EMU28521
Maintenance chart
Frequency of maintenance operations may be adjusted according to the operating conditions,
but the following table gives general guidelines. Refer to the sections in this chapter for expla-
nations of each owner-specific action.
The "
" symbol indicates the check-ups which you may carry out yourself.
The "
" symbol indicates work to be carried out by your Yamaha dealer.
Item
Anode(s) (external)
Anode(s) (internal)
Cooling water
passages
Cowling clamp
Fuel filter (can be
disassembled)
Fuel system
Fuel tank (Yamaha
portable tank)
Gear oil
Greasing points
Idling speed
(carburetor models)
Propeller and cotter pin
Shift link / shift cable
Throttle link / throttle
cable / throttle pick-up
timing
Water pump
Spark plug(s)
NOTE:
When operating in salt water, turbid or muddy water, the engine should be flushed with clean
water after each use.
Actions
Inspection /
replacement
Inspection /
replacement
Cleaning
Inspection
Inspection / cleaning
Inspection
Inspection / cleaning
Change
Greasing
Inspection / adjustment
Inspection /
replacement
Inspection / adjustment
Inspection / adjustment
Inspection
Cleaning / adjustment /
replacement
Initial
10 hours
50 hours
(1 month)
(3 months)
Maintenance
Every
100 hours
200 hours
(6 months)
(1 year)
30