Maintenance
91
base oil’s qualities and blend in the ideal bal-
ance of additives to make sure the final oil
clears our performance standards. Thus, Ya-
malube mineral, semisynthetic and synthetic
oils have their own distinct characters and
value. Yamaha’s experience gained over
many years of research and development
into oil since the 1960’s helps make Yama-
lube the best choice for your Yamaha en-
gine.
EMU29116
Inspecting wiring and connectors
Inspect that each connector is engaged
securely.
Inspect that each ground lead is properly
secured.
EMU32113
Checking propeller
EWM01882
You could be seriously injured if the en-
gine accidentally starts when you are
near the propeller. Before inspecting, re-
moving, or installing the propeller, place
the shift control in neutral, turn the main
switch to “ ” (off) and remove the key,
and remove the clip from the engine shut-
off switch. Turn off the battery cut-off
switch if your boat has one.
Do not use your hand to hold the propeller
when loosening or tightening the propeller
nut. Put a wood block between the anti-cavi-
tation plate and the propeller to prevent the
propeller from turning.
Checkpoints
Check each of the propeller blades for ero-
6BG-9-3F-E0.book 91 ページ ２０１８年１１月１日 木曜日 午後５時１分
©2020 Yamaha Motor Corporation
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