Fuel And Chain Oil - AL-KO BKS 4040 Betriebsanleitung

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FUEL AND CHAIN OIL

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1 While holding up the tip of the bar, adjust the chain tension by turning
the tensioner screw until the tie straps just touch the bottom side of
the bar rail.
Fig. a) for side tension construction;
Fig. b) for front tension construction.
2 Tighten the nuts securely with the bar tip held up (12 ~ 15 Nm). Then
check the chain for smooth rotation and proper tension while moving
it by hand. If necessary, readjust with the chain cover loose.
3 Tighten the tensioner screw.
(1) Loosen
(2) Tighten
(3) Chain tension adjusting screw
CAUTION!
It is very important to maintain the proper chain tension. Rapid
wear of the guide bar or the chain coming off easily can be cau-
sed by improper tension. Especially when using a new chain,
take good care of it since it should expand when first used.
The Spiked bumper belongs to the chain saw. It must be screwed
up on chain saw before the initial use. Please fix the spiked bum-
per with two screws on the forefront of the chain saw.
FUEL
The engines are lubricated by oil specially formulated for air-cooled 2-
cycle gasoline engine use. If oil is not available, use an antioxidant ad-
ded quality oil expressly labeled for air-cooled 2-cycle engine use.
RECOMMENDED MIXING RATIO GASOLINE 40 : OIL 1
(JASO FC or ISO EGC grade formulated for air-cooled, two-stroke engi-
nes). These engines are certified to operate on unleaded gasoline.
Fuel and chain oil
BKS 3835 / BKS 4040