Flowserve V901 VariCool Desuperheater User Manual
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2 Commissioning
Increase the load on the operational parameters gradually and continuously.
Do not suddenly subject the control valve to full operational pressure and operational
temperature !
After the initial load ( trial run ), while the system is in a pressure-free and cool state:
tighten up the screw connections of the sealing components evenly across the diagonal.
Do not damage the high-quality stem surface !
It is forbidden to work between the pillar / yoke during operation because of the risk
of injury !
3 Maintenance
Maintenance activities
Maintenance interval
Clean the valve spindle with a soft cloth.
Do not damage the high-quality
spindle surface !
Depending on the amount of grime.
The spindle surface must always
retain its metallic shine !
Tighten up the valve spindle seal if any
leakages occur.
Regular check
If any defects or faults occur, contact the manufacturer, his authorized repairers, customer
service or, in special cases, with the express permission of the manufacturer, the operating
company. Any repair activities on the part of third parties invalidate the warranty of the
manufacturer.
Service hotline:
0043 (0) 664 3418616