Disorder - Trouble Shooting; Disposal - Pentair BAA A390-D.03 Select Operating Instructions Manual

⇒
⇒
Danger
⇒
⇒
⇒
Caution
Disorder
Valve does not work
Discharge of air from the
actuator
Valve does not close
Valve closes too slow
Leakage on the support or stem
extension
Valve closes jerkily
⇒
Disassemble the SVP aseptic change-over valve according to assembly instructions (see chapter 7 "Disassembly -
assembly")
⇒
Dispose of the SVP aseptic change-over valve in accordance with the local regulations of the country of destination.
34
Copy of original operating instructions
SVP aseptic change-over valve, pneum. operated
DN 010 – 020, OD 0.50" – 0.75"; ISO 008 – 015

10. Disorder - trouble shooting

Never touch the valve or piping system when hot products are in processing
or during sterilization.
Observe strictly the technical data.
We cannot be held liable for an incorrect use of the valve.
In the event of disorders immediately deactivate the valve and secure it
against inadvertent reactivation.
Defects may only be rectified by qualified personnel observing the safety in-
structions.
Cause
⇒ Error in the control
system
⇒ no compressed air
⇒ air pressure too low
⇒ Error in the electric
system
⇒ Solenoid valve damaged
⇒ faulty gaskets at the spindle
⇒ faulty gasket in the actuator
⇒ Dirt / foreign materials in the
seal area
⇒ Actuator seals dry
(friction losses)
⇒ defective gaskets
⇒ Seals dry
(friction losses)

11. Disposal

Operating instructions
diaphragm – O-ring
⇒ Check the plant configuration
⇒ check the air supply
⇒ Check the air hoses for free passage and
leaks
⇒ Check actuation / process control head and
routing of electric lines
⇒ Replace the solenoid valve
⇒ change gaskets
⇒ change actuator cylinder
⇒ Clean valve housing and seal area closing
sleeve and valve disc
⇒ Grease the seals - Note grease plan
⇒ change gaskets
⇒ Grease the seals - Note grease plan
⇒ Replace seals
created on/by
en
reviewed on/by
Trouble shooting
BAA A390-D.03
Version 5.04
22.03.2017 Graf H.
22.03.2017
Select