Operating manual VISATRON® Oil Mist Detector VN2020 / VN2020 EX
Part number 183001 Version 3.0
Replacing the filter control valve (steps 1-8)
1: Open the shutoff lever valve
The filter control valve has been successfully replaced and the device is
ready for operation!
9.3.8 Replacing the connecting hose on the VN2020 / VN2020 EX
If the connecting hose that connects the venturi injector to the measuring head has a
defect of malfunction, it has to be replaced. The connecting hose is a spare part and can
be ordered separately from Schaller Automation as follows:
Connecting hose: 290025
Maintenance work on the oil mist detector
Observe the safety instructions in Section 9
Section 9 Maintenance and repair
The connecting hose may only be replaced with the engine switched off.
The compressed air supply must be switched off before starting maintenance
and repair work.
Personal protective equipment
Operating the device or working on the device without protective equipment may result
in serious injury. For the workplace PPE, the following protective equipment must be
used:
Safety glasses in accordance with DIN EN 166 or DIN EN 170
Safety helmet in accordance with DIN EN 397 and DIN EN 50365