Husqvarna W21 Operator's Manual page 45

6. Changing the Oil Filter
1. Drain the engine oil in accordance with
the work description under the heading
Engine Oil/Change Engine Oil.
2. Remove the oil filter. If necessary, use a
filter remover.
3. Wipe new, clean engine oil onto the seal
for the new filter.
4. Mount the filter by hand with + 3/4 turn.
5. Run the engine warm, then check that
there are no leaks around the oil filter
seal.
6. Check the oil level in the engine, fill
if necessary. The oil filter holds
0.2 qt (0.2 liters) of oil.
LUBRICATION
Changing the oil filter
8011-734
43
English-