Instructions
11
6.3 Malfunctions
If malfunctions occur, check whether:
→ the device has been installed according to the instructions,
→ the electrical and uid 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.
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.
• Valve opened by manual control.
7 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 surrounding area.
▶ Use only original accessories and original spare parts from
Bürkert.
7.1 Ordering spare parts
Replacement part sets
When ordering replacement part sets, quote the sets SET 1, SET 3 or
SET 7 and the identication number of the device.
english