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4-11
E
EMU00363¯
MAINTENANCE CHART
Frequency of maintenance operations may be adjusted according to the operating condi-
tions, but the following table gives general guidelines.
The mark (
●
) indicates the check-ups which you may carry out yourself.
The mark (
❍
) indicates work to be carried out by your Yamaha dealer.
*1. For Electric starter model.
*2. When operating in salt water, turbid or muddy water, the engine should be flushed with clean water
after each use.
NOTE:
@ ”
If leaded gasoline is usually used, engine valves and related parts should be inspected after
every 300 hours of operation in addition to the items on the maintenance chart above.
@
Interval
Item
Initial Every
Refer
page
10 hours
(1 month)
50 hours
(3 months)
100 hours
(6 months)
200 hours
(1 year)
Spark plug
Cleaning/Adjustment/
Replacement
●●●
4-13
Greasing points Greasing
●
4-12
Gear oil Change
●●
4-25
Fuel system Inspection
●
4-15
Fuel filter Inspection/Replacement
●●●
4-16
Fuel tank Cleaning
●
4-27
Idling speed Adjustment
●
4-17
Anode Inspection/Replacement
❍❍
4-28
Outboard motor exterior Inspection
●●
4-34
Cooling water passages (*2) Cleaning
●●
4-33
Propeller Inspection
●●
4-23
Timing belt Inspection/Replacement
●
4-20
Battery(*1) Inspection/Charge
●
(every
1 month)
4-29
Carburetor setting Inspection/Adjustment
❍❍
—
Bolts/Nuts Retightening
❍❍
4-32
Engine oil Change
●●
4-18
Valve clearance Inspection/Adjustment
❍❍
—
Thermostat Inspection
❍
—
U68T13.book Page 11 Wednesday, August 8, 2001 12:37 PM