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PR-Series Operator’s Manual-E/F 27
Service Chart
Each Use First Month Every 3 Months Every 6 Months Every Year
or 20 hours or 50 hours or 100 hours or 300 hours
Clean Air Filter ..................................................................................... X (1)
Change Air Filter .................................................................................................................................................X
Change Engine Oil .....................................................X .........................................................X
Clean and Gap Spark Plug ....................................................................................................X
Change Spark Plug .............................................................................................................................................X
Clean Sediment Cup ..............................................................................................................X
Adjust Valve Clearance ....................................................................................................................................X (2)
Clean Fuel tank and lter .................................................................................................... X (2)
Check Fuel Tube ..............................................................................................................................................X (2)
Clean Detergent Strainer ...........................................X
Clean Inlet Water Screen ...........................................X
Note: Perform oil change after rst 20 hours of use and
then at recommended intervals. Change engine oil
every 25 hours when used under heavy load or in a
high ambient temperatures.
(1) Service more frequently when used in dusty
areas.
(2) Should be serviced by authorized dealer unless
owner has proper tools and is mechanically
procient.