This operating manual should be read carefully by the competent
operating and maintenance personnel.
We point out that we will not accept any liability for damage
or malfunctions resulting from the non-compliance with this
operating manual.
Descriptions and data given herein are subject to technical changes.
2.
Safety Instructions
Danger !
-
The technical safety symbol draws your attention to important
directions for operating safety. You will find it wherever the activities
described are bearing risks of personal injury.
-
Electric and pneumatic connections must be separated.
-
Before any maintenance of the valve, the line and cleaning system
must be depressurized and discharged if possible.
-
Do not reach into the open valve.
Risk of injury.
-
Observe service instructions to ensure safe maintenance of the
valve. The valve must only be assembled, disassembled and
reassembled by persons who have been trained in APV valves
or by APV service team members. If necessary, contact your
local APV representative.
-
If the bellow unit is damaged, leakages drain off the leakage bore
in the yoke area.
-
Attention!
With valve design NC (normally closed): control the actuator
with air before releasing the housing screws.
-
Attention!
Welded actuators are preloaded by spring force.
Opening of the actuators is strictly forbidden.
Danger to life!
Actuators which are no longer used and / or defective
must be disposed in professional manner.
Defective actuators must be returned
to your APV Solutions & Services company
for their professional disposal and free of charge for you.
Please address to your local APV representative.
1.
General Terms
2
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UK
DELTA MF4-UK0.qxd / 12.2004
Membrane Valve with Bellow Unit
DELTA MF4
Operating Manual rev. 0
