalsoneedtobe
increased.
Wood Wood
Wood
80(usingalow
massabrasive
likeglass)
40-50psi(2.7Bar,
0.27MPa-3.4Bar,
0.34MPa)
1/8to1/4turns
15°-30°
Donotwash,asit
mayraisethewood
grain.Brushoff
excessabrasiveafter
thewooddries.
Steel Steel
Steel
80-100(using
ahigh-mass
abrasivelike
Garnet)
100-120psi(6.8Bar,
0.68MPa-8.2Bar,
0.82MPa)
1/41/2turns
65°-85˚
Whentheblast
pressureis
increased,the
abrasivedoseturns
willalsoneedtobe
increased.
Fiberglass Fiberglass
Fiberglass
40-70lowmass
45-65psi(3.1Bar,
0.31MPa-4.4Bar,
0.44MPa)
1/8to1/4turns
35°-45˚
Whentheblast
pressureis
increased,the
abrasivedoseturns
willalsoneedtobe
increased.
16 334667B
Operation
Using Using
Using
the the
the
Wash Wash
Wash
Feature Feature
Feature
Thewashfeaturecausesair-drivenwater(without
abrasive)toblastandrinseareasthathavealready
beenblastedwithabrasive.Itisalsoaconvenient
featurefor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.Blast12minutesuntiltheabrasiveiscleared
fromthehose.
4.Theequipmentisnowreadytowashany
previouslyblastedsurfaces.
334667B
17
Operation
Relling Relling
Relling
the the
the
Pot Pot
Pot
with with
with
Abrasive Abrasive
Abrasive
1.Closetheabrasiveballvalve.
2.TurntheselectorvalvetoRINSE.
3.Openthedumpvalveslowlytorelievethewater
pressureinthepot.
NOTE: NOTE:
NOTE:
Bepreparedtocapturethewaterthat
willbedrainedfromthepot.Alldisposalsmust
complywithnational,state,andlocalregulations.
4.Afterallofthepressureinthepothasbeen
relieved,engagethebungpinbycompressing
thespringandturningthehandle90°toholdthe
bungintheopenposition.
5.Addtheabrasive(minimumfourbags,maximum
ten50lb(23kg)bagsofhigh-massabrasive
oreight50lb(23kg)bagsoflow-mass
abrasive)andcontinuetheproceduresfrom
SettingUptheEquipment,page11.
NOTE: NOTE:
NOTE:
Morewatermayneedtobedrainedfrom
thepottoallowadditionalabrasivetobeadded.
18 334667B
Operation
Shutting Shutting
Shutting
Down Down
Down
1.Whenyouhavenishedblasting,performwash
untilalloftheabrasiveisushedfromtheblast
hose.SeeUsingtheWashFeature,page17.
2.TurntheselectorvalvetoRINSE,andwiththe
abrasiveballvalveclosed,continuetoblastuntil
waterisclearedfromthehose.Thisistodrythe
insideofthehoseforstorage.
3.Opentheabrasiveballvalve,thenopenthedump
valveuntilthepotpressuregaugereads0psi.
Closetheabrasiveballvalveanddumpvalve.
NOTE: NOTE:
NOTE:
Short-termshutdownisnowcomplete.
Iftheuntilwillbeshutdownformorethan24
hours,proceedtothenextstep.
4.Disconnecttheabrasiveballvalvecam-lockby
removingthecouplerpinsandpullingtherings
outanduptopullthetwocamsawayfromthe
groove.
5.Holdabucketunderthecam-lockcoupler,then
turntheselectorvalvetoWASH.Thiswillclean
debrisfromthecam-lockcouplerandgasket.
NOTE: NOTE:
NOTE:
Makesurethegasketisinplaceafterthe
procedure.
NOTE: NOTE:
NOTE:
Besuretocatchtheunspentabrasive
thatwillbewashedoutofthepanelplumbingand
outofthegroovetting.
6.TurntheselectorvalvetoFILL.Thiswillhelp
pushtheabrasiveoutthroughtheabrasivehose.
7.Placeabucketundertheabrasivehose.Slowly
openandclosetheabrasiveballvalvetoush
abrasivematerialfromthepot.Repeatseveral
times.Oncenoabrasivematerialowsfromthe
hose,closetheabrasiveballvalve.
NOTE: NOTE:
NOTE:
Estimatethata5gallonpailwillbe
neededforeachbagofabrasivestillinthepot.
Coverthebucketsduringstoragesodebrisdoes
notcontaminatetheabrasive.
334667B 19
Operation
8.Engagethebungpintoholdthebungopenand
allowairtoenter.
9.Opentheabrasiveballvalveandushthepotof
anyremainingabrasivematerial.
10.Closethepotbungandconnectthe
abrasivehose.Relievepressure
tocompletesystemshutdown(see
PressureReliefProcedure,page8).
NOTE: NOTE:
NOTE:
Thesystemmustbewinterizedifitwill
beexposedtotemperaturesbelowfreezing.See
WinterizingtheEquipment,page21.
20 334667B
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Graco Inflatable Bouncy Toy EQ300C User manual

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User manual
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