Lawn-Boy 320 Operator's Manual
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Lawn-Boy 320 Operator's Manual

Lawn-Boy 320 Operator's Manual

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320
Snowthrower
Model Nos. 28220 and 28222—200000001 and Up
Operator's Manual
Pour obtenir gratuitement une version en français de ce manuel, écrivez à l'adresse
ci-dessous. N'oubliez pas d'indiquer les numéros de modèle et de série de votre produit.
Lawn-Boy Inc., Attn.: Parts Dept., 8111 Lyndale Ave S, Bloomington, MN 55420–1196.
Form No. 3323-203
Domestic English (EN)

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Summary of Contents for Lawn-Boy 320

  • Page 1 Pour obtenir gratuitement une version en français de ce manuel, écrivez à l’adresse ci-dessous. N’oubliez pas d’indiquer les numéros de modèle et de série de votre produit. Lawn-Boy Inc., Attn.: Parts Dept., 8111 Lyndale Ave S, Bloomington, MN 55420–1196. Domestic English (EN)

  • Page 2: Table Of Contents

    ....manual can help you and others avoid injury and product Lawn-Boy Snowthrower Safety ....

  • Page 3: Safety

    ANSI/OPEI standard B71.3—1995 and ISO standard 8437:1989. Information or terminology specific to Operation Lawn-Boy snowthrowers is enclosed in parenthesis. Do not put hands or feet near or under rotating parts. Keep clear of the discharge opening at all times. Training Exercise extreme caution when operating on or Read the operator’s manual carefully.

  • Page 4: Lawn-Boy Snowthrower Safety

    Open the outside doors; exhaust fumes are The following list contains safety information specific to dangerous. Lawn-Boy products or other safety information that you must know that is not included in the ANSI or ISO Do not clear snow across the face of slopes. Exercise standards.

  • Page 5: Safety And Instruction Decals

    To ensure the best performance and safety, purchase only genuine Lawn-Boy replacement parts and accessories to keep the Lawn-Boy all Lawn-Boy. Do not use “Will Fit” replacement parts and accessories as they could cause a safety hazard. Safety and Instruction Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger.

  • Page 6: Assembly

    Assembly Note: Determine left and right sides of snowthrower by standing in the normal operating position. Loose Parts Part Wheels Spacers Installing the wheels Pushnuts Discharge chute Chute handle Carriage bolts Installing the discharge chute and chute handle Washers Locknuts Handle Eyebolt and spacer Installing the handle...

  • Page 7: Installing The Handle

    3. Secure the back of the chute and the handle to the center hole in the chute ring with a carriage bolt, a washer, and a locknut. Position the washer and the locknut on the outside of the chute (Fig. 3). Note: Rotate the chute ring to make the discharge Figure 5 chute assembly easier.

  • Page 8: Before Starting

    20 oz. (0.590L) bottle 5 gallons (3.75L) gasoline to expand. Never smoke when handling gasoline, and stay For best results, use Lawn-Boy 2-Cycle Generation II away from an open flame or where gasoline Ashless Oil. fumes may be ignited by a spark.

  • Page 9: Operation

    We recommend using a stabilizer/conditioner (such as For an electric starter: Lawn-Boy 2+4 Fuel Conditioner) for all Lawn-Boy gasoline–powered products during operation and A. Connect an extension cord to the snowthrower and storage.

  • Page 10: Adjusting The Discharge Chute

    Adjusting the Discharge Chute The snowthrower clears down to the ground and propels itself forward when you raise the handle. The snowthrower tilts slightly forward so that the rotor Move the chute handle left and right to adjust the blades strike the ground. The wheels do not need to direction of the snow stream.

  • Page 11: Maintenance

    Maintenance Recommended Maintenance Schedule Service Item Service Operation Initial Annually Comments Check and adjust Control cable Check the control cable. Adjust if necessary. as needed. Drain the fuel and run the engine until the fuel tank Fuel tank and the carburetor are dry. Scraper Check the scraper.

  • Page 12: Replacing The Scraper

    Replacing the Scraper Replacing the Drive Belt Before each season, inspect the scraper for wear. If the Inspect the drive belt before each season, and replace it if thickness of the scraper bottom is less than 1/16” it is worn or damaged. After extended use, the drive belt (0.16 cm), replace the scraper (Fig.

  • Page 13: Replacing The Spark Plug

    3. Pull the wire off the spark plug and remove the spark plug (Fig. 15). Figure 13 1. Engine pulley 4. Rotor pulley 2. Idler pulley 5. Belt m–2580 3. Brake arm Figure 15 1. Spark plug wire 11. Have someone squeeze the control bar up against the handle (rotor engaged position) and hold it in that position.
  • Page 14 Figure 17 1. Wear indicator hole Note: Replace the scraper whenever you replace the rotor blades. This ensures proper snowthrower operation and Figure 18 performance. 1. Rotor blade 5. Hex-head capscrew 2. Rotor half 6. Spacer Removing the Old Blade 3.

  • Page 15: Storage

    Preparing the Fuel System HOW TO AVOID THE HAZARD 1. Add a fuel stabilizer/conditioner (such as Lawn-Boy Never store the snowthrower in a house (living 2+4 Fuel Conditioner) to the gasoline in the fuel tank area) or a basement where ignition sources may as directed.

This manual is also suitable for:

2822028222

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