Burkert Type 2037 - Manual (Page 21)

21
Electricalconnection
9 elecTrical cOnnecTiOn
The electrical connection is described in the respective
operating instructions for the pilot valve.
Note the voltage and current type as specified on the type label
(Voltage tolerance ±10%)!
10 mainTenance, cleaning
10.1 safety instructions
Danger!
risk of injury from high pressure in the equipment!
▶ Before loosening the lines and valves, turn off the pressure and
vent the lines.
risk of injury due to electrical shock!
▶ Before reaching into the system , switch off the power supply
and secure to prevent reactivation!
▶ Observe applicable accident prevention and safety regulations
for electrical equipment!
Warning!
risk of injury from improper maintenance!
▶ Installation 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.
10.2 maintenance Work
10.2.1 actuator
The actuator of the diaphragm valve is maintenance-free provided it is
used according to these operating instructions.
10.2.2 Wearing parts of the diaphragm
valve
Parts which are subject to natural wear:
• Seals
• Diaphragm
→
If leaks occur, replace the particular wearing parts with an appro-
priate spare part. (see Chapter “13 Spare Parts”).
A bulging PTFE diaphragm may reduce the flow-rate.
english
Type 2030, 2031, 2031 K, 2032,
2033, 2037