MA1
MA2
MA3
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.22)
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 ✔
gear case grease ✔
screws/nuts/bolts tighten/replace ✔✔not adjusting screws
oiling port clean ✔
guide bar clean ✔
sprocket inspect/replace ✔
saw chain inspect/sharp ✔
ENGINESHAFT
CUTTING UNIT
■ MAINTENANCE CHART
■ OILING PORT
Dismount the guide bar and check the oiling port
for clogging. (MA1)
(1) Oiling port
■ GUIDE BAR
Remove sawdust in the bar groove and the oiling
port. (MA2)
(1) Groove
(2) Oiling port
(Type: Sprocket nose)
Grease the nose sprocket from the feeding port on
the tip of the bar. (MA3)
(1) Grease port
(2) Sprocket
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