Burkert Type 8741 - Manual (Page 30)

30
Maintenance
Type 8741
10 mainTenance
The MFM/MFC is maintenance-free, provided that no heavily con-
taminated media are used and that it is operated according to the
instructions in this manual.
10.1 maintenance for operation with
heavily contaminated media
Danger!
danger due to high pressure in the installation/device.
▶ Before working on the installation or device, cut the pressure
and vent and drain the pipes.
risk of injury from electric shocks.
▶ Before working on the installation or device, switch off the
power and ensure that it cannot be reactivated.
▶ Observe the applicable accident protection and safety regula-
tions for electrical equipment.
Warning!
danger of injury from improper maintenance work!
▶ Maintenance must only be performed by trained personnel using
suitable tools.
▶ Secure the system against unintentional actuation.
▶ Ensure a controlled restart after maintenance.
Warning!
risk of injury from malfunction and failure by opening the
housing!
There are sensitive parts inside the device to control the flow and
for measurement of the flow rate.
▶ Do not open the device housing.
▶ Only the cleaning and maintenance work described in this
manual may be carried out on the device.
▶ Further work and calibration may only be performed by the
manufacturer.
If a heavily contaminated operating medium is used:
→
Regularly inspect the contamination of the stainless steel mesh
filter [5].
→
Clean or replace the stainless steel mesh filter when required, as
described below.
For spare parts, see section "12.5 Spare parts".
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