bürkert 3363 Schnellstartanleitung Seite 23

Type 3363, 3364, 3365
Installing the valve
7.4.1 Install the actuator onto the valve body
and establish electrical connection
NOTE!
Damage to the diaphragm.
▶ To avoid damage, the device must be in MANUAL operating
state during installation. The actuator must be in the position
"valve open".
Delivery condition for units with welding connection The
units are delivered disassembled.
Operating state: MANUAL.
Actuator position: valve open.
For a description of the mechanical manual override, see chapter
"12.2 Actuating the valve mechanically".
→
Place actuator on the valve body.
In the case of T-bodies and tank button bodies, stud bolts are
pre-fitted. In the case of 2-way bodies, insert bolts into the valve
body.
→
Tighten the nuts in a diagonal pattern lightly until the dia-
phragm is seated between the valve body and actuator.
Do not tighten the nuts yet.
→
Connect the device electrically.
The position of the ports can be changed by turning the
actuator through 360°. For a description, see chapter "7.5
Rotating the actuator".
The description of the electrical connection process can
be found in Chapter "8 Electrical installation".
→
Execute M.SERVICE as described below.
Execute M.SERVICE with button in device:
The two buttons for triggering M.SERVICE are located beneath
the blind cover.
Devices with ATEX approval or IECEx approval are
secured with a magnetic lock.
The removal of the cover is described in the supple-
mentary instructions for the electromotive control valves
with ATEX approval and IECEx approval.
Unlock blind cover
Fig. 15: Execute M.SERVICE
→
To unlock the blind cover, turn it counterclockwise and
remove.
→
Hold down the OPEN and CLOSE buttons together at the
same time for 5 seconds.
T his will execute the M.SERVICE function.
→
Wait until M.SERVICE is finished and the actuator stops.
english
OPEN button
CLOSE button
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