Yanmar 6LY3 series, Operation Manual

Page: 105 / 136

PERIODIC MAINTENANCE
6LY3 Operation Manual
97
1. Remove the engine oil dipstick. Attach
the oil drain pump and pump out the oil.
For easier draining, remove the engine
oil fill cap
(Figure 1, (2)) (yellow) at the
top of the rocker arm cover.
2. Remove the engine oil filter
(Figure 1, (1)) with a filter wrench (turn
counterclockwise).
3. Clean the filter installation face, attach
the new full-flow oil filter, and tighten by
hand until the seal touches.
4. Turn the full-flow oil filter an additional
3/4 of a turn clockwise with the filter
wrench.
Turn the bypass filter (Figure 1, (3)) an
additional one turn clockwise with the
filter wrench.
Figure 1
5. Fill with new engine oil. See Adding
Engine Oil on page 45.
6. Perform a trial run and check for oil
leaks.
7. Approximately 10 minutes after
stopping the engine, remove the oil
dipstick and check the oil level. Add oil
if the level is too low.
CAUTION
• ALWAYS be environmentally
responsible.
• Follow the guidelines of the
EPA or other governmental
agencies for the proper
disposal of hazardous
materials such as engine oil,
diesel fuel and engine coolant.
Consult the local authorities or
reclamation facility.
• NEVER dispose of hazardous
materials irresponsibly by
dumping them into a sewer, on
the ground or into ground
water or waterways.
• Failure to follow these
procedures may seriously
harm the environment.
0000013en
CAUTION
• NEVER overfill the engine with
engine oil.
• ALWAYS keep the oil level
between upper and lower lines
on the oil cap / dipstick.
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