SPX APV DELTA MS4, Operating Manual, Page: 15 / 51

10
Diaphragm valve with fan support
DELTA MS4
Operating Manual rev. 0
DELTA MS4-UK0.qxp / 05.2008
UK
- The maintenance intervals depend on the corresponding
application and are to be determined by the user himself carrying
out temporary checks.
- The valve must not be cleaned with products containing abrasive
or polishing material. Especially the valve shaft must not, under any
circumstances, be cleaned with such agents.
Damage of the valve shaft can lead to leakages.
- Replacement of seals according to Service Instructions.
Customer stock keeping of spare seals is recommended.
For valve service we supply complete seal kits including
seal grease (see spare parts lists).
Required tools:
- 1x wrench SW13
- 1x wrench SW17
- 1x wrench SW19
-
1x wrench SW30
- 1x strap wrench
- cleaning rag as well as a low solution of a suitable
cleaning agent (observe safety data sheet of cleaning liquid
manufacturer).
7. Technical Data
8. Maintenance
closing times in sec.
air pressure 6 bar
hose length 1m and 10m.
1m 10m
25
40
50
65
80
100
1”
1,5”
2”
2,5”
3”
4”
1
1
3
3
3
5
5 2
2
4
4
4
6
6
DN Inch
7.5 For valves equipped with a control unit
DELTA CU, the
opening and closing times
can be increased by adjustment of the
throttling screw at the solenoid valve.