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PERIODIC MAINTENANCE/LUBRICATION INTERVALS
PERIODIC MAINTENANCE/LUBRICATION INTERVALS
1
2
Item
3
Engine oil
4
Fuel
Fuel hose
5
Spark plug
6
Air filter
Muffler screen
7
Fuel tank
8
strainer
Fuel cock
9
strainer
Breather hose
10
Cylinder head
Intake/Exhaust
valves
Recoil starter
Outer covers
Fittings/fasten-
ers
Output voltage
Visual inspection for potential damage
*1····· Initial replacement of the engine oil is after one month or 20 hours of operation.
*2····· Needs to be cleaned more frequently when using in unusually wet or dusty areas.
····· Since these items require special tools, data and technical skills, have a Yamaha dealer per-
form the service.
Routine
• Check oil level in engine.
• Replace.
• Check fuel level and leakage.
• Visual inspection.
• Check for cracks or damage with fin-
gers.
• Clean and replace if necessary.
• Check for cracks or damage. Clean.
• Check condition.
• Check for dirt and clogging. Clean if
necessary.
• Check for cracks.
• Remove the cock, check for clogging,
and clean if necessary.
• Check for poor connection.
• Decarbonize cylinder head.
• Check and adjust valve clearance.
• Check for fine splits and damage.
• Check outer covers for installation and
damage.
• Check that bolts are securely fastened.
Fasten them if necessary.
• Check that output indicators are on.
Pre-
operation
6 months or
check
100 Hrs
(*1)
(*2)
2-2
Every
12 months
300 Hrs
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