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Component/System
Maintenance
Procedure
Before
Use
Every
Refuel
Daily or
Every 4
Hours
3
Months
or 100
Hours
6 Months
or 300
Hours
Yearly
or 600
Hours
Air Filter Clean / Replace
IIR*
Fuel Strainer Clean/Replace
I
Fuel Line Inspect
I
Carburetor Inspect/Rebuild/
Replace
IR (1)
Choke System Inspect/Clean/
Replace
I
Cooling System Inspect/Clean
II
Muffler Spark
Arrestor
Inspect/Clean
I
Drive Shaft Grease
I**
Gear Housing Grease
I**
Recoil Starter Rope Inspect/Clean
I
Fuel Leaks Inspect/Replace
I
Spark Plug Clean / Replace
IR
Ignition System Clean/Replace No Maintenace required for coil and flywheel
Screws/Nuts/Bolts Inspect/Tighten/
Replace
I
I = Inspect / R = Replace
IMPORTANT
Time intervals shown are maximum. Actual use and your experience will determine the frequency of required
maintenance .
(1) Replacement will be required for commercial use after 600 hours. For Consumer use, cleaning every 6
months is required. Cleaning includes Rebuild Kits.
*All recommendations to replace are based on the finding of damage or wear during inspection.
** Commercial - grease weekly or ever 25 hours of use. Consumer - grease every 25 hours of use.
MAINTENANCE INTERVALS