Mercury Racing HP525 EFI Bravo Sterndrive Series, Operation, Maintenance & Warranty Manual

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MAINTENANCE
eng
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6. Place an appropriate container directly under the oil drain
hose.
7. Using two wrenches, separate the oil drain hose plug from
the oil drain hose and allow the crankcase oil to drain until
empty.
8. Place a container below the oil filter.
NOTE: To allow the oil to drain from the filter, loosen the filter
enough to break the internal vacuum . Let the oil drain back into
the system for 15 minutes prior to complete removal of the filter.
9. Remove the oil filter from the adaptor and discard old oil
filter and the old sealing ring.
10.Coat the sealing ring on new the filter with motor oil. Install
the new sealing ring and filter. Tighten the filter securely. Do
not overtighten.
11.Using two wrenches, connect the oil drain hose plug to the
oil drain hose and place back into the boat.
12.Tighten the bilge drain plug.
13.Remove oil filler cap (port or starboard). Add oil to bring the
level up to, but not over, the "FULL" mark on the dipstick.
IMPORTANT: Always use the dipstick to determine exactly how
much oil is required.
a - Crankcase oil filler cap
Tube
Ref No.
Description Where Used Part No.
25W50
Synthetic
Blend 4-Stroke
Racing Engine
Oil
Crankcase 8M0078013
a
7899
79