Yamaha MA190, Service Manual

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10
III. MAINTENANCE
3-1 Maintenance schedule
Good maintenance is essential for safe, economical, and trouble-free operation. It will also help
reduce air pollution.
WARNING
Exhaust gas contains poisonous carbon monoxide. Shut off the engine before performing
any maintenance. If the engine must be run, make sure the area is well ventilated.
Periodic maintenance and adjustment is necessary to keep the generator in good operating condi-
tion. Perform the service and inspection at the intervals shown in the Maintenance schedule below:
Maintenance schedule
Frequency
Item
Each time
First
month or
20 hrs
Each
season or
50 hrs
Every 6
month or
100 hrs
Each year
or 300 hrs
Engine oil
Oil level
check
√
Replace
√ √
Air cleaner
Check
√
Clean,
replace
√
Spark plug
Check, clean
√
Adjust
√
Replace
Fuel strainer Clean
√
Valve
clearance
Check, adjust
√
*
Cylinder
head
Clean
√
*
Fuel tank Replace Every 3 years
Cylinder
head/piston
Clean carbon
deposit
Each 150 hours*
“*” This items should be serviced by company authorized dealer, unless you have the proper tools
and mechanically proficient.
TIP
Service more frequently when used in dusty areas.
3-1 Maintenance schedule