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8.3.
malfunctions
If malfunctions occur, check whether
→
the device has been installed according to the
instructions,
→
the electrical and fluid connections are correct,
→
the device is not damaged,
→
all screws have been tightened,
→
the voltage and pressure have been switched on,
→
the pipelines are clean.
english
24
9.
sparE parTs
Caution!
Risk of injury and/or damage by the use of incorrect
parts!
Incorrect accessories and unsuitable spare parts may
cause injuries and damage the device and the sur-
rounding area.
•
Use original accessories and original spare parts from
Bürkert only.
9.1.
Ordering spare parts
Replacement part sets
When ordering replacement part sets, quote the sets
SET1, SET 3 or SET 7 and the identification number of the
device.
•
See replacement part sets
part sets
•
The identification number of the device can be found
on the rating plate. See also chapter 6.4.Rating plate
description
english
26
Torque 5 Nm
9.2.Overview of replacement
Valve does not switch
Possible cause:
•
Short-circuit or coil interrupted.
•
Core or core area dirty.
•
Medium pressure outside the permitted pressure range.
Valve does not close
Possible cause:
•
Internal space of the valve is dirty.
•
Small control bore in the diaphragm blocked.
•
Manual emergency actuation (optional).
9.2. Overview of replacement part
sets
Coil set
SET 1
Wearing-parts set
SET 3
Type 5281 EV
english
25
25
Plunger tube set
SET 7
english
27
27
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