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
61/79
Procedure 2
Description
Required tool
Remove valve
f
ro
m
syst
em
1. Vent vacuum system on both sides of valve.
2. Move the plate to position 30% open.
3. Disconnect electrical POWER connector and remove valve from vacuum
system. If you only replace control and actuating unit, the valve can remain
in the system.
Note: Take care not to damage the sealing surface! ! Support the control and
actuating for separation of valve unit.
Depending on
flange screws
4. Unfasten clamp coupling.
Note: If there no access to
clamp coupling screw, proceed
first with step 5 and move control
and actuating carefully by hand
until the clamp coupling screw is
reachable.
Allen Wrench
2mm
5. Unfasten and remove the 3
fastening screws.
Allen Wrench
3mm
Remove
cont
rol
an
d act
uat
ing
uni
t
fr
om
val
v
e
un
it
6. Remove
control
and
actuating unit from
mechanical valve unit.
Note: If clamp coupling is
separated, assemble them at
control and actuating unit.