Vacuum supply, Electric branching, Set-up – Heidolph Vacuum Switchbox User Manual
Page 46: Install cooler holder and condensate cooler, Rotavac vario control

46
E
1.3. Vacuum
supply
- Connect vacuum with stud (12)
 
1.4. Electric 
branching
- Before connecting with your local power supply make sure that:
mains voltage is identical with data plate (refer to "safety Information"; refer to "General" if 
plug and outlet do not fit together. 
- Connect power cord with outlet.
2. ROTAVAC vario control
Caution: ROTAVAC vario control may be used together with the LABOROTA 4002/4003 
control vario evaporator only ! 
 
2.1. Set-up 
- Locate items on solid and plain surface. Item must be horizontal.
2.2. Install cooler holder and condensate cooler
- If your ROTAVAC vario control is used together
with the ROTACOOL reflux cooler, you may directly 
place your ROTAVAC vario control on top of the 
ROTACOOL. 
- Using your ROTAVAC vario control without
ROTACOOL, an extra foot (15) has to be installed 
for the condensate cooler. 
- Refer to picture and install extra foot (15) with 4 ea.
screws (16), using hex pin from 
you hardware kit. 
- Remove fairing (17) by
unthreading two screws
- Install bracket (1) for condensate
cooler (2) on the rear of the 
vacuum pump in a slot provided 
to this end. Introduce 2 ea. 
square nuts in slot. 
- Re-install fairing (17). 
- Remove coupling nut (10) from 
condensate cooler (Attention, 
retainer underneath coupling 
nut!) 
- Locate condensate cooler (2) in
holder
- Secure aftercooler with rubber
band (3).
- Install receiving flask (4) and
secure with clamp (5).
- Fit red coupling ring (10) and
seal (9) on right-hand end of 
PTFE hose (7). Plug this line 
ROTACOOL
14
3
2
1
17
12
6
11
4
5
10
15
16
7
18
