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Cub Cadet 979 Operator's Manual

21” self-propelled mower
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OPERATOR'S MANUAL
21" Self-Propelled
Mower

Model Number

979
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 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 368023 Cleveland, Ohio 44136-9722.
CUB CADET LLC P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
770-10089C.fm
PRINTED IN U.S.A.
FORM NO.
(11/01)

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Summary of Contents for Cub Cadet 979

  • Page 1: Model Number

    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 368023 Cleveland, Ohio 44136-9722. CUB CADET LLC P.O. BOX 361131 CLEVELAND, OHIO 44136-0019 770-10089C.fm PRINTED IN U.S.A.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS Content Page Important Safe Operation Practices..............3 Slope Gauge...................... 6 Assembling Your Lawn Mower................7 Know Your Lawn Mower ..................8 Operating Your Lawn Mower ................9 Making Adjustments ..................11 Maintaining Your Lawn Mower................12 Troubleshooting ....................16 Parts List ......................

  • Page 3: Important Safe Operation Practices

    SECTION 1: IMPORTANT SAFE OPERATION PRACTICES 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: Slope Gauge

    unclogging the chute. The cutting blade continues to obscure your vision of a child who may run into the rotate for a few seconds after the engine is shut off. Never mower. place any part of the body in the blade area until you are Keep children away from hot or running engines.
  • Page 5 Check the blade and engine mounting bolts at frequent Grass catcher components, discharge cover, and trail intervals for proper tightness. Also, visually inspect blade shield are subject to wear and damage which could for damage (e.g., bent, cracked, worn) Replace blade expose moving parts or allow objects to be thrown.
  • Page 6 SIGHT AND HOLD THIS LEVEL WITH A VERTICAL TREE A POWER POLE A CORNER OF A BUILDING OR A FENCE POST 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.

  • Page 7: Assembling Your Lawn Mower

    SECTION 3: ASSEMBLING YOUR LAWN MOWER This unit is shipped without gasoline or oil IMPORTANT: Handle Assembly in the engine. Be certain to service engine with gasoline and oil as instructed in the separate engine manual before operating your mower. NOTE: Reference to right or left hand side of the mower is observed from the operating position.

  • Page 8: Know Your Lawn Mower

    NOTE: Make certain the drive cable is routed around the outside and above the lower handle so it does not Lower interfere with attaching the grass bag. Handle • The rope guide, which is connected to the support Starter Rope rod, is located on the right side of lower handle.

  • Page 9: Operating Your Lawn Mower

    SECTION 5: OPERATING YOUR LAWN MOWER Towards Better Mower Performance 1. Pour fresh, clean gasoline into the mower’s gas 5. Hold control handle down and pull rope firmly to tank until the tank is full. Do not use gasoline start the engine. that is more than 30 days old.

  • Page 10: Attaching The Grass Bag

    the engine. Such objects could be accidently thrown by • Replace with grass bag adapter, while making the mower in any direction and cause serious personal sure the front lip of adapter goes under the edge of injury to the operator and others. the deck.

  • Page 11: Making Adjustments

    SECTION 6: MAKING ADJUSTMENTS WARNING: Do not at any time make any • Place the hairpin clips in the inner holes in the weld adjustments without first stopping engine pins and insert the carriage bolts the upper hole on and disconnecting spark plug wire. the handle mounting bracket and secure with plastic wing nuts.

  • Page 12: Maintaining Your Lawn Mower

    required due to normal wear on the cable. Adjustment • Loosen hex nut which secures the adjustable cable is needed if all six speeds do not work. bracket. See Figure 14. • Push back on the adjustable cable bracket and The adjustable cable bracket is located on the left side tighten hex nut.
  • Page 13 • Periodically check all fasteners and make sure usually indicate that the air cleaner should be these are tight. serviced. To service the air cleaner, refer to the • Follow the maintenance schedule under Customer separate engine manual packed with your unit. Responsibilities to get quality performance from •...
  • Page 14 speeds. It may cause damage to the mower, and could • Remove the hex bolt from the rear of unit holding break causing personal injury. the transmission to the mower housing. See Figure 18. The blade can be tested by balancing it on a round shaft screwdriver.

  • Page 15: Storing Your Lawn Mower

    • Pinch both sides of the belt together so that the belt Six-Speed is not in the pulley groove, and the lower pulley can Belt Cable Slot be pushed towards the engine. See Figure 22. Control Lower Pulley Half Belt Belt Lower Guard Pin...

  • Page 16: Troubleshooting

    • Refer to engine manual for correct engine storage NOTE: When storing any type of power equipment in a instructions. poorly ventilated or metal storage shed, care should be • Coat mower’s cutting blade with chassis grease to taken to rust-proof the equipment. Using a light oil or prevent rusting.
  • Page 17 Notes...

  • Page 18: Parts List

    Model 979 36 37...
  • Page 19 Model 979 Ref. Ref. Part No. Part Description Part No. Part Description 748-0381 Pawl RH 647-0004 Control Handle 748-0188B Pawl LH 731-0904A Upper Control Handle 738-0137A Shld Screw .340 ID x .285 OD 16864 6 Spd. Rack Cable Bracket 731-0620 Control Lever 748-0318 Wheel Rachet...
  • Page 20 Model 979...
  • Page 21 Model 979 Ref. Ref. Part No. Part Description Part No. Part Description 712-0896 Hex Jam Nut 1/4-28 720-0223 Grip 732-0803A Spring Lever 782-7598 Belt Keeper 738-0529 Shoulder Nut .825 x .165 Lg. 741-0600 Bearing 710-0751 Cap Screw 1/4-20 x .620 732-0849A Extension Spring 736-0270...
  • Page 24 MANUFACTURER’S LIMITED WARRANTY FOR: The limited warranty set forth below is given by Cub Cadet Cub Cadet LLC does not extend any warranty for LLC with respect to new merchandise purchased and used in products sold or exported outside of the United States, the United States, its possessions and territories.

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