Homelite UT10540 Manuel D'utilisation page 27

The chain is correctly tensioned when there is no
sag on the underside of the guide bar, the chain is
snug, but it can be turned by hand without binding.
Ensure that the chain brake is not set.
NOTE: If chain is too tight, it will not rotate. Loosen
the clutch cover lock knob by pressing in and
slightly rotating counterclockwise, then rotate the
chain tensioning dial counterclockwise. Lift the
tip of the guide bar up and retighten the clutch
cover lock knob securely. Ensure that the chain
will rotate without binding.
adjuSting pin
Chain tenSioning
SproCket
MAINTENANCE
pin hole
ClutCh
Cover
Fig. 39
Chain
tenSioning dial
tighten
Chain
Page 27 — English
rotate ClutCh Cover loCk
knoB CloCkwiSe to SeCure
ClutCh Cover
loCk knoB
looSen
Chain
Fig. 40
Fig. 41
Fig. 42