AE00401

PERIODIC MAINTENANCE

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MAINTENANCE CHART

Regular maintenance is most important for best performance and safe operation.

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Stop the engine before starting maintenance work.

 

 

 

Pre-Ope-

Initial

 

Every

 

 

 

 

ration

 

 

 

 

No.

Item

Remarks

1

3

6

12

check

month

months

months

months

 

 

 

 

 

 

(daily)

or 20 Hr

or 50 Hr

or 100 Hr

or 300 Hr

 

 

 

 

 

 

 

 

 

 

Check condition.

 

 

 

 

 

1.

**

Adjust gap and

 

 

0

 

 

Spark Plug

clean. Replace if

 

 

 

 

 

 

 

 

 

 

 

 

 

necessary.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

**

Check and adjust

 

 

 

 

 

2.*

when engine is

 

 

 

 

0

Valve Clearance

 

 

 

 

 

 

cold.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

**

Check breather

 

 

 

 

 

3.*

hose for cracks or

 

 

 

 

0

Crankcase

damage. Replace

 

 

 

 

 

breather system

 

 

 

 

 

 

if necessary.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check for leakage.

 

 

 

 

 

 

 

Retighten or

0

 

 

 

 

 

 

*replace gasket

 

 

 

 

 

 

 

 

 

 

 

 

**

if necessary.

 

 

 

 

 

4.

 

 

 

 

 

 

Exhaust System

Check muffler

 

 

 

 

 

 

 

 

 

 

 

 

 

 

screen and spark

 

 

 

 

 

 

 

arrester. Clean/

 

 

 

 

0

 

 

replace if

 

 

 

 

 

 

 

necessary.

 

 

 

 

 

 

 

 

 

 

 

 

 

5.

Engine Oil

Check oil level

0

 

 

 

 

 

 

 

 

 

 

Replace

 

0

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

**

Clean.

 

 

 

 

 

6.

Replace if

 

 

0

 

 

Air Filter

 

 

 

 

 

 

necessary.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Clean fuel tank

 

 

 

 

 

7.

Fuel Filter

filter. Replace if

 

 

 

0

 

 

 

necessary.

 

 

 

 

 

 

 

 

 

 

 

 

 

*: It is recommended that these items be serviced by a Yamaha dealer.

**: Related to emission control system.

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