Heidolph Hei-VAP Precision - Manual (Page 22)

Set-up and Start-up Set-up and Start-up
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Assemble the inlet tube
1. Guide the inlet tube (4) through the cap (3) and seal (2) assembled on the inlet valve
connection (1).
2. Turn the cap (3) to the right on the inlet valve connection (1).
The inlet tube (4) is assembled on the inlet valve connection (1).
1 Inlet valve connection 3 Cap
2 Seal 4 Inlet tube
Figure4-16: Assemble the inlet tube
Assemble the collecting flask
1. Hold the receiving flask with the ball-socket clamp KS 35 (1) to the condenser.
2. Secure with a knurled head screw (2).
The socket joint of the receiving flask is attached to the ball joint of the condenser
via pinch clamp KS 35.
1
2
3
4
2
1
Connect the cooling medium (except G5)
Use a suitable tube with an inner diameter of 7-8 mm
(i.e. hose set (see accessories “Accessories, spare parts” – “Accessories”))
1. Push the tube (coolant supply) (1) onto the hose barb of the inlet connector. Proceed
accordingly with the return hose barb (3) of the coolant.
2. Secure with hose clamps.
Feed and return of the coolant are connected by screwing caps onto glass threads.
1 Tube (coolant inlet) 3 Return (GL hose barb)
2 Connectors (GL hose barb)
Figure 4-17: Connect the coolant
Connect the vacuum
The Woulff flask is connected to the vacuum valve (except in the Hei-VAP Precision with
Rotavac vario control or with Rotavac vario tec).
WARNING Imploding glass devices!
Serious injuries from shattering glass.
Check glass devices for damages (stars, breaks, etc.).
Only use perfect glass devices and replace all damaged
glassware as soon as possible.
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