Airfilter; Chain Brake; Storage - Husqvarna 23 Compact Operator's Manual

ON.[ .
A too lean high speed setting
– Then,turnscrew clockwise i n 1/16ofaturn in-
(cloclmvise adjustment) will cause en "ne
%
crements onZyuntil the engine has power while
damage from overheating and lack of lu ri-
cutting.
cation. Never set the high speed mixture
screw so far clockwise that you have high
NQIXh If theunitwillnotoperate properly after
speed but lack ower while cutting. An ef-
{
making theseadjustments, takethesawtoaquali-
fective approac follows.
fiedservice dealer.
– Turn screw counterclockwise until engine
NOTE: Beforereinstalling theairfiltercover, b e
losespowerwhilecutting.
sureairfilteris clean(seetheAir Filtersection).
E. AIR FILTER
1.
2.
3.
4.
A dirty air filter:
— reduces cuttingpower.
— increases fuelconsumption.
Clean the air filter:
– frequently, especially underverydustycondi-
tions.
– always afterIOtanksoffuelmixture or5 hours
of operation, w hichever is less
Cleanoffcarburetor coverandtheareaaroundit
to keepdirtandsawdust fromfallingintothecar-
buretorchamber whenthe coveris removed.
Remove thecarburetor c overscrews andcarbure-
tor cover.Figure43.
Pulloutthe airfilter.
Washthefilterin soapandwater.
~ Donotuse gasoline or other flam-
mable liquid to clean the filter to avoid
creating a fire hazard.
F. CHAIN BRAKE
1.
2.
3.
4.
Keep the clutch drum and brake band clean
andfreeofsawdust, t reesap,anddirtsothebrake
willstopthe chainin the shortest possible time.
Clean entire mechanism thoroughly andap-
ply a goodqualitylubricating greaseto the latch
andlatchrollerevery10 tanksof fuelor every5
hoursofoperation, whichever i sless.Do not allow
oil or grease to get on band or drum. Figure 44.
Inspect the assembly for worn or damaged
parts afterevery20 tanksof fuelor 10 hoursof
operation, w hichever is less. Worn or damaged
partsshould bereplaced byanAuthorized Service
Dealer before thesawisoperated again.Onlygen-
uinePoulanreplacement p artsshouldbe used.
Check to see if the brake works properly af-
ter any maintenance. If chaindoesnotappear
ter
Figure 43
5. Align the choke sh~tter with the choke lever. Re-
install the air filter cover.
o N: I To avoid damage to engine, do not
operate unit without the air filter in place.
\\
Latch Roller
/
Brake Band
to stop_instantly, t ake the unit to your neares~Au-
1
thorized Service Dealer for replacement or repair.
Figure 44
G. STORAGE
When storing saw for over 30 davs. alwavs: 3. Drainoilfromoiltank.
1.
2.
", .
Drain fuel tank in a safe manner. See "Fueling
o
Your Engine–-Fuel Safety."
': 1 Wear protective gloves when han-
dling the chain. The chain is sharp and can
cut you even when it is not moving.
Start en~ne and allow to 'mn at idle speed until
the engine stops.
NOTE: Running the engine until it stops will re-
4.
move most of the fuel from the fuel system.
5.
NOTE: It is important to prevent gum deposits
from forming in essential fuel systems parts such
6.
as the carburetor, fuel filter,fuel hose, or tank dur-
ing storage. Alcohol blended fuels (called gasohol
7.
or using ethanol or methanol) can attract mois-
8.
ture which leads to separation and formation of
acids during storage. Acidic gas can damage the
fuel system of an engine while in storage.
– 20-
Remove, clean, and dry the bar and chain.
Store the chain in a container filled with oil to pre-
vent rust.
Apply a coating of oil to the entire surface of the
bar and wrap it in heavy paper, cloth, or plastic,
Clean the outside surfaces of the engine.
Store the saw in a dry place, out of the reach of
children, and away from where fuel vapors can
reach open flames from hot water heaters, fur-
naces, etc.