Replacement Parts - Burkert 2103 Instructions De Service

12. malfuncTiOns
malfunction Cause /remedial action
Actuator does Control connection interchanged*
not switch.
SFA: Connecting control connection 1
SFB: Connecting control connection 1
SFI Control connection 1: Open
Control connection 2: Close
* See diagram "Pneumatic Connection" in the
chapter of the same name.
Control pressure too low
See pressure specifications on the rating plate.
Medium pressure too high
See pressure specifications on the rating plate.
Valve is not Medium pressure too high
sealed. See pressure specifications on the rating plate.
Control pressure too low
See pressure specifications on the rating plate.
Flow rate PTFE diaphragm bulging
→
reduced.
Replace diaphragm.
36
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Type 2103
Malfunctions
13. replacemenT parTs
Warning!
risk of injury when opening the actuator housing!
The actuator contains a tensioned spring. If the housing is
opened, there is a risk of injury from the spring jumping out!
• The actuator housing must not be opened.
Caution!
risk of injury and/or damage by the use of incorrect parts!
Incorrect accessories and unsuitable replacement parts may
cause injuries and damage the device and the surrounding area.
• Use only original accessories and original replacement parts from
Bürkert GmbH & Co. KG.
The diaphragm is available as a replacement part for the piston-
controlled diaphragm valve Type 2103.