E
4-10
EMU19401
MAINTENANCE CHART
Frequency of maintenance operations may be adjusted according to the operating con-
ditions, but the following table gives general guidelines. Refer to the sections in this
chapter for explanations of each owner-specific action.
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.
NOTE:
When operating in salt water, turbid or muddy water, the engine should be flushed
with clean water after each use.
10 hours
50 hours
100 hours
200 hours
(1 month)
(3 months)
(6 months)
(1 year)
Spark plug(s)
Cleaning / adjustment /
replacement
●
●
Greasing points
Greasing
●
Gear oil
Change
●
●
Fuel system
Inspection
●
●
●
Fuel filter (can be
disassembled)
Inspection / cleaning
●
●
●
Fuel tank (Yamaha
portable tank)
Cleaning
●
Idling speed (EFI models) Inspection / adjustment
1
Anode(s)
Inspection / replacement
●
/
1
●
/
1
1
Cooling water passages
Cleaning
●
●
Propeller and cotter pin
Inspection / replacement
●
●
Timing belt
Inspection / replacement
1
1
Battery
Inspection / charging
●
/
1
Throttle link / throttle cable
/ throttle pick-up timing
Inspection / adjustment
1
Shift link / shift cable
Inspection / adjustment
1
Thermostat
Inspection
1
PCV (Pressure Control
Valve)
Inspection
1
Power trim and tilt unit
Inspection
1
Water pump
Inspection
1
Engine oil
Inspection / change
●
●
Oil filter (cartridge)
Change
1
Cowling clamp
Inspection
●
Item
Actions
Initial
Every
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