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21” Self Starter 

Self Propelled 

Mower

Model 979T

Operator’s Manual

PRINTED IN U.S.A.

FORM NO. 770-10455.fm

(1/2001)

IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY

MTD PRODUCTS INC. P.O. BOX 368022 CLEVELAND, OHIO 44136-9722

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 368022 Cleveland, Ohio 44136-9722.

Summary of Contents for 979T

Page 1: ...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 lan...

Page 2: ...1 17 36 65 24 34 18 32 26 28 13 35 12 47 A 22 23 27 16 25 31 26 33 30 15 14 28 26 20 11 29 60 51 58 64 38 7 55 56 59 61 16 25 31 39 37 73 6 1 2 4 5 1 6 3 6 2 44 Pulley Assembly For Reference Only 45 49 45 46 47 48 43 42 48 43 9 5 4 5 4 74 78 80 77 79 75 76 68 68 67 69 70 9 8 10 8 61 54 53 50 52 72 2 66 ...

Page 3: ...Shld Spa 385 I D X 715 Lg 36 782 0568 Brkt Ht Adj Spring 37 682 3052 Handle Brkt Ass y R H 38 682 3053 Handle Brkt Ass y L H 39 710 1348 Scr AB 1 4 14 x 500 40 731 1901 Trail Shield 41 732 0842 Trail Shield Wire 42 611 0064 Fr Axle Ass y 43 710 1241 Hx Scr Wash Hd Hi Lo 44 710 1242 Scr Torx Truss Hi Lo 45 714 0104 Cotter Pin 072 x 1 12 Lg 46 731 1829 Fr Axle Cover Yellow 47 736 0286 Bowed Washer 4...

Page 4: ...22 Model 979T 27 A A 9 13 10 14 15 7 11 8 37 26 25 4 3 6 5 34 28 5 3 35 36 30 32 38 2 39 33 38 2 31 1 12 16 24 22 19 23 20 17 21 18 ...

Page 5: ...sing 17 731 0924 6 Speed Shift Lever 18 713 0397 Gear Insert 19 710 1667A C Sunk Tap Screw 10 x 75 L 20 732 0627 Shift Lever Spring 21 16864 6 Spd Rack Cable Brkt 22 731 0905A Lower Control Housing 23 731 0906 Cable Mounting Cap 24 731 0620 Control Lever 25 746 0939 6 Spd Cable 26 746 0711A S P Cable 27 647 0058 Control Handle 28 720 0294 Foam Grip 2 Reqd 29 749 1405 Upper Handle 30 749 0907A Lowe...

Page 6: ...24 Model 979T 15 2 8 1 4 11 3 13 10 12 17 18 5 7 16 14 6 9 19 ...

Page 7: ...07 Torsion Spring LH 8 736 0270 Bell Wash 265 X 75 X 062 9 736 0329 Lock Wash 1 4 Reg Duty 10 736 0526 Wave Wash 1 38 x 88 x 029 11 738 0924 Shld Scr 375 x1 4 14AB 12 750 1070 Slev Spcr 88 IDx1 00 OD x 48 13 750 1071 Slev Spcr 88ID x1 13ID x 12 14 756 0625 Roller Cable 15 782 7574A 6 Spd Cable Adj Bracket 16 782 7575A 6 Spd Cable Mt Bracket 17 782 7596 6 Sp Control Arm 18 782 7597 6 Sp Pivot Brack...

Page 8: ...26 Model 979T 34 ...

Page 9: ...r 885 x 1 45 14 721 0329 Oil Seal 15 618 0253 Upper Housing Assembly 16 736 0616 Thrust Washer 504 x 70 17 717 1487 Pinion Shaft 10T 18 736 0314 Thrust Washer 3 8 x 70 19 736 0569 Thrust Washer 388 x 625 20 618 0252 Lower Housing Assembly 21 710 0642 Hex Screw 1 2 20 x 75 22 782 7601A Cable Bracket 23 741 0674 Bearing 24 611 0066 Shaft Assembly 25 721 0325 Plug 26 717 1469 Gear 34T 27 711 1168 Out...

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