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OPERATOR’S MANUAL
21” MULCHING PUSH
MOWER
MODEL NO:
HW-615
FACTORY NO:
11A-599B190
IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY
Warning: This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-
covered, brush-covered or grass-covered land unless the engine’s exhaust system is equipped with a spark arrester meeting
applicable local or state laws (if any). If a spark arrester is used, it should be maintained in effective working
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Table of Contents Content Page Finding Model Number.............................................................................3 Safe Operation Practices.........................................................................4 Slope Guage............................................................................................6 Unpacking................................................................................................7 Setting Up ................................................
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SECTION 1: CALLING WARRANTY SERVICE If you are having difficulty assembling this product or if you have any question regarding the controls, operation or maintenance of this unit, please call the Customer Dealer Referral Line. You can reach them by calling: 1-800-949-4483 Before calling your local dealer, make sure that you have your model and serial numbers ready. By having the model and serial numbers ready, you help your local dealer give you faster service. To find your unit’s model and ser
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SECTION 3: IMPORTANT SAFE OPERATION PRACTICES This symbol points out important safety instructions which, if not followed, could endanger the personal safety and/or property of yourself and others. Read and follow all instructions in this manual before attempting to operate your lawn mower. Failure to comply with these instructions may result in personal injury. When you see this symbol—heed its warning. Your lawn mower was built to be operated according to the rules for safe operation in this
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DO: • Check the blade and engine mounting bolts at frequent intervals for proper tightness. Also, • Mow across the face of slopes; never up and down. visually inspect blade for damage (e.g., bent, Exercise extreme caution when changing direction cracked). Replace with blade which meets original on slopes. equipment specifications. • Watch for holes, ruts, hidden objects, or bumps. • Keep all nuts, bolts, and screws tight to be sure the Tall grass can hide obstacles. equipment is in safe working
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SECTION 4: SLOPE GAUGE USE THIS PAGE AS A GUIDE TO DETERMINE SLOPES WHERE YOU MAY NOT OPERATE SAFELY. 6 SIGHT AND HOLD THIS LEVEL WITH A VERTICAL TREE A POWER POLE A CORNER OF A BUILDING OR A FENCE POST o 15 WARNING Do not mow on inclines with a slope in excess of 15 degrees (a rise of approximately 2-1/2 feet every 10 feet). A riding mower could overturn and cause serious injury. If operating a walk-behind mower on such a slope, it is extremely difficult to maintain your footing and you could
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SECTION 5: UNPACKING Removing Unit From Carton • Remove staples, break glue on top flaps, or cut tape at carton end and peel along top flap to open carton. • Remove loose parts if included with unit (i.e., Operator’s manual, etc.). See Figure 2. FIGURE 2 • Cut along dotted lines and lay carton down flat. Remove packing material. • Roll or slide unit out of carton. Check carton thoroughly for loose parts. See Figure 2. NOTE: Make sure not to crimp the cable while removing the loose parts or
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Assembling Handle • Raise the lower handle in the direction shown in Figure 4A till it snaps into place. Note: Make sure to route the cable inside the lower handle. Also do not crimp the cable while lifting the handle up. For shipping purposes, the hairpin clip is placed in the outer hole of the weld pin on the lower handle. • Remove the hairpin clip from the outer hole of the weld pin. • Using a pair of pliers, insert the hairpin clip into the inner hole in the weld pin. Repeat on other side.
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Attaching Discharge Chute Your lawn mower was shipped as a mulcher. Remove the mulching cover and attach the side-discharge chute for discharging grass clippings. • Remove three plastic wing nuts holding the mulching cover to the deck. See Figure 6A. Keep the cover in a safe place for future use. Save the wing nuts. • Place the side-discharge chute on the deck (in place of the mulching cover) so that the top flange on the discharge chute goes under the top edge of the opening on the deck. See
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Recoil Starter The recoil starter is attached to the handle. Stand behind the unit and pull the recoil starter to start the unit. Primer The primer is used to pump gas into the carburetor. Use it to start a cold engine, but do not use it to restart a warm engine after short shutdown. Blade Control Handle WARNING: This control mechanism is a safety device. Never attempt to bypass its operations. The blade control handle is located on the upper handle of the mower. The blade control handle must b
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Gasoline WARNING: Never fill fuel tank indoors, or when engine is running or hot. Do not smoke when filling fuel tank. • Clean area around fuel cap. Remove cap. See Figure 8. Use a funnel to prevent spillage. • Pour approximately 1.5 quarts of fresh, regular grade, unleaded gasoline slowly to the fuel tank. IMPORTANT: Never mix engine oil with gasoline. • Fill tank to 1/2” below the bottom of the filler neck. Wipe any fuel spillage. Do not fill fuel tank completely. Provide space for fuel exp
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WARNING: Do not mow on slopes with casters unlocked since the mower can drift downhill. Using Your Lawn Mower Your mower is designed to operate as a mulching or a side-discharge unit. • For converting from a mulcher to a side-discharge unit, refer to instructions on page 9 of this manual. • For converting from a side-discharge unit to a mulcher, replace the side-discharge chute with the mulching cover. Do not operate the mower without the mulching cover or the discharge chute properly instal
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WARNING: Never tip the mower more than 90 degrees and do not leave the mower tipped for any length of time. Oil can drain into the upper part of the engine causing a starting problem. Engine Maintenance • A list of key maintenance jobs required for good performance by the mower over the years follows here. Follow the accompanying engine manual for detailed list and instructions. • Change engine oil after the first two operating hours and every 25 operating hours thereafter. Check the oil level
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SECTION 10: SERVICE & ADJUSTMENTS Blade Care Periodically inspect the blade adapter for cracks, especially if you strike a foreign object. Replace when necessary. WARNING: When removing the cutting blade for sharpening or replacement, protect hands by using heavy gloves or a rag to grasp the cutting blade. • Disconnect spark plug wire from spark plug. • Turn mower on its side making sure that the air filter and the carburetor are up. To Remove Blade • Remove the bolt and blade bell support w
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NOTE: An unbalanced blade will cause excessive vibration when rotating at high speeds, may cause damage to the mower and could break, causing personal injury. • Test the blade by balancing it on a round shaft screwdriver or a blade balancer. See Figure 11B. • If the blade is not balanced, remove metal from the heavy side until it balances evenly. Adjusting Handle Height Your mower is shipped with the handle in the higher height position. To lower the handle height, proceed as follows. • Remo
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Front Wheel Adjustment The front wheel cutting height is determined by placing the axle rod in one of the six height adjustment positions in each caster assembly on the front wheels. • To adjust, remove the wing nut from the axle bolt. See Figure 13B. • Slide the axle bolt and spring washer from the assembly and select a cutting height. • With the spring washer on the axle bolt, reinsert the axle bolt in the square hole desired, through the wheel assembly. See Figure 13B. • Secure with wing n
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SECTION 12: TROUBLE-SHOOTING GUIDE PROBLEM POSSIBLE CAUSE CORRECTIVE ACTION Engine fails to start 1. Blade control handle disengaged 1. Engage blade control handle. 2.Spark plug wire disconnected 2.Connect wire to spark plug. 3.Throttle control lever not in fast position 3.Move throttle lever to fast position. 4.Fuel tank empty, or stale fuel 4.Fill tank with fresh, clean fuel. 5.Blocked fuel line 5.Clean fuel line. 6.Faulty spark plug 6.Clean, adjust gap or replace. 7.Engine flooded 7.Crank en
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9 SECTION 13: PARTS LIST 8 7 6 11 12 10 13 4 Engine shown for 2 reference only 3 15 14 5 2 4 Ref. Part No. Code Description 1 No. 714-0104 Hairpin Clip 1. 720-0241 Wing Nut 2. 726-0240 Cable Tie 3. 736-0451 Saddle Washer 4. 749-0907A Lower Handle 5. 749-0438B Upper Handle 6. 647-0004 Control Handle 7. 720-0295 Foam Grip 8. 710-1205 Rope Guide 9. 720-0279 Handle Knob 10. 746-0883 Housing Control 11. 710-1270 Oval C-Sunk 12. Scr. 712-0324 Hex L-Nut 1/4- 13. 20 Thd. 746-0912 Control Cable 14.
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Handles for reference only 1 15 59 11 3 14 19 13 17 3 52 16 25 20 59 18 44 23 12 47 45 5 4 21 35 6 51 37 30 27 43 48 41 26 34 31 51 32 22 46 33 34 38 29 24 42 39 46 58 40 53 49 50 36 57 56 2 54 56 46 41 40 7 38 10 8 9 2 55 19
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Ref. Ref. Part No. Code Description Part No. Code Description No. No. — Engine 710-0654A TT Screw 3/8 -16 x 1.00 1. 30. 751B281451 Engine Shroud 710-0703 Carriage Screw 1/4-20 x 31. 734-1857 Wheel, Front Caster 7 X 2 2. .75 736-0105 Bell Washer .401 X .870 X 712-0397 Wing Nut 3. 32. .063 726-0233 Push Nut 33. 736-0182 Spring Washer .50 I.D. x 4. 736-0204 Flat Washer 34. 1.0 O.D. x .022 782-0049- Deck 21” 35. 736-0272 Flat Washer .510 x 1.0 x 5. 0662 .060 682-9020A N Caster Assembly, RH 3
