Buchi Rotavapo R-100 Manuel d'utilisateur télécharger pdf (Page 41)

BÜCHILabortechnikAG Cleaningandservicing|7

OperationManualRotavapor®R100 41/60

7.5 Cleaningtheheatingbath

IMPORTANT

Riskofshortcircuitfromfluidpenetrationintodevice

u Donotimmerseheatingbathorrotarydriveunitinwaterorpourwateroverthem.

u Onlywipedownthehousingwithadampcloth.

Theinsideoftheheatingbathbowlshouldbecleanedregularlyandatthelatestif:

 theheatingbathiscontaminated

 limescaledepositsstarttoform

 thestainlesssteelsurfaceoftheheatingbathstartstorust

u Unplugthepowersupplyfortheheatingbathandrotarydriveunit.

u Allowtheheatingbathtocooldownthenemptyit.

u Removesmallamountsoflimescaleinthebowloftheheatingbathusingnon

abrasivecleaners(e.g.householdcleanerandwashingupsponge).

u Useaceticacidtodissolvestubbornlimescaledeposits.Afterwardsthoroughly

rinseoutthebath.

7.6 Removingsolventaccumulations

Beforeanyextendedperiodinwhichthedeviceisnotused(e.g.overnight)allfluids

mustberemovedfromthedeviceandthesystemdried.

u Fitacleananddryevaporatingflaskandreceivingflask(seeChapter6.1.2"Fitting

theevaporatingflask",page28andChapter6.1.4"Fittingthereceivingflask",

page30).

u Makesurethattheglassstopcockisclosed.

u ConnectthevacuumpumpandevacuatetheR100asmuchaspossible.

u Allowthevacuumpumptorunforafurther2to3minutes.

u VenttheRotavapor.

u Checkthatallsolventaccumulationshavebeenremoved.

u Disposeofsolventresiduesinaccordancewiththespecificationsoftheapplicable

safetydatasheet.

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Buchi Rotavapo R-100 Manuel d'utilisateur Page 41