Endress ESE 2300 i, Translation Of The Original Operating Manual, Page: 46 / 60

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Maintenance
4. Clean the air filter housing and cover, in this case in particular the suction
opening.
5. Protect your hands from contact with engine oil.
6. Apply a few drops of new engine oil to the cleaned or new air filter insert.
7. Knead the air filter insert in order to distribute the oil evenly into the foam.
8. Wring out the air filter insert strongly afterwards to remove excessive oil.
9. Insert the air filter insert into the air filter housing.
10. Carefully place the air filter cover on the air filter housing and fasten it on
using the screw .
11. Attach the maintenance flap again and fasten using the large screws .
12. Dispose of a soiled air filter insert according to regulations.
Maintenance of the air filter is complete.
8.5 Spark plug maintenance
The spark plug must be checked every 100 operating hours, at least how-
ever once a year, and replaced if necessary. Wrong adjusted, soiled or worn
spark plugs can have a negative effect on the starting behaviour, engine
running, fuel consumption and pollutant emissions.
NOTICE!
When replacing the spark plug, only use the following types:
► AUTOLITE 275
► NGK BP4H
► CHAMPION L95YC
► TORCH E5T
Proceed as follows to perform spark plug servicing.
Requirements:  The generator is turned off

The engine is cooled down sufficiently

A new spark plug is ready to use
One has the re-
quired tool • A spark plug wrench (in the scope of delivery)
• Setting gauge for the electrode gap