Maintenance, Cleaning; Safety Instructions; Maintenance Work - Burkert 2103 Manuel D'utilisation

10. MainTenance, cleaning
10.1. safety instructions
Danger!
danger – 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.
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english
Type 2103

Maintenance, Cleaning

Warning!
For control function i – danger if pilot pressure fails!
For control function I control and resetting occur pneumatically. If
the pressure fails, no defined position is reached.
• To ensure a controlled restart, first pressurize the device with
pilot pressure, then switch on the medium.
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 part with an appro-
priate spare part.
(see chapter entitled "13. Replacement Parts").
A bulging PTFE diaphragm may reduce the flow.