Yanmar 4TNV98, Service Manual

Page: 43 / 246

4TNV98 & 4TNE98 Diesel Engine Section 2. Periodic Maintenance 41
Periodic Maintenance Schedule
Daily and periodic maintenance is important to keep
the engine in good operating condition. The
following is a summary of maintenance items by
periodic maintenance intervals. Periodic
maintenance intervals vary depending on engine
application, loads, diesel fuel and engine oil used
and are hard to establish definitively. The following
should be treated only as a general guideline.
CAUTION
Establish a periodic maintenance plan
according to the engine application and make
sure you perform the required periodic
maintenance at the intervals indicated. Failure
to follow these guidelines will impair the
engine’s safety and performance characteristics,
shorten the engine’s life and may affect the
warranty coverage on your engine.
See Yanmar Limited Warranty in Warranty
Section.
Consult your authorized Yanmar dealer or
distributor for assistance when checking items
marked with a.