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Series 612
7
Maintenance
7.1
Maintenance intervals
Under clean operating conditions, the valve does not require any maintenance during the specified
cycle life. Contamination from the process may influence the function and requires more frequent
maintenance.
Before carrying out any maintenance, please contact VAT. It has to be individually decided whether
the maintenance can be performed by the customer or has to be carried out by VAT. Please write
down the fabrication number of the valve before contact VAT. Refer to chapter «Identification of
product» for fabrication number.
601894EA
MAINTENANCE
Unqualified personnel
Inappropriate handling may cause serious injury or property damage.
Only qualified personnel are allowed to carry out the described work.
Valve opening
Risk of serious injury.
Human body parts must be kept out of the valve opening and away from moving parts.
Disconnect power on controller before doing any work.
Hot valve
Heated valve may result in minor or moderate injury.
Do not touch valve and heating device during operation. Once heating is switched off
(valve and system) await until the valve is cooled down complete before doing any
work.
Contamination
Gate and other parts of the valve must be protected from contamination.
Always wear clean room gloves when handling the valve.
Edition 2013-04-12
WARNING
WARNING
CAUTION
NOTICE
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