Engine Oil; Troubleshooting - Husqvarna 917.375810 Owner's Manual

gumdepositsduringstorage. Add stabilizer
to gasolinein fuel tank or storagecontainer.
Alwaysfollowthe mixratiofoundon stabilizer
container. Run engine at least 10 minutes
afteraddingstabilizerto allowthe stabilizerto
reachthe carburetor. Do not empty the gas
tank and carburetor if using fuel stabilizer.
ENGINEOIL
Drain oil (with enginewarm) and replace
with clean engine oil. (See "ENGINE"in
the Maintenancesectionof this manual).
CYLINDER
1. Removespark plug.
2. Pourone ounce (29 ml) of oil through
spark plug hole into cylinder.
3. Pull starter handleslowly a few times to
distributeoil.
4. Replacewith new spark plug.
OTHER
• Do not store gasoline from one season
to another.
• Replaceyour gasolinecan if your can
starts to rust. Rustand/or dirt in your
gasolinewill cause problems.
• If possible,store your unit indoors and
coverit to protect it from dust and dirt.
• Coveryour unit with a suitableprotec-
tive cover that does not retainmoisture.
Do not use plastic. Plasticcannot
breathe,which allows condensationto
form and will causeyour unit to rust.
IMPORTANT: Nevercover mowerwhile
engine and exhaust areas are still warm.
ACAUTION: Never store the lawn mower
with gasoline in the tank inside a building
where fumes may reach an open flame
or spark. Allow the engine to cool before
storing in any enclosure.
TROUBLESHOOTING - See appropriate section in manual unless directed
to a Husqvarna or other qualified service center.
PROBLEM CAUSE CORRECTION
Does not start
1. Dirty air filter.
2. Out of fuel.
3. Stale fuel.
4. Water in fuel.
5. Spark plug wire is
disconnected.
6. Bad spark plug.
7. Loose blade or broken
blade adapter.
8. Control bar in released
position.
9. Control bar defective.
10. Fuel valve lever (if so
equipped) in OFF position.
11. Weak battery (if equipped).
12. Disconnected battery
connector (if equipped).
,
2.
3.
4.
5.
6.
7.
Clean/replace air filter.
Fill fuel tank.
Empty fuel tank and refill tank
with fresh, clean gasoline.
Empty fuel tank and refill tank
with fresh, clean gasoline.
Connect wire to plug.
Replace spark plug.
Tighten blade bolt or
replace blade adapter.
8. Depress control bar to
handle.
9. Replace control bar.
10. Turn fuel valve lever
to the ON position.
11. Charge battery.
12. Connect battery to engine.
17