EMU19480
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 (G) indicates the check-ups which you may carry out yourself.
The mark (1) indicates work to be carried out by your Yamaha dealer.
Item
Spark plug(s)
Greasing points
Gear oil
Fuel system
Fuel filter (can be
disassembled)
Fuel tank (Yamaha
portable tank)
Idling speed (carburetor
models)
Anode(s) (external)
Anode(s) (internal)
Cooling water passages
Propeller and cotter pin
Battery
Throttle link / throttle cable
/ throttle pick-up timing
Shift link / shift cable
Throttle position sensor
Oil tank water drain
Oil pump
Thermostat
PCV (Pressure Control
Valve)
Power trim and tilt unit
Water pump
Cowling clamp
NOTE:
When operating in salt water, turbid or muddy water, the engine should be flushed
with clean water after each use.
Actions
Cleaning / adjustment /
replacement
Greasing
Change
Inspection
Inspection / cleaning
Inspection / cleaning
Inspection / adjustment
Inspection / replacement
Inspection / replacement
Cleaning
Inspection / replacement
Inspection / charging
Inspection / adjustment
Inspection / adjustment
Inspection / adjustment
Inspection / cleaning
Inspection / adjustment
Inspection
Inspection
Inspection
Inspection
Inspection
Initial
10 hours
50 hours
(1 month)
(3 months)
G
G
G
G
G
G
G
G/1
G/1
G
G
G/1
G/1
G/1
1
4-9
GB
GB
Every
100 hours
200 hours
(6 months)
(1 year)
G
G
G
G
G
G
G/1
G/1
1
G
G
1
1
1
G/1
1
1
1
1
G
