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Husqvarna Sneeuwmachine ST 121E Manual

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PROBLEM CAUSE CORRECTION
Does not start 1. Safety ignition key is not inserted. 1. Insert safety ignition key.
2. Out of fuel. 2. Fill fuel tank with fresh, clean gasoline.
3. ON/OFF switch is OFF. 3. Move ON/OFF switch to ON position.
4. Choke in OFF position. 4. Move to FULL position.
5. Primer not depressed. 5. Prime as instructed in the Operation section of this manual.
6. Engine is flooded. 6. Wait a few minutes before restarting, DO NOT prime.
7. Spark plug wire is disconnected. 7. Connect wire to spark plug.
8. Bad spark plug. 8. Replace spark plug.
9. Stale fuel. 9. Empty fuel tank & carburetor, refill with fresh, clean gasoline.
10. Water in fuel. 10. Empty fuel tank & carburetor, refill with fresh, clean gasoline.
11. Vapor locked fuel line. 11. Ensure all the fuel line is below the outlet of the fuel tank. Fuel
line should run continuously down from fuel tank to carburetor.
Loss of power 1. Spark plug wire loose. 1. Reconnect spark plug wire.
2. Throwing too much snow. 2. Reduce speed and width of swath.
3. Fuel tank cap is covered with ice or
snow.
3. Remove ice and snow on and around fuel tank cap.
4. Dirty or clogged muffler. 4. Clean or replace muffler.
5. Improper cable length. 5. Adjust cable.
6. Blocked muffler. 6. Clear blockage (ensure engine is cool).
7. Blocked carburetor air intake. 7. Clear blockage (ensure engine is cool).
Engine idles or
runs roughly
1. Choke is in FULL position. 1. Move choke to OFF position.
2. Blockage in fuel line. 2. Clean fuel line.
3. Stale fuel. 3. Empty fuel tank & carburetor, refill with fresh, clean gasoline.
4. Water in fuel. 4. Empty fuel tank & carburetor, refill with fresh, clean gasoline.
5. Carburetor is in need of replacing. 5. Contact an authorized service center/department.
6. Belt stretch. 6. Replace auger v-belt.
Excessive
vibration / Handle
movement
1. Loose parts or damaged augers or
impeller.
1. Tighten all fasteners. Replace damaged parts. If vibration
remains, contact an authorized service center/department.
2. Handles not positioned correctly. 2. Ensure handles are locked into positioning.
3. Adjustment lever nuts are loose. 3. Tighten nuts until handle feels secure.
Recoil starter is
hard to pull
1. Frozen recoil starter. 1. See “IF RECOIL STARTER HAS FROZEN” in the Operation
section of this manual.
2. Rope is interfering with components. 2. Recoil rope should not be touching any wires or hoses.
Loss of snow
discharge or
slowing of snow
discharge
1. Worn belt. 1. Adjust drive cable per maintenance procedures.
2. Auger v-belt is off of pulley. 2. Check / reinstall auger v-belt.
3. Auger v-belt is worn. 3. Check / replace auger v-belt.
4. Clogged discharge chute. 4. Clean snow chute.
5. Augers / impeller jammed. 5. Remove debris or foreign object from augers / impeller.
Lights not On
(If Equipped)
1. Motor not running. 1. Start engine.
2. Loose wire connection. 2. Check wire connections at engine and both lights.
3. LED burnt out. 3. Replace LED light module. (Individual LEDs are not replaceable)
Rotator hard to
move
1. Debris in chute rotator mechanism. 1. Clean internal parts of chute rotator mechanism.
2. Cable are kinked or damaged. 2. Ensure cables are not kinked. Replace damaged cables.
… 61 …


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