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O

PERATOR’S 

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ANUAL

21” M

ULCHING

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USH

 

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OWER

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ODEL

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HW-615

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ACTORY

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11A-599B190

IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY

WHITE OUTDOOR PRODUCTS COMPANY P.O. BOX 361131 CLEVELAND, OHIO 44136-9722

PRINTED IN U.S.A.

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 order by the operator.
In the State of California the above is required by law (Section 4442 of the California Public Resources Code). Other states may have 
similar laws. Federal laws apply on federal lands. A spark arrester for the muffler is available through your nearest engine authorized 
service dealer or contact the service department, P.O. Box 361131 Cleveland, Ohio 44136-9722.

FORM NO. 770-10060
                      (10/98)

Summary of Contents for HW-615

Page 1: ... 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 order by the operator In the State of California the above is required by law Section 4442 of the California Public Resources Code Other states may have similar laws Federal laws apply on federal lands A spark a...

Page 2: ...mber 3 Safe Operation Practices 4 Slope Guage 6 Unpacking 7 Setting Up 7 Controls 9 Operation 10 Maintenance 12 Lubrication 13 Adjustments 14 Off Season Storage 16 Trouble Shooting Guide 17 Parts List 18 Warranty 23 Table of Contents ...

Page 3: ...important part of your new walk behind It will help you assemble prepare and maintain your walk behind Please read and understand what it says Before you start to prepare your walk behind for its first use please locate the model plate and copy the information from it in this Operator s Manual The information on the model plate is very important if you need help from your dealer Every walk behind ...

Page 4: ...ing If you must back the mower away from a wall or obstruction first look down and behind and then follow these steps Step back from the mower to fully extend your arms Be sure you are well balanced with sure footing Pull the mower back slowly no more than half way toward you Repeat these steps as needed Do not operate the mower while under the influence of alcohol or drugs The blade control handl...

Page 5: ... starting the engine as it may cause a fire or explosion Extinguish all cigarettes cigars pipes and other sources of ignition Never refuel machine indoors because flammable vapors will accumulate in the area Never store the machine or fuel container inside where there is an open flame or spark such as a gas water heater space heater or furnace Never run an engine inside a closed area To reduce fir...

Page 6: ...se 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 slip resulting in serious injury Operate RIDING mowers up and down slopes never across the face of slopes Operate WALK BEHIND mowers across the face of slopes never up and down slopes US...

Page 7: ...s See Figure 2 NOTE Make sure not to crimp the cable while removing the loose parts or the entire unit from the carton NOTE Reference to right or left hand side of the mower and or front or behind the mower is observed from the operating position SECTION 6 SETTING UP MOWER Tools Required Pair of Pliers Funnel Disconnecting Spark Plug Before setting up your lawn mower disconnect the spark plug wire...

Page 8: ...dle in the direction shown in Figure 4B Tighten the wing nuts which are already on the handle Attach the cable to the lower handle with the two cable ties already on the lower handle Pull tight on the cable ties and cut off the extra FIGURE 4 Attaching Starter Rope The rope guide is already attached to the right side of the upper handle of your mower See Figure 5 With the spark plug wire disconnec...

Page 9: ...tain to service engine with gasoline and oil as instructed in the separate engine manual before operating your mower SECTION 7 CONTROLS Read this operator s manual and safety rules before operating your lawn mower Compare the illustrations in Figure 7 with your lawn mower to familiarize yourself with the location of various controls and adjustments Save this manual for future reference The operati...

Page 10: ...r wheels in front The casters can be locked in a straight ahead position for mowing on hills or can be left unlocked to swivel freely on level ground SECTION 8 OPERATION Gas And Oil Fill up Oil Only use high quality detergent oil rated with API service classification SF SG or SH Use SAE30 oil do not use 10W40 oil Fill oil sump and check the oil level following steps below See Figure 8 a Position t...

Page 11: ... plug Move throttle control on the engine to the fast rabbit position Push primer three times Wait about two seconds between each push In cold weather around 55o F or below prime five times Do not prime to restart a warm engine after a short shutdown Grasp starter handle and pull rope out slowly until engine reaches the start of compression cycle rope will pull slightly harder at this point Let th...

Page 12: ...he total length of the grass Lawn should be trimmed in fall as long as there is growth This mower is designed to run at full throttle to give you the best cut and do the most effective job of bagging the cut grass WARNING If you strike a foreign object stop the engine Remove spark plug wire from spark plug thoroughly inspect the mower for any damage Repair the damage before restarting and operatin...

Page 13: ...ne life Clean the spark plug and reset the gap to 030 at least once a season or every 50 hours of operation Spark plug replacement is recommended at the start of each season Refer to the engine manual shipped with this unit for correct spark plug type Inspect muffler periodically and replace if necessary Damaged mufflers or spark arresters can create a fire hazard Make sure to avoid muffler and su...

Page 14: ...part number facing away from the adapter Place the bell support next Make sure to align the tabs in the holes of the blade with the hole in the bell support Insert the hex bolt through the blade assembly Figure 11A shows the correct order of assembly Use block of wood to hold blade again while you tighten the bolt clockwise Follow the recommended torque for the bolt which is 450 600 in lbs IMPORTA...

Page 15: ... lower handle around so the notch on the bottom of the lower handle is facing forward as shown in Figure 12 Reassemble placing the bottom holes in the handle over the weld pins in the handle mounting bracket FIGURE 12 Reassemble the upper handle to the lower handle Place the hairpin clips in the inner holes in the weld pins and attach the starter rope as instructed in the Assembly section Adjustin...

Page 16: ... to the outer hole in the weld pins on the handle mounting brackets d Spread the sides of the lower handle and push it forward and down FIGURE 14 NOTE When folding the handle for storage or transportation be careful not to bend or kink the cable Engine Follow recommendations in the accompanying engine manual for off season storage of the engine Change oil if it has not been changed in the last thr...

Page 17: ...low restricted 1 Fill crankcase with proper oil 2 Clean lawn mower engine Occasional skip hesitates at high speed 1 Spark plug gap too close 1 Adjust gap to 030 inches Idles poorly 1 Spark plug fouled faulty or gap too wide 2 Dirty air cleaner 1 Reset gap to 030 inches or replace spark plug 2 Clean air cleaner Excessive vibration 1 Cutting blade loose or unbalanced 2 Bent cutting blade 3 Bent engi...

Page 18: ...Tie 4 736 0451 Saddle Washer 5 749 0907A Lower Handle 6 749 0438B Upper Handle 7 647 0004 Control Handle 8 720 0295 Foam Grip 9 710 1205 Rope Guide 10 720 0279 Handle Knob 11 746 0883 Housing Control 12 710 1270 Oval C Sunk Scr 13 712 0324 Hex L Nut 1 4 20 Thd 14 746 0912 Control Cable 15 710 1174 Carriage Bolt Engine shown for reference only 7 11 15 ...

Page 19: ...3 11 18 20 17 16 13 12 21 26 22 24 32 33 34 23 25 3 59 53 54 57 56 56 7 10 8 9 40 50 49 46 55 2 41 2 58 40 46 46 51 41 48 52 44 45 47 43 14 19 29 37 39 42 34 30 15 51 Handles for reference only 27 1 36 38 38 35 31 ...

Page 20: ...LH 24 710 1348 AB Screw 1 4 14 25 725 0157 Cable Tie 26 731 1901 Trail Shield 27 732 0842 Trail Shield Wire 29 710 0134 Carriage Screw 30 710 0654A TT Screw 3 8 16 x 1 00 31 710 0703 Carriage Screw 1 4 20 x 75 32 712 0397 Wing Nut 33 726 0233 Push Nut 34 736 0204 Flat Washer 35 782 0049 0662 Deck 21 36 682 9020A N Caster Assembly RH 37 682 9021A N Caster Assembly LH 38 682 9024 Caster Bracket Asse...

Page 21: ...21 Your Notes Date Comments ...

Page 22: ...22 Date Comments ...

Page 23: ...oor Products Company TRANSPORTATION CHARGES Transportation charges for the movement of any power equipment unit or attachment are the responsibility of the purchaser Transportation charges for any parts submitted for replacement under this warranty must be paid by the purchaser unless such return is requested by White Outdoor Products Company UNITS EXPORTED OUT OF THE UNITED STATES White Outdoor P...

Page 24: ...WARNING The Engine Exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm ...

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