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

Type 2103, 2104, 2105
Maintenance,cleaning
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.
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 product 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.
The replacing of the wearing parts is described in chapter
"11 Repairs".
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