![VAT 615 AG Series Installation, Operating, & Maintenance Instructions Download Page 59](http://html1.mh-extra.com/html/vat/615-ag-series/615-ag-series_installation-operating-and-maintenance-instructions_855895059.webp)
Installation, Operating & Maintenance Instructions
Series 615 DN 63-100 (I.D. 2.5“ - 4”), RS232
VAT Vakuumventile AG, CH-9469 Haag, Switzerland
Tel +41 81 771 61 61 Fax +41 81 771 48 30 [email protected] www.vatvalve.com
290227EA
2011-06-24
59/79
Description
Required tool
R
epl
ace o-
ri
ng at pl
ate
7. Remove the o-ring with
o-ring removal tool or
compressed air
O-ring removal tool
or
Compressed air
Note: Check the o-ring
groove. If there are any
scratches in groove, use a
new plate. Refer to spare
parts for new plate.
8. Clean the plate and o-ring
groove
Cleanroom wipes soaked
with isopropyl alcohol
9. Lubricate the new o-ring
equal with 0.0125 ml
vacuum grease
Note: Pay attention that
grease is distributed
constantly over the whole
circumference.
Note: For new o-ring refer to
chapter spare parts.
Vacuum grease
Repl
ace o-r
ing
a
t pl
at
e
10. Place the o-ring around the
plate in the o-ring groove
equally