1
2
4
18
17
15
14
13
12
11
10
9
8 7
5
6
3
N
N
N
16
Fig. 10:
Individual parts MVP 070-3
N Nose on head cover
10
Head cover diaphragm head 1
1 O-rings
11
Diaphragm clamping disk
2 Valves made from FPM (brown)
12
Diaphragm pair
3 Head cover diaphragm head 4
13
Diaphragm support disk
4 Silencer
14
Spacer disks
5 Vacuum connection with 1/4" thread fitting
15
O-ring
6 Sealing rings
16
Connection pipe
7 Housing cover 1
17
O-ring
8 Cylinder screws
18
Housing cover 2
9 Valves made from FPM (brown)
7.5.1 Dismantling vacuum pump MVP 070-3
Prerequisites
● Vacuum pump vented to atmospheric pressure
● Supply voltage switched off
● Drive motor disconnected from mains and secured against activation
● Vacuum pump cooled
● Vacuum pump positioned on its side and supported as necessary
Required tool
● Allen key,
WAF 5
Connection pipe
The connection pipe is located between both housing covers below the vacuum pump. This
connection pipe is attached and sealed on both sides with O-rings. Removing the housing
cover may also detach the connection pipe.
Procedure
1. Unscrew the cylinder screws on the housing cover.
2. Remove housing cover with head cover ensuring that the head cover does not fall out of the hous-
ing cover.
3. Remove head cover with valves.
4. Remove valves from head cover.
5. If the valves are sticking to the housing cover, carefully detach the valves.
6. Inspect valves for damage.
Maintenance
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