
INSTALLATION:
1. Removethetopofthecalciumreactor.Rinsecalciumreactormedia.Placeaspongeover
thebottomsupportgrid.Addapproximately6”ofmediatothereactor.Whenaddingmedia
verifythatmediadoesnotgodownthestandpipe.Placeanotherspongeoverthetop
supportgripabovethemedia.Screwlidbackontothecalciumreactorandverifythatthe
outputisconnectedtothestandpipe.
2. Chooseoneofthefollowingwatersource(in):
a)Gravity(unitinstalledbelowaquarium):Connectapieceofsiliconetubingtothegreen
waterintakevalve,insertthelineinsidetheaquarium2”belowthewatersurface.
Thetubecanbesecureddirectlytotheoverowboxusingaziptie.
b)Pressure:Chooseanexistingpressureline.Cutthelineandplumbinatee.Thebleedline
willsupplywatertothecalciumreactor.Thebleedlinemusthaveavalveandreducedto
3/16”barb.Withthevalveclosedconnectsthesiliconetubingfromthebleedlinedirectly
tothegreenwaterintakevalve.
c)Supplypump:Useaseparatelowowpump.Reducetheoutputofthepumpto3/16”
barb.Connectsiliconetubingdirectlytothegreenwaterintakevalve.Dependingonthe
sizeofthepump,ableedlineisneededtokeepwaterowingthroughthepumpatall
times.
3. Efuentwater(out):Connectsiliconetubingtotheblueefuentwatervalve.Securetheline
tothebackoftheaquariumorsump.Thesiliconetubingmustbepositionedabovewater
levelsothatyoucanseedropletsofwater
owingfromthetube.
4. Fillbubblecounterthreequartersfullwith
freshwater.
5. CO2/Waterintake(in):Attachthesilicone
tubingfromtheCO2regulatortoacheck
valvetothebubblecounterandtotheCO2
greenwaterintakevalve.Seediagrambelow.
6. Air-vent-bleed:Attachsiliconetubingtothe
whiteair-vent-bleedvalve.Securesilicone
tubingtotheaquariumorsump.Thishelp
preventsairandCO2frombuildingupatthe
topofthecalciumreactor.
7. PrimingCalciumReactor:
a)Gravity:Openthegreenwaterintake
valve.Disconnectthetubingfromthegreenwaterintakevalve,applysuctiontostarta
siphonandreattachitbacktothegreenwaterintakevalve.Keepthewhiteair-vent-bleed
valveopenuntilthecalciumreactorisfullofwater.
b)Pressure:Openthegreenwaterintakevalve,thenthewhiteair-vent-bleedvalve(this
valvemaynothavetobeopenedalltheway).Whenastrongpumpisused,thewhite
air-vent-bleedvalveonlyneedstobeopenaquarterturn.Closethewhiteair-vent-bleed
valvecompletelywhenthecalciumreactorisfullofwater.
c)Supplypump:Openthegreenwaterintakevalve.PlugthepumpintoaGFCIoutlet.
Openthewhiteair-vent-bleedvalveuntilthecalciumreactorisfullofwater.
max
min
min
max
min
Bubble
Counter
Check Valve CO2 (in)
CO2
Tank
CO2Regulator
3