VAT 651 Series Installation, Operating, & Maintenance Instructions page 77

Series 651
Apply grease deposit
on this side
17. Clean the valve body.
18. Reassembly the valve in reverse
order, step 9...3.
19. Clean the valve sealing surface.
20. Clean the bonnet.
21. Clean the valve bonnet o-ring. If
necessary, replace the bonnet
o-ring.
22. Close the valve bonnet. Tightening
the bonnet screws with 6 Nm.
605451EC
MAINTENANCE
Description
Edition 2014-07-10
Required tool
Vacuum grease
•
VAT cleaning tool
•
Isopropyl alcohol
•
Isopropyl alcohol
•
Clean room wiper
•
VAT cleaning tool
•
Isopropyl alcohol
Clean room wiper
Allen wrench 5 mm
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