8
2
3
1
4
5
7
6
Compression cycle
a
b
c
d
Pos. 1
Pos. 2
These installation and operating instructions are valid for the following
pumps:
–
FO 0015 A
CAUTION
It is mandatory that these operating instructions are read and un-
derstood prior to the vacuum pump installation and start-up.
Manufacturer:
Ateliers Busch S.A.
Zone industrielle
CH 2906 Chevenez
Switzerland
Telefon: +41 (0)32 476 02 00
Fax: +41 (0)32 476 03 99
Safety
These vacuum pumps have been manufactured according to the tech-
nical standards and safety regulations. If not installed properly or not
used as directed, dangerous situations or damage might occur.
FO 0015 A
e
Pos. 3
Pos. 4
Pos. 5
CAUTION
Liquid and solid particles must not enter the pump.
Not to be used to evacuate aggressive gases or ignitable gas mixtu-
res.
In case of doubt consult your local Busch Agency.
Safety advice
In these operating instructions safety measures are stated before each
step. It is imperative that these safety precautions are observed.
1
Cover
2
Eye bolt
3
Inlet flange
4
Outlet flange
5
Electrical box with operating
hours counter
6
Rubber feet
7
Cable gland or switch
(option)
8
Plug screw
a
Fixed scroll
b
Rotating scroll
c
Gas inlet
d
Gas outlet
e
Gas pocket
Safety
Seite / Page 19