10
Periodic Maintenance/Tune-Up Chart
C = Clean
IA = Inspect and adjust (if necessary)
I = Inspect
IC = Inspect and clean (replace if necessary)
R = Replace
IL = Inspect and lubricate (replace if necessary)
T = Tighten
* = Service more frequently if used in adverse conditions
Daily
1st 10
Hours
(2 weeks)
Every 20
Hours
(1 month)
Every 50
Hours
(3 months)
Every 100
Hours
(6 months)
Every 300
Hours
(12 months)
Valve Clearance
IA
Engine
Compression
I
Spark Plug
I
Fuel Supply Hose
I-R
Replace every
3 years
Gas Tank
Shut-Off Valve
I
IC*
Carburetor Float
Chamber
I
C*
Engine Oil
I
R*
R*
Nuts/Screws/
Cap Screws
I
T
Rear Suspension
IL
Recoil Starter
I
I-IC-IL-*
Air Filter
I*
C*
Carburetor
IC
Pilot Air Screw
IA
In-Line Fuel Filter
I
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