Burkert 2000 Service Manual

16
Replacing the packing gland
Type 2000, 2002, 2012
NOTE!
Beforethepackingglandcanbereplaced,theactuatormustberemovedfromthevalvebodyandthe
swivel plate removed.
Damage to the seat contour!
▶ Whenremovingtheactuator,ensurethatthevalveisintheopenposition.
→ Clamp the valve body
1
intoaholdingdevice(appliesonlytovalvesnotyetinstalled).
→ ForcontrolfunctionAandI:pressurizethelowercontrolairconnectionwithcompressedair(5bar):Valve
opens.
→ Placeasuitableopen-endwrenchonthewrenchatofthenipple
6
.
→ Unscrew actuator on the valve body
1
.
→ Remove compressed air from the control air connection.
→ Knock out pin
4
on swivel plate
3
withasuitablepinpunch:
pin punch ø 3 mm for spindle diameter 10 mm and
pin punch ø 5 mm for spindle diameter 14 mm.
→ Remove swivel plate
3
.
→ OnlyforactuatorsizeF:Unscrewspindleguide
7
with the help of the installation tool and an open-
end wrench.
→ OnlyforactuatorsizeG,H:Unscrewspindleguide
7
with the help of two open-end wrenches.
Installation wrench
Packinggland
Spindleguide
Spindle
Packingglandtube
Actuator size F (R)
Packinggland
Spindleguide
Spindle
Packingglandtube
ActuatorsizeG(R),H(R)
Figure 4: Replacing the packing gland
english

Burkert 2000 Specifications

General

Model	2000
Manufacturer	Burkert
Ambient Temperature	-10 to +60 °C
Protection Class	IP65
Operating Temperature	-10 to + °C
Seal Material	FKM
Operating Pressure	0- bar
Fluid Temperature	-10 to + °C