4-25
GB
EMU19351
MAINTENANCE CHART
Frequency of maintenance operations may be adjusted according to the operating condi-
tions, 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 (
❍
) 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.
@
Item Actions
Initial Every
10 hours
(1 month)
50 hours
(3 months)
100 hours
(6 months)
200 hours
(1 year)
Spark plug(s)
Cleaning / adjustment /
replacement
●●
Greasing points Greasing
●
Gear oil Change
●●
Fuel system Inspection
●●●
Fuel filter (disposable) Inspection / replacement
●
/
❍●
/
❍●
/
❍
Fuel tank (Yamaha portable
tank)
Cleaning
●
Idling speed (carburetor
models)
Inspection / adjustment
●
/
❍●
/
❍
Anode(s) Inspection / replacement
●
/
❍●
/
❍❍
Cooling water passages Cleaning
●●
Propeller and cotter pin Inspection / replacement
●●
Timing belt Inspection / replacement
❍❍
Battery Inspection / charging
●
/
❍
Throttle link / throttle cable /
throttle pick-up timing
Inspection / adjustment
❍
Shift link / shift cable Inspection / adjustment
❍
Thermostat Inspection
❍
Power trim and tilt unit Inspection
❍
Water pump Inspection
❍
Engine oil Inspection / change
●●
Oil filter (built into oil pan)
Inspection / cleaning /
change
❍
Valve clearance (OHC,
OHV)
Inspection / adjustment
❍❍
Cowling clamp Inspection
●
Item Actions
Every
500 hours
(2.5 years)
1000 hours
(5 years)
Timing belt Replacement
❍
U68T73A0.book Page 25 Sunday, March 30, 2003 6:34 PM