Troubleshooting - Husqvarna ST 224 Instruction Manual

PROBLEM CAUSE
Does not start 1. Fuel shut-off valve (if so equipped) in
"OFF" position.
2. Safety ignition key is not inserted.
3. Out of fuel.
4. Throttle in "STOP" position (or ON/
OFF switch in "OFF" position).
5. Choke in "OFF" position.
6. Primer not depressed.
7. Engine is flooded.
8. Spark plug wire is disconnected.
9. Bad spark plug.
10. Stale
11. Water in fuel.
Loss of power 1. Spark plug wire loose.
2. Throwing too much snow.
3. Fuel tank cap is covered with ice or
snow.
4. Dirty or clogged muffl er.
Engine idles or 1. Choke is in FULL position.
runs roughly
2. Blockage in fuel line.
3. Stale fuel.
4. Water in fuel.
5. Carburetor is in need of replacing.
Excessive 1. Loose parts or damaged augers or
vibration impeller.
Recoil starter is 1. Frozen recoil starter.
hard to pull
Loss of traction 1. Worn belt.
drive / slowing of
2. Drive belt is off of pulley.
drive speed
3. Drive belt is worn.
Loss of snow dis- 1. Auger belt is off of pulley.
charge or slowing
2. Auger belt is worn.
of snow discharge
3. Clogged discharge chute.
4. Augers / impeller jammed.
Lights not On 1. Motor not running.
2. Loose wire connection.
3. LED burnt out.
fuel.
78
CORRECTION
1. Turn fuel shut-off valve to "OPEN" position.
2. Insert safety ignition key.
3. Fill fuel tank.
4. Move throttle to "FAST" position (or ON/OFF switch to "ON"
position).
5. Move to "FULL" position.
6. Prime as instructed in the Operation section of this manual.
7. Wait a few minutes before restarting, DO NOT prime.
8. Connect wire to spark plug.
9. Replace spark plug.
10. Drain tank and refill with fresh, clean fuel.
11. Drain fuel tank and carburetor and refill tank with fresh gasoline.
1. Reconnect spark plug wire.
2. Reduce speed and width of swath.
3. Remove ice and snow on and around fuel tank cap.
4. Clean or replace muffl er.
1. Move choke to OFF position.
2. Clean fuel line.
3. Empty fuel tank & carburetor, refi ll with fresh, clean gasoline.
4. Empty fuel tank & carburetor, refi ll with fresh, clean gasoline.
5. Contact an authorized service center/department.
1. Tighten all fasteners. Replace damaged parts. If vibration re-
mains, contact an authorized service center/department.
1. See "IF RECOIL STARTER HAS FROZEN" in the Operation sec-
tion of this manual.
1. Adjust drive cable per maintenance procedures.
2. Check / reinstall Drive belt.
3. Check / replace Drive belt.
1. Check / reinstall auger belt.
2. Check / replace auger belt.
3. Clean snow chute.
4. Remove debris or foreign object from augers / impeller.
1. Start engine.
2. Check wire connections at engine and light.
3. Replace LED light module. (Individual LEDs are not replaceable)