E
4-9
EMU19470
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)
Cleaning / adjustment /
replacement
Greasing points Greasing
●
Fuel system Inspection
●●●
Fuel filter (can be
disassembled)
Fuel tank (Yamaha
portable tank)
Idling speed (carburetor
models)
Inspection / adjustment ●/1 ●/1
Anode(s) (external) Inspection / replacement
●/1 ●/1
Anode(s) (internal) Inspection / replacement 1
Cooling water passages Cleaning
●●
Propeller and cotter pin Inspection / replacement
●●
Battery Inspection / charging
●/1
Throttle link / throttle cable
/ throttle pick-up timing
Shift link / shift cable Inspection / adjustment
1
Oil tank water drain Inspection / cleaning ●/1 ●/1 ●/1
Oil pump Inspection / adjustment
1
PCV (Pressure Control
Valve)
Power trim and tilt unit Inspection
1
Cowling clamp Inspection
●
6H3-9-1N 4 2/21/03 10:26 Page 10
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