Operating manual for the VISATRON VN2020
V2.0 12/2021 EN
Page
68
of
106
SCHALLER AUTOMATION
66440 Blieskastel / Saarland / Germany / Industriering 14 / P.O. Box 1280
Industrielle Automationstechnik GmbH & Co. KG
T
el. +49(0)6842-508
-
0
/ Fax -260 / Email: [email protected] /
www.schaller-automation.com
9.1.7. Inspection of the oil mist detection system (16,000 h)
For maintenance inspection at 16,000 h, please contact a Schaller Service Partner
(Section 16) or go to
https://schaller-automation.com/en/partners/
10. Repair
WARNING!
The engine must be switched off for all repair work.
10.1.
Repair by the operator
10.1.1. Replacing the measuring head
Material number:
290044
– VN2020
290045
– VN2020 EX
The information on the type plate must be provided for queries regarding measuring head
spare parts. Please use the return form to send us the necessary information.
Tools:
Allen key, size 4 mm
Torque wrench, up to 5 Nm
WARNING!
Risk of mixing up
Operation in the potentially explosive atmosphere not safe.
➔
Make sure that you have a VN2020 EX measuring head for your VN2020 EX oil mist
detector.
See Section 4.1 for the identifying features.
1.
Figure 102: Switch off power supply
2.
Figure 103: Remove the connecting hose
Switch off the compressed air supply
and electrical power supply of the oil
mist detector.
Pull the compressed air hose off the right
side of the measuring head and push it to
the side.
