Lawn-Boy 11002 Operator's Manual
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Lawn-Boy 11002 Operator's Manual

Lawn-Boy 11002 Operator's Manual

Commercial walk-behind power mower
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Walk-Behind
Power Mower
Model No. 11002 – 8900001 & Up
Model No. 11003 – 8900001 & Up
Operator's Manual
IMPORTANT: Read this manual carefully. It contains information about your
safety and the safety of others. Also become familiar with the controls and
their proper use before you operate the product.
COMMERCIAL
FORM NO. 3321–180 GB

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  • Page 1 FORM NO. 3321–180 GB COMMERCIAL Walk-Behind Power Mower Model No. 11002 – 8900001 & Up Model No. 11003 – 8900001 & Up Operator’s Manual IMPORTANT: Read this manual carefully. It contains information about your safety and the safety of others. Also become familiar with the controls and...
  • Page 2 All of us at Lawn-Boy want you to be completely properly and safely. You are also responsible for satisfied with your new product, so feel free to...

  • Page 3: Table Of Contents

    Contents Page Page Maintenance ......Safety ....... . . Recommended Maintenance Schedule .

  • Page 4: Safety

    Safety Training Replace all fuel tanks and container caps securely. Read the instructions carefully. Be familiar with Replace faulty silencers. the controls and the proper use of the equipment. Before using, always visually inspect to see that Never allow children or people unfamiliar with the blades, blade bolts and cutter assembly are these instructions to use the lawnmower.
  • Page 5 Safety 12. Do not change the engine governor settings or 21. Reduce the throttle setting during engine shut overspeed the engine. down and, if the engine is provided with a shut-off valve, turn the fuel off at the conclusion 13. Disengage all blade and drive clutches before of mowing.

  • Page 6: Symbol Glossary

    Safety Symbol Glossary Do not open or Safety alert triangle — remove safety shields symbol within triangle while engine is indicates a hazard. running. Rotating blade can cut off toes or fingers. Safety alert symbol Stay clear of mower blade as long as engine is running.
  • Page 7 Safety Stop engine before Battery charging leaving operator condition position. Hourmeter/elapsed Fuel operating hours Fast Neutral Slow First gear Decreasing/Increasing Second gear Grease lubrication Third gear point Cutting element — Engine start basic symbol Cutting element — Engine stop height adjustment Choke Pull rope.
  • Page 8 Safety Primer (start aid) Wheel Push primer three Wheel traction times. Properly dispose of Lower control bar. batteries. Insert key into ignition Raise control bar. switch. Turn key in ignition Raise/lower control switch. bar. Raise/lower control Move control. bar. Move control forward. Raise control bar.

  • Page 9: Assembly

    Align holes in lower handle section with holes in mower housing. Using hardware shown in Figure 2 or 3, secure handle to mower housing. M–3897 Figure 2 (Model 11002) 1. High setting 3. Low setting 2. Medium setting 4. Mower housing...

  • Page 10: Fuel Tank

    Assembly Fuel Tank Locate fuel hose attached to the carburetor (Fig. 4). Remove and discard cap on free end of hose. Push hose onto fuel shut off valve in fuel tank, completely covering all ridges of fitting (Fig. 4). m–3889 Figure 6 1.
  • Page 11 Assembly m–3884 Figure 7 1. Spark plug wire Figure 9 1. Shoulder bolt Remove bolt that fastens cover plate to the housing (Fig. 8). Slide cover plate clockwise to install or counterclockwise to remove. Secure with bolt. Install guard plate over side discharge opening (Fig.

  • Page 12: Before Starting

    IMPORTANT: ONLY Lawn-Boy Generation II 2-Cycle Ashless Oil, packaged in purple/green cans or an NMMA TCW III Your Lawn-Boy mower is powered by a 2-cycle certified oil should be used. engine which requires a 32:1 mixture of gasoline and oil. Use only Lawn-Boy GENERATION II...

  • Page 13: Mixing Gasoline And Oil

    (6.5 mm) of top of tank, not into filler neck. For simplicity and best engine performance, mix DO NOT OVER-FILL TANK. Replace fuel cap 8 ounces (250 ml) of Lawn-Boy Generation II securely and wipe up any spilled fuel. 2-Cycle Ashless Oil with two gallons (8 liters) of fresh, unleaded regular gasoline.

  • Page 14: Lawn Preparation And Mowing

    Lawn Preparation And Mowing THAN THOSE MANUFACTURED FOR FUEL STABILIZATION DURING STORAGE, SUCH Review SAFETY INSTRUCTIONS and read AS LAWN-BOY 2+4 FUEL CONDITIONER. this manual carefully before operating mower. LAWN-BOY DOES NOT RECOMMEND STABILIZERS WITH AN ALCOHOL BASE Clear area of sticks, stones, wire, branches and SUCH AS ETHANOL OR METHANOL.

  • Page 15: Operation

    Operation Starting Engine Note: Follow steps in BEFORE STARTING section. Open fuel shut off valve (Fig. 16). 1728 Figure 18 1. Primer Hold blade control bail against upper handle (Fig. 19). m–3887 Figure 16 1. Fuel shut off valve Move throttle lever to position (Fig.

  • Page 16: Stopping Engine

    Operation Self-propelled Drive (Model In cool temperatures, it may be 11003 Only) necessary to prime three times with the throttle lever in the position, and Move ground speed lever to one (1) of three (3) then start the engine. Once the engine ground speeds, 1 –...

  • Page 17: Adjusting Cutting Height

    Operation clutches mower may need to be pushed forward one inch or more after self-propelled bail has been released. 1195 Figure 23 1047 1. Wheel height adjustment lever Figure 22 1. Self-propelled bail Release wheel height adjustment lever and seat securely in notch.
  • Page 18 Operation Sharpen the blade. Walk at a slower pace while mowing. POTENTIAL HAZARD Raise the height-of-cut setting on your mower. Wet grass or leaves can cause you to slip and contact blade. Cut grass more frequently. WHAT CAN HAPPEN Overlap cutting swaths instead of cutting a full Blade contact can seriously injure you.

  • Page 19: Maintenance

    Check stopping time every 50 hours or at start of each mowing season. Blade must stop within Blade Brake 3 seconds of releasing bail; if not see your Authorized Lawn-Boy Service Dealer for repair. Clean every 100 hours or at least once each Exhaust Ports mowing season.

  • Page 20: Air Filter

    Maintenance Air Filter Apply one tablespoon of SAE 30W oil to the air filter (Fig. 26). Clean air filter once every season or every 50 hours; clean more frequently under dusty conditions. Note: Do not operate engine without air filter element;...

  • Page 21: Spark Plug

    Maintenance Clean Mower Housing .035 in. (.85 mm) A clean mower housing provides the best cutting performance. Check for grass build-up and clean after each use. Run engine dry or remove gas with hand pump when the engine is cool. Figure 27 Install spark plug by hand, then torque to 180 in.–lb.

  • Page 22: Clean Mower Housing

    Maintenance Blade Blade Removal Remove blade nut from crankshaft (Fig. 31). A straight, sharp blade provides maximum cutting performance. Regularly inspect and sharpen blade. POTENTIAL HAZARD Blade is sharp. WHAT CAN HAPPEN Contact with sharp blade can cause serious personal injury. HOW TO AVOID THE HAZARD Wear gloves or wrap sharp edges of the blade with a rag.
  • Page 23 Maintenance Blade Sharpening Blade Balancing Check the balance of blade by placing the center hole of blade over a nail or screwdriver shank clamped horizontally in a vise (Fig. 33). POTENTIAL HAZARD If either end of blade rotates downward, grind or When sharpening blade, pieces of blade file that end (not the cutting edge).

  • Page 24: Lubrication

    Maintenance Note: Blade nut must be replaced after installing and removing four (4) times. Locking feature will decrease and nut could loosen if not replaced. Connect spark plug wire when maintenance is completed (Fig. 28). Lubrication Wheels Wipe grease fittings (Fig. 35) with a clean rag. 1018 Figure 36 1.
  • Page 25 Maintenance Remove blade nut, mulch fan and blade. See Rotate crankshaft slowly until piston covers BLADE REMOVAL section. exhaust port (Fig. 38). Remove blade driver by tapping with plastic or 10. Using a wooden dowel, loosen carbon deposits fiber hammer in the direction of rotation by inserting dowel into port.

  • Page 26: Self-Propelled Cable

    Maintenance 19. Fill fuel tank with clean, fresh gasoline. Self–propelled Cable (Model 11003 Only) Whenever handle height is changed, a new self–propelled cable is installed or traction drive belt slips, adjustment is required. Self–propelled cable is adjusted at the left handle bracket by moving cable jacket held by jam nuts (Fig.

  • Page 27: Troubleshooting

    Troubleshooting Your mower was designed and built for trouble-free operation. Check the following components and items carefully. If a problem continues, see your Authorized Lawn-Boy Service Dealer. PROBLEM CORRECTIVE ACTION Engine will not start Fill fuel tank with fresh gasoline/oil mix.
  • Page 28 Troubleshooting PROBLEM CORRECTIVE ACTION Uneven cutting pattern Place all four (4) wheels at same height. Sharpen and balance blade. Change mowing pattern. Clean underside of mower deck. Discharge chute plugs Move throttle lever to FAST position. Raise cutting height. Allow grass to dry before mowing. Clean underside of mower deck.

  • Page 29: Accessories

    Optional accessories may have been shipped with Place chute assembly into housing opening your mower or are available from your Authorized (Fig. 42). Lawn-Boy Dealer. For proper installation follow Two shoulder bolts on the mower housing these instructions. protrude through slotted holes in the chute assembly and do not have to be loosened or removed.
  • Page 30 Accessories Secure chute assembly to housing with capscrew 10. Position rear bag handles into bag hanger on (Fig. 42). handle. Remove knob and bolt securing left side upper 11. Grasp bag assembly handle and slide over flange and lower handle sections (Fig. 44). of grass chute (Fig.

  • Page 31: Mulch Plate

    Accessories Reassemble hanger clamps to handle sections Mulch Plate using whichever set of holes best holds bag taut. Using lower holes in hanger clamps tighten bag assembly and upper holes in hanger clamps loosen bag assembly. POTENTIAL HAZARD Note: Under normal use, bag materials are An uncovered discharge opening will allow subject to deterioration and wear.
  • Page 32 Slide mulch plate clockwise to install or counterclockwise to remove. Secure with capscrew (Fig. 49). Reconnect spark plug wire. Note: Use only Lawn-Boy original equipment or Lawn-Boy replacement cutting blade. Other blades may strike mulch plate when engine is started and run.

  • Page 33: Storage

    Allow the engine to cool before storing in any enclosure. M–2505 Figure 51 We recommend Lawn-Boy 2 + 4 Fuel Conditioner 1. Blade control bail 2. Starter handle to stabilize fuel for storage (Fig. 50). If possible, the last fuel fill of the year should be treated with Replace spark plug but DO NOT connect spark Lawn-Boy 2 + 4 Fuel Conditioner.
  • Page 34 Storage m–3884 Figure 52 1. Spark plug wire Install spark plug and torque to 180 in.-lb. (15 ft.-lb.) (20 N m). Perform recommended maintenance procedures. See MAINTENANCE section. Fill fuel tank (Fig. 53) with fresh, clean gasoline/oil mix. Figure 53 Reconnect spark plug wire (Fig.

This manual is also suitable for:

11003

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