Graco ti25442a User Manual

Operation,Repair,andParts

EcoQuip

EcoQuip EcoQuip

Blast

Blast Blast

Vapor

Vapor Vapor
or

hazardous

or or

hazardous hazardous

125 psi (8.6 bar, 0.86 MPa) Maximum
Working Pressure

See page 2 for Model information.

System

System System

abrasive

abrasive abrasive

locations.

locations. locations.

Important

Important Important
Readallwarningsandinstructionsinthismanual.Savethese
instructions.

Vapor

Vapor Vapor

Abrasive

Abrasive Abrasive

334666B

EN

blast

system.

blast blast

system. system.

Safety

Safety Safety

Instructions

Instructions Instructions

For

professional

For For

professional professional

use

only.

Not

use use

only. only.

approved

Not Not

approved approved

for

use

for for

use use

explosive

in ininexplosive explosive

atmospheres

atmospheres atmospheres

PROVENQUALITY.LEADINGTECHNOLOGY.

Contents

Contents Contents

Models...............................................................2

RelatedManuals................................................2

Warnings...........................................................3

Notes.................................................................5

SystemComponentIdenti󰘰cation.........................6

EQ200TandEQ400T...................................6

DataTrakControls........................................7

PressureReliefProcedure..................................8

Operation...........................................................9

ChecklistBeforeStarting..............................9

LiftingtheTrailerSystems............................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

EQ200TandEQ400T...................................34

Enclosure....................................................36

Trailers........................................................38

PressurePot................................................41

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

VaporAbrasiveBlastSystemsand

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

EcoQuipSkidSystems.................................43

EcoQuipTrailerSystems..............................43

Mobile/SkidUnits.........................................44

TrailerUnits.................................................44

Hoses.........................................................45

Nozzles.......................................................45

CommonSpareParts...................................46

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

Dimensions........................................................47

TechnicalSpeci󰘰cations......................................48

Notes.................................................................49

GracoExtendedWarrantyforEcoQuip™

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

Models

Models Models

Part

Part Part

EQ200TEcoQuip200VaporBlastSystem
EQ400TEcoQuip400VaporBlastSystem

Related

Related Related

2

Manuals

Manuals Manuals

Manual

Manual Manual

Number

Number Number
313840DataTrak
333397Pump
334142
334143
334667

Product

Product Product

EQ100M
EQ300M,EQ600M
EQ300C,EQ600C

Description

Description Description

334666B

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

Useofthisequipmentcanresultinthereleaseofpotentiallyharmfuldustortoxicsubstances
fromtheabrasivebeingused,thecoatingsbeingremoved,andthebaseobjectbeingblasted.

•Foruseonlybysophisticatedusersfamiliarwithapplicablegovernmentalsafetyandindustrial

•Useequipmentonlyinawell-ventilatedarea.

•Wearaproperly󰘰t-testedandgovernmentapprovedrespiratorsuitableforthedustconditions.

•Followlocalordinancesand/orregulationsfordisposaloftoxicsubstancesanddebris.

EQUIPMENT

EQUIPMENT EQUIPMENT

AND

DEBRIS

AND AND

DEBRIS DEBRIS

hygieneregulators.

MISUSE

MISUSE MISUSE

HAZARD

HAZARD HAZARD

HAZARD

HAZARD HAZARD

Warnings

Misusecancausedeathorseriousinjury.

•Donotoperatetheunitwhenfatiguedorunderthein󰘱uenceofdrugsoralcohol.

•Donotexceedthemaximumworkingpressureortemperatureratingofthelowestrated
systemcomponent.SeeTechnical Technical

•Donotusethisequipmentwithouthoserestraintsandcouplerpinsinstalledonallairand
blasthosecouplings.

•Donotblastunstableobjects.Thehighamountof󰘱uid󰘱owfromthenozzlecanpotentially
moveheavyobjects.

•Donotexceedloadratingoflifteyes.

•Donotoperateequipmentonorstandonanunstablesupport.Keepeffectivefootingand
balanceatalltimes.

•Use󰘱uidsandsolventsthatarecompatiblewithequipmentwettedparts.SeeTechnicalData
inallequipmentmanuals.Read󰘱uidandsolventmanufacturer’swarnings.Forcomplete
informationaboutyourmaterial,requestMSDSfromdistributororretailer.

•Donotleavetheworkareawhileequipmentisenergizedorunderpressure.

•TurnoffallequipmentandfollowthePressure Pressure

•Checkequipmentdaily.Repairorreplacewornordamagedpartsimmediatelywithgenuine
manufacturer’sreplacementpartsonly.

•Donotalterormodifyequipment.Alterationsormodi󰘰cationsmayvoidagencyapprovals
andcreatesafetyhazards.

•Makesureallequipmentisratedandapprovedfortheenvironmentinwhichyouareusingit.

•Useequipmentonlyforitsintendedpurpose.Callyourdistributorforinformation.

•Routehosesandcablesawayfromtraf󰘰careas,sharpedges,movingparts,andhotsurfaces.

•Donotkinkoroverbendhosesorusehosestopullequipment.

•Keepchildrenandanimalsawayfromworkarea.

•Complywithallapplicablesafetyregulations.

Technical

Data

Data Data

Pressure

inallequipmentmanuals.

Relief

Relief Relief

Procedure

Procedure Procedure

whenequipmentisnotinuse.

334666B 3

Warnings

WARNING

WARNING WARNING

BURN

BURN BURN

Equipmentsurfacesand󰘱uidthatisheatedcanbecomeveryhotduringoperation.Toavoid
severeburns:

•Donottouchhot󰘱uidorequipment.

FIRE

FIRE FIRE

Flammablefumes,suchassolvent,inworkareacanigniteorexplode.Tohelpprevent󰘰re
andexplosion:

•Useequipmentonlyinwellventilatedarea.

•Abrasivematerialexitingblastnozzlecangeneratesparks.When󰘱ammableliquidsareused

•Keepworkareafreeofdebris,includingsolvent,ragsandgasoline.

•Keepaworking󰘰reextinguisherintheworkarea.

PERSONAL

PERSONAL PERSONAL

HAZARD

HAZARD HAZARD

AND

EXPLOSION

AND AND

EXPLOSION EXPLOSION

neartheblastnozzleorfor󰘱ushingorcleaning,keeptheblastnozzleatleast20feet(6
meters)awayfromexplosivevapors.

PROTECTIVE

PROTECTIVE PROTECTIVE

HAZARD

HAZARD HAZARD

EQUIPMENT

EQUIPMENT EQUIPMENT

Wearappropriateprotectiveequipmentwhenintheworkareatohelppreventseriousinjury,
includingeyeinjury,hearingloss,inhalationoftoxicfumes,andburns.Protectiveequipment
includesbutisnotlimitedto:

•Protectiveeyewear

•Protectiveshoes

•Gloves

•Hearingprotection

•Properly󰘰t-testedandgovernmentapprovedrespiratorsuitableforthedustconditions

RECOIL

RECOIL RECOIL

Blastnozzlemayrecoilwhentriggered.Ifyouarenotstandingsecurely,youcouldfalland
beseriouslyinjured.

HAZARD

HAZARD HAZARD

4

334666B

Notes

Notes

Notes Notes

334666B 5

SystemComponentIdentication

System

System System

EQ200T

EQ200T EQ200T

Component

Component Component

and

EQ400T

and and

EQ400T EQ400T

Identi󰘰cation

Identi󰘰cation Identi󰘰cation

6 334666B

SystemComponentIdentication

8800000

83000

9

Key:

Key: Key:
B
B2BlastNozzle

C
EPot
FBungPin
JPotDumpValve
KAutoVentValve
L
MAbrasiveBallValve
P

QEmergencyStop
RBlastAirRegulator

S
TPotPressureRegulator
U

DataTrak

DataTrak DataTrak

BlastControlSwitch

BlastHose

BlastCheckValve

ControlBox

AbrasiveMeter

PotPressureGauge

Key:

Key: Key:
V
W
XRinseBallValve
Y
Z
ZA
ZB

ZCSupplyAirPressureGauge
ZD
ZEAccessoryExtensionhose
ZFAbrasiveMaterial

ZGFillPortCheckValve
ACAirCompressor
AD
AE

Controls

Controls Controls

BlastAirPressureGauge
SelectorValve

AirSupplyConnection
BlastConnection
PneumaticControlConnection
ElectricControlConnection

DataTrak(seeDataTrakControls,page7)

AirConnections
AirCompressorControls

Key:

Key: Key:
RK

CRCycle/Rate
BTBatchTotalizer

GTGrandTotalizer

334666B

ResetKey—Resultsinfaults.Pressand
holdforthreesecondstoclearthebatch
totalizer.

7

PressureReliefProcedure

Pressure

Pressure Pressure

FollowthePressureReliefProcedure
wheneveryouseethissymbol.

Thisequipmentstayspressurizeduntilpressure
ismanuallyrelieved.Tohelppreventserious
injuryfrompressurized󰘱uid,suchassplashing
󰘱uid,followthePressureReliefProcedurewhen
instructed.

1.Turnthepotpressureregulator(PR)off.

Relief

Relief Relief

Procedure

Procedure Procedure

2.Closetheabrasiveballvalve.

3.Turnthecompressoroffandclosetheinlet
ballvalve.Closethecompressorsupplyair
valve.Engagetheblastcontrolswitchtorelieve
pressureinthesystem.Thendisconnecttheair
inlethosefromthesystem.

4.Turntheselectorvalve(SL)toFILL.

5.Openthedumpvalve.

6.Verifythatthepotpressuregauge(PG)displays
zeropressure.

8 334666B

Operation

Operation

Operation Operation

Checklist

Checklist Checklist

•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,page48).

•Makesurethewatertankwillremainfullysupplied
withcleanwatertoavoidanypossibilityofthe
pumprunningdryduringblasting.

Before

Before Before

Starting

Starting Starting

•Makesuretousethecorrecttypeofblastcontrol.
Blastingwith150feet(45m)ormoreofblasthose
requirestheuseofanelectricblastcontrol.An
electricblastcontrolcanalsobeusedonhose
lengthsbelow150feet(45m).

•Makesuretheblasthoseislaidoutasstraightas
possiblebetweentheequipmentandtheworksite
(acoiledblasthosewilluncoilunderpressure).

NOTICE

NOTICE NOTICE

Sharpbendsintheblasthosecouldcausethe
abrasivetowearthroughthehoseandcause
prematurefailureofthehose.

•Makesuretherubbergasketineachhosecoupler
isinworkingcondition.

Lifting

Lifting Lifting

•Lifttheunitwithaliftapparatusratedfor10,000
lb(4535kg)minimum.

•Donotliftthesystembytheliftringontopofthe
compressor.

the

Trailer

the the

Trailer Trailer

Systems

Systems Systems

•Makesurethatthepotiscleanandfreeofany
internaldebris.

•Donotliftthesystembythetie-downringsonthe
trailer.

334666B 9

Operation

OFF

START

RUN

ti24706a

Connecting

Connecting Connecting
Hose

Hose Hose

1.Makesuretheinlethoseconnectionsaretight,
andthathoserestraintsareproperlyinstalled
andsecure.

2.Opentheairsupplyvalve(125psi,8.6Bar,0.86
MPamaximum).Ifnecessary,usearegulatorin
thesupplyairlinetomeetthesespeci󰘰cations.

the

Blast

the the

Blast Blast

Hose

Hose Hose

and

and and

Air

Air Air

NOTE:

NOTE: NOTE:
andstartupinformation.

3.Connecttheblasthose,hoserestraints,control
hoses,andcouplerpins.

NOTE:

NOTE: NOTE:
checkalloftheelectricalconnectionsfromthe
paneltotheblastcontrol.

Seeaircompressormanualforoperation

Ifyouareusinganelectricblastcontrol,

NOTICE

NOTICE NOTICE

Makesurenoelectricalconnectionswill
beexposedtowater.Exposuretowater
couldcauseashortcircuitanddamagethe
equipment.

10 334666B

Operation

Setting

Setting Setting

1.Disconnecttheabrasivehoseatthecamand

Up

the

Up Up

groovewiththeabrasiveballvalveclosed.

NOTE:

NOTE: NOTE:
(especiallyunderpressure),releasingthecam
andgroovewiththeballvalveopenwillcausean
unintentionalreleaseofabrasive.

Ifthepotcontainswaterandabrasive

Equipment

the the

Equipment Equipment

4.Disconnectthepumpinlethoseand󰘱ushthe

watertanktoremoveanyremainingdebris.
Reconnectthepumpinlethose.

5.Fillthewatertankonlywithfreshwater,then

opentheinletballvalve.

6.Closetherinse,dump,andabrasiveballvalves.

7.TurntheselectorvalvetoRINSE.

2.Flushwaterthroughthepotandoutthe
disconnectedabrasiveballvalvebefore󰘰llingthe
potwithwaterandabrasive.

3.Reconnecttheabrasivehose.

334666B

8.DisengagetheEmergencyStop.

NOTE:

NOTE: NOTE:
EmergencyStopisdisengaged.

Thewaterpumpwillnotworkunlessthe

11

Operation

1

2

10 gal
(30 L)

200-500 lb
(90-227 kg)

9.Alignthebunghandlewiththepinslot,andthen
󰘰rmlypushandturnthehandle90°afterthepin
isbelowthebracketslot.Properengagementof
thepinwillholdthebungdownuntilitisreleased.

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.Whenthewaterlevelreachesthebungseal,
rotatethehandletoreleasethebungpin(this
willcausethebungtopopupagainsttheseal
andclosethebung).

13.TurntheselectorvalvetoFILL.

11.Useagardenhoseortherinsehosetowashthe
abrasiveintothepotandclearanyabrasivefrom
thebungandbungseal.

NOTE:

NOTE: NOTE:
not,openthepotpressureregulatorenoughto
causethepumptorunat60cpm.

NOTE:

NOTE: NOTE:
oftheairtrappedinthetopofthepottovent.
Whenairstopsventing,thepotpressuregauge
willstarttoregisterpressure.

Thewaterpumpshouldbegincycling.If

Theautovent/purgevalvewillallowall

12

334666B

Operation

ti24824a

14.Waitforpotpressuretoincrease.NOTE: NOTE:

cantakeuptoseveralminutesforthepotto
pressurize.

NOTE:

NOTE: NOTE:

Thebungcannotbepusheddownunless
allofthepressureinthepotisreleasedby
openingthedumpvalve.

15.Setthepotpressure30psi(2.0Bar,0.2MPa)
higherthantheintendedblastpressure.Quickly
openandclosethedumpvalveafterthepump
stalls.Relievepotpressureto40psi(2.7Bar,

0.27MPa)beforeclosingthedumpvalve.
Repeatuntilpotpressureisconsistent.

NOTE:

It

19.Opentheabrasiveballvalve.

NOTE:

NOTE: NOTE:

Makesurethepotpressurereturnstothe
initialsetting(itwillnotreturntotheinitialsetting
ifthemeteringvalveisclosed).

20.Engagetheblastcontrolswitchandbegin
blasting.

16.TurntheselectorvalvetoWASH.

17.Settheblastairpressure30psi(2.0Bar,0.2
MPa)lowerthanthepotpressurewhileblasting.

NOTE:

NOTE: NOTE:

Inordertoadjusttheblastpressure,the
blastcontrolmustbeengaged.Fortheinitial
setting,leavetheabrasiveballvalveclosed.

NOTE:

NOTE: NOTE:

Engageandreleasetheblastcontrol
handleeachtimetheblastregulatorisadjusted.

18.TurntheselectorvalvetoBLAST.

NOTE:

NOTE: NOTE:

Youmayhavetowait1–2minutesforthe

abrasivematerialtoreachthenozzle.

NOTE:

NOTE: NOTE:

Potpressureandblastpressureshould
equalizeduringblasting.Onlysetpotpressure
withtheabrasiveballvalveclosed.Neveradjust
potpressurewhileblasting.

334666B 13

Operation

8800000

83000

9

21.Slowlyadjusttheabrasivemetervalvewhilethe
abrasiveisblastingfromthenozzle.Typical
adjustmentrangesfrom1/8to1/4turnopen.

NOTE:

NOTE: NOTE:
settingthepumpcyclerate.Optimalabrasive
mediaconsumptiontypicallyoccurswiththe
cycleratesetat7–10cyclesperminute.

TheDataTrakcanbeusedtoassistin

NOTE:

NOTE: NOTE:
whatyouwillbeblasting.

NOTE:

NOTE: NOTE:
thenincreasetheblastforceasnecessaryto
cleanwithoutdoinganydamagetothesubstrate.
Whenproperlyset,thepumpshouldcycle7-10
timesperminute.Highproductionrateusers
mayneedtoincreasecyclerateabove10cycles
perminute.

Useapieceoftestmaterialsimilarto

Alwaysstartasgentlyaspossibleand

NOTE:

NOTE: NOTE:
youstopblastingformorethan2-3minutes.
Thiswillhelptoextendtheservicelifeofthe
diaphragmvalve.

Closetheabrasiveballvalvewhenever

14

334666B

Operation

Blasting

Blasting Blasting

When󰘰rstlearningtheeffectsoftheblaster,geta
betterunderstandingoftheresultsbystartingata
shallowangle(closerto0°thanto90°)andkeep
thenozzleapproximately16in.(40cm)fromthe
application.Observetheresults,thenreducethe
distance,steepentheangle,andadjusttheblast
regulator.

Astheblastpressureisincreased,slowlyadjust
themeteringvalveandwatchtheDataTrakto
achieve7-10pumpcyclesperminute.See

DataTrakControls,page7.

NOTE:

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

Tips

Tips Tips

Theheavierandsmallertheabrasiveparticle

Blasting

Blasting Blasting

Whenblastingonasurfacehigherthanthe
equipment,makesurethatthereisalengthofblast
hoseonthegroundequalto10-20%oftheheight.
Thehoseonthegroundpreventsunspentabrasive
inthehosefromback-󰘰llingtheinternalplumbingof
thepanel.

Forexample:Whenblasting50feet(15m)straight
up,useatleast10feet(3m)ofblasthoseonthe
groundbeforetheblasthosegoesuptotheblasting
height.

on

Higher

on on

Higher Higher

Surfaces

Surfaces Surfaces

334666B 15