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55C21HV
Owner’s Manual
532 18 92-91 12.05.03 BY
Printed in U.S.A.
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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. DO NOT: I. GENERAL OPERATION Do not trim near drop-offs, ditches or embankments. Read, understand, and follow all instructions on the The operator could lose footing or balance. machine and in the manual(s) before starting. Be thor-
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Look for this symbol to point out im- WARNING: Battery posts, terminals and portant saf ety precautions. It means related ac ces so ries contain lead and CAUTION!!! BE COME ALERT!!! YOUR lead compounds, chemicals known to SAFE TY IS IN VOLVED. the State of Cal i for nia to cause can cer and birth defects or oth er re pro duc tive harm. Wash hands after handling. CAUTION: Always disconnect spark plug wire and place wire where it cannot contact spark plug in order to prevent ac ci den
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ASSEMBLY Read these instructions and this manu al in its entirety before you attempt to assemble or operate your new lawn mower . OPERATOR PRESENCE CONTROL BAR IMPORTANT: THIS LAWN MOWER IS SHIPPED WITH- UPPER HANDLE OUT OIL OR GASOLINE IN THE ENGINE. LOWER HANDLE Your new lawn mower has been as sem bled at the factory LIFT UP with the ex cep tion of those parts left unassembled for ship- ping purposes. All parts such as nuts, washers, bolts, etc., LIFT necessary to com plete the as sem b
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ASSEMBLY TO ASSEMBLE GRASS CATCHER (See Figs. 3 and 4) 1. Slide grass catcher bag over the frame. Make sure DOOR the rear handle is on top (the same side as the front handle) and the strap is on the bottom. 2. Slip vinyl bindings over frame. GRASS CATCHER NOTE: If vinyl bindings are too stiff, hold them in warm water FRAME for a few minutes. If bag gets wet, let it dry before using. 3. Close grass catcher door. NOTE: When fully closed, door will “snap” shut over frame VINYL and viny
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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. OPERATOR PRESENCE CON TROL BAR STARTER HANDLE DRIVE CONTROL LEVER DRIVE COVER HANDLE KNOB GAS O
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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. 3. Operate mower to see if drive speed has increased. If HOW TO USE YOUR LAWN MOWER there is no increase, the drive belt is worn and needs ENGINE SPEED to be
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OPERATION TO CONVERT MOWER (See Figs. 7 thru 9) REAR HANDLE Y our lawn mower was shipped ready to be used as a mulcher. To convert to rear bagging or side discharging: CROSSBAR REAR BAGGING GRASS Remove knob securing mulcher door to mower housing. CATCHER Open mulcher door and insert tabs of discharge chute into hinge bracket opening and position rear of chute over threaded stud. DISCHARGE CHUTE TABS ROUND DOOR KNOB DISCHARGE CHUTE THREADED STUD HINGE BRACKET MULCHER DOOR FIG.
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OPERATION TO EMPTY GRASS CATCHER SIMPLE STEPS TO REMEMBER WHEN (See Figs. 10 and 11) CONVERTING YOUR LAWN MOWER 1. Open round door of discharge chute to move starter FOR MULCHING - rope out and away from grass catcher. 1. Grass catcher, discharge chute and side discharge defl ector removed. 2. Mulcher door secured to mower housing with knob. FRONT FOR REAR BAGGING - OPEN HANDLE 1. Side discharge defl ector removed. ROUND 2. Grass catcher and discharge chute installed with DOOR disch
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OPERATION BEFORE STARTING ENGINE OIL FILLER CAP/DIPSTICK ADD OIL (See Figs. 12 and 13) Y our lawnmower is shipped without oil in the engine. For type and grade of oil to use, see “EN GINE” in the Maintenance section of this manual. CAUTION: DO NOT overfi ll engine with oil, or it will smoke on startup. UPPER LIMIT 1. Be sure lawnmower is level and area around oil fi ll is clean. LOWER LIMIT 2. Remove oil dipstick from oil fi ll spout. Make sure that rim of spout is clean. FIG. 12 3. E
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OPERATION MULCHING MOWING TIPS OFF CHOKE LEVER IMPORTANT: FOR BEST PERFORMANCE, KEEP MOWER HOUSING FREE OF BUILT-UP GRASS AND TRASH. SEE “CLEANING” IN THE MAINTENANCE SECTION OF THIS MANUAL. The special mulching blade will recut the grass clip- pings many times and reduce them in size so that as they fall onto the lawn they will disperse into the grass and not be noticed. Also, the mulched grass will biode- ON grade quickly to provide nutrients for the lawn. Always ( ) mulch with
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MAINTENANCE BEFORE AFTER EVERY EVERY EVERY BEFORE EACH EACH 10 25HOURS 100 STORAGE USE USE HOURS ORSEASON HOURS Check for Loose Fasteners Clean / Inspect Grass Catcher * CheckTires Check DriveWheels *** 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 sys
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MAINTENANCE To check blade balance, drive a nail into a beam or LAWN MOWER wall. Leave about one inch of the straight nail exposed. Always observe safety rules when performing any main- Place center hole of blade over the head of the nail. te nance. If blade is balanced, it should remain in a horizontal position. If either end of the blade moves downward, TIRES sharpen the heavy end until the blade is balanced. Keep tires free of gasoline, oil, or insect control chem- i cals wh
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MAINTENANCE TO CHANGE ENGINE OIL (See Fig. 17) AIR FILTER NOTE: Before tipping lawn mower to drain oil, empty fuel Your engine will not run properly and may be damaged tank by running engine until fuel tank is empty. by using a dirty air fi lter. Replace the air fi lter every 100 hours of operation or every season, whichever occurs fi rst. 1. Disconnect spark plug wire from spark plug and place Ser vice air cleaner more often under dusty conditions. See wire where it cannot come in contac
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SERVICE AND ADJUSTMENTS TO REMOVE DRIVE BELT (See Figs. 18 thru 21) HOUSING CRANKSHAFT 1. Disconnect spark plug wire from spark plug and place HOLE TAB wire where it cannot come in contact with plug. BLADE ADAPTER 2. Remove screws retaining drive cover and remove drive cover from lawn mower housing (See Fig. 18). HARDENED SCREWS WASHER DEBRIS SHIELD LOCK- WASHER BLADE TRAILING BOLT SCREW EDGE LAWN MOWER FIG. 20 HOUSING 9. Remove blade, attaching hardware (bolt, lock wash er, DR
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SERVICE AND ADJUSTMENTS 7. Use block of wood between blade and lawn mower housing and tighten the blade bolt, turning clockwise. KNOB The recommended tightening torque is 35-40 ft. lbs. IMPORTANT: BLADE BOLT IS HEAT TREATED. IF BOLT NEEDS REPLACING, REPLACE ONL Y WITH APPROVED BOLT SHOWN BOLT IN THE REPAIR PARTS SECTION OF THIS MANUAL. LOW 8. Return mower to upright position. 9. Install new drive belt into idler arm assembly, then HANDLE around the drive pulley. Be su
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STORAGE HANDLE (See Figs. 23 and 24) ENGINE You can fold your lawn mower handle for storage. FUEL SYSTEM NOTE: The upper handle has an “anti-fold” bracket located IMPORTANT: IT IS IMPORTANT TO PREVENT GUM DEPOSITS FROM FORMING IN ESSENTIAL FUEL SYSTEM PARTS SUCH on the left side of the handle. This bracket prevents the AS CARBURETOR, FUEL FILTER, FUEL HOSE, OR TANK upper handle from folding forward, which helps protect DURING STORAGE. ALSO, ALCOHOL BLENDED FUELS control cable(s) from da
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TROUBLESHOOTING POINTS PROBLEM CAUSE CORRECTION Does not start 1. Dirty air fi lter. 1. Clean/replace air fi lter. 2. Out of fuel. 2. Fill fuel tank. 3. Stale fuel. 3. Empty f
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ROTARY LAWN MOWER - - MODEL NUMBER 55C21HV (55C21HVA) PRODUCT NUMBER 954 22 38-90 GEAR CASE ASSEMBLY - - PART NUMBER 532 18 36-99 KEY PART NO. NO. DESCRIPTION 1 817 54 10-11 Screw, Tapping #10-24 x .668 2 532 16 06-72 Gear Case, Upper 3 532 05 70-72 Seal 4 532 18 39-08 Drive Shaft 5 532 16 08-18 Bearing, Needle, Thrust 6 532 07 78-81 Bearing 7 532 16 08-17 Washer, Thrust 8 532 85 08-48 Key, Hi-pro 9
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20 ROTARY LAWN MOWER - - MODEL NUMBER 55C21HV (55C21HVA), PRODUCT NUMBER 954 22 38-90
