Maintenance Procedures - VAT 642 Series Installation And Operating Instructions Manual
Control gate valve with cc-link interface
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Series 642
7.2
Maintenance procedures
One maintenance procedures are defined for this valve:
•
Replacement of gate seal (gate and bonnet seal) and valve cleaning
VAT can give the following recommendations for preventive maintenance:
Replacement of
Gate seal (gate and bonnet seal)
813316EB
MAINTENANCE
Required frequency of cleaning and replacement of seals is depending on process
conditions.
For spare parts of gate and bonnet seal refer to chapter: «Spare parts»
All pictures in maintenance procedure are sample pictures (DN63...400)
Edition 2017-11-24
Recommendation
Every 100'000 cycles
85/107
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