4-Qt. Wax Injector #700-057 Instructions
Operating the Injector
1. UsingtheON/OFFtoggleswitch,turntheunitonand
adjustthetemperatureknobontheunittothedesired
setting.
2. Fillthechamber1/3fullofwaxandplacethelidbackon
theunit;donottightendownyet.Note:Startingwitha
smallamountofwaxhelpstospeedthemeltingcycle.
3. Oncethewaxbeginstomelt,addmorewaxuntilthe
unitisapproximately5/6full(whichisconsideredfull).
Important:Donotoverfill!
4. Oncethewaxisfullymelted,checkthatthelidisin
positionontopoftheunitandtightentheknobs
securely.
Setting Up the Injector
1. Unpacktheunitassoonasyoureceiveittomake
surethereisnodamagetotheunitandallitsparts
arepresent.Immediatelyreportshippingdamageto
theshippingcompanyandtoRioGrande.Keepall
packagingmaterialsuntiltheunitisupandrunning
incasethereisanyneedtoreturn.
2. Placetheunitonasecure,heat-resistantsurfacewith
12"ofclearanceonallsides.Ifdesired,youcanboltthe
unittoyourworksurface;thebaseoftheunitisdrilled
toaccommodatethis(hardwareisnotincluded).
3. Connecttheairlinefromacompressedairsource
(notincluded)totheinjector.Werecommendthatyou
installanin-lineairfilter/dryeronyourairsupplyline
tokeeptheaircleantoavoidintroducingimpurities
tothewax(seethisiteminyourRio Grande Tools &
Equipmentcatalog).
4. Loosenthelidbyunscrewingthetwoknobsonthe
topoftheunitjustenoughtoallowthelidtoswivel
freeofthebase.Removethelidandwipetheinsideof
thechamberwithacloth,makingsurenottoleaveany
debris.Checkthenozzletoensureitisfreeofanydebris
aswell.Important:Keepanycontaminantsordebris
fromgettingintothechamberornozzle.Contaminants
cancreateairleaksthataffectthefunctionalityofthe
unitandpotentiallycreatequalityissuesintheinjected
waxpatterns.
5. Plugtheunitintoastandard110-voltreceptacle(or
220-voltreceptaclefora220Vmodel).
5. Adjustthetemperatureknobontheunittothedesired
setting.Placethesuppliedthermometerinthehole
atthetopoftheunittodouble-checkthechamber's
temperature.Forbestresults,followthemanufacturer’s
recommendedtemperaturerangefortheinjectionwax
youuse.
Please Note:Thethermocoupleisalsousedtocalibrate
thetemperaturecontroloftheinjectorperiodically.
Seereverseforcalibrationsteps.
6. Turnonthecompressedairandensurethatthe
connectionsaresecureanddonotleak.Setthe
airpressureusingtheregulatoronthetopofthe
injectortothedesiredsetting.Airpressuregenerally
rangesfrom3–15psiformostpatterns;however,you
willneedtoadjustthisforthepatternsyouareinjecting.
7. UseRiomoldclamps(items701-112and701-115)
orsimilarclampstoholdtherubbermoldswhileyou
areinjectingwax.Riomoldclampsaredesignedtobe
moreergonomicfortheoperatorandtoproducemore
consistentinjectionsthanholdingmoldsbyhand.
8. Placethemoldintheclampandpressthemoldonto
thenozzle,makingsurethesprueholeandnozzleare
aligned,forapproximately2–3seconds.
Please Note:Youwillneedtoexperimenttofindthe
temperaturesettingsandinjectiontimesthatworkbest
foryourpatterns.
9. Removethemoldfromtheclampandallowthewax
toharden.Dependingonthepattern,thiscantakeas
littleas10secondsorasmuchastwominutesormore.
Remove and store all packing materials prior to setup.
10. Openthemoldandremovethewaxpattern.Ifthere
areincompletefills,adjustthetemperature,pressure
and/orinjectiontime.Adjustyoursettingsuntilyou
achieveacompletepatternfill.Makenoteofthe
settingsforfutureuse.
11. Turnofftheairtotheunitand,usingtheregulatoron
thewaxpot,releaseanyresidualairfromthelineand
pot.
12. Werecommendleavingtheinjectoronconstantlyifit
willbeuseddaily.Ifitwillbeoutofuseformorethan48
hours,werecommendturningitoffandunpluggingit
betweenuses.
Cleaning the Injector
1. Openthedrainvalvelocatedonthesideoftheunit
andletthewaxrunintoasturdyheat-resistant
containersuitableformoltenwax.Youcanuseavery
lowpressure(1–2psi)tohelppushtheremainingwax
fromtheunitthroughthedrainvalveandtheinjection
nozzle.
m CAUTION!Usecaretoavoidcontactwithhotwax
andthepotwhenpouringthewaxfromthechamber.
Thesewillbehotenoughtocauseburns.
•
Theunithasapop-offsafetyvalveonthelid;iftheair
pressureexceeds30psi,thepop-offvalvewillreleasethe
excesspressure.Important:Thisisasecondarysafety
feature.Alwaysmonitortheairpressureinthechamber
andalwaysreleasethepressurewhenyouarefinished
workingfortheday.
•
Waxejectingfromthenozzlecancauseburns;always
wearappropriatesafetyprotectionwhenoperatingthe
injector.
Calibrating the Injector
Thebulbandcapillarythermostatonthewaxinjector
requiresperiodiccalibration.Whencalibrationisrequired,
youwillnoticethattheunitiscyclingonandoffatthe
incorrecttemperature.Tocalibrate,followthesesteps:
1. Withtheunitpoweredoffandcool,setthetemperature
knobto150°andpulltheknobstraightoffthe
thermostatshaft.Insidetheshaft,youwillseea
set-screw.Usingascrewdriver,turntheset-screwtwo
fullturnsinacounter-clockwisedirection.
2. Placeastainlesssteelthermometerinsidethe
thermometershaftonthelidoftheinjectorandturn
thepoweron.
2. Releaseair-pressurefromunit.
3. Carefullywatchthetemperatureonthethermometer.
3. Removethelid.
4. Whenthethermometerreaches150°,turntheset-screw
clockwiseuntiltheindicatorlightlocatedtotherightof
theON/OFFswitchgoesoff.
4. Werecommendusingflushingwax(availableinyour
Rio Grande Tools & Equipmentcatalog,item701-216)
tohelpcleanallremainingresiduefromthemelting
chamber,drainvalveandinjectionnozzle.Foroptimum
results,followtheflushingwaxinstructions.
5. Replacetheadjustmentknobontheshaft.
Thethermostatisnowcalibratedandwillcycleonandoff
atthecorrecttemperature.
m Safety & Precautions
Specifications:
•
Neverusecompressedoxygenasasubstitutefor
compressedair.
Power:110volts
(220-voltmodelisavailablebyspecialorder)
•
Theexteriorofthewaxinjectorwillbecomehot
wheneveritison—severeburnscanoccur.Donot
handlethepotandkeepallcombustiblematerial
awayfromit.
•
Wax capacity:9lbs.(4quarts)
Heater capacity:1100watts
Overall dimensions:18"Hx10"diameter(457x254mm)
Shipping weight:30lbs.(13.5kg)
Aswithallelectricalequipment,takeprecautionsto
keeptheinjectorawayfromwaterandoutofmoist
areas.
7500 Bluewater Road NW • Albuquerque, NM 87121-1962 USA
800.545.6566 • FAX: 800.965.2329 • www.riogrande.com
International: 505.839.3011 • International FAX: 505.839.3016
©2009 The Bell Group, Inc. All Rights Reserved. RGBR700-057.indd 0609vq