Maintenance, Troubleshooting; Safety Instructions; Maintenance Work - Burkert 6128 Manuel D'utilisation

To ensure functional reliability, operate the valve with
the coil installed ex works only!
Note the voltage and current type as specified on
the label. Voltage tolerance ±10 %
Valves with flange body:
Danger!
Risk of electric shock if the protective conductor
function is defective!
• After installing the coil, check the function of the
protective conductor.
→
Check function of the protective conductor.
Resistance Test voltage
max. 0.1 Ω
12 V
Connection to cable plug:
Danger!
Risk of electric shock if protective conductor not
connected!
• Always connect protective conductor!
Earthing connection (if fitted): Middle spade connection
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9. mainTenance,
TrOubleshOOTing
The valve is maintenance-free under normal operating
conditions.
9.1.

safety instructions

Danger!
Risk of injury from high pressure in the equipment!
• Before loosening the pipes and valves, turn off the
pressure and vent the pipes.
Risk of injury due to electrical shock!
• Before reaching into the device or the equipment,
switch off the power supply and secure to prevent
reactivation!
• Observe applicable accident prevention and safety
regulations for electrical equipment!
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Test current
1 A
Ensure that the seal is seated correctly for the
electrical connection to the cable plug.
Seal
Valve
note!
If the tightening torque is too great, the device may
be damaged!
• Observe the maximum tightening torque of the screws!
→
Screw cable plug to the valve at a maximum tightening
torque of 0.4 Nm.
Warning!
Risk of injury from improper maintenance!
• Maintenance may be carried out by authorized techni-
cians 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.
9.2.

maintenance Work

Malfunctions
If malfunctions occur, check
→
the port connections: the correct configuration of the
fluid connections according to the circuit functions (see
chapter entitled "8.2. Fluid Installation").
→
whether the operating pressure is within the permitted
range.
→
the power supply and valve control.
→
flange connection: check the location of the sealing.
If the valve still does not switch, please contact your
Bürkert Service.
Type 6128, 6608
max. tightening
torque: 0.4 Nm
Cable plug
Type 2507
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