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EMK32010
w
Be sure to turn off the engine when you perform maintenance unless otherwise speci-
fied. If the owner is not familiar with machine servicing, this work should be done by a
Yamaha dealer or other qualified mechanic.
EMK30610*
MAINTENANCE CHART
Frequency of maintenance operations may be adjusted according to the operating con-
ditions,but the following table gives general guidelines.
The mark (G) indicates the check-ups which you may carry out yourself.
The mark (1) indicates work to be carried out by your Yamaha dealer.
Item
Spark plug
Greasing points
Gear oil
Fuel system
Fuel filter (Water separator)
Fuel tank
Idling speed
Anode/Trim tab
Outboard motor exterior
Cooling water passage
Propeller and cotter pin
Battery
Throttle pick-up timing
Bolts and nuts
Oil tank water drain
Oil pump
Power trim & tilt unit
Power trim & tilt operation Inspection
Exhaust leakage
Water leakage
Cowling clamp
Throttle link
Throttle sensor
Wiring and connectors
NOTE:
Cooling water passages:
When operating in salt water, turbid or muddy water, the engine should be flushed
with clean water after each use.
PERIODIC MAINTENANCE
Interval
Cleaning/Adjustment/
Replacement
Greasing
Change
Inspection
Cleaning/Inspection
Cleaning
Inspection/Adjustment
Inspection
Inspection
Cleaning
Inspection/Replacement
Inspection
Inspection/Adjustment
Retightening
Cleaning
Inspection/Adjustment
Inspection
Inspection
Inspection
Inspection
Inspection/Adjustment
Inspection/Adjustment
Inspection/Reconnect
Initial
50 hours
10 hours
(3 months)
(6 months)
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
(every
month)
G
G
G
G
1
G
G
G
G
G
G
G
G
4-8
Every
100 hours
200 hours
(1 year)
G
G
G
G
G
G
G
G
G
G
G
1
G
G
G
G
G
G
G
1
1
G
GB
Refer
page
4-9
4-16
4-20
4-11
4-12
—
4-13
4-21
4-26
4-5, 4-26
4-18
4-22
—
4-25
4-14
—
4-17
4-17
4-15
4-15
—
—
—
4-15
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