Installation, Operating & Maintenance Instructions
Series 650 DN 100-250 (I.D. 4“ - 10”), RS485
VAT Vakuumventile AG, CH-9469 Haag, Switzerland
Tel ++41 81 771 61 61 Fax ++41 81 771 48 30 Email
www.vatvalve.com
271149EA
2007-06-12
63/77
D e s c r i p t i o n
Required tool
gate
seal
10. Remove gate and body seal from
sealing ring carefully with a soft tool.
11. Remove grease residues at sealing
ring with lint-and dust-free towel a
little soaked with isopropyl alcohol.
Clean sealing ring and pendulum
plate with lint-and dust-free towel
little soaked with isopropyl alcohol or
in an ultrasonic bath.
12. Clean out valve body with alcohol.
Use an appropriate non metal tool
with a cloth to enter valve body.
Do not enter valve body with hands!
Then blow out valve body with clean
air.
Do not directly expose seals
(actuator and retaining pin
feedthroughs) to air stream!
13. Clean or replace gate seal if
necessary.
Install gate seal to sealing ring
without grease.
body
seal
Soft tool
(o-ring remover)
VAT cleaning tool
for valve body
(Part No. see
chapter spare
parts /
accessories)
Valve size
Quantity of grease [ml]
DN100 / 4”
(65040 - . . . . - . . . .)
0.1
DN160 / 6”
(65044 - . . . . - . . . .)
0.15
DN200 / 8”
(65046 - . . . . - . . . .)
0.2
14. Clean or replace body seal if
necessary.
Lubricate body with the quantity of
vacuum grease listed in the table to
the right.
DN250 / 10”
(65048 - . . . . - . . . .)
0.2
•
Soft tool
(o-ring remover)
•
Vacuum grease
15. Install body seal into sealing ring.
Valve size
Quantity of grease [ml]
DN100 / 4”
(65040 - . . . . - . . . .)
0.2
DN160 / 6”
(65044 - . . . . - . . . .)
0.25
DN200 / 8”
(65046 - . . . . - . . . .)
0.3
16. Deposit vacuum grease on the
bottom side of the body seal
according to drawing below. Pay
attention that the quantity of vacuum
grease listed in the table to the right
is distributed constantly over the
whole circumference.
DN250 / 10”
(65048 - . . . . - . . . .)
0.4
Vacuum grease
Vacuum grease
Apply grease deposit
on this side