4-10
GB
EMU00357*
MAINTENANCE CHART
Frequency of maintenance operations may be adjusted according to the operating conditions,
but the following table gives general guidelines.
The mark (7) indicates the check-ups which you may carry out yourself.
The mark (2) indicates work to be carried out by your Yamaha dealer.
Interval
Item
Initial Every
Refer
page
10 hours
50 hours 100 hours 200 hours
(3 months) (6 months) (1 year)
Carburetor setting Inspection/Adjustment
22
—
Ignition timing Inspection/Adjustment
22
—
Fuel filter Cleaning/Replacement
777
4-15
Fuel system Inspection*1
7
4-14
Fuel tank Cleaning
7
4-22
Cooling water passages Cleaning
772
4-6
Idling speed Inspection/Adjustment
7
4-17
Spark plug
Cleaning/Adjustment/
777 4-12
Replacement
Wiring & Connectors Inspection/Reconnect
777
4-18
Exhaust leakage Inspection*1
777
4-18
Water leakage Inspection*1
777
4-18
Grease points Greasing
7
4-11
Gear oil Change
77
4-21
Bolts & Nuts Retightening
22
4-27
Anode Inspection
722
4-23
Propeller Inspection
77
4-19
Motor exterior Inspection
77
4-27
7
Battery Inspection (every 4-24
month)
NOTE:
Cooling water passages:
When operating in salt water, turbid or muddy water, the engine should be flushed with clean
water after each use.
*1. Consult your Yamaha dealer if any leakage is found.
69R-9-71 (GB,F,ES) 4A 3/23/02 2:34 PM Page 24
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