5 Maintenance
Maintain the valve regularly.
Study the instructions carefully and pay special attention to the warnings!
Always keep spare rubber seals and lip seals in stock.
Check the valve for smooth operation after service.
Below are some guidelines for maintenance and lubrication intervals. Please note that the guidelines are for normal
working conditions in one shift.
Product wetted seals
Actuator bushings complete
Preventive
maintenance
Replace after
12 months depending
on working conditions
Replace after
5 years depending
on working conditions
Maintenance after
leakage (leakage
normally starts slowly)
Replace at the
end of the day
Replace when
possible
Planned
maintenance
-
Regular inspection
for leakage and
smooth operation
-
Keep a record of
the valve
-
Use the statistics for
inspection planning
Replace after leakage
-
Regular inspection
for leakage and
smooth operation
-
Keep a record of
the actuator
-
Use the statistics for
inspection planning
Replace after leakage
Lubrication
Before fitting
Klüber Paraliq GTE 703
or similar USDA H1
approved oil/grease
Before fitting
Molykote Longterm 2 plus
Pre-use check:
Air
Open/close!
Air
1. Supply compressed air to the actuator.
2. Open and close the valve several times to
ensure that it operates smoothly.
Pay special attention to the warnings!
TD 461-632_2
Recommended spare parts
Service kits (see section 7 Parts list and service kits)
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