ServicemanualEF702/705
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M A I N T E N A N C E
4.3.1 Filtercartridgeex changetime
Thefiltercartridgeexchangetimeisdeterminedbythewaterquantitypassingthrough
thewaterfilter.Thiswaterquantityismeasuredwiththeflowmetersofthecoffee
machine.
Waterta nkfilters
Thewaterquantityforeachwatertankfilterissetto50lpermanently.Thedisplay
message"Changefilter"willoccuriftheleftORrightwaterflowmeterreachesthe
setting.
Externalwate rfilter
Withadirectwaterconnectionandanexternalwaterfilter,itispossibletosetthefiltered
watervolumeupto5000lwiththehelpoftheServiceStick.Referto"ServiceStick
menu"onpage37tolocalizethemenupoint"Filtervolumesetting"orconsultthe
ServiceStickusermanual.
Thedisplaymessage"Changefilter"willoccurwhenthetotalflowofleft AND rightwater
flowmeterreachesthesetting.
4.3.2 Filtercartridgeex changeprocedure
Thissect iondes cribestheexchangeoffiltercartridgesinthewatertank s
only.Fortheexternalwaterfilterrefertothesupplierd ocumentation.
1. Checkdisplaywhichfiltercartridgehastobeexchanged(seearrow).
Leftandrightwatertankhaveadifferentwat erconsumption,dependenton
theusageofthecappuccinatoreun it.
2. Emptywatertank.Removeanddisposeusedfiltercartridge.
3. Insertanewfiltercartridgeinthewatertank.Fillwatertankwithfreshwaterand
insertitinthecoffeemachine.
4. Placeareceptacle(e.g.fromthedescalingkit)underthehotwateroutlet.