Buchi Rotavapo R-100 Manuel d'utilisateur télécharger pdf (Page 43)

BÜCHILabortechnikAG Helpwithfaults|8

OperationManualRotavapor®R100 43/60

Fault Possiblecause Remedy

Optimumdistilla

tionnot

achieved

Toomuchbackevaporation

fromthereceivingflask(espe

ciallywithsolventmixtures)

u Emptyreceivingflaskand

restartdistillation(seeChap

ter6.3.2"Removingthere

ceivingflask",page38,

Chapter6.1.4"Fittingthere

ceivingflask",page30and

Chapter6.2"Performingdis

tillation",page32).

Otherfaultsindistillation

process(e.g.suddencooling,

toolittleheatflow,etc.)

u Checktemperaturesofheat

ingbathandcoolantandad

justasnecessary(see

Chapter6.1.1"Preparingthe

heatingbath",page27and/

orcooleroperatinginstruc

tions).

u Lowerpressureuntildistilla

tionresumes(seevacuum

pumpoperatinginstructions).

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Buchi Rotavapo R-100 Manuel d'utilisateur Page 43