40
every every every
25 50 100
system/compornent procedure before hours hours hours note
use after after after
fuel leaks, fuel spillage wipe out ✔
fuel tank, air filter, fuel filter inspect/clean ✔✔ replace, if necessary
see ■ADJUSTING replace carburetor
idle adjusting screw ✔
IDLING SPEED (p.32) if necessary
clean and readjust GAP: .025in(0.6~0.7mm)
spark plug ✔
plug gap replace, if necessary
cylinder fins, intake air cooling vent clean ✔
muffler, spark arrester, cylinder exhaust port
clean ✔
throttle lever, ignition switch check operation ✔
replace if
sweeper unit ✔
something's wrong
gear case grease ✔
screws/nuts/bolts tighten/replace ✔✔not adjusting screws
ENGINESHAFT
■ MAINTENANCE CHART
Maintenance, replacement, or repair of the emission control
device and systems may be performed by any non-road engine
repair establishment or individual.
9. Maintenance
English