AquaBreakSeries
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AquaTech-Pressmain Instruction Manual\AquaBreak
0.2.7 Iftheequipmentweretobestoredortakenoutofserviceforaperiodoftime(e.g.1weekormore),
thenwewouldrecommenddrainingtheequipmentofallwater/liquid(withdueregardtoanylocal
regulations)topreventfrostdamagetocomponents.Whenrestartingisrequiredwewould
recommendcommissioningbyourauthorisedserviceagent.
0.2.8 Ensurethebase/foundation/plinth/walltowhichtheequipmentistobeattachedhassufficientmass
comparedtotheequipment,inordertoavoidnoise/vibrationtransmission.E.g.themassofthebase
shouldbeatleastfivetimesthemassoftheequipment.
0.2.9 Ensuretheelectricalsupplyisthecorrectvoltage,current,frequencyandtypefortheequipment
suppliedandthatsuitablecircuitprotectionequipmentisinstalledinthesupply.Incorrectelectrical
installationcouldbeanelectricshock/burns/firehazard.
0.2.10 Whenaccessingthecontrolpaneltomakeelectricalconnectionsadoptanti‐staticprocedurese.g.
wearanti‐staticearthedwristband,toavoidriskofdamagingthecontroller.
0.2.11 AllproductsthatarepackagedtoincludePressurevessel(s)/HydraulicAccumulator(s)/Expansion
Vessel(s)areclassedas“Assemblies”underthePressureEquipmentDirective(PED).Whereunitsare
despatchedwith“Loose”vessel(s)forassemblyonsiteitisabsolutelyessentialthattheybeinstalled
asdetailedintheinstructionsusingthefittingsprovidedwhereappropriate.Failuretoobservethis
willnullifycompliancewiththePEDandmaypresentasafetyhazard.Yourwarrantymayalsobe
affected.
0.2.12 WhereHydraulicAccumulator(s)/ExpansionVessel(s)aresuppliedasalooseitem,theymustbe
installed/connectedcorrectlybeforeoperatingtheequipment,otherwiseseriousdamagefromover‐
pressure/pumpoverheatingcouldoccur.
0.2.13 Donotoperatethisequipment/pumpsetpriortocommissioning(section2.2)Thiscouldcause
irreparabledamagetoequipment/pumpset/pipework/systemcomponents.
0.2.14 Isolatetheequipment/pumpsetbeforepressuretestingsystem.Excesspressurecouldirreparably
damagethepressuretransducer,pressureswitches(wherefitted)andthediaphragmsofpressure
vessel/hydraulicaccumulators.
0.2.15 Itistheinstallers’responsibilitytoensuresubsequentpipeworketccanacceptthepressures
generatedbytheequipment/pumpsetandtoinstallanoverpressuresafetydeviceintothesystem
withduerespecttothesuctionpressurepresentonthepumpset,thepumpclosedvalvepressure
statedonthepump,themaximumworkingpressurestatedonanyoftheattachedpressurevessels
andanyotherdeviceconnectedtothesysteme.g.boilers,calorifiersetc.
0.2.16 Whenchlorinationofthesystemiscarriedout,ensurethatanyresidualchlorineisremovedby
thoroughflushingasdetailedintheHSEapprovedcodeofpracticeL8,toavoiddamagingthe
equipment/pumpset.Thenormallevelofchlorinationisupto2partspermillion(ppm),butshock
dosingforsterilizationpurposes,at25‐50ppmfor24‐48hoursisacceptableaslongasallchlorineis
removedoncetheprocessiscomplete.Chlorinationbeyondtheselimitscouldseriouslydamage
pumpsetcomponentsandWILLNOTbecoveredbythewarranty.
0.2.17 Theinstaller/userisresponsiblefortheinstallationofthecorrectearthingandprotectionaccordingto
validnationalandlocalstandards.Alloperationsmustbecarriedoutbyasuitablyqualifiedperson.
0.2.18 Theequipmentisonlysuitableforearthreferencedsuppliesandmustbepermanentlyearthedto
avoidelectricshockhazard.
0.2.19 TheequipmentmustbepermanentlyearthedwithappropriatesizedEarthing.
0.2.20 Werecommendtheuseofa30mARCDtoprovideelectricalsafety.
0.2.21 Neverperformhighvoltageresistancetestsoncontrolpanels,variablespeeddrives/motorswithout
firstdisconnectingthepanel/drive/motorfromthecircuitbeingtestedasthiswilldamagethebuiltin
electroniccomponents.
0.2.22 Metalparts(e.g.heatsinks)mayreachtemperaturesof90degreescentigrade.
0.2.23 Where“Expansionvessels”areusedonDomestichotwatersystems(DHWS)orLTHWheatingsystem
pressurisationunits,thetemperatureofthefluidreturningtothevesselsshouldnotexceed70
degreesCentigradeasthiscoulddamagethevesseldiaphragm.Wherethetemperatureexceeds70C
anintermediatecoolingvesselshouldbefitted.
0.2.24 Where“Expansionvessels”areusedonDomestichotwatersystems(DHWS)orLTHWheatingsystem
pressurisationunits,theglycolcontentinthewatermustnotexceed50%.
0.2.25 Draincocks/valvesandairbleedscrewsmustnotbeleftopenasthiscouldcauseflooding.
