BÜCHI Labortechnik AG
Operation | 6
Operation Manual Rotavapor® R-300
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6.3
Finishing distillation
u
Slow down the rotation speed or reduce it to a minimum.
u
Raise the rotary drive unit (see Chapter 6.1.5 "Raising and lowering rotary drive
unit", page 53).
CAUTION! Risk of burns from hot heating fluid splashes.
When the evaporating flask is rotating look out for splashing fluid.
u
Vent the Rotavapor.
u
Turn off the rotary drive unit (set the rotation speed to 0 rpm).
u
Switch off the heating bath.
u
CAUTION! Risk of skin burns from hot evaporating flask
. Check the tempera-
ture of the evaporating flask and, if necessary, allow it to cool down or else wear
suitable protective gloves.
u
Remove the evaporating flask, see Chapter 6.3.1 "Removing the evaporating
flask", page 63.
u
Turn off the coolant supply.
u
Remove the receiving flask, see Chapter 6.3.2 "Removing the receiving flask",
page 64.
u
Dry the Rotavapor, see Chapter 7.9 "Removing solvent accumulations", page 71.
u
Clean the Rotavapor and all glass components, see Chapter 7 "Cleaning and ser-
vicing", page 65.
6.3.1
Removing the evaporating flask
1
1
2
1
3
Fig. 42: Evaporating flask on Rotavapor R-300
1
Combi-clip
3
Locking button
2
Evaporating flask
u
Slow down the rotation speed or reduce it to a minimum.
u
Raise the rotary drive unit (see Chapter 6.1.5 "Raising and lowering rotary drive
unit", page 53).
u
Vent the Rotavapor.
u
Turn off the rotary drive unit (set the rotation speed to 0 rpm).
u
CAUTION! Risk of skin burns from hot evaporating flask
. Check the
temperature of the evaporating flask and, if necessary, allow it to cool down or
else wear suitable protective gloves.
u
Firmly hold the evaporating flask (2) and release the combi-clip (1) by screwing it
counter-clockwise.
u
Detach the evaporating flask.
