FNM HPE Series Owner's Manual page 95

3.3.14 Oil filter change
Ordinary maintenance: made by the boat user and the workshop staff.
To change the oil filter, follow the instructions carefully:
1. Turn off the engine and let it cool down adequately.
2. Prepare a container to collect any leaks.
Take care to dismount the oil filter only after removing oil from the sump during the engine oil
change operation.
3. Unscrew the filter using the appropriate wrench.
4. Clean the housing with blotting paper or a dry cloth.
5. Lubricate the rubber O-ring seal and the ring seat before remounting the filter cover.
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FNM HPE Series 91