Procedure:
→
Connect coil body to the core guide pipe.
→
Screw on coil with nut. Observe torque.
→
Check protective conductor.
note!
Device will be damaged if the wrong tools are used!
Always use a wrench to tighten nut. If other tools are used (e.g. pliers),
the device may be damaged.
Observe torque for fas-
tening nut (see table)
• 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 piston blocked.
8.1.1. t orque
Type
DN
Cover
screws
0406
13
3 - 4 Nm
20
6 - 7 Nm
25
9 - 10 Nm
0407
13
3 -4 Nm
20
6 - 7 Nm
25 - 40
9 - 10 Nm
50, 65
15 - 17 Nm
Flange screws
Plug with pipe
2 Nm
-
2 Nm
-
2 Nm
-
-
80 - 85 Nm
-
80 - 85 Nm
-
80 - 85 Nm
-
110 - 115 Nm
Torque:
Type
0406
13 - 25
0407
13 - 40
50, 65
7.3. malfunctions
If malfunctions occur, check:
→
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.
Valve does not switch
Possible cause:
• Short circuit or coil interrupted,
• Core or core area dirty.
8.
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.
8.1. Ordering spare parts
Order the spare part sets specifying the positions
(Pos. 1: Coil set, Pos. 2 and Pos. 3: Wearing part set) and the identi-
fication number of the device.
8.2. Overview of spare parts
Type 0406
1
2
3
DN
Torque
6 Nm
15 - 16 Nm
18 - 20 Nm
Type 0407
1
2