Yamaha 9.9A Outboard Motor User Manual


 
4-8
E
MAINTENANCE CHART
Frequency of maintenance operations may be adjusted according to the operating con-
ditions, but the following table gives general guidelines.
The mark (
) indicates the check-ups which you may carry out yourself.
The mark (1) indicates work to be carried out by your Yamaha dealer.
Interval Initial Every
Refer
10 hours
50 hours 100 hours 200 hours
Item (3 months) (6 months) (1 year)
Page
Spark plug
Cleaning/Adjustment/
7 7 7 4-9
Replacement
Greasing points Greasing 7 4-15
Gear oil Change 7 7 4-18
Fuel system Inspection 7 4-11
Fuel filter Cleaning/Inspection 7 7 7 4-12
Fuel tank *1 Cleaning 7 4-19
Idling speed Adjustment 7 4-13
Anode
Inspection/Replacement
2 2 4-20
Outboard motor
Inspection 7 7 4-21
exterior
Cooling water passages
Cleaning 7 7 4-5
Propeller and cotter pin Inspection/Replacement
7 7
4-16
4-17
Carburetor setting
Inspection/Adjustment
2 2
Ignition timing
Inspection/Adjustment
2 2
Bolts and nuts Retightening 2 2 4-21
*1. If a portable fuel tank is equipped.
NOTE:
Cooling water passages;
When operating in salt water, turbid or muddy water, the engine should be flushed
with clean water after each use.
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