Burkert Type 2100 - Manual (Page 2)

SYMBOLS
→
designates a procedure which you must carry out.
Warning of serious or fatal injuries:
DANGER!
In case of imminent danger.
WARNING!
In case of potential danger.
Warning of minor or moderately severe injuries:
CAUTION!
REPLACEMENT PART SETS
The following replacement part sets are available for the angle seat
valve Type 2100:
• Valve set
consists of swivel plate with PTFE seal, pin and graphite seal
• Sealing set for packing gland
consists of the individual parts of the packing gland, graphite seal
and lubricant
(the modified socket wrench is not included in the sealing set)
OVERVIEW OF REPLACEMENT PART SETS
1
2
3
4
Item Description
1
Valve set
Graphite seal (packed)
2 Swivel plate with PTFE seal
3 Pin
4 Sealing set for packing gland
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NOTE!
Damage to the seat seal or the seat contour!
• When removing the actuator, ensure that the valve is in open
position.
→
Control function A pressurize the pilot air port 1 with compressed
air (5 bar): valve opens.
→
Using a suitable open-end wrench, place the wrench flat on the
tube.
→
Unscrew the actuator from the valve body.
Actuator
Nipple
Valve body
Flats for open-end
wrench
Pilot air port
CFA, CFB, CFI
Air discharge connection
CFA, CFB
Pilot air port
CFI
2
1
REPLACING THE VALVE SET
DANGER!
Risk of injury from discharge of medium and pressure!
It is dangerous to remove a device which is under pressure due to
the sudden release of pressure or discharge of medium.
• Before removing a device, switch off the pressure and vent the lines.
WARNING!
Risk of injury if the wrong tools are used!
It is dangerous to use unsuitable tools for installation work as the
device may be damaged.
• To remove the actuator from the valve body, use an open-end wrench,
never a pipe wrench.
Before the valve set can be replaced, the actuator must be
removed from the valve body.
Remove the actuator from the valve body:
→
Clamp the valve body in a holding device
(applies only to valves which have not yet been installed).
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Replacing valve set:
→
Support swivel plate on the cylindrical part with the aid of a prism
or something similar.
→
Knock out the pin with a suitable pin punch.
Pin punch ø 3 mm, for spindle diameter 10 mm on the swivel
plate (see “Tab. 1”).
Pin punch ø 5 mm, for spindle diameter 14 mm on the swivel
plate (see “Tab. 1”).
→
Remove swivel plate.
Spindle
Pin
Swivel plate
Graphite seal
→
Connect new swivel plate to the spindle.
→
Align bores of the swivel plate and spindle.
→
Support swivel plate on the cylindrical part with the aid of a prism
or something similar.
→
Insert pin into the bore.
→
Swage pin bores on both sides of the swivel plate using a chisel
or center punch.
Spindle
ø
Orifice Actuator size
10 15 up to 40 1)
ш 50
ш 70
14 32 up to 65
ш 90
ш 130
Tab. 1: Spindle ø in reference to orifice and actuator size
1) Replacement of the packing gland for DN 50 spindle ø 10 not
possible.
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Type 2100