Buchi Rotavapo R-100 Manual de usuario descargar pdf (Pagina 42)

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

42/60 OperationManualRotavapor®R100

8 Helpwithfaults

8.1 Faults,possiblecausesandremedies

Fault Possiblecause Remedy

Devicedoesnot

work

Deviceisnotconnectedto

powersupply

u Checkpowersupply(see

Chapter5.6"Electricalcon

nections",page25).

Fuseblown u Replacefuse(seeChapter

8.2.2"Replacingthefuse",

page45).

u Iffaultrecurs,contact

BUCHICustomerService.

Heatingbath

failstoheatup

Deviceisnotconnectedto

powersupply

u Checkpowersupply(see

Chapter5.6"Electricalcon

nections",page25).

Hightemperaturecutouthas

tripped

u Resettheoverheatsafety

cutout(seeChapter8.2.1

"Resettingoverheatsafety

cutout",page44).

Fuseblown u Replacefuse(seeChapter

8.2.2"Replacingthefuse",

page45).

u Iffaultrecurs,contact

BUCHICustomerService.

Systemleaking Groundglassjointsnotgreased u Greasegroundglassjoints.

Tubingleaking u Replacetubing(seeChap

ter5.5"Connectingthevac

uumandcoolingmediatub

ing",page24).

Sealdefective u Replaceseal(seeChapter

7.3"Checkingseals",page

40).

Vacuumisnot

achieved

Backevaporationfromthere

ceivingflask

u Emptythereceivingflask

(seeChapter6.3.2"Remov

ingthereceivingflask",

page38).

Temperaturedifferencebe

tweenevaporatingflaskand

condenserlessthan20°C

u Increasecooling(seeChap

ter6.2.2"Adjustingdistilla

tionconditions",page34).

Systemleaking u Checksystemforleaks(see

Chapter7.2"Checkingthe

systemforleaks",page39).

Waterpressureofglassfilter

pumptoolow

u Increasewaterflow(see

pumpoperatinginstructions).

Vacuumpumptooweak u Usesuitablydimensioned

vacuumpump.

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Buchi Rotavapo R-100 Manual de usuario Pagina 42

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