VAT 642 Series Installation, Operating, & Maintenance Instructions page 74

15. Clean the o-ring groove and the gate
assembly
16. Install the new o-ring equally in o-ring
groove (for new o-ring refer to
chapter: «Spare parts»)
17. Clean the valve body inside
18. Clean the sealing surface of valve
19. Push in the gate assembly until...see
step 20
Caution!
Take care that gate is not scratching at
lever and body while pushing in.
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MAINTENANCE
Description
Edition 2017-11-24
Series 642
Required tool
Clean room wiper a
little soaked with
isopropyl alcohol
Cleaning tool a little
soaked with isopropyl
alcohol
(refer to chapter
«Spare parts» for
cleaning tool)
Clean room wiper a
little soaked with
isopropyl alcohol
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