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GBOperatinginstructionsGB
Additionalinstallationinstructions:
ToobtainthebestpossibleperformanceoftheAqua-Oxypondaerator,keepthe
airhosesasshortaspossible. Onlyusethehoses(10m)andflowstones
suppliedwith thedevice.
Regulating theairquantity
Adjusttheairquantitywiththe regulating valves,ifforexamplewhenplacing
theflowstonesatdifferent depths,the deeperpositionedflowstonerequires
agreaterquantityofwaterthanthehigherpositionedflowstone,occasioned
bythecounter-pressureofthewater.
7.0Maintenance/Cleaning
-Follow the safetyinstructions (chap.4.0).
-Ifthe performancedecreases clean theairintake openings inthefloor
ofthehousing ofthe membranepump.
-Keepthe holes in thelowerpart ofthehousing free sothatpossibly
accumulating watercondensation candrain without obstruction.
-Keep the Aqua-Oxy pondaerator freeof leaves.
7.1Membrane replacement
Evenforprescribedusethe membranesaresubjecttowearand mustbereplaced
fromtime totime.Alwaysreplacethemembranesasaset,left and right.
-Unplug the powerplug fromthe outlet.
-Open the upperpart ofthehousing byloosening thethree Philipshead
screwsontheunderside.
-When removing theupperpartofthe housing(Fig.1)withtherubberseal,
ensurethatthe connectingcableofthe LEDdisplaydoesnotpulloff.
-Then open the metal housing byloosening the fourscrews.
-Remove the lid ofthemetalhousing.(Fig.2)
-Now pull the connectinghose horizontally onthe leftand rightside off
ofthe pump heads.(Fig.3)Thehosesremain ontheconnectionsofthe
sheetmetalhousing.
-Remove the pump fromthe sheetmetalhousing. Ensure that the LED
powercable doesnot pull off.(Fig.4)
-Ensure (e.g. bymarking)thatthe twodifferentpump heads are not
mixedup afterdismantling and subsequentreassembly.
-Nowdismantle the left pumphead and thenthe rightpump head,by
loosening thefourscrews.(Fig.5)
-Then removeeach pumphead.
-Loosen the membrane’scentre-positionedretainingscrew.(Fig.6)
-Remove the washer andthe largerubberdisk.
-Insert thescrewdriverin the holethatisnowvisible andpryout themembrane.
-Insert the new membrane.Ensurethatthenewmembraneisinserted
correctly (make surethatitisnotdeformed). (Fig.6)
-Position the swingbrace thatisunderneath the membrane sothatit is
centredunderthehole inthe membrane asbestaspossible. Thiswill
simplifythesubsequent insertionofthescrew.
-Replace thelarge rubberdisk andthe washer and handtightenthe centre-
positioned retainingscrew.
AquaOxy_St_o_Garantie.p6511.05.2004, 08:2512