Burkert Type 8712 - Manual (Page 40)

40
Maintenance,Troubleshooting
Type 8006, 8702
9.2. maintenance
The MFM / MFC does not require any maintenance if used as indicated
in this manual. Routine recalibration is not required.
attention
risk of injury from operating faults and device failure if the
device is opened.
Inside the device are elements to condition the flow and measure
the flow-rate. Work may only be carried out inside the device,
for example for cleaning, as described in section „9.2.1“.
Any other work carried out inside the device causes a change to
the sensor signal, requiring recalibration at the factory.
• Do not open the device.
• Cleaning other than that described in section „9.2.1“ and
calibration may only be performed by the manufacturer.
9.2.1. maintenance if used with highly
soiled fluids
If highly soiled fluids are used:
→
Regularly check that the stainless steel mesh filter disc [5]
is not soiled.
→
Clean or replace it if necessary.
4 5
7
3
2
1
6
1 - Screws
2 - Inlet flange plate
3 - O-ring
4 - O-ring
5 - Stainless steel mesh filter
6 - Orifice tube
7 - O-ring
Fig. 21: Maintenance, Cleaning
English