Heidolph LABOROTA 4000 up to 4003 - Manual (Page 100)

Setup and initial use
98 Laborota 4000/4001 efficient, 4010/4011 digital, 4002/4003 control 1.02
Fig. 4-15: Connecting Woulff bottle and vacuum valve
1. Remove screw connector cap (4) from Woulff bottle, take out hose clamp
ring (5).
2. Insert included PTFE hose section (3) in cap nut (2) and tighten cap
nut (2).
3. Slide screw connector cap (4) onto PTFE hose section (3); also slide hose
clamp ring (5) on.
4. Connect to Woulff bottle.
The vacuum valve and Woulff bottle are now connected.
5. Attach the connected Woulff bottle and vacuum valve to the instrument
base with the mounting clips (6) and two screws (7).
Suitable vacuum source available.
Suitable vacuum hose (7–8 mm) available.
Fig. 4-16: Vacuum connection
1. Connect vacuum hose (3) to hose coupling (2) and screw connector
cap (1).
Connecting vacuum
to glassware