Makita UC4030A Owners Manual - Page 9

Tightening the saw chain - tighten chain

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Using your left hand, lightly press the guide bar against the holder on the housing and guide the saw chain (9) around the nose sprocket (10) on the guide bar. While doing this, pull the saw chain slightly in the direction shown by the arrow. 9 10 Line up the hole in the sprocket guard with the threaded pin (11). Turn the chain tensioning screw (H/14) to align the chain tensioning pin (12) with the hole in the guide bar. 12 First press the sprocket guard (3) into the mounting (13) and then push it onto the threaded pin (F/11). E 11 3 F Tightening the saw chain Firmly push in and simultaneously turn the sprocket guard quick tightener (2, clockwise) in order to screw on the sprocket guard (3), but do not tighten it yet. Lift the tip of the guide bar slightly and turn the chain tensioner (14) clockwise until the saw chain engages in the guide groove on the lower side of the guide bar (see the circle). Push in the sprocket guard quick tightener (2) again and tighten by turning clockwise. Release the sprocket guard quick tightener (2) (remove pressure) until it turns freely, then fold it in as shown in the illustration. 13 14 3 G 2 2 H 

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9
13
3
F
Line up the hole in the sprocket guard with the threaded pin
(
11
).
Turn the chain tensioning screw (
H
/
14
) to align the chain ten-
sioning pin (
12
) with the hole in the guide bar.
Using your left hand, lightly press the guide bar against the
holder on the housing and guide the saw chain (
9
) around the
nose sprocket (
10
) on the guide bar. While doing this, pull the
saw chain slightly in the direction shown by the arrow.
E
H
Tightening the saw chain
Firmly push in and simultaneously turn the sprocket guard
quick tightener (
2
, clockwise) in order to screw on the sprocket
guard (
3
), but do not tighten it yet.
Lift the tip of the guide bar slightly and turn the chain tensioner
(
14
) clockwise until the saw chain engages in the guide groove
on the lower side of the guide bar (see the circle).
Push in the sprocket guard quick tightener (
2
) again and tight-
en by turning clockwise.
Release the sprocket guard quick tightener (
2
) (remove pres-
sure) until it turns freely, then fold it in as shown in the illustra-
tion.
9
10
14
2
2
11
3
12
G
First press the sprocket guard (
3
) into the mounting (
13
) and
then push it onto the threaded pin (
F/11
).