Husqvarna 968999245/ CZ3815 Lawn Mower User Manual


 
TROUBLESHOOTING POINTS
PROBLEM CAUSE CORRECTION
Will not start
Hard to start
Engine will not
turn over
Engine clicks bat
will not start
Loss of power
Excessive vibration
1. Out of fuel.
2. Engine not"CHOKED" properly.
3. Engine flooded.
4. Bad spark plug.
5. Dirty air filter.
6. Dirty fuel filter.
7. Water in fuel.
8. Loose or damaged wiring.
9. Carburetor out of adjustment.
10. Engine valves out of adjustment.
11. Extreme cold conditions.
1. Dirty air filter.
2. Bad spark plug.
3. Weak or dead battery.
4. Dirty fuel filter.
5. Stale or dirty fuel.
6. Loose or damaged wiring.
7. Carburetor out of adjustment.
8. Engine valves out of adjustment.
1. Brake pedal not depressed.
2. Attachment clutch is engaged.
3. Weak or dead battery.
4. Blown fuse.
5. Corroded battery terminals.
6. Loose or damaged wiring.
7. Faulty ignition switch.
8. Faulty solenoid or starter.
9. Faulty operator presence switch(es).
1. Weak or dead battery.
2. Corroded battery terminals.
3. Loose or damaged wiring.
4. Faulty solenoid or starter.
1. Cutting too much grass/too fast.
2. Throttle in "CHOKE" position.
3. Buildup of grass, leaves and trash under deck.
4. Dirty air filter.
5. Low oil level/dirty oil.
6. Faulty spark plug.
7. Dirty fuel filter.
8. Stale or dirty fuel.
9. Water in fuel.
10. Spark plug wire loose.
11. Dirty engine air screen/fins.
12. Dirty/clogged muffler.
13. Loose or damaged wiring.
14. Carburetor out of adjustment.
15. Engine valves out of adjustment.
1. Worn, bent or loose blade.
2. Bent blade mandrel.
3. Loose/damaged part(s).
1. Fill fuel tank.
2. See "TO START ENGINE" in Operation section.
3. Wait several minutes before attempting to start.
4. Replace spark plug.
5. Clean/replace air filter.
6. Replace fuel filter.
7. Drain fuel tank and carburetor, refill tank with fresh
gasoline and replace fuel filter.
8. Check all wiring.
9. See Engine Manual.
10. Contact an authodzed service center/department.
11. See "To start engine" in operation section.
1. Clean/replace air filter.
2. Replace spark plug.
3. Recharge or replace battery.
4. Replace fuel filter.
5. Drain fuel tank and refill with fresh gasoline.
6. Check all wiring.
7. See Engine Manual.
8. Contact an authodzed service center/department.
1. Depress brake pedal.
2. Disengage attachment clutch.
3. Recharge or replace battery.
4. Replace fuse.
5. Clean battery terminals.
6. Check all wiring.
7. Checkheplace ignition switch.
8. CheckJreplaca solenoid or starter.
9. Contact an authodzed service center/department.
1. Recharge or replace battery.
2. Clean battery terminals.
3. Check all wiring.
4. CheckJreplaca solenoid or starter.
1. Set in "Higher Cut" position/reduca speed.
2. Adjust throttle control.
3. Clean underside of mower housing.
4. Clean/replace air filter.
5. Check oil levellchange oil.
6. Clean and re-gap or change spark plug.
7. Replace fuel filter.
8. Drain fuel tank and refill with fresh gasoline.
9. Drain fuel tank and carburetor, refill tank with
fresh gasoline and replace fuel filter.
10. Connect and tighten spark plug wire.
11. Clean engine air screen/fins.
12. Clean/replaca muffler.
13. Check all wiring.
14. See Engine Manual.
15. Contact an authodzed service center/department.
1. Replace blade. Tighten blade bolt.
2. Replace blade mandrel.
3. Tighten loose part(s). Replace damaged parts.
31