Heidolph Hei-VAP Advantage - Manual (Page 67)

Maintenance, cleaning, service
Hei-VAP Value, Hei-VAP Advantage
59
EN
1. Screw the valve into the G6 center piece (2) up to the stop.
2. Turn the adjusting screw clockwise until a white ring can be seen at the shaft of the
glass.
9.2 Replacing the fuses
The fuses are located on the bottom of the unit.
Figure 9 –3: Fuse on the bottom of the unit
CAUTION The drive unit and the heating bath may be switched on acci-
dentally!
Injuring and burning hands.
 Verify that the power switch for the base unit and the heating
bath is switched off via the pushbutton.
WARNING Risk of injuries due to retracting or entrapment!
Risk of injury.
A risk of entanglement exists on the movable parts of the unit.
 Wear suitable protective clothing for activities on the rotary
evaporator with goggles and gloves.
1. Disconnect the unit from the power plug.
2. Remove evaporating flask.
3. Cool the heating bath liquid and remove the heating bath from the base unit by
disconnecting the power plug.
4. Carefully tilt the unit and pour out the bath media.
5. Dry the bath and turn it over with the bottom facing upward.
6. Remove the defective fuse by using a screwdriver.
7. Insert a suitable new fuse and tighten with a screwdriver.
The fuse has been replaced. The unit can be returned to active heating operation.
Fuse