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0 T_R£1KRILT"
Operator's Manual
\
21" Smart Touch-
Starter Mower
Model $979
IMPORTANT:
Read safety rules and instructions
carefully
before operating
equipment.
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 attester for the muffler is available through your nearest engine authorized
service dealer or contact the service department,
P.O. Box 361131 Cleveland, Ohio 44136-0019.
PRINTED IN U.S.A.
Troy-Bilt LLC, P.O. BOX361131CLEVELAND, O HIO44136-0019
Form NO.769-00019B
(10/2002)
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Summary of Contents for Troy-Bilt S979
- Page 1 Federal laws apply on federal lands. A spark attester for the muffler is available through your nearest engine authorized service dealer or contact the service department, P.O. Box 361131 Cleveland, Ohio 44136-0019. Troy-Bilt LLC, P.O. BOX361131CLEVELAND, O HIO44136-0019 PRINTED IN U.S.A. Form NO.769-00019B...
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Page 2: Table Of Contents
Model Number) (Serial Number) Copy the model number here: Copy the serial number here: O IL TROY-BILT P. O. BOX 361131 www.t roybilt.com CLEVELAND, OH 44136 330-558-7220... -
Page 3: Important Safe Operation Practices
SECTION 1: IMPORTANT SAFEOPERATION P RACTICES WARNING: 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 this machine. Failure to comply with these instructions may result in personal injury. - Page 4 immediately andthebladewillstoprotating within Do not mow on wet grass. Unstable footing could threeseconds. cause slipping. 9. Mowindaylight o rgoodartificial light; w alk,notrun. Children 10.Stoptheblade whencrossing g ravel d rives, walkways o r roads. Tragic accidents can occur if the operator is not alert to 11.
- Page 5 10. Never o verfillfueltank.Filltankto nomorethan½ servicing them. inchbelow bottom offillernecktoprovide space for Keep all nuts, bolts, and screws tight to be sure the fuelexpansion. equipment is in safe working condition. 11. Replace g asoline capandtighten securely. Never tamper with safety devices. Check their 12.
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Page 6: Slope Gauge
SIGHT AND HOLD THIS LEVEL WITH A VERTICAL TREE A POWER POLE A CORNER OF A BUILDING OR A FENCE POST 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 c. -
Page 7: Assembling Your Lawn Mower
SECTION 3: ASSEMBLING YOUR LAWNMOWER Removing UnitFromCarton SettingUpYourLawnMower • Remove staples, break glue on top flaps, or cut AssemblingHandle tape at carton end and peel along top flap to open • Lift up and pull back on the upper handle to raise carton. - Page 8 Fasten the cable to the lower handle with the two Grass Bag cable ties found on the lower handle. Pull the cable Adapter\ ties tight and trim off the excess. See Figure 5. \\\\ Cable Tie Handle Wing_ Nuts Figure 5 Figure 7 Attaching StarterRope •...
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Page 9: Know Your Lawn Mower
SECTION 4: KNOW YOUR LAWNMOWER Read this operator's manual and safety rules before NOTE: The starter button must be depressed to start operating your lawn mower. Compare the illustration in the engine either with the Smart Touch starter or recoil Figure 10 with your lawn mower to familiarize yourself starter system. -
Page 10: Operating Your Lawn Mower
SECTION 5: OPERATING Y OUR LAWNMOWER Remove plastic wrap under fuel cap. Check oil level. WARNING: Add fuel. Read, understand, and follow all instructions and warnings on the machine and in this manual before operating. Open shut-off valve (if equipped) 1/4 turn. Push spark plug wire firmly on spark plug. - Page 11 Turn safety key 1/4 turn counterclockwise to LOCK discharge of grass clippings, and could cause you position. Remove key and store in a safe place. to slip and fall. New grass or thick grass may require a narrower cut. To De-Energize SmartTouch Starter •...
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Page 12: Making Adjustments
SECTION 6: MAKING ADJUSTMENTS ARNING: Do not at any time make any adjustments without first stopping engine and _lotch disconnecting spark plug wire. Lower Handle Cutting Height Your mower is shipped with the cutting height in the lowest position. The cutting height adjustment lever is located above the left rear wheel. -
Page 13: Maintaining Your Lawn Mower
ShiftLeverCable • Start engine and place shift lever in the third speed position. Refer to Figure 13. Periodic adjustment of the three-speed shift cable may • Stop engine and disconnect spark plug wire and be necessary due to normal wear on the cable. ground it against engine. - Page 14 Rear DischargeDoor Also, if the wheels are removed for any reason, lubricate the surface of the axle bolt and the inner • Lubricate the torsion spring and the pivot point on surface of the wheel with light oil. each end of the rear discharge door using a light oil. This will prevent rusting of the discharge door.
- Page 15 Move the cutting height adjustment to the highest Slide the belt out from between the belt keeper position. bracket and the idler pulley.See Figure 18. Remove the three hex screws holding the baffle to Squeeze the belt together and push it forward, the deck and pivot baffle towards the rear of the while pressing the control arm inward towards the mower.
- Page 16 Pinch both sides of the belt together so that the belt • Make sure the belt is routed inside the pulley halves is not in the pulley groove, and the lower pulley can and the belt guard pin. be pushed towards the engine. See Figure 21. •...
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Page 17: Troubleshooting
SECTION 10: TROUBLESHOOTING Problem Cause Remedy Engine fails to start Blade control handle disengaged. Engage blade control handle. Spark plug wire disconnected. Connect wire to spark plug. Fuel tank empty or stale fuel. Fill tank with clean, fresh gasoline. Blocked fuel line. Clean fuel line. - Page 18 YOURNOTES Date Comments...
- Page 19 Safety& Decorative Labels 777S30116 (MODEL PLATE ON RIGHT SIDE) 777S30118 777120291 777S30128 77706814 777S30145 I_DP, NGIR /I 777120877 777S30567...
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Page 20: Parts List
SECTION 11: PARTS LISTFORMODEL $979 IMPORTANT: proper workin machine, use Factory Approved Parts. V-BELTS are specially designed to engag, and disengage safely. A substitute (nor OEM) V-Belt be dangerous disengaging completely. ___87... - Page 21 Model$979 Ref. Pa_ No. Ref. Pad No. Description Description Control Handle $47-0070 16855 Ratchet Pawl Plate 731-2623 Bail Cover (Not shown) 10622B Plastic Spring Ratchet 731-0904A 748-0381 Pawl RH Upper Control Handle 16864 748-0188B Pawl LH 6 Spd. Rack Cable Bracket Control Lever Shld Screw .340 ID x .285 OD 731-0620...
- Page 22 Model$979 63 /...
- Page 23 Model$979 Ref. Refi Part No. Part Description Part No. Part Description 720-0223 712-0896 Hex Jam Nut 1/4-28 Grip 732-0803A 782-7598 Spring Lever Belt Keeper 738-0529 741-0600 Shoulder Nut .825 x .165 Lg. Bearing 710-0751 732-0849A Cap Screw 1/4-20 x .620 Extension Spring 736-0270 Bell Washer .285 ID x .75 OD...
- Page 24 LIMITED WARRANTY FOR: 0 T_RtI RILT'__ The limited warranty set fedh below is given by Troy-Bilt Troy-Bilt LLC does net extend any warranty for LLC with respect to new merchandise purchased and used products sold or exported outside of the United in the United States, its possessions and territories.