Documents are only to be used and distributed completely and unchanged. It is strictly the users’ responsibility to check carefully
the validity of this document with respect to his product. Manual-no.: 999155 / 29/01/2009
page 24 of 36
1: Housing cover
2: O-rings (not ME 8 NT)
3: Valves
4: Head cover
5: Diaphragm clamping disc
with square head screw
(MZ 2D NT: with countersunk head screw)
Pump head parts:
6: Countersunk head screw
7: Diaphragm
8: Diaphragm support disc
9: Washer
10: Connecting rod
11: Housing
12: Connecting tube with O-ring
View of the disassembled pump head parts
(fig.: MZ 2 NT, MZ 2D NT and MD 4 NT)
1
2
10
4
11
9
7
8
5
3
1
7
3
MD 4 NT
10
4
5
MZ 2 NT
MZ 2D NT
11
7
10
8
3
4
5
1
6
1
11
8
9
9
2
12
