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6
MAINTENANCE, TROUBLESHOOTING
WARNING!
Risk of injury from improper maintenance!
▶
Maintenance may be carried out by authorized technicians only
and with the appropriate tools!
Risk of injury from unintentional activation of the system and an
uncontrolled restart!
▶
Secure system from unintentional activation.
▶
Following maintenance, ensure a controlled restart.
6.1
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,
•
adequately high power supply is applied.
Malfunction
Possible cause
Valve does not switch Short-circuit or coil interrupted
Inadequate power supply
Core / core area is dirty
Medium pressure outside the permitted
pressure range
Valve does not close
Internal space of the valve is dirty
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
Order the spare-part sets specifying the positions (Pos. 1: Coil
set, Pos. 2: Wearing parts set) and the identification number of the
device.
english
