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Mercury MerCruiser Series User Manual

Mercury MerCruiser Series
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3. Remove the dipstick and observe the oil level. The oil level must be between the marks on the dipstick. If necessary, add
oil. Refer to Filling.
a - Starboard side dipstick marks
b - Port side dipstick marks
Filling
IMPORTANT: Do not overfill the engine with oil.
1. Remove the oil fill cap.
a - Port side engine oil dipstick
b - Engine oil fill cap
2. Add the specified oil to bring the oil level up to, but not over, the maximum mark on the dipstick.
All Models
Capacity Fluid Type
Engine oil (with filter) 19 L (20.1 US qt) 15W‑40 4‑Cycle Diesel Engine Oil
IMPORTANT: Always use the dipstick to determine the amount of oil required to refill the engine oil.
3. Install the oil fill cap and tighten securely.
Changing Oil and Filter
Refer to the Maintenance Schedules for the change interval.
NOTE: Change the engine oil before placing the boat in storage.
IMPORTANT: Change the engine oil when the engine is warm from operation. Warm oil carries away more impurities. Use only
recommended engine oil. Refer to Section 4 ‑ Specifications.
1. Start the engine and allow it to warm up to normal operating temperature.
2. Stop the engine and wait approximately five minutes for the oil to drain into the oil pan.
3. Remove the oil evacuation hose plug. Support the evacuation hose with a back‑up wrench.
4. Connect an oil evacuation pump to the evacuation hose. The mating port is an SAE‑8 JIC (3/4‑16 UNF thread, 37 deg
flare). Use a back‑up wrench to support the evacuation hose when tightening the connection.
65900
a
b
b
64669
a
Section 5 - Maintenance
90-8M0117076 eng FEBRUARY 2018 Page 49

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Mercury MerCruiser Series Specifications

General IconGeneral
BrandMercury
ModelMerCruiser Series
CategoryEngine
LanguageEnglish

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