Tensioning The Saw Chain (Quick Chain Tensioner); Checking Chain Tension - Stihl MS 291 C-Q Manual De Instrucciones

11
N Fit chain sprocket cover, ensuring
that the mounting stud (11)
protrudes into the center of the wing
nut
12
13
When fitting the chain sprocket cover,
the teeth of the adjusting wheel and the
tensioning gear must mesh; if
necessary,
N turn the adjusting wheel (12) a little
until the chain sprocket cover can
be slid completely against the
engine housing
N Swing grip (13) into position until it
engages
N Fit wing nut and tighten lightly
N Go to chapter "Tensioning the saw
chain"
MS 291 C-Q
Tensioning the Saw Chain
(quick chain tensioner)
1
2
Retensioning during cutting work:
N Shut off the engine.
N Pull out the hinged clip and loosen
the wingnut.
N Turn the adjusting wheel (1)
clockwise as far as stop.
N Tighten down the wingnut (2) firmly
by hand.
N
Fold down the hinged clip.
N Go to "Tensioning the Saw Chain"
A new chain has to be retensioned more
often than one that has been in use for
some time.
N Check chain tension frequently –
see chapter on "Operating
Instructions".

Checking Chain Tension

N Shut off the engine.
N Wear work gloves to protect your
hands.
N Press down the trigger lockout to
disengage the Quickstop Plus chain
brake.
N The chain must fit snugly against
the underside of the bar and it must
still be possible to pull the chain
along the bar by hand when the
chain brake is released.
N If necessary, retension the chain.
A new chain has to be retensioned more
often than one that has been in use for
some time.
N Check chain tension frequently –
see chapter on "Operating
Instructions".
English
27