Yamaha 2B Owner's Manual page 129

MAINTENANCE
Frequency of maintenance operations may be adjusted according to the operating con-
ditions, but the following table gives general guidelines.
7
The mark ( ) indicates the check-ups which you may carry out yourself.
2
The mark ( ) indicates work to be carried out by your Yamaha dealer.
Item
Spark plug
Greasing points
Gear oil
Fuel system
Fuel filter
Fuel tank*1
Idling speed
Anode
Outboard motor exterior
Cooling water passages
Propeller and cotter pin
Shear pin*2
Carburetor setting
Bolts and nuts
*1. If a portable fuel tank is used.
*2. For 2-hp
NOTE:
Cooling water passages;
When operating in salt water, turbid or muddy water, the engine should be flushed with clean
water after each use.
Interval
Cleaning/Adjustment/Replacement
Greasing
Change
Inspection
Inspection/Replacement
Cleaning
Inspection/Adjustment
Inspection/Replacement
Inspection
Flushing
Inspection/Replacement
Inspection/Replacement
Inspection/Adjustment
Retightening
4-9
Initial
50 hours 100 hours
10 hours
(3 months) (6 months)
G G
G
G
1
G
G
G
G
1
1
GB
Every
Refer
200 hours
Page
(1 year)
G
4-10
G
4-17
G
4-23
G
4-12
1 1
4-13
1 1
4-24
G
4-14
1
4-25
G
4-26
G
4-7
G
4-20
G
4-20
1
—
1
4-25