Yanmar YDG Series, Operation Manual

Page: 67 / 92

PERIODIC MAINTENANCE
YDG Operation Manual 53
34127

Clean/inspect engine oil filter
Figure 34
It is recommended that this procedure be
performed at the same time as the
Replace engine
oil procedure on page 51 .
1. Remove the oil filter retaining bolt
(1, Figure 34 ).
2. Drain engine oil. See Replace engine oil on
page 51 .
3. Pull the oil filter cap (2, Figure 34 ) out and
remove the oil filter (3, Figure 34 ).
4. Clean the oil filter in suitable parts cleaner or
replace if damaged.
5. Lubricate the O-ring (4, Figure 34 ) with oil and
reinstall the oil filter (3, Figure 34 ).
6. Make sure the oil filter cap (2, Figure 34 ) is fully
seated.
7. Reinstall and tighten the oil filter retaining bolt
(1, Figure 34 ).
8. Add new engine oil to the engine as specified in
Adding Engine Oil on page 30.
NOTICE
Never overfill. Overfilling may result in white
exhaust smoke, engine overspeed, or internal
damage.
9. Warm up the engine by running it for five
minutes and check for any engine oil leaks.
10. After engine is warm, shut it off and let it sit for
10 minutes.
11. Recheck the engine oil level by reinserting the
oil cap/dipstick into the crankcase and turn
clockwise for one-half revolution to engage the
first thread in the crankcase opening.
See
Checking Engine Oil on page 29 .
12. Add oil if necessary.
NOTICE
Always keep the oil level between the upper and
lower lines on the oil cap/dipstick.
13. Replace the oil cap/dipstick (1,
Figure 33
) and
tighten by hand. Over-tightening may damage
the cap. If any engine oil is spilled, wipe it away
with a clean cloth.
Applicable engine oil filter Part No.
L70V and L100V 114250-35070
K0001123B-00X
3 2 1
4