Burkert 2000 Mode D'emploi page 17

Type 2000, 2002, 2012
Replacingthepackinggland
WARNING!
Risk of injury from ejected parts!
When the spindle opening is exposed, the individual parts of the packing gland are pressed out at an undefined
speed when the control air connection is pressurized.
▶ Before pressurizing with control air, safeguard the ambient area of the discharge opening (e.g. place spindle
on a firm base).
→
Pressurize the lower control air connection with 6...8 bar.
→
Grease the individual parts of the new packing gland with the supplied lubricant (silicone grease OKS
1110-3).
→
Place the individual parts on the spindle in the prescribed direction and sequence.
→
Push packing gland packing into the tube
→
Screw in spindle guide again before using the installation wrench. Observe tightening torques ("Table 2")!
Spindle diameter (mm)
Table 2: Spindle guide tightening torques
3
→
Place swivel plate on the spindle
→
Align drill holes of the swivel plate
3
→
Support swivel plate
→ 4
Insert pin into the drill hole.
→
Calk pin bores on both sides of the swivel plate
1
→
Clamp body .
→
Replace graphite seal
→
Only for VA body (VA = stainless steel): Lubricate nipple thread
→
For control function A and I: Pressurize lower control air connection with compressed air (5 bar).
6
→
Screw in nipple with actuator in valve body
Tightening torques for screwing the nipple into the valve body
DN (mm)
15
20
25
32
Table 3: Valve body tightening torques
8
.
10
14
2
.
3
and spindle
on the cylindrical part with the help of a prism.
3
5
.
1
Tightening torques (Nm)
45
50
60
65
Tightening torques (Nm)
2
so that they are flush with one another.
with chisel or prick punch.
6
with Klüber paste UH1 96-402.
. Observe tightening torques.
DN (mm)
40
50
65
6
15
Tightening torques (Nm)
65
70
70
english
17