8 | Help with faults
BÜCHI Labortechnik AG
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Operation Manual Rotavapor® R-300
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 5.16 "Connecting
the Rotavapor to the power
supply", page 40).
Fuse blown
u
Replace fuse (see
Chapter 8.2.2 "Replacing
fuse in heating bath base",
page 77).
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 5.16 "Connecting
the Rotavapor to the power
supply", page 40).
High temperature cut-out has
tripped
u
Reset the overheat safety
cut-out (see Chapter 8.2.1
"Resetting overheat safety
cut-out on heating bath",
page 76).
Fuse blown
u
Replace fuse (see
Chapter 8.2.2 "Replacing
fuse in heating bath base",
page 77).
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
Chapter 5.12 "Connecting
vacuum and coolant tubing",
page 34).
Seal defective
u
Replace seal (see Chap-
ter 7.5 "Checking seals",
page 68).
Electric lift does
not operate
Heating Bath B-300 Base and
heating bath positioned too far
to the left.
u
Move Heating Bath B-300
Base to the right until it
snaps into position.