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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
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.40) 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 EX2-BC, EX-LRT,
cutting parts ✔
something's wrong EX-HE
debris guard make sure to attach ✔ EX2-BC, EX-HE
gear case grease ✔
screws/nuts/bolts tighten/replace ✔✔not adjusting screws
oiling port clean ✔ EX-PS only
guide bar clean ✔ EX-PS only
sprocket inspect/replace ✔ EX-PS only
saw chain inspect/sharp ✔ EX-PS only
replace if
sweeper unit ✔ EX-RMS only
something's wrong
ENGINE
SHAFT
CUTTING UNIT
■ MAINTENANCE CHART