16
Maintenance
7.2
Changing the filter element
The filter element must be exchanged when the exhaust pressure increases, so that
●
the pointer enters the red area of the visual saturation indicator 15 or
●
the pressure relief valve inside the OME opens and oil mist exits
Safely dispose of the materials according to the locally applicable regulations.
Dismantling
Fig. 6:
Changing the filter elements
Carry out preliminary work as described before.
WARNING
Contamination of parts and operating fluid by pumped media is possible.
Poisoning hazard through contact with materials that damage health.
In the case of contamination, carry out appropriate safety precautions in order to pre-
vent danger to health through dangerous substances.
Decontaminate affected parts before carrying out maintenance work.
DANGER
Danger to health by hazardous substances during maintenance or installation
Depending on the process vacuum pumps, components or operating fluids can be con-
taminated by toxic, reactive or radioactive substances.
Wear adequate protective equipment during maintenance and repairs or in case of
reinstallation.
1
Casing
2
Cover
3
Flat seal
6
Filter cover
7
Valve casing
8
Compression spring
9
Valve buffer
11
Pressure piece
12
Seal
14
Filter element
45
Screws
47
Screws
51
Nut
52
Washer
65
O-ring
45
9
2
1
3
8 7
12
14
6
11 52
51
12
65
47