handtmann 33501 User Manual

Safety relief valves
33501, 33502, 33503, 33521, 33601, 33602, 33603, 33621
Disassembly
BA(k)_033501.06
20 / 30 Albert Handtmann Armaturenfabrik GmbH & Co. KG 2023-07-27
C D
C) Remove the pressure spring and securing ring (1), remove spring pressure disc (2).
D) Remove screws (5), remove pneumatic drive (4), loosen inside screws (3) and remove flange
(only with large nominal sizes DN 50, 65, 80), remove housing insert with valve rod.
E F
E) Pull lifting piston (3) from piston guide (1), replace seals (2).
F) Screw on valve disk, replace seals (4) for housing insert (5) and valve disk.
4
1
2
2
3
2
4
4
1
4
5
3
A
B
C
5

handtmann 33501 Specifications

General

Brand	handtmann
Model	33501
Category	Control Unit
Language	English