Adjusting Saw Chain Tension - Makita BUC250C Instruction Manual

Cordless chain saw
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010932
9.
Place the sprocket cover on the chain saw so that
the adjusting pin is positioned in a small hole in the
guide bar.
1
010933
10. Press in the lever and with the lever depressed
turn it fully clockwise to tighten the nut. Then make
it about a quarter turn counterclockwise to loosen
the nut lightly.
3
2
010934

Adjusting saw chain tension

010991
The saw chain may become loose after many hours of
use. From time to time check the saw chain tension
before use.
Move the lever in the upright position.
1. Adjusting pin
1
1. Small hole
1. Press in
2. Tighten
1
3. Loosen
1. Lever
1
010935
Press in the lever. With the lever depressed, make a
quarter turn on it counterclockwise to loosen the nut
lightly. (Pressing in the lever leads to the fitting of lever
into the nut.)
1
1
2
2
3
010936
Turn the adjusting dial to adjust saw chain tension. Grasp
the saw chain in the middle of the guide bar and lift up.
The gap between the guide bar and the tie strap of the
saw chain should be approx. 2 - 4 mm. If the gap is not
approx. 2 - 4 mm, slightly turn the adjusting dial which
secures the guide bar. At this time, adjust with the tip of
guide bar slightly pointing up.
010937
With the lever depressed, turn it fully clockwise to tighten
the nut firmly.
010938
Return the lever to its original position.
9
1. Press in
1
2. Loosen
2
2 - 4 mm
1. Low
2. High
3. Adjusting dial
4. Guide bar
5
5. Saw chain
4
1. Press in
2. Tighten
1
2

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This manual is also suitable for:

Buc250

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