Table 2
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.... _ , ._ Use fuel with correct mixing ratio. Never
r-- _mpru_=, +Me., useu ........... use .....
t gaso,ne ot poor qual=ty.
-- Engine r Spark plug defectiveIburnt) ... Replace•
overheated _ As cooling fins clogged, air Clean fins
does not pass well ....
L_ Excessive deposits in
combustion chamber ......... Disassemble and remove carbon.
-- Firing function
defective _ Plug damaged or fouled ...... Replace or clean,
L._ CombuStion poor due to
defective wiring ...... Check wiring
--Carburetor
defective
-- High-speed needle
setting incorrect ........... Readjust.
-- Carburetor overflow .......... Refer to Table I.
L_. Air cleaner clogged .......... Clean as necessary.
-- Other
troubles --
-- Compression insufficient ..... Disassemble. check and replace
{_ston ring stuck or worn if necessary•
out)
-- Cylinder ahromium plating
peeled or worn out ..... Replace cylinder.
-- Exhaust port clogged with
carbon .... Clean as neCessary.
-- Throttle is not fully open ..... Readjust
==
c
_k
o
r Chain tension incorrect ...... Adjust+
cCh_e:nO_-'--" ' Chain wrongly set ........... Set correctly.
• L-- Depth ncorrect .............. Readjust,
• I--- Chain saw pressed against
Chain stops | tree 1oo firmly ..... Press lightly.
iClutch siips)___ Clutch shoe worn out ........ Replace,
F No oil in tank ............... Refill.
lubricet_
--+Oil contaminated with dust.. +Rinse tank and fill with new oil.
t--Oi ViaCOS_ nappropriate ...U(rSesu°ilwitpoc°rv_:;nteViSC°Sity
STORAGE AFTER USE
• Inspect ar_l adjust every part of the chain saw
- Completely clean every part. and repair, if necessary.
- Apply thin coating of oil+on metal _arts to prevent rust.
- Remove chain and guide bar, apply them sufficient oil coating and wrap them up in plastic sheet.
• Drain fuel tank, pull starter slowly a few times to drain from carburetor•
• Pour a little amount of clean motor oil into spark plug hole, pull starter and and crank the engine until the TOP
DEAD CENTER
• Store in a dry area, from dust.
- 20--