After The 20-Hour Break-In Period; End Of First Season Checkup - Mercury 2.8 Diesel Operation & Maintenance Manual

• Avoid full‑throttle acceleration from idle speed.
• Do not operate at full throttle until the engine reaches normal operating temperature.
• Check the engine oil level frequently. Add oil as needed. High oil consumption is normal during the break‑in period.

After the 20-Hour Break-In Period

To help extend the life of your power package, Mercury Marine recommends the following:
• Change the engine oil and filter and the transmission fluid at the interval indicated in the Maintenance Schedule. Refer to
Specifications and Maintenance.
• Use a propeller that allows the engine to operate at the rated engine RPM when at full throttle with a fully loaded boat.
Refer to Specifications and Maintenance.
• Operation at 3/4 throttle setting or lower is recommended. Refrain from prolonged operation at wide‑open throttle RPM.

End of First Season Checkup

At the end of the first season of operation, contact an authorized repair facility to discuss or perform scheduled maintenance
items. If you are in an area where the product is operated continuously, year‑round, you should contact your dealer at the end
of the first 100 hours of operation or once yearly, whichever occurs first.
90-8M0113987 DECEMBER 2015
eng
Section 2 - On the Water
Page 29