MAINTENANCE Series
100/119
Edition 2017-11-24 742280ED
Description
Required tool
20. Insert the crank bolt at lever
If necessary use a new crank bolt
(for new crank bolt refer to
chapter: «Spare parts»).
21. Fasten the crank bolt screw
adequately
Allen torque wrench
4 mm
22. Push in the gate assembly into valve
body
23. Clean the valve bonnet
Clean room wiper a
little soaked with
isopropyl alcohol
24. Clean or replace the bonnet seal
25. Lubricate the seal side with 0.1 ml
vacuum grease
If necessary to use a new
bonnet seal (for new bonnet
seal refer to chapter: «Spare
parts»). If new bonnet seal is
used (also in case of
VATSEAL), no cleaning and
lubrication is needed.
Clean room wiper
Vacuum grease
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