Preventive Maintenance
DETROIT DIESEL
grease to be thrown on the clutch facing, causing the
clutch to slip.
Item 30
WARNER MARINE GEAR:
Check the oil level daily. Start and run the engine at
idle speed for a few minutes to fill the lubrication
system. Stop the engine. Then immediately after
stopping the engine, check the oil level in the marine
gear. Bring the oil level up to the proper level on the
dipstick. Use the same grade of lubricating oil that is
used in the engine. Do not overfill.
Change the oil every 200 hours. After draining the oil
from the unit, clean the removable oil screen
thoroughly before refilling the marine gear with oil.
TWIN DISC MARINE GEAR:
Check the marine gear oil level daily. Check the oil
Item 30
level with the engine running at low idle speed and the
gear in neutral. Keep the oil up to the proper level on
The full-flow oil filter element should be removed, the
the dipstick. Use oil of the same heavy-duty grade and
shell cleaned and a new element and gasket installed
viscosity that is used in the engine.
each time the converter oil is changed.
Lubricate the input clutch release bearing and ball
Change the oil every 200 hours. Remove and clean the
oil inlet strainer screen after draining the oil and
bearing every 50 hours with an all purpose grease
before refilling the marine gear. The strainer is located
through the grease fittings provided on the clutch
in the sump at the lower end of the pump suction line.
housing. This time interval may vary depending upon
When refilling after an oil drain, bring the oil up to
the operating conditions. Over-lubrication will cause
the proper level on the dipstick (approximately 5
quarts or 4.74 litres).
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