5521BBC Owner’s Manual 532 40 05-15 11.28.05 BY Printed in U.S.A.
SAFETY RULES Safe Operation Practices for Walk-Behind Mowers IMPORTANT: THIS CUTTING MACHINE IS CAPABLE OF AMPUTATING HANDS AND FEET AND THROWING OBJECTS. FAILURE TO OBSERVE THE FOLLOWING SAFETY INSTRUCTIONS COULD RESULT IN SERIOUS INJURY OR DEATH. • Look for this symbol to point out important safety precautions. It means CAUTION!!! BECOME ALERT!!! YOUR SAFETY IS INVOLVED.
• • • • • • • Never refuel the machine indoors. Never store the machine or fuel container where there is an open flame, spark or pilot light such as a water heater or on other appliances. Never fill containers inside a vehicle, on a truck or trailer bed with a plastic liner. Always place containers on the ground away from your vehicle before filling. Remove gas-powered equipment from the truck or trailer and refuel it on the ground.
ASSEMBLY Read these instructions and this manual in its entirety before you attempt to assemble or operate your new lawn mower. IMPORTANT: THIS LAWN MOWER IS SHIPPED WITHOUT OIL OR GASOLINE IN THE ENGINE. Your new lawn mower has been assembled at the factory with the exception of those parts left unassembled for shipping purposes. All parts such as nuts, washers, bolts, etc., necessary to complete the assembly have been placed in the parts bag.
OPERATION KNOW YOUR LAWN MOWER READ THIS OWNER'S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR LAWN MOWER. Compare the illustrations with your lawn mower to familiarize yourself with the location of various controls and adjustments. Save this manual for future reference. These symbols may appear on your lawn mower or in literature supplied with the product. Learn and understand their meaning.
OPERATION The operation of any lawn mower can result in foreign objects thrown into the eyes, which can result in severe eye damage. Always wear safety glasses or eye shields while operating your lawn mower or performing any adjustments or repairs. We recommend standard safety glasses or a wide vision safety mask over spectacles. HOW TO USE YOUR LAWN MOWER OPERATOR PRESENCE CONTROL BAR BLADE / BRAKE CONTROL LEVER THROTTLE / ENGINE CONTROL (See Fig.
OPERATION TO ADJUST CUTTING HEIGHT (See Fig. 8) TO EMPTY GRASS CATCHER (See Fig. 10) All four wheels are adjusted by a single lever. • Pull adjuster lever toward wheel. To raise mower, move lever forward to desired position, To lower mower, move the lever toward the rear. 1. Lift up on grass catcher using the frame handle. 2. Remove grass catcher with clippings from under lawn mower handle. 3. Empty clippings from bag. NOTE: Do not drag the bag when emptying; it will cause unnecessary wear.
OPERATION SIDE DISCHARGING (See Fig. 12) • Mulcher plug must be installed into rear discharge opening of mower. • Open mulcher door and install discharge deflector under door as shown. • Mower is now ready for discharging operation. • To convert to mulching or bagging operation, discharge deflector must be removed and mulcher door closed. SIMPLE STEPS TO REMEMBER WHEN CONVERTING YOUR LAWN MOWER FOR MULCHING 1. Rear mulcher plug installed. 2. Mulcher door closed. FOR REAR BAGGING 1.
OPERATION ADD GASOLINE (See Fig. 13) • MOWING TIPS Fill fuel tank to bottom of tank filler neck. Do not overfill. Use fresh, clean, regular unleaded gasoline with a minimum of 87 octane. Do not mix oil with gasoline. Purchase fuel in quantities that can be used within 30 days to assure fuel freshness. CAUTION: Do not use de-thatcher blade attachments. Such attachments are hazardous, will damage your mower and could void your warranty. • CAUTION: Wipe off any spilled oil or fuel.
MAINTENANCE BEFORE EACH USE AFTER EACH USE EVERY 10 HOURS EVERY 25 HOURS OR SEASON EVERY 100 HOURS BEFORE STORAGE Check for Loose Fasteners Clean / Inspect Grass Catcher * Check Tires Check Drive Wheels *** Clean Lawn Mower **** Clean under Drive Cover *** Check Drive Belt / Pulleys *** Check / Sharpen / Replace Blade Lubrication Clean and Recharge Battery ** Check Engine Oil level Change Engine Oil Clean Air Filter Inspect Muffler Replace Spark Plug Replace Air Filter Paper Cartridge Empty fuel syste
MAINTENANCE LAWN MOWER TO SHARPEN BLADE NOTE: We do not recommend sharpening blade - but if you do, be sure the blade is balanced. Care should be taken to keep the blade balanced. An unbalanced blade will cause eventual damage to lawn mower or engine. • The blade can be sharpened with a file or on a grinding wheel. Do not attempt to sharpen while on the mower. • To check blade balance, drive a nail into a beam or wall. Leave about one inch of the straight nail exposed.
MAINTENANCE TO CHANGE ENGINE OIL (See Figs. 17 & 18) AIR FILTER NOTE: Before tipping lawn mower to drain oil, empty fuel tank by running engine until fuel tank is empty. 1. Disconnect spark plug wire from spark plug and place wire where it cannot come in contact with plug. 2. Remove oil fill cap/dipstick; lay aside on a clean surface. 3. Tip lawn mower on its side as shown and drain oil into a suitable container. Rock lawn mower back and forth to remove any oil trapped inside of engine. 4.
SERVICE AND ADJUSTMENTS CAUTION: To avoid serious injury, before performing any service or adjustments: 1. Release control bar and stop engine. 2. Make sure the blade and all moving parts have completely stopped. 3. Disconnect spark plug wire from spark plug and place where it cannot come in contact with plug. MED. HIGH HANDLE PIN LOW SQUEEZE HANDLE BRACKET LAWN MOWER FIG. 19 TO ADJUST CUTTING HEIGHT ENGINE See “TO ADJUST CUTTING HEIGHT” in the Operation section of this manual.
STORAGE ENGINE MOWING POSITION OPERATOR PRESENCE CONTROL BAR FUEL SYSTEM IMPORTANT: IT IS IMPORTANT TO PREVENT GUM DEPOSITS FROM FORMING IN ESSENTIAL FUEL SYSTEM PARTS SUCH AS CARBURETOR, FUEL FILTER, FUEL HOSE, OR TANK DURING STORAGE. ALCOHOL BLENDED FUELS (CALLED GASOHOL OR USING ETHANOL OR METHANOL) CAN ATTRACT MOISTURE WHICH LEADS TO SEPARATION AND FORMATION OF ACIDS DURING STORAGE. ACIDIC GAS CAN DAMAGE THE FUEL SYSTEM OF AN ENGINE WHILE IN STORAGE.
TROUBLESHOOTING PROBLEM Does not start CAUSE CORRECTION 1. Dirty air filter. 2. Out of fuel. 3. Stale fuel. 4. Water in fuel. 5. 6. 7. 8. 9. 10. Spark plug wire is disconnected. Bad spark plug. Loose blade or broken blade adapter. Control bar in released position. Control bar defective. Fuel valve lever (if so equipped) is in the OFF position. 11. Weak battery (if equipped). 12. Disconnected battery connector (if equipped). 13. Engine control lever is in STOP position. Loss of power 1.
ROTARY LAWN MOWER - - MODEL NUMBER 5521BBC (96143001300) - PRODUCT NUMBER 961 43 00-13 16
ROTARY LAWN MOWER - - MODEL NUMBER 5521BBC (96143001300) - PRODUCT NUMBER 961 43 00-13 17 KEY NO. PART NO.
ROTARY LAWN MOWER - - MODEL NUMBER 5521BBC (96143001300) - PRODUCT NUMBER 961 43 00-13 18
ROTARY LAWN MOWER - - MODEL NUMBER 5521BBC (96143001300) - PRODUCT NUMBER 961 43 00-13 19 KEY NO. PART NO. DESCRIPTION KEY NO. PART NO.
The product must exhibit reasonable care, maintenance, operation, storage and general upkeep as written in the maintenance section of the Owner’s/Operator’s manual. Should an operational problem or failure occur, the product should not be used, but delivered as is to an authorized Husqvarna dealer for evaluation. Proof of purchase, as explained in section 6, rests solely with the customer.
