Snapper YT User Manual

Parts Manual

Lawn Tractors & Mower Decks

16HP Tractors

Mfg. No. Description

1694368 YT1644, 16HP Hydro

18HP Tractors

Mfg. No. Description

1694369 YT1850, 18HP Hydro

Mower Decks

Mfg. No. Description

1694371 44" Mower Deck 1694372 50" Mower Deck

YT Series

02/2003

Rev.

TP 400-3821-00-CQ-N

Table Of Content

s

TRACTOR / MOWER DECK COMPONENTS PAGES

Frame Group .........................................................................................................................

Steering Group - Manual Steering .........................................................................................

Engine & Electric Clutch Group - 16HP Briggs & Stratton, Vanguard ...................................

Transmission Group ..............................................................................................................

Transmission SERVICE PARTS - Tuff Torq K-66L ...............................................................

Lift Group - Manual Lift ..........................................................................................................

Controls Group ......................................................................................................................

Cruise Control Group ............................................................................................................

Electrical Group .....................................................................................................................

Hood, Grill & Dash Group ......................................................................................................

Seat & Seat Deck Group .......................................................................................................

Wheels & Tires Group ...........................................................................................................

Decals Group - Brand & Model ..............................................................................................

Decals Group - Safety & Common ........................................................................................

44" & 50" Mower Deck - Clutch & Support ............................................................................

44" & 50" Mower Decks - Housing, Arbors & Blades .............................................................

44" Mower Deck - Height Adjustment & Roller Bar ...............................................................

2 6

8 10 14 20 22 26 28 32 34 36 38 40 42 44 48

50" Mower Deck - Height Adjustment & Roller Bar ...............................................................

Torque Specification Chart ..................................................................... Inside Back Cover

52

Frame Group

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

1

Torque to

150 ft. lbs.

(202 Nm)

34

33

985881

4

6

5

2

3

7

8

9

10

32

29

11

31

27

30

37

21

36

35

26

29

Torque to

150 ft. lbs.

(202 Nm)

28

43

21

12

13

16

23

25

11

Torque to

22-40 ft. lbs.

(30-54 Nm)

43

20

24

1718

21

17

22

43

11

15

16

19

Service Kit 1686985

42

1411

Torque to

55-60 ft. lbs.

(74-81 Nm)

38

39

40

21

41

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

2

TP 400-3821-00-CQ-N

Frame Group

PART NO. DESCRIPTIONREF NO. QTY.

1 1721748 1 TOWER & SUPPORT ASSEMBLY 2 1923683 4 CAPSCREW, Hex Washer Head Taptite, 3/8-16 x 3/4 3 1960541 4 CAPSCREW, Hex Washer Head Taptite, 5/16-18 x 3/4 4 1723528 1 SUPPORT, Seat Deck 5 1928352 2 NUT, Hex Flange 3/8-16 Whiz Lock, Large 6 1930644 2 NUT, Hex Flange Two-Way Lock, 1/2-13 7 1722602 1 BACKPLATE, 8 1923114 2 CAPSCREW, Hex Head 1/2-13 x 1, Black

9 1921210 2 CAPSCREW, Hex Head 3/8-16 x 1, Black 10 1721572 1 FRAME ASSEMBLY, Front & Rear 11 1930645 7 NUT, Hex Flange Two-Way Lock, 3/8-16 12 1922755 1 WASHER, 3/8, Black 13 1960103 2 WASHER, 3/8, Black 14 1722541 1 LINK, Drag 15 1919262 1 NUT, Hex Jam 1/2-20 16 1702779 1 JOINT, Ball 17 1708236 1 SPACER, 3/8 x 1/2 x 5/8 18 1931350 2 CARRIAGE BOLT, 3/8-16 x 1 19 1722626 1 ROD, Tie 20 1611705 2 SPACER, 25/64 x 5/8 x 5/16, Powder Metal 21 1721682 6 BUSHING, 31/32 x 1-1/4 x 3/4, Powder Metal 22 1930650 2 NUT, Hex Flange Two-Way Lock, 7/16-14 23 1722200 1 AXLE ASSEMBLY w/LH Spindle, (Includes Ref. Nos, 21, 35, 36, 37 & 43) 24 1931352 1 CARRIAGE BOLT, 3/8-16 x 1-1/2 25 1721752 1 SPACER, 11/16 x 21/32 x 2 3/32 26 1927531 2 CAPSCREW, Hex Head, 7/16-14 x 2 G8 27 1721918 1 HOOK, "J" 28 960645 1 CAPSCREW, Hex Head, 5/8-11 x 3-1/2 29 1960035 2 WASHER, 5/8 30 1933260 4 CAPSCREW, Hex Flange Whiz Lock, 3/8-16 x 3/4 31 1721805 1 BUMPER, Black 31 1723502 1 BUMPER, Chrome 32 1960086 4 SCREW, Truss Head Torque Drive, 5/16-18 x 7/8 33 960646 1 NUT, Hex Flange Two-Way Lock, 5/8-11 34 1722212 1 PLATE 35 1919394 1 WASHER, 1 36 932577 1 RETIANING RING 37 1722199 1 SPINDLE, RH 38 923485 1 CAPSCREW, 3/8-16 x 7/8, GR8 39 1663151 1 LOCKWASHER, 3/8

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

3

TP 400-3821-00-CQ-N

Frame Group

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

1

Torque to

150 ft. lbs.

(202 Nm)

34

33

985881

4

6

5

2

3

7

8

9

10

32

29

11

31

27

30

37

21

36

35

26

29

Torque to

150 ft. lbs.

(202 Nm)

28

43

21

12

13

16

23

25

11

Torque to

22-40 ft. lbs.

(30-54 Nm)

43

20

24

1718

21

17

22

43

11

15

16

19

Service Kit 1686985

42

1411

Torque to

55-60 ft. lbs.

(74-81 Nm)

38

39

40

21

41

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

4

TP 400-3821-00-CQ-N

Frame Group

PART NO. DESCRIPTIONREF NO. QTY.

40 1725112 1 HUB & ARM ASSEMBLY 41 930671 1 KEY, WOodruff 42 1724264 1 SPINDLE, LH 43 1704314 3 FITTING, Lube

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

5

TP 400-3821-00-CQ-N

Steering Group - Manual Steering

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

986283

2

Steering cap snaps

1

5

6

15

21

8

9

over steering wheel.

3

7

4

20

Torque to 36-44 ft. lbs. or 48-60 Nm

19

Bearing mounts below frame. Slide pinion on steering shaft into gear before tightening nuts.

18

Use washers

5

as required.

17

15

16

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

10

6

5

11

12

14

13

Torque to 36-44 ft. lbs. or 48-60 Nm

2003

6

TP 400-3821-00-CQ-N

Steering Group - Manual Steering

PART NO. DESCRIPTIONREF NO. QTY.

1 1722318 1 STEERING WHEEL, Straight, Shaft

2 1725024 1 CAP, Steering Wheel, Plain

3 1960540 1 PIN, Spring, 5/16 x 2-1/2

4 1722749 1 COVER, Rubber, Upper Steering Shaft

5 1960114 5 WASHER, 3/4

6 176440 2 BUSHING, 15/32 x 7/8 x 7/8, Nylon

7 928372 2 NUT, Hex KEPS 1/4-20

8 1721736 1 PLATE, Mounting Steering

9 1960518 2 NUT, Push 10 1931317 2 CARRIAGE BOLT, 1/4-20 x 3/4 11 1722385 1 GEAR & SHAFT ASSEMBLY, Steering 12 1960032 1 CAPSCREW, Hex Head, 3/8-16 x 1-1/4, Black 13 1930645 1 NUT, Hex Flange Two-Way Lock, 3/8-16 14 1664847 2 CAPSCREW, Hex Washer Head Taptite, 5/16-18 x 3/4 15 1721626 1 SHAFT & PINION ASSEMBLY, Steering Manual 16 1611710 1 RING, Clipring Extension 17 1722459 1 BEARING, 3/4 x 1-11/16 x 13/16, 3" Long Housing 18 1722461 1 SPACER, 3/4 x 1-1/16 x 3/8, Powder Metal 19 1931211 2 NUT, Hex Flange Whiz Lock, 3/8-16, Small 20 1933260 2 CAPSCREW, Hex Whiz Lock Flange, 3/8-16 x 3/4, Black 21 1919314 1 PIN, Cotter, 1-1/4, Black

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

7

TP 400-3821-00-CQ-N

Engine & Electric Clutch Group - 16HP Briggs & Stratton, Vanguard

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

Engine manufactures

gasket & hardware.

Torque to 18 ft. lbs.

(25 Nm)

30

29

985902

3

1

2

31

32

4

6

5

B&S Vandguard Twin:

Tie cables to Left

Hand side of shield.

7

8

7

9

26

25

24

27

22

11

23

21

Note: Orentation of All Keys

28

26

10

20

19

18

17

Torque to

45-50 ft. lbs.

(61-68 Nm)

Engine Ground

Wire

Torque to

19-23 ft. lbs.

(26-31 Nm)

12

14

15

16

Position pulley

chamfer side up.

Tie clutch wire

to spring away

from pulley.

13

10

11

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

8

TP 400-3821-00-CQ-N

Engine & Electric Clutch Group - 16HP Briggs & Stratton, Vanguard

PART NO. DESCRIPTIONREF NO. QTY.

1 1723165 1 HOSE, Oil Drain, 10-1/2" Long, 3/8-18 Fittings

2 * 1 ENGINE, 16HP Briggs & Stratton Vanguard Twin, Model 303777, Type

1114 3 1719847 1 SEAL, Circle 4 1722388 1 BULKHEAD 5 1925003 2 CAPSCREW, Hex Washer Head Taptite, 1/2-20 x 1/2, Black 6 1721950 1 CONTROL, Throttle Double 39" Long w/Knobs 7 1701011 2 TIE, Wire, 7-5/16" Long 8 960112 2 CLAMP, Hose Type E 9 1718678 1 HOSE, Fuel, 59" Long

10 1722392 2 SHIELD, Side 11 1929000 8 CAPSCREW, Hex Washer Head Taptite, 1/4-20 x 3/8 12 1722288 1 PULLEY & HUB ASSEMBLY 13 932747 1 TIE, Self Locking, 3-5/8 Long 14 1708264 1 WASHER, Hex, 7/16, Black 15 1918199 1 LOCKWASHER, 7/16 16 1960648 1 CAPSCREW, Hex Head, 7/16-20 x 3-3/4 17 1717664 1 CLUTCH, Electric 18 1720463 1 KEY, HI PRO, 1/4 x 2 1/2 19 930598 4 CAPSCREW, Hex Washer Head Taptite, 3/8-16 x 1-1/2 20 920427 1 LOCKWASHER, External Tooth, 3/8 21 1722414 1 SHIELD, Muffler Bottom 22 1960368 8 NUT, Speed, 1/4-20, Lug 23 1960295 4 CAPSCREW, Hex Flange Whiz Lock, 1/4-20 x 5/8 24 1935255 2 NUT, Speed, 5/16-18, Lug, Black 25 1722389 1 DUCT, Muffler Top 26 934683 2 CLIP, Wire 1/8 27 1722390 1 DUCT, Muffler Extension 28 1924856 2 CAPSCREW, Hex Washer Head Taptite, 5/16-18 x 1/2, Black 29 1722625 1 MUFFLER, Briggs & Stratton, Vanguard Twin 30 * 1 GASKET, Briggs & Stratton, Vanguard Twin 31 1917356 4 LOCKWASHER, 5/16 32 960660 4 CAPSCREW, Hex Flange Whiz Lock, 5/16-18 x 7/8

Footnotes

* See your local Briggs & Stratton distributor for parts and service.

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

9

TP 400-3821-00-CQ-N

Transmission Group

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

4

3

2

1

45

44

Torque nut to 29 - 34 ft. lbs.

(39 - 46 Nm)

43

42

41

985888

48

46

7

37

15

19

20

18

Left

17

12

16

13

9

8

14

15

21

22

10

11

Route through Right

Hand slot of back plate.

6

5

47

40

34

39

38

37

10

32

33

15

13

36

Spring to be

compressed to

2-1/2 inches with

brake locked.

13

35

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

17

30

29

31

Right

Right Hand

Side Only.

15

28

27

Right Hand

Side

23

24

25

26

Left Hand

Side

2003

10

TP 400-3821-00-CQ-N

Transmission Group

PART NO. DESCRIPTIONREF NO. QTY.

1 1920397 2 NUT, Hex Lock ESNA Light, 1/4-20 2 1960654 2 SCREW, Truss Head, 1/4-20 x 2 3 1722174 1 PAD, Footrest, LH, Differential Lock 4 1722173 1 PAD, Footrest, RH 5 1960636 1 NUT, Hex KEPS, 5/16-18 6 1704351 15 FASTENER, 11/16" Long, Stem Plastic 7 1928352 2 NUT, Hex Flange Whiz Lock, 3/8-16, Large 8 1960637 6 NUT, Hex KEPS, 3/8-16 9 1931350 6 CARRIAGE BOLT, 3/8-16 x 1

10 1919438 6 NUT, Hex Lock ESNA Light, 5/16-18 11 1721728 2 SUPPORT 12 1676148 2 BUSHING, 5/8 x 3/4 x 13/32, Powder Metal 13 1924940 4 WASHER, 3/8 14 1922130 1 CAPSCREW, Hex Head, 3/8-16 x 2-1/4 15 1722460 7 PIN, Quick 16 1722151 1 ROD, Differential Lock, 15-3/16 Long 17 1925125 2 WASHER, 7/16 18 1721360 1 ROD & TUBE ASSEMBLY, Differential Lock Pedal 19 1716289 1 KNOB 20 1669105 1 SPACER, 25/64 x 5/8 x 1-1/2, Hardened 21 1723126 1 KNOB, 3 Sided Soft 22 1721622 1 ROD, Free Wheel, 18-3/16 Long 23 1921210 1 CAPSCREW, Hex Head, 3/8-16 x 1, Black 24 1722903 1 PIVOT ASSEMBLY, Differential Lock 25 1919326 2 WASHER, 5/16, Black 26 1923141 2 CAPSCREW, Hex Head, 5/16-18 x 2 3/4, Black 27 1960590 2 CAPSCREW, Hex Head, 5/16-18 x 3, Black 28 1722152 1 ROD, Differential Latch, 2 Bends, 6-3/16 Long 29 1921333 1 CAPSCREW, Hex Head, 5/16-18 x 1 30 1722383 1 ARM, Differential Lo c k 31 1721952 1 TRANSMISSION ASSEMBLY, K66 Transmission 32 1918447 1 PIN, Cotter, 3/4, Black 33 1721424 1 ROD, Brake, 17-27/64 Lo ng 34 1722684 1 SPRING, Compression 35 8191045 1 SPRING, Compression 36 1919439 1 NUT, Hex Lock, ESNA Light 3/8-16 37 1960141 2 WASHER, 5/16 38 1960027 1 WASHER, 1/2 39 1722648 1 BEARING, 1/2 x 9/16 x 3/4, Nylon 40 1721988 1 ARM & WELD PINS ASSEMBLY, Control K66

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

11

TP 400-3821-00-CQ-N

Transmission Group

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

4

3

2

1

45

44

Torque nut to 29 - 34 ft. lbs.

(39 - 46 Nm)

43

42

41

985888

48

46

7

37

15

19

20

18

Left

17

12

16

13

9

8

14

15

21

22

10

11

Route through Right

Hand slot of back plate.

6

5

47

40

34

39

38

37

10

32

33

15

13

36

Spring to be

compressed to

2-1/2 inches with

brake locked.

13

35

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

17

30

29

31

Right

Right Hand

Side Only.

15

28

27

Right Hand

Side

23

24

25

26

Left Hand

Side

2003

12

TP 400-3821-00-CQ-N

Transmission Group

PART NO. DESCRIPTIONREF NO. QTY.

41 1721392 1 V-BELT 42 1722194 1 PULLEY & HUB ASSEMBLY, Transmission 43 1719968 1 NUT, Hex Flange, M10-1.5, Nylon Insert 44 1719233 1 FAN, 5 Blades, 3 Holes 45 1933958 3 CAPSCREW, Hex Washer Head Taptite, 1/4-20 x 1-1/8 46 1931335 1 CARRIAGE BOLT, 5/16-18 x 1 47 1721593 1 STRAP, 4-1/4 Long 48 1921719 1 CAPSCREW, Hex Head, 5/16-18 x 2-1/2

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

13

TP 400-3821-00-CQ-N

Transmission SERVICE PARTS - Tuff Torq K-66L

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

91

1721952

1

104

103

102

93

92

90

6

89

7484

81

100

101

4

6

26

99

94

13

88

87

83

82

5

80



79

98

97

6

96

12

95

86

85

26

25

2

3

55

7

8

9

10

11

12

24

23

22

16

15

14

10

20

13

27

17

18

19

21



107

6

63

67

31

33

34

35

32

5

42

40

41

44

53

51

52

106

62

36

37

38

41

59

105

39

31

29

45

50

76

77

78

51

52

75

20

73

72

28

30

47

55

53

54

74

60

71

70

46

48

49

56

57

58

61

64

65

68

69

66

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

14

TP 400-3821-00-CQ-N

Transmission SERVICE PARTS - Tuff Torq K-66L

PART NO. DESCRIPTIONREF NO. QTY.

1 1718076 1 RING E15 2 1724314 1 FAN 3 1708651 1 SEAL 4 1708650 1 RING 35 5 1708672 4 RING 15 6 1718083 1 BEARING 6202UC3 7 1724699 1 SHAFT, PUMP 8 1722223 1 PIN 3 x 13.8 9 1724696 1 CAP, M20B

10 1720789 2 O-RING, P18 11 1724692 1 HOUSING, UPPER 12 1724693 2 BUSHING, 25.4 13 1718264 2 SEAL S25.4 x 42 x 8 14 1724695 1 BOLT, 8 x 20 15 1724746 1 FITTING 16 1724745 1 SEAL, 8 17 1724740 1 VALVE, VENT 15 18 1724742 1 TANK, RESERVOIR 19 1724743 1 PIPE, 8 20 1707890 3 SCREW, TAPPING 21 1724744 1 BRACKET, TANK 22 1724708 1 ARM, CONTROL 23 1724709 1 SPRING, TORSION 24 1721181 1 COLLAR, CONTROL 25 1721966 1 WASHER 17 x 30 x 1 26 1707912 2 RING 27 1724697 1 CASE, CENTER 28 1718070 1 PIN 3 x 9.8 29 1724698 3 BOLT, 10 x 65 30 1718084 1 WASHER 12 x 24 x 1 31 1718079 2 CYLINDER BLOCK 32 1708675 1 BEARING, THRUST 33 1724700 1 HOUSING 34 1724702 1 BEARING, 6302UC3 35 1724701 1 SHAFT, MOTOR 36 1724723 1 DISC, BRAKE 37 1724726 1 ACTUATOR, BRAKE 38 1724724 1 SHOE, BRAKE 39 1724725 1 SHIM SET 40 1724714 1 SHAFT, FINAL PINION

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

15

TP 400-3821-00-CQ-N

Transmission SERVICE PARTS - Tuff Torq K-66L

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

91

1721952

1

104

103

102

93

92

90

6

89

7484

81

100

101

4

6

26

99

94

13

88

87

83

82

5

80



79

98

97

6

96

12

95

86

85

26

25

2

3

55

7

8

9

10

11

12

24

23

22

16

15

14

10

20

13

27

17

18

19

21



107

6

63

67

31

33

34

35

32

5

42

40

41

44

53

51

52

106

62

36

37

38

41

59

105

39

31

29

45

50

76

77

78

51

52

75

20

73

72

28

30

47

55

53

54

74

60

71

70

46

48

49

56

57

58

61

64

65

68

69

66

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

16

TP 400-3821-00-CQ-N

Transmission SERVICE PARTS - Tuff Torq K-66L

PART NO. DESCRIPTIONREF NO. QTY.

41 1724715 2 WASHER, 15 x 32 x 3.2 42 1724717 1 PINION, FINAL 44 1724716 1 GEAR, REDUCTION 45 1720761 1 FILTER (25) 46 1724729 1 PUMP, CHARGE 47 1724730 1 SPRING, CHARGE PUMP 48 1724733 1 FORK, PIVOT 49 1724731 1 FORK, DIFF LOCK 50 1724719 1 SHAFT, AXLE RH #1 51 1720860 2 BUSHING 52 1720858 2 THRUST WASHER 53 1720859 2 RING 54 1724720 1 COLLAR, 25.4 55 1724737 8 PIN, DIFF LOCK 56 1724736 1 SLIDER, DIFF LOCK 57 1724738 1 PLATE, DIFF LOCK 58 1718262 1 DIFFERENTIAL GEAR KIT 59 1724718 1 SHAFT, AXLE LH #1 60 1718065 1 MAGNET 61 1720761 1 FILTER (25) 62 1724734 1 HOOK, SPRING 63 1724739 2 PACKING, 1AG25 64 1724732 1 ARM, DIFF LOCK 65 1724735 1 PLATE, ARM 66 1720788 2 BOLT 10 x 12 67 1724741 1 SPRING, RETURN 68 1720796 2 WASHER, SEAL 69 1720788 1 BOLT 10 x 12 70 1718226 5 BOLT, 8 x 75 71 1707789 5 SCREW, TAPPING 72 1720807 1 CAP (M40) 73 1720808 1 PACKING 1A 2040 74 1724704 1 STAY 75 1718039 1 SHOCK ABSORBER 76 1724706 1 LEVER, CONTROL 77 1724705 1 PIN 78 1724707 1 PIN, 3.5 x 25 79 1718234 1 PUMP SHAFT 80 1721267 1 THRUST PLATE A 81 1718237 1 BEARING K81106

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

17

TP 400-3821-00-CQ-N

Transmission SERVICE PARTS - Tuff Torq K-66L

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

91

1721952

1

104

103

102

93

92

90

6

89

7484

81

100

101

4

6

26

99

94

13

88

87

83

82

5

80



79

98

97

6

96

12

95

86

85

26

25

2

3

55

7

8

9

10

11

12

24

23

22

16

15

14

10

20

13

27

17

18

19

21



107

6

63

67

31

33

34

35

32

5

42

40

41

44

53

51

52

106

62

36

37

38

41

59

105

39

31

29

45

50

76

77

78

51

52

75

20

73

72

28

30

47

55

53

54

74

60

71

70

46

48

49

56

57

58

61

64

65

68

69

66

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

18

TP 400-3821-00-CQ-N

Transmission SERVICE PARTS - Tuff Torq K-66L

PART NO. DESCRIPTIONREF NO. QTY.

82 1718239 1 THRUST PLATE B 83 1724703 1 PLATE, SWASH 84 1718089 2 THRUST METAL 85 1718061 1 RING 86 1708684 1 SPRING 87 1724711 1 FULCRUM, ECCENTRICIT 88 1718097 1 PIN 6.0A x 25 89 1707879 2 PACKING 90 1708689 1 WASHER 91 1708692 1 NUT 12 92 1724712 1 PIN, 4 x 28 93 1718120 1 SEAL TC162606 94 1724710 1 SHAFT, CONTROL 95 1720838 1 SHAFT (BYPASS) 96 1708691 2 PACKING 97 1720418 1 LEVER, BYPASS 98 1720421 1 PIN 3.0A x 20

99 1724727 1 SHAFT, BRAKE HL #10 100 1724728 1 WASHER, 16 x 23 x 1.6 101 1708690 1 PACKING 102 1724722 1 SPRING, BRAKE 103 1718100 2 PIN 6.0A x 4.0 104 1724721 1 ARM, BRAKE 105 1724691 1 HOUSING, COMPLETE SET 106 1724694 1 HOUSING, LOWER 107 1724713 1 GEAR, FINAL

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

19

TP 400-3821-00-CQ-N

Lift Group - Manual Lift

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

Torque to

23-28 ft. lbs.

(31-38 Nm)

1

985894

2

3

4

6

7

Rotate clockwise

as far as possible

5

before tighting.

8

9

17

18

24

20

19

14

16

15

Assemble into

lower hole of Ref. Item 20.

23

21

22

13

11

1

12

10

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

20

TP 400-3821-00-CQ-N

Lift Group - Manual Lift

PART NO. DESCRIPTIONREF NO. QTY.

1 1927557 2 NUT, Hex Whiz Lock Flange, 5/16-18, Large, Black 2 1931333 4 CARRIAGE BOLT, 5/16-18 x 3/4 3 1722291 1 GRIP, Lift Lever 4 1723124 1 BUTTON, Red Nylon, for 1/4 Rod 5 1960518 1 NUT, Push 6 1723321 1 SPRING, Compression, Lift Lever 7 1721581 1 QUADRANT, Lift, Powdered Metal 8 1926149 2 CAPSCREW, Hex Head, 5/16-18 x 1, G8, Black

9 1721712 1 LEVER ASSEMBLY, Lift 10 1960636 5 NUT, Hex KEPS, 5/16-18 11 1722482 1 ROD, Latch 12 1722112 1 LOCK, Lift, Powdered Metal 13 156302 1 SPRING, Extension 14 1723163 1 SPACER, 1/2 x 3/4 x 23/32 15 1721652 1 BAR, Lift, 8-15/16 Long 16 1919381 1 WASHER, 5/16, Black 17 1921160 1 CAPSCREW, Hex Head, 5/16-18 x 2-1/4 18 1722819 1 PIN, Flat Head Drilled, 1/2 x 2-1/8 Long 19 1960033 1 CLIP, Hair Pin, 2-9/16 Long 20 1721654 1 SHAFT ASSEMBLY, Lift 21 1935255 1 NUT, Speed, 5/16-18, Lug 22 1675232 1 SPRING, Compression 23 1723499 1 RETAINER, Spring Flat 24 1722357 1 CAPSCREW, Hex Washer Head, 5/16-18 x 4-1/2

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

21

TP 400-3821-00-CQ-N

Controls Group

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

1

985882

3

2

4

7

5

30

35

29

36

34

33

16

38

37

32

31

28

39

31

25

27

36

26

40

18

19

25

41

24

42

18

20

22

9

6

7

21

11

8

12

13

14

16

17

1

4

23

5

10

11

15

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

22

TP 400-3821-00-CQ-N

Controls Group

PART NO. DESCRIPTIONREF NO. QTY.

1 1721353 1 ROD, Brake Lock

2 1721891 1 KNOB, Push On, Red Plastic "P"

3 1930591 1 CAPSCREW, Hex Flange Whiz Lock, 5/16-18 x 3/4

4 1919326 2 WASHER, 5/16, Black

5 1721476 1 ROD, Brake

6 1723242 1 SPACER, 11/32 x 9/16 x 1/2

7 1931353 2 CARRIAGE BOLT, 3/8-16 x 1 3/4

8 1663114 2 BUSHING, 5/8 x 3/4 x 3/4, Nylon

9 921133 1 FITTING, Lube, 1/ 4 10 1723278 1 SPRING, Extension 11 1722460 3 PIN, Quick 12 1724036 1 ARM & HUB ASSEMBLY, Idler 13 1960020 1 WASHER, 5/8 14 1704420 1 RING, Clipring Extension 15 1721134 1 PULLEY, w/Bearing 16 1924940 3 WASHER, 3/8 17 1919439 2 NUT, Hex Lock ESNA Light, 3/8-16 18 1721133 1 PULLEY, Idler 19 1723237 2 BUSHING, 1 x 1-1/8 x 5/8, Nylon 20 1722513 1 ARM, Brake 21 1722084 1 PEDAL ASSEMBLY, Foot 22 1931320 1 CARRIAGE BOLT, 1/4-20 x 1-1/4 23 1918447 1 PIN, Cotter, Black 24 1721354 1 LATCH, Brake 25 1664847 3 CAPSCREW, Hex Washer Head Taptite, 5/16-18 x 3/4 26 1919438 1 NUT, Hex Lock ESNA Light, 5/16-18 27 1919381 1 WASHER, 5/16, Black 28 1927557 2 NUT, Hex Flange Whiz Lock Large, 5/16-18 29 1722535 1 PEDAL, Brake 30 1721577 1 PAD, Brake Pedal 31 1931334 4 CARRIAGE BOLT, 5/16-18 x 7/8 32 1921333 2 CAPSCREW, 5/16-18 x 1 33 1722083 1 ACTUATOR, Switch 2.53" Long 34 1923683 1 CAPSCREW, Hex Washer Head Taptite, 3/8-16 x 3/4 35 1722070 1 PEDAL, Forward 36 1960636 4 NUT, Hex KEPS, 5/16-18 37 1721675 1 PAD, Foot Pedal Forward 38 1722071 1 PEDAL, Reverse 39 1721674 1 PAD, Foot Pedal Reverse 40 1920397 1 NUT, Hex Lock ESNA Light, 1/4-20

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

23

TP 400-3821-00-CQ-N

Controls Group

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

1

985882

3

2

4

7

5

30

35

29

36

34

33

16

38

37

32

31

28

39

31

25

27

36

26

40

18

19

25

41

24

42

18

20

22

9

6

7

21

11

8

12

13

14

16

17

1

4

23

5

10

11

15

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

24

TP 400-3821-00-CQ-N

Controls Group

PART NO. DESCRIPTIONREF NO. QTY.

41 1686612 1 CAM, Roller 42 1721995 1 SPRING, Extension

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

25

TP 400-3821-00-CQ-N

Cruise Control Group

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

3

2

1

985883

4

5

7

22

23

21

8

20

6

8

9

10

24

Control Arm from transmission group.

Brake arm at idler pivot.

16

17

18

Hole "A"

6

19

12

11

13

14

12

15

Hook into

hole "A"

of frame.

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

26

TP 400-3821-00-CQ-N

Cruise Control Group

PART NO. DESCRIPTIONREF NO. QTY.

1 1722314 1 COVER, w/Cruise Icon

2 1722293 1 CAPSCREW, 1/4-20 x 7/8

3 1722303 1 KNOB, Crui s e

4 1920397 1 NUT, Hex Lock ESNA Light, 1/4-20

5 1722003 1 LEVER & BRACKET ASSEMBLY, Cruise

6 1960103 2 WASHER, 3/8, Black

7 1931333 1 CARRIAGE BOLT, 5/16-18 x 3/4

8 1924361 2 WASHER, 1/2

9 1709043 1 SPACER, w/Flange, 11/32 x 15/32 x 3/4 10 1931342 1 CARRIAGE BOLT, 5/16-18 x 2 3/4 11 1960273 1 CARRIAGE BOLT, 5/16-18 x 2-1/4 12 1722460 2 PIN, Quick 13 1722117 1 ROD, Cruise 14 1722481 1 ROD, Return 15 159106 1 SPRING, Cruise Return to Frame 16 1960636 2 NUT, Hex KEPS, 5/16-18 17 1960001 2 CAPSCREW, Hex Washer Head Plastite, 10-14 x 5/8 18 1717050 1 SWITCH, Push, Neutral Start, Gray 19 1722080 1 SPACER, 11/32 x 5/8 x 1-13/32 20 1919326 1 WASHER, 5/16, Black 21 1919381 1 WASHER, 5/16, Black 22 1919438 1 NUT, Hex Lock ESNA Light, 5/16-18 23 1677746 1 SPRING, Compression 24 1918447 1 PIN, Cotter

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

27

TP 400-3821-00-CQ-N

Electrical Group

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

HOOD MOUNTED

1

3

2

4

UNDER HOOD

Tie main harness and starter wire up. Wires should not hang below side panel with hood closed.

To Electric

Clutch

To Charge Circuit

To Fuel

Shut-Off

21

To Oil

Pressure

Sensor

To Engine

Magneto

42

DASH MOUNTED

6

5

19

20

UNDER FRAME

41

Cruise Switch

(See Controls Group

for Mounting Hardware)

40

Pedal Switch

UNDER SEAT DECK

Seat Switch (NC)

39

35

38

7

8

17

18

Tie upper harness to tower.

UNDER HOOD

To Engine

Ground

34

21

9

16

3814

31

15

13

21

Tie solenoid

wires to harness.

To Engine

Starter

30

29

12

22

23

28

2111

Headlight

Switch

27

985911

10

Instrument

Panel

6

24

26

25

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

43

37

28

36

32

33

TP 400-3821-00-CQ-N

Electrical Group

PART NO. DESCRIPTIONREF NO. QTY.

1 1721810 1 HEADLIGHT ASSEMBLY, 4 Bulb, (Includes Ref. Nos. 2 & 3)

2 1677371 4 BULB, Headlight, 12.8V

3 1723451 4 SOCKET ASSEMBLY, Headlight, Sealed

4 1722669 1 HARNESS, Headlight

5 1722887 1 SWITCH, PTO Push/Pull Symbols

6 1925003 2 CAPSCREW, Hex Washer Head Taptite, 1/4-20 x 1/2, Black

7 1665238 1 BREAKER, Circuit, 12 Volt 20 Amps

8 1665237 1 WIRE, 12GA 5-15/16 Long, Red

9 1722611 1 PLUG, Hole, Square 10 1722228 1 PANEL, Instrument w/ Fuel Gage & Hour Meter 11 1920263 2 NUT, Hex, 5/16-24 12 920426 3 LOCKWASHER, External Tooth, 5/16 13 1722739 1 SOLENOID 14 1686734 1 SWITCH ASSEMBLY, Ignition 5/8-32, 6 Pin INDAK, (Includes Ref. Nos.

15, 16, 17, 18 & 19) 15 1717163 1 KEYS, Set of 2 16 1717550 1 COVER, For Ignition Switch, Plastic 17 1717549 1 NUT, Hex Flange, 5/8-32, Ignition Switch 18 1960547 1 LOCKWASHER, Internal Tooth, 5/8, Thin 19 101025 1 WASHER, Shim 20 1722715 1 HARNESS, Wiring Upper 21 1701011 3 TIE, Strap, 7-5/16 Long 22 1716951 1 SWITCH, Headlights , 2 Terminal 23 1713535 1 BOOT, Insulator Cable Terminal, 1-15/16 Long, Red 24 1721830 1 CABLE, #6 x 25" Long, Ring Terminals 25 1603618 1 CABLE, #6 x 8" Long, Ring Terminals 26 1677296 1 BOOT, Insulator Battery Terminal 27 916622 2 NUT, Hex, 1/4-20 28 916964 2 LOCKWASHER, 1/4 29 921319 2 WASHER, 1/4 30 923341 2 CAPSCREW, Hex Head, 1/4-20 x 3/4 31 1713163 1 CABLE, #6 x 26 Long, Ring Terminal 32 1685215 1 BATTERY, 12 Volt 33 1722009 1 STRAP, Battery, 14 Long, Rubber 34 1930531 5 SCREW, Truss Head Phillips, #10-32 x 1/2 35 1917365 5 LOCKWASHER, 3/16 #10 36 1722309 1 PLUG, Hole 3", Round 37 1686921 1 SENDER, Fuel Tank 38 1960536 2 CAPSCREW, Hex Washer Head Plastite, 1/4 x 1/2 39 1716368 1 SWITCH, Seat, Grey, NC 40 1723249 1 SWITCH, Push Button, Foot Pedal

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

29

TP 400-3821-00-CQ-N

Electrical Group

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

HOOD MOUNTED

1

3

2

4

UNDER HOOD

Tie main harness and starter wire up. Wires should not hang below side panel with hood closed.

To Electric

Clutch

To Charge Circuit

To Fuel

Shut-Off

21

To Oil

Pressure

Sensor

To Engine

Magneto

42

DASH MOUNTED

6

5

19

20

UNDER FRAME

41

Cruise Switch

(See Controls Group

for Mounting Hardware)

40

Pedal Switch

UNDER SEAT DECK

Seat Switch (NC)

39

34

35

38

7

8

17

18

21

Tie upper harness to tower.

UNDER HOOD

To Engine

Ground

9

16

3814

31

15

13

21

Tie solenoid

wires to harness.

To Engine

Starter

30

29

12

22

23

28

2111

Headlight

Switch

27

985911

10

Instrument

Panel

6

24

26

25

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

43

37

30

36

32

33

TP 400-3821-00-CQ-N

Electrical Group

PART NO. DESCRIPTIONREF NO. QTY.

41 1717050 1 SWITCH, Cruise Control, Grey, NO 42 1722716 1 HARNESS, Wiring Lower 43 1685303 GASKET

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

31

TP 400-3821-00-CQ-N

Hood, Grill & Dash Group

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

1

985897

2

3

4

5

3

12

11

See Electrical

Group

8

14

13

10

7

6

3

8

9

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

32

TP 400-3821-00-CQ-N

Hood, Grill & Dash Group

PART NO. DESCRIPTIONREF NO. QTY.

1 1721804 1 PANEL, RH Side, Orange 1 41721804 1 PANEL, RH Side, Red 2 1722110 1 HOOD, w/Louver, Orange 2 41722110 1 HOOD, w/Louver, Red 3 1960295 12 CAPSCREW, Hex Flange Whiz Lock, 1/4-20 x 5/8 4 1960392 1 SCREW, Pan Head Phillips, #10-24 x 1/2 5 1722107 1 DASHBOARD 6 1723123 1 ROD, Dash Support 7 1933896 1 NUT, Hex Lock, w/Nylon Insert, 10-24 8 1930641 12 NUT, Hex Flange Whiz Lock, 1/4-20, Large, Black 9 1721803 1 PANEL, LH Side, Orange

9 41721803 1 PANEL, LH Side, Red 10 1721808 1 HINGE, LH 11 1721802 1 GRILLE, Orange 11 41721802 1 GRILLE, Re d 12 1721810 1 HEADLIGHT ASSEMBLY, 4 Bulb (See Electrical Group for internal

components) 13 1721809 1 HINGE, RH 14 1722391 1 DUCT, Air Inlet

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

33

TP 400-3821-00-CQ-N

Seat & Seat Deck Group

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

2

1

31

30

985908

6

5

4

3

27

7

8

9

10

11

12

13

14

15

16

14

29

9

28

26

17

5

25

See Electrical

Group

9

20

22

32

33

24

18

19

Torque to

25-30 in. lbs.

21

23

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

34

TP 400-3821-00-CQ-N

Seat & Seat Deck Group

PART NO. DESCRIPTIONREF NO. QTY.

1 1722129 1 BRACKET, 1-5/8 x 1-3/4 2 1722307 1 * SEAT, 18" Back, Optional 2 1722306 1 * SEAT, 15" Back, Standard 3 1722128 1 SUPPORT, 4 172434 1 CLIP, Wire 5 1709256 2 WASHER, Spring, 5/16 x 1-1/4, Black 6 1714263 2 SPRING, Co m p r es s i o n 7 1919438 10 NUT, Hex Lock, ESNA Light 5/16-18 8 1717051 2 SPRING, Co m p r es s i o n

9 1930591 12 CAPSCREW, Hex Flange Whiz Lock, 5/16-18 x 3/4 10 1931339 2 CARRIAGE BOLT, 5/16-18 x 2 11 1931350 2 CARRIAGE BOLT, 3/8-16 x 1 12 1722356 1 SLIDE, Seat 13 1935255 4 NUT, Speed, 5/16-18, Lug 14 1930601 4 CAPSCREW, Hex Washer Head Taptite, 5/16-18 x 5/8 15 1722309 2 PLUG, Plastic 16 1722109 1 POD, with Cup Holder, LH 17 1921319 8 WASHER, 1/4 18 1916964 8 LOCKWASHER, 1/4 19 1921959 8 CAPSCREW, Hex Head, 1/4-20 x 5/8 20 1931277 4 NUT, Hex Flange, 5/16-18, Whiz Lock Small, Black 21 1715917 1 CAP, Gas 22 1722340 1 TUBE & ELBOW ASSEMBLY 23 1654930 1 BUSHING, 3/8 x 9/16 x 5/8, Rubber 24 1722432 1 TANK, Fuel 25 1960636 8 NUT, Hex KEPS, 5/16-18 26 1722106 1 DECK, Seat, Orange 26 41722106 1 DECK, Seat, Red 27 1722108 1 POD, RH with 2 Slots 28 1722105 1 TUNNEL, Orange 28 41722105 1 TUNNEL, Red 29 1663752 2 SPACER, 25/64 x 5/8 x 3/16, Hardened 30 1930645 2 NUT, Hex Flange Two-Way Lock, 3/8-16 31 1924940 2 WASHER, 3/8 32 1722300 1 FUEL GAUGE 33 1722337 1 GROMMET

Footnotes

* Arm Rest Kit - 1686907

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

35

TP 400-3821-00-CQ-N

Wheels & Tires Group

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

Front Wheels

W985914

2

3

1

4

5

6

4

Use as required.

7

8

9

10

11

12

Rear Wheels

13

14

16

17

15

18

6

8

Use as required.

7

20

19

10

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

36

TP 400-3821-00-CQ-N

Wheels & Tires Group

PART NO. DESCRIPTIONREF NO. QTY.

1 1722305 2 WHEEL & TIRE ASSEMBLY, Front, (Includes Ref. 2, 3, 4, 5 & 6)

2 1722833 2 TIRE, 16 x 6-1/2 - 8 Super Turf, Front

3 164247 2 TUBE, Tire 16 x 6-1/2 - 8, Front

4 1717056 4 BEARING, Ball

5 1722834 2 WHEEL, 5 3/8 x 7-15/16, Front

6 172353 4 VALVE STEM & CAP ASSEMBLY

7 1919394 4 WASHER

8 1722726 8 WASHER, Special, 1 x 2-1/2

9 932577 6 RING, Shaft 10 1722676 4 CAP, Hub Grey, 2-23/64 11 105337 2 KEY, HI PRO, 1/4 x 2 12 960200 4 WASHER 13 1723112 2 SPACER, 1-1/16 x 1-1/2 x 1-23/32, Black 14 1721400 2 PLATE & HUB ASSEMBLY, Rear Wheel w/Studs 15 1722766 2 WHEEL & TIRE ASSEMBLY, Rear 23" 16 1722830 2 TIRE, 23 x 10-1/2 - 12 Super Turf, Rear 17 157638 2 TUBE, Tire 23 x 10-1/2 - 12, Rear 18 1722831 2 WHEEL, 7 x 12, Rear 19 934712 2 RING, Shaft 20 177725 10 NUT, Hex 7/16-20, For Wheel Bolt

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

37

TP 400-3821-00-CQ-N

Decals Group - Brand & Model

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

B986279

1

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2

3

2003

38

TP 400-3821-00-CQ-N

Decals Group - Brand & Model

PART NO. DESCRIPTIONREF NO. QTY.

1 1725061 1 DECAL, Snapper

2 1725065 1 DECAL, Hood Stripe, Snapper, LH

2 1725066 1 DECAL, Hood Stripe, Snapper, RH

3 1725062 2 DECAL, YT1644

3 1725063 2 DECAL, YT1850

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

39

TP 400-3821-00-CQ-N

Decals Group - Safety & Common

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

1

9

8

C985914

4

3

1

DANGER

OPERATING ON SLOPES CAN BE DANGEROUS

SEE OPERATOR'S MANUAL. IF YOU CANNOT BACK-UP A HILL, DO NOT DRIVE ON IT.

DO NOT TOW TRACTOR! DAMAGE MAY RESULT TO TRANSMISSION.

6

AVOID SERIOUS INJURY OR DEATH

• READ OPERATOR'S MANUAL(S).

• KNOW LOCATION AND FUNCTION OF ALL CONTROLS.

• KEEP SAFETY DEVICES (GUARDS, SHIELDS, SWITCHES, ETC.) IN PLACE AND WORKING.

• REMOVE OBJECTS THAT COULD BE THROWN BY THE BLADE.

• DO NOT MOW WHEN CHILDREN OR OTHERS ARE AROUND.

• NEVER CARRY CHILDREN EVEN WITH BLADES OFF.

• LOOK DOWN AND BEHIND BEFORE AND WHILE BACKING.

• AVOID SUDDEN TURNS.

• IF YOU CANNOT BACK UP A HILL, DO NOT OPERATE ON IT.

• GO UP AND DOWN SLOPES, NOT ACROSS.

• IF MACHINE STOPS GOING UPHILL, STOP BLADE AND BACK DOWN SLOWLY.

• BE SURE BLADE(S) AND ENGINE ARE STOPPED BEFORE PLACING HANDS OR FEET NEAR BLADE(S).

• WHEN LEAVING MACHINE, SHUT OFF ENGINE, REMOVE KEY, AND SET PARKING BRAKE.

5

WARNING

1723143

DANGER

ROTATING BLADES CUT OFF ARMS AND LEGS

STOP MOWER WHEN CHILDREN ARE NEAR. NO RIDERS — THEY FALL OFF.

1722814-02

2

3

4

5

6

7

18

17

19

17

12

16

11

13

44" and 50" mower decks

54" mower deck

13

10

12

11

14

15

14

19

14

18

15

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

40

TP 400-3821-00-CQ-N

Decals Group - Safety & Common

PART NO. DESCRIPTIONREF NO. QTY.

1 1722806 1 DECAL, Ignition Switch Symbols, White/Black

2 1718025 1 DECAL, Automatic Control Traction

3 1722814 1 DECAL, Tunnel Cover, Danger Slopes/Blades

3 1723175 1 DECAL, Tunnel Cover, Danger Slopes/Blades, (Export)

4 1723143 1 DECAL, Lift Lever Symbols

5 1723410 1 DECAL, Drive Belts, Mower Blades

6 1720454 1 DECAL, Touch Up Paint, Deep Orange

6 1720456 1 DECAL, Touch-Up Paint, Red

7 1723296 2 DECAL, Protective Sticker

8 * 1 LABEL, Decibel, Power Mass

9 * 1 DECAL, I.D. Plate 10 * 1 DECAL, Patent 11 1708927 1 DECAL, USA Logo Stars & Stripe 12 1723160 1 DECAL, Transmission Release Valve 13 * 1 DECAL, I.D. Plate 14 1704276 1 DECAL, Danger Do Not Put Hands/Feet in Mower 15 1722771 1 DECAL, Free Floating Mower, Silver 16 * 1 DECAL, OPEI Certified 17 1722789 1 DECAL, 44", Silver on Black with Stripe 17 1722790 1 DECAL, 50", Silver on Black with Stripe 17 1722791 1 DECAL, 54", Silver on Black with Stripe 18 1704277 1 DECAL, Danger Do Not Operate Without Deflector 19 1721197 1 DECAL, Height of Cut

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694368 - YT1644 1694369 - YT1850

2003

41

TP 400-3821-00-CQ-N

44" & 50" Mower Deck - Clutch & Support

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

Engine

Pulley

1

Arbor Drive

Pulley

Arbor Drive

Pulley

Movable Idler

Movable

Idler Pulley

Pulley

Arbor Drive

Pulley

2

5

7

8

9

Arbor Drive

Pulley

984271C

3

4

11

A

12

7777

A

20

11

13

4

5

10

14

7777

6

77

8

9

77

15

16

Grease

11

17

Insert Must Face Out

19

A

25

24

7

26

23

22

14

11

18

Mount Hitch Assembly

27

using upper holes

18

21

The above parts group applies to the following Mfg. Nos.:

1694371 - 44" Mower 1694372 - 50" Mower

2003

42

TP 400-3821-00-CQ-N

44" & 50" Mower Deck - Clutch & Support

PART NO. DESCRIPTIONREF NO. QTY.

1 1601672 1 V-BELT, Mower Drive, (for 44" Mower Decks Only)

1 1707740 1 V-BELT, Mower Drive, (for 50" Mower Decks Only)

2 1703836 1 V-BELT, Arbor Drive, (for 50" Mower Decks Only)

2 1721532 1 V-BELT, Arbor Drive, (for 44" Mower Decks Only)

3 1665835 1 GRIP, Lever

4 1916950 2 NUT, Hex, 3/8-16

5 1916965 2 WASHER, Lock, 3/8

6 1677135 1 BELT STOP, Idler

7 1924940 14 WASHER, 3/8

8 1666294 2 SPACER, 25/64 x 21/32 x 7/16, Powder Metal

9 1685150 2 PULLEY, Idler, (Includes Ref. No. 8) 10 1960339 1 NUT, Hex Flange, 3/8-16, MAC Lock Large, Black 11 1676148 4 BUSHING, 5/8 x 3/4 x 13/32, Powder Metal 12 1715435 1 SPRING 13 1674669 2 SPACER, 25/64 x 5/8 x 1-1/8, Case Hardened 14 912808 2 GREASE FITTING 15 1704658 1 LEVER ASSEMBLY, Idler, (Includes Ref. Nos. 11 & 14) 16 1960315 1 CARRIAGE BOLT, 3/8-16 x 2 17 1718561 1 LEVER ASSEMBLY, Idler Arm, (Includes Ref. Nos. 11 & 14) 18 1924356 2 WASHER, 3/8, Black 19 1931352 1 CARRIAGE BOLT, 3/8-16 x 1-1/2 20 1656936 1 SPRING 21 1923938 1 CAPSCREW, Hex Head, 3/8-16 x 3-1/2 22 1921969 2 CAPSCREW, Hex Head, 3/8-16 x 1-1/2 23 157081 2 SPACER, 3/8 x 3/4 x 1/2 24 960641 2 NUT, Hex Aluminum Insert Lock, 3/8-16 25 156302 1 SPRING 26 1707432 1 HITCH ASSEMBLY 27 1715759 1 ROD, Latch

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694371 - 44" Mower 1694372 - 50" Mower

2003

43

TP 400-3821-00-CQ-N

44" & 50" Mower Decks - Housing, Arbors & Blades

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

Apply gasket former to this surface if foam gasket is not used. Fill arbors with multipurpose grease after gasket former has cured.

39

33

16

28

32

31

5971

Torque nuts to 50-70 ft. lbs. (67-95 Nm.)

5

40

37

36

32

37

38

36

35

34

30

28

29

31

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

17

18

Note: Plug holes outside footrest with Ref. Nos. 17 & 18 as required.

16

27

The above parts group applies to the following Mfg. Nos.:

1694371 - 44" Mower 1694372 - 50" Mower

2003

44

Torque arbor capscrews to 14-18 ft. lbs. (19-24 Nm)

16

25

26

25

19

20

21

22

23

24

Torque screws to 45-55 ft. lbs. (61-75 Nm)

TP 400-3821-00-CQ-N

44" & 50" Mower Decks - Housing, Arbors & Blades

PART NO. DESCRIPTIONREF NO. QTY.

1 1714419 3 NUT, Hex Flange, 9/16-18

2 1713675 6 WASHER, Bellevilled, 9/16

3 1713161 1 PULLEY

4 1713158 1 HUB, Double Pulley

5 1713098 3 PULLEY

6 1713533 1 HUB, Double Pulley

7 1655729 3 COVER, Arbor Housing

8 108202 3 BEARING, Ball, 3/4 x 1-3/4 x 5/8

9 1715724 3 SPACER, 21/32 x 3/4 x 5/8 10 1715723 3 SPACER, 11/16 x 5/32 x 2-11/16 11 1705897 3 BEARING, Ball, 11/16 x 1-9/16 x 15/32 12 1707335 3 GASKET, Foam 13 1713338 3 ARBOR HOUSING ASSEMBLY, (Includes Ref. No. 14) 14 1704314 3 FITTING, Grease 15 1720560 1 COVER, Arbor 16 1664847 26 CAPSCREW, Hex Head Taptite, 5/16-18 x 3/4 17 1924856 1 CAPSCREW, Hex Washer Head, 5/16-18 x 1/2, Black, (for 44" Mower

Deck Only) 18 1931277 1 NUT, Hex Flange, 5/16, (for 44" Mower Deck Only) 19 1713619 3 WASHER, Bellevilled, 9/1 6 , Black 20 1713612 1 SHAFT, Arbor (LH) 21 1713196 3 SHIELD, Grass, Lower 22 1704100 3 BLADE, Mower, 16-1/8 (for 44" Decks) 22 1708229 3 BLADE, Mower, 18-1/8 (for 50" Decks) 23 1713089 3 WASHER, Hex, 11/16 x 2 24 1656916 3 WASHER, Spring 15/32, Black 25 923471 3 CAPSCREW, Hex Head, 7/16-14 x 1 26 1713195 2 SHAFT, Arbor (Center & RH) 27 1685411 1 MOWER HOUSING ASSEMBLY, 44" Mower (Orange) 27 1685495 1 MOWER HOUSING ASSEMBLY, 50" Mower (Orange) 27 41685411 1 MOWER HOUSING ASSEMBLY, 44" Mower (Red) 27 41685495 1 MOWER HOUSING ASSEMBLY, 50" Mower (Red) 28 1703601 1 COVER, Arbor 29 1931318 2 CARRIAGE BOLT, 1/4-20 x 7/8 30 1705115 1 PLUG, Hole 31 1960518 2 NUT, Push 32 1960353 2 WASHER, 1/4, Black 33 1704873 1 CLAMP 34 1919326 1 WASHER, 5/16, Black 35 1705080 1 SPRING 36 1916964 2 WASHER, Lock, 1/4

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694371 - 44" Mower 1694372 - 50" Mower

2003

45

TP 400-3821-00-CQ-N

44" & 50" Mower Decks - Housing, Arbors & Blades

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

Apply gasket former to this surface if foam gasket is not used. Fill arbors with multipurpose grease after gasket former has cured.

39

33

16

28

32

31

5971

Torque nuts to 50-70 ft. lbs. (67-95 Nm.)

5

40

37

36

32

37

38

36

35

34

30

28

29

31

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

17

18

Note: Plug holes outside footrest with Ref. Nos. 17 & 18 as required.

16

27

The above parts group applies to the following Mfg. Nos.:

1694371 - 44" Mower 1694372 - 50" Mower

2003

46

Torque arbor capscrews to 14-18 ft. lbs. (19-24 Nm)

16

25

26

25

19

20

21

22

23

24

Torque screws to 45-55 ft. lbs. (61-75 Nm)

TP 400-3821-00-CQ-N

44" & 50" Mower Decks - Housing, Arbors & Blades

PART NO. DESCRIPTIONREF NO. QTY.

37 1916622 2 NUT, Hex, 1/4-20 38 1706709 1 ROD, Deflector, Front 39 1705449 1 DEFLECTOR, Plastic 40 1713197 2 HUB, Pulley, Center & RH

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694371 - 44" Mower 1694372 - 50" Mower

2003

47

TP 400-3821-00-CQ-N

44" Mower Deck - Height Adjustment & Roller Bar

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

49

48

47

GREASE

46

38

21

32

4331

33

10

12

45

44

985974

Insert Must

1713

10

Face Out

11

10

14

15

17

11

10

16

18

11

10

11

10

11

10

11

10

9

8

10

12

34

43

42

41

40

11

21

3

4

5

6

7

9

8

9

29

28

27

30

26

13

25

24

36

37

Note: Attach mower levelling adjustment rod (Ref 24) to bottom hole in mower hitch assembly. {See 44" & 50" Mower Deck - Belt, Pulley & Hitch group.}

Insert Must Face Out

38

12

37

39

GREASE

3

19

9

21

20

22

23

35

3

The above parts group applies to the following Mfg. Nos.:

1694371 - 44" Mower

2003

48

TP 400-3821-00-CQ-N

44" Mower Deck - Height Adjustment & Roller Bar

PART NO. DESCRIPTIONREF NO. QTY.

1 1685443 1 SHAFT ASSEMBLY, Roller, 44", (Includes Ref. Nos. 7 & 9) 2 1704082 1 NUT, Adjuster 3 960641 3 N UT, Hex Aluminum Insert L ock, 3/8-16 4 1677507 1 SLIDE 5 1924361 1 WASHER, Plain, 1/2 6 172622 1 BOLT, Shoulder, 3/8-16 7 1602946 2 SPACER, 25/64 x 13/16 x 13/16, Steel, Black 8 1722036 2 ROLLER, Rounded, 2-1/2 Long

9 1960520 2 NUT, Push 10 1924366 10 WASHER, Plain, 1-1/4 11 1668513 7 ROLLER 12 1704074 1 BAR, Roller 13 1930644 2 NUT, Hex, Flange, Lock, 1/2-13 14 1664847 5 CAPSCREW, Hex Head Taptite, 5/16 -18 x 3/4 15 1924940 3 WASHER, 3/8 16 1722747 1 UP-STOP, 6-1/4 High, Black 17 1665374 3 STRAP, Mower Arm Assembly 18 1931352 1 CARRIAGE BOLT, 3/8-16 x 1-1/2 19 1723407 1 ARM ASSEMBLY, Mower 20 1930570 2 CAPSCREW, Hex Head, 5/16-18 x 1 1/2, Black 21 1919381 5 WASHER, 5/16, Black 22 1707514 2 CHAIN, 3 Link, 4-1/2 Long 23 1919438 2 NUT, Hex Lock ESNA Light, 5/16-18, Black 24 1704093 1 ROD, Adjustment 25 1706644 1 SPACER, 3/8 x 3/4 x 15/16 26 1922606 1 CAPSCREW, Hex Head, 3/8-16 x 1-3/4 27 1722748 1 BRACKET, Up-Stop, 6" Long 28 1960020 1 WASHER, 5/8 29 1960373 2 CAPSCREW, Hex Washer Head Taptite, 5/16-18 x 1, Black 30 1704080 1 PLATE, Mower Support 31 1931202 2 CAPSCREW, Hex Head Taptite, 5/16-18 x 1-1/4 32 1704114 1 INDICATOR, Cutting Height 33 1704097 1 WASHER, Detent 34 1704086 1 TRUNNION 35 916001 1 PIN, Roll, 1 36 1704081 1 TRUNNION 37 1913744 2 NUT, Hex, Jam, 1/2-13 38 1960170 3 WASHER, 33/64 39 118053 1 PIN, Clevis 40 1918452 1 PIN, Cotter, 1, Black

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694371 - 44" Mower

2003

49

TP 400-3821-00-CQ-N

44" Mower Deck - Height Adjustment & Roller Bar

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

49

48

47

GREASE

46

38

21

32

4331

33

10

12

45

44

985974

Insert Must

1713

10

Face Out

11

10

14

15

17

11

10

16

18

11

10

11

10

11

10

11

10

9

8

10

12

34

43

42

41

40

11

21

3

4

5

6

7

9

8

9

29

28

27

30

26

13

25

24

36

37

Note: Attach mower levelling adjustment rod (Ref 24) to bottom hole in mower hitch assembly. {See 44" & 50" Mower Deck - Belt, Pulley & Hitch group.}

Insert Must Face Out

38

12

37

39

GREASE

3

19

9

21

20

22

23

35

3

The above parts group applies to the following Mfg. Nos.:

1694371 - 44" Mower

2003

50

TP 400-3821-00-CQ-N

44" Mower Deck - Height Adjustment & Roller Bar

PART NO. DESCRIPTIONREF NO. QTY.

41 1917372 2 NUT, Hex, 5/16-18 42 1917356 2 WASHER, Lock, 5/16 43 1704116 1 BRACKET, Cutting Hei g ht 44 1704083 1 ARM, Rear, Mower, RH 45 1921977 2 CAPSCREW, Hex Head, 5/16-18 x 1-1/4 46 1704087 1 TRUNNION, Threaded 47 1719901 1 CRANK, Cutting Height 48 1714084 1 KNOB, Height Crank 49 1960093 1 PAL NUT

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694371 - 44" Mower

2003

51

TP 400-3821-00-CQ-N

50" Mower Deck - Height Adjustment & Roller Bar

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

45

44

43

GREASE

42

34

28

19

4327

29

986020

7

11

10

9

7

41

40

30

39

31

12

38

37

36

Insert Must Face Out

4

11

7

1713

15

14

GREASE

16

21

3

5

6

10

7

8

9

10

8

9

7

26

25

24

23

32

33

Note: Attach mower levelling adjustment rod (Ref 22) to bottom hole in mower hitch assembly.

22

3

{See 44" & 50" Mower Deck - Belt, Pulley & Hitch group.}

Insert Must Face Out

34

12

33

35

17

3

18

20

21

9

19

The above parts group applies to the following Mfg. Nos.:

1694372 - 50" Mower

2003

52

TP 400-3821-00-CQ-N

50" Mower Deck - Height Adjustment & Roller Bar

PART NO. DESCRIPTIONREF NO. QTY.

1 1686687 1 SHAFT ASSEMBLY, Roller, 50", (Includes Ref. No. 10)

2 1704082 1 NUT, Adjuster

3 960641 3 N UT, Hex Aluminum Insert L ock, 3/8-16

4 1677507 1 SLIDE

5 1924361 1 WASHER, Plain, 1/2

6 172622 1 BOLT, Shoulder, 3/8-16

7 1924366 8 WASHER, Plain, 1 1/4

8 1709195 3 SPACER, 21/32 x 5/32 x 5/8

9 1722036 2 ROLLER, Rounded End 10 1960520 2 NUT, Push 11 1668513 8 ROLLER 12 1704074 1 BAR, Roller 13 1930644 2 NUT, Hex Flange, 2 Way Lock, 1/2-13 14 1665374 3 STRAP, Mower Arm Assembly 15 1664847 6 CAPSCREW, Hex Head Taptite, 5/16 -18 x 3/4 16 1931352 1 CARRIAGE BOLT, 3/8-16 x 1-1/2 17 1718828 1 ARM ASSEMBLY, Mower 18 1930570 2 CAPSCREW, Hex Head, 5/16-18 x 1-1/4, G8, 1/2 Thread 19 1919381 5 WASHER, 5/16, Black 20 1708088 2 CHAIN, 4 Link, 6 3/32 Long 21 1919438 2 NUT, Hex Lock ESNA Light, 5/16-18, Black 22 1722995 1 ROD, Adjustment 23 1706644 1 SPACER, 3/8 x 3/4 x 15/16 24 1924940 1 WASHER, 3/8 25 1922606 1 CAPSCREW, Hex Head, 3/8-16 x 1-3/4 26 1704080 1 PLATE, Mower Support 27 1931202 2 CAPSCREW, Hex Head Taptite, 5/16-18 x 1-1/4 28 1704114 1 INDICATOR, Cutting Height 29 1704097 1 WASHER, Detent 30 1704086 1 TRUNNION 31 916001 1 PIN, Roll, 1 32 1706645 1 TRUNNION 33 1915726 2 NUT, Hex, Jam, 1/2-13 34 1960170 1 WASHER, 11/32 35 118053 1 PIN, Clevis 36 1918452 1 PIN, Cotter, 1, Black 37 1917372 2 NUT, Hex, 5/16-18 38 1917356 2 WASHER, Lock, 5/16 39 1704116 1 BRACKET, Cutting Hei g ht 40 1704083 1 ARM, Rear, Mower, RH

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694372 - 50" Mower

2003

53

TP 400-3821-00-CQ-N

50" Mower Deck - Height Adjustment & Roller Bar

NOTE: Unless noted otherwise, use the standard hardware torque specification chart.

45

44

43

GREASE

42

34

28

19

4327

29

986020

7

11

10

9

7

41

40

30

39

31

12

38

37

36

Insert Must Face Out

4

11

7

1713

15

14

GREASE

16

21

3

5

6

10

7

8

9

10

8

9

7

26

25

24

23

32

33

Note: Attach mower levelling adjustment rod (Ref 22) to bottom hole in mower hitch assembly.

22

3

{See 44" & 50" Mower Deck - Belt, Pulley & Hitch group.}

Insert Must Face Out

34

12

33

35

17

3

18

20

21

9

19

The above parts group applies to the following Mfg. Nos.:

1694372 - 50" Mower

2003

54

TP 400-3821-00-CQ-N

50" Mower Deck - Height Adjustment & Roller Bar

PART NO. DESCRIPTIONREF NO. QTY.

41 1921977 2 CAPSCREW, Hex Head, 5/16-18 x 1-1/4 42 1704087 1 TRUNNION, Threaded 43 1719901 1 CRANK, Cutting Height 44 1714084 1 KNOB, Height Crank 45 1960093 1 PAL NUT

Footnotes

The above parts group applies to the following Mfg. Nos.:

1694372 - 50" Mower

2003

55

TP 400-3821-00-CQ-N

Hardware Identification & Torque Specifications

Common Hardware Types

Hex Head Capscrew

Carriage Bolt

Standard Hardware Sizing

When a washer or nut is identified as 1/2”, this is the

Nominal size

second number is present it represent the When bolt or capscrew is identified as 1/2 - 16 x 2”, this

means the second number represents the example, and the final number is the bolt or screw (in this example 2 inches long).

, meaning the

Nominal size

inside diameter

, or

body diameter

threads per inch

body length

Washer

Lockwasher

Hex Nut

is 1/2 inch; if a

threads per inch

is 1/2 inch; the

(16 in this

of the

The guides and ruler furnished below are designed to help you select the appropriate hardware and tools.

0

1/4 3/4

1/2

Nut, 1/2”

Inside Diameter

1

1/4 3/4

1/2

Screw, 1/2 x 2

2

1/4 3/4

1/2

3

1/4 3/4

1/2

4

Body

Diameter

Body

Length

Torque Specification Chart

FOR STANDARD MACHINE HARDWARE (Tolerance ± 20%)

Hardware Grade

Size Of Hardware ft/lbs Nm. ft/lbs Nm. ft/lbs Nm.

8-32 8-36 10-24 10-32 1/4-20 1/4-28 5/16-18 11 15.0 17 23.1 25 34.0 5/16-24 12 16.3 19 25.8 27 34.0 3/8-16 20 27.2 30 40.8 45 61.2 3/8-24 23 31.3 35 47.6 50 68.0 7/16-14 30 40.8 50 68.0 70 95.2 7/16-20 35 47.6 55 74.8 80 108.8 1/2-13 50 68.0 75 102.0 110 149.6 1/2-20 55 74.8 90 122.4 120 163.2 9/16-12 65 88.4 110 149.6 150 204.0 9/16-18 75 102.0 120 163.2 170 231.2 5/8-11 90 122.4 150 204.0 220 299.2 5/8-18 100 136 180 244.8 240 326.4 3/4-10 160 217.6 260 353.6 386 525.0 3/4-16 180 244.8 300 408.0 420 571.2 7/8-9 140 190.4 400 544.0 600 816.0 7/8-14 155 210.8 440 598.4 660 897.6 1-8 220 299.2 580 788.8 900 1,244.0 1-12 240 326.4 640 870.4 1,000 1,360.0

1. These torque values are to be used for all hardware excluding: locknuts, self-tapping screws, thread forming screws, sheet metal screws and socket head setscrews.

2. Recommended seating torque values for locknuts:

a. for prevailing torque locknuts - use 65% of grade 5

torques.

b. for flange whizlock nuts and screws - use 135% of

grade 5 torques.

3. Unless otherwise noted on assembly drawings, all torque values must meet this specification.

No

Marks

SAE Grade 2 SAE Grade 5 SAE Grade 8

in/lbs in/lbs

19 20 27 31 66 76

2.1

2.3

3.1

3.5

7.6 8 10.9 12 16.3

8.6 10 13.6 14 19.0

30 31 43 49

NOTES

3.4

3.5

4.9

5.5

in/lbs

41 43 60 68

4.6

4.9

6.8

7.7

Wrench & Fastener Size Guide

1/4

1/4” Bolt or Nut

Wrench—7/16”

5/16

5/16” Bolt or Nut

Wrench—1/2”

3/8

3/8” Bolt or Nut

Wrench—9/16”

7/16 DIA.

7/16” Bolt or Nut

Wrench (Bolt)—5/8”

Wrench (Nut)—11/16”

1/2

DIA.

1/2” Bolt or Nut

Wrench—3/4”

MANUFACTURING, INC.

500 N. Spring Street / PO Box 997 Port Washington, WI 53074-0997 USA

www.simplicitymfg.com

2003

Snapper YT User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual