Burkert Type 2012 - Manual (Page 15)

15
Replacingthesealset
Type 2000, 2002, 2012
→
Carefully screw in actuator on the swivel plate
3
(only put pressure on the upper section of the swivel plate).
→
Screw nut
25
tightly and mount position indicator
26
.
→
Clamp body
1
.
Do not damage sealing edges when replacing the seal!
→
Replace graphite seal
5
.
→
only for va body: Lubricate nipple thread
6
with Klüber paste UH1 96-402.
note!
damage to the seat contour!
▶ During installation, take care that there is no damage to the seat contour.
▶ Observe tightening torques according to “Table 1”.
→
for control function a (cfa): Pressurize lower control air connection with compressed air (5 bar).
→
Screw in nipple
6
with actuator in valve body
1
.
→
only for type 2002: Use sealing tape.
→
for control function a: Use pressure springs
28 29
.
→
only actuator size G (100 mm) and h (125 mm): Insert washer
40
.
→ for control function B and i: Change O-ring
30
.
→
Replace O-ring
32
to do this, remove transparent cap.
→
Lightly lubricate cover thread, lubricant Amblygon TA.
→
Mount cover
31
and screw tightly with special wrench.
→
Check the valve for function and leaks.
english