Maintenance and Care 7
TW9 77
7.9.2 Engine oil filter
The engine oil filter must be replaced every time
the engine oil is changed.
• Place oil drip pan below the engine oil filter.
• Clean the outside of the engine oil filter.
• Unscrew the filter cartridge (36/4) using a
commercially available tool and check that the
fastening stud is firmly secured in the filter
head.
• Dispose of the filter cartridge according to
regulations.
• Check filter head condition and clean.
• Fill the new filter with oil, wet the sealing ring
with oil and tighten firmly by hand.
• After a test run, check the tightness of the
engine oil filter cartridge.
L824-036
4
Fig. 36 Engine oil filter