Husqvarna SM 610 2006 Workshop Manual page 169

B leed in g th e re ar b reakin g s ys tem
T he braking s ystem m ust be bled w h en, due to air in the circuit, the pedal
stroke is long and spong y.
T o bleed the s ystem :
- R em ove the res ervoir cover rubb er boot an d top u p w ith (D O T 4 ) brake fluid.
- A ttach a clear p lastic hose to the bleed valve (1) o n the caliper and turn the
other end of the hose into a conta iner.
- D epress the pe dal (2) and kee p it full dow n.
- Loosen the ble ed union letting o ut fluid (at first, o nly air w ill com e out), then,
closing the union slightly.
- R elease the pe dal and w ait for a fe w seconds before rep eating the operation
until only fluid co m e out of the tu b e.
- C lose the bleed union to the pre scribed torque a nd check the fluid level (A )
inside the reservoir before replacing the cap. If the bleeding operation has be
done correctly, th e pedal w ill have no m ush y feel. If not, repeat the
operation.
D u rin g th e b lee d o p eratio n th e flu id le vel in sid e th e res ervo ir m u s t
n e ver b e lo w er th an th e m in im u m le vel.
S h o u ld th e m o to rc ycle, d u e to a fall d u rin g a c o m p etitio n o r s h o p
rep airs, sh o w so m e elasticity o f th e b rake le ve r stro ke, w ith a su b se -
q u en t b ra kin g e fficie n c y d ecrea se, yo u ll to rep eat th e circu it b leed in g
as ab o ve d es crib ed .
B leed in g valve tig h te n in g to rq u e: 12÷16 N m / 1 ,2÷1,6 K g m / 8.7 ÷11.6 ftlb
7
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