Craftsman 247.8878 User Manual

Operator’s Manual

21” SNOW THROWER

Model No. 247.88780

®

• SAFETY

• ASSEMBLY

• OPERATION

• MAINTENANCE

CAUTION: Before using
this product, read this

• PARTS LIST

• ESPAÑOL

manual and follow all
safety rules and operating
instructions.

Sears Brands Management Corporation, Hoffman Estates, IL 60179, U.S.A.

Visit our website: www.craftsman.com

FORM NO. 769-06194A

7/23/2010

Craftsman Snow Thrower Model 247.88780

42

13

43

41

44

29

26

40

39

38

49

47

9

21

9

11

46

48

50

17

22

36

1

30

8

28

16

13

10

11

11

18

25

35

4

24

37

17

27

45

34

17

20

7

2

31

3

5

6

32

33

25

35

11

15

1123

12

12

29

19

14

12

10

51

52

PARTS LIST

24

Craftsman Snow Thrower Model 247.88780

Ref. No. Part No. Description

1. 684-04168 Idler Pulley Assembly

2. 684-04363-0691 Frame

3. 984-04362 Auger Assembly Mount

4. 929-0071A 3-Prong Extension Cord

5. 753-06469 Auger Replacement Kit (Inc. 2 Paddles
and 12 Hex Washer Screws)

6. 790-00427-0637 Center Auger Bracket

7. 710-0134 Carriage Screw, 1/4-20 x .62

8. 710-0136 Hex Screw, 1/4-20 x 1.757

9. 710-0627 Hex Lock Screw, 5/16-24 x .750

10. 710-0642 Hex Washer Screw, 1/4-20 x .750

11. 710-0653 Hex Washer Screw, 1/4-20 x .375

12. 710-0817 Hex Washer Screw, 5/16-18 x 1.250

13. 710-0895 Hex Washer Screw, 1/4-15 x .750

14. 710-3008 Hex Screw, 5/16-18 x .75

15. 710-3296 Hex Lock Screw, 1/4-20 x .750

16. 712- 04063 Flange Lock Nut, 5/16-18

17. 712-04064 Flange Lock Nut, 1/4-20

18. 718-04737 Pulley Hub

19. 931-07626 Chute Adapter

20. 931-07667 Shave Plate

21. 731-07737 Belt Cover

22. 73 2-0474 8 Extension Spring, .70 x 3.035

23. 93 6-0176 Flat Washer, .265 x .938 x .120

24. 738-04456 Shoulder Bolt, 5/16-24 x .496 x 2.18

25. 741-04188A Ball Bearing, .625 x 37 x 12

26. 946-04701 Clutch Cable

PARTS LIST

Ref. No. Part No. Description

2 7. 747-05360 Drive Cable Wire Support

28. 748 -023 4 Shoulder Spacer

29. 749-04694-0637 Lower Handle

30. 750-04571 Shoulder Spacer, .260 x .785 x .538

31. 750-04758 LH Auger Spacer

32. 750-05393 RH Auger Spacer

33. 790-00390-0691 RH Auger Plate

34. 790-00391-0691 LH Auger Plate

35. 790-00403-0691 Bearing Cup

36. 790-00406-0637 Idler Bracket

3 7. 790-00426 Cable Idler Bracket

38. 726-0299 Push Cap, 1/2

39. 734-1781 Wheel, 8 x 1.7

40. 750-05417 Sleeve Spacer, .525 x .78 x 1.00

41. 747-05341 Gas Tank Wire Support

42. 751-10487 Fuel Cap

43. 75 1-116 4 8 Fuel Tank

44. 731-07664 Choke Extension Lever

45. 710-0654A Hex Washer Screw, 3/8-16 x 1.000

46. 712-0700 Flange Nut, 9/16-18

47. 736-0371 Flat Washer, .343 x .88 x .062

48. 954-04050 Belt, .500 x 35.06

49. 956 -0 416B Pulley Half, .625 x 2.25

50. 756-04443 Pulley, 1/2 x 6.00

51. 710-05183 Hex Screw, 5/16-24 x 1.25

52. 752Z265-JU Replacement Engine

25

Craftsman Snow Thrower Model 247.88780

10

9

4

5

11

2

3

4

8

15

16

19

17

24

25

22

21

8

23

20

8

23

18

20

6

6

4

7

12

26

14

26

1

13

26

6

26

PARTS LIST

26

Craftsman Snow Thrower Model 247.88780

Ref. No. Part No. Description

1. 710-0106 Hex Screw, 1/4-20 x 1.25

2. 710-04071 Carriage Bolt, 5/16-18 x 1.00

3. 710-0451 Carriage Bolt, 5/16-18 x .750

4. 710-05108 Hex Washer Screw, 1/4 x .750

5. 712- 04063 Flange Lock Nut, 5/16-18

6. 712- 04064 Flange Lock Nut, 1/4-20

7. 917-04844 Bevel Gear

8. 720-04122 Wing Knob, 5/16-18

9. 731-04426A Upper Chute

10. 731-07644 Chute Handle

11. 931-07753 Lower Chute

12. 9 32 -0 4111 Chute Adjustment Spring

13. 736-0173 Flat Washer, .28 x .74 x .063

14. 790-00401-0637 Gear Retaining Bracket

15. 925-04031A Ignition Switch Assembly

16. 710-04669 Hex Washer Screw, 10-16 x .625

17. 710-0599 Hex Washer Screw, 1/4-20 x .500

18. 731-07725 Bottom Cover

19. 731-07781 Top Cover

20. 710-04998 Carriage Screw, 5/16-18 x 1.00

21. 710-1205 Eye Bolt, 1/4-20

22. 720-0279 Handle Knob

23. 738-04419A Shoulder Screw, 1/4-20 x .375 x .148

24. 747- 053 27-06 37 Auger Bail

25. 749-04703-0637 Upper Handle

26. 710-0895 Screw, Hi-Lo:1/4-15, 0.75

PARTS LIST

27

PARTS LIST

Craftsman Engine Model 265-jU For Snow Thrower Model 247.88780

115

122

113

73

75

17

31

26

46

72

72

72

121

47

130

33

49

72

90

47

32

63

71

69

53

48

34

64

86

83

52

70

61

59

54

45

68

127

55

87

66

88

62
60

89

37

65

58

53

44

24

37

26

99

26

97

38

5

84

133

123

135

25

36

11

22

6

26

12

22

13

13

101

23

15

14

3

82

43

98

1

1

1

1

2

33

109
110
117
124

130

100

8

7

77

134

136

27

39

23

10

8

4

35

118

105

40

21

104

119

102

56

74

19

18

15

20

15

10

9

15

16

29

28

30

26

129

64

92

45

126

126

26

128

67

125

125

57

26

80

26

76

78

93

26

85

79

95

26

93

94

81

29

29

96

94

132

131

28

PARTS LIST

Craftsman Engine Model 265-jU For Snow Thrower Model 247.88780

Ref. Part No. Description

1 710-04968 Bolt

2 9 51-1105 4 Valve Cover

3 731-07059 Breather Hose

4 726-04101 Hose Clamp

7 7 51-1112 4 Pivot Locking Nut

8 7 51-1112 3 Valve Adjusting Nut

10 710-04902 Pivot Bolt

15 710-04933 Bolt

18 951-1029 2 Spark Plug

19 751-12 010 Muffler Assembly

20 710-05276 Stud

21 9 51-11 28 5 Muffler Gasket

22 712-04214 Nut

23 710-05002 Bolt

24 951-10 962 Heater Box Base

26 710-04915 Bolt

28 710-05101 Stud, M6 x110

29 710-04919 Bolt

33 951 -12 011 Carburetor Assembly

37 712-04213 Nut

44 951-10 961 Heater Box

45 710-05275 Bolt

47 951-106 48 Push Rod Kit (incl. intake and exhaust rod)

49 715-04090 Dowel Pin

57 9 51-11113 Air Shield

59 951-11356 Governor Arm Shaft

60 736-04461 Washer

62 714-04074 Cotter Pin

64 951-11369 Radial Ball Bearing

65 951-10307 Flywheel Key

68 715-04092 Dowel Pin, 7 x 14

69 715-04096 Dowel Pin, 9 x 14

70 951-11371 Crankcase Cover Gasket

72 710-04932 Cover Bolt

75 951-11368 Oil Seal

78 736-04440 Washer

80 951-11370 Oil Seal

81 751-12013 Ignition Coil

83 751-12012 Fuel Line Kit (incl. clamps and fuel line)

85 951-10370 Oil Drain Assembly, includes 78, 79

Ref. Part No. Description Qt y.

86 951-10805 Flywheel

87 951-10909 Cooling Fan

88 9 51- 10911 Starter Cup

89 712-04209 Nut

90 951-10647 Valve Kit (incl. intake and exhaust valve)

92 751-12014 Blower Housing

93 736-04455 Washer

94 710-04974 Bolt

95 751-12015 Recoil Starter

96 731-05696 Starter Handle

98 9 51-1110 4 Governor Spring Bracket

99 751-12 016 Governor Shield

100 751-12017 Governor Spring

101 951-10 664 Throttle Return Spring

102 951-10 665 Governor Rod

104 712-04212 Nut

105 710-04908 Bolt

113 751-11913 Dipstick Tube

115 7 51- 11912 Dipstick

119 9 51 -1110 6 Governor Arm Bracket

121 951-11903 O-Ring

122 751 -119 34 O-Ring

125 710-05182 Bolt

126 715-04088 Dowel Pin

127 951-10 64 5A Electric Starter

128 710-04979 Bolt

129 9 51-111 09 Blower Housing Shield

130 951-10 63 9A Primer

131 710-04945 Bolt

132 710-04938 Drain Bolt

— 952Z265-JU Engine, Complete

56 9 51-112 83 Oil Fill Plug Assembly —

73 9 51-115 77 O-Ring 1

74 —

— 9 51-11 06 3 Valve Cover Kit (Not Shown) —

2 9 51 -110 54 Valve Cover 1

5 9 51-11 56 5 Head Cover Gasket 1

— 751-11913 Oil Fill Tube Assembly —

113

751-11913 Dipstick Tube 1

121

951-11903 O-Ring 2

Oil FIll Plug

1

29

PARTS LIST

Craftsman Engine Model 265-jU For Snow Thrower Model 247.88780

Ref. Part No. Description Qt y.

33 7 51-1 20 11 Carburetor Assembly —

25 — Main Jet 1

27 — Needle Valve Spring 1

35 — Float 1

36 951-11589 Fuel Bowl Gasket 1

38 951-11349 Fuel Drain Plug Gasket 1

39 951-11348 Fuel Bowl Gasket 1

43 — Choke Shaft 1

77 — Choke Plate 1

82 — Throttle Shaft 1

84 — Throttle Plate 1

97 — Screw, M3×5 1

109 — Lock Washer 1

110 — Idle Jet Assembly 1

117 — Idle Speed Adjusting Screw 1

118 — Fuel Bowl 1

123 75 1-119 0 6 Hose Clamp 2

124 751-12019 Primer Hose 1

130 951-10639A Primer 1

131 710-04945 Bolt 1

132 710-04938 Drain Bolt 1

133 — Gasket, Throttle Plate 1

134 — Float Pin 1

135 — Emulsion Tube 1

136 — Needle Valve 1

— 751-12028 Gasket Kit, Complete (Not Shown) —

5 9 51-11 56 5 Head Cover Gasket 1

21 9 51-112 85 Muffler Gasket 1

30 9 51- 1156 7 Carburetor Insulator Gasket 1

31 9 51-115 68 Carburetor Insulator Plate 1

32 751 -115 69 A Carburetor Gasket 1

34 9 51-115 71 Carburetor Gasket Plate 2

46 751-11898 Cylinder Head Gasket 1

60 736-04461 Washer 1

61 7 51-11 90 2 Governor Seal 1

62 714 -0 4074 Cotter Pin 1

70 951-11371 Crankcase Cover Gasket 1

75 951-11368 Oil Seal 1

78 736-04440 Washer 1

80 951-11370 Oil Seal 2

Ref. Part No. Description Qt y.

— 951-10722 A Cylinder Head Assembly (Not Shown) —

5 9 51-11 56 5 Head Cover Gasket 1

6 751-12000 Intake Valve Spring Seat 1

7 7 51- 11124 Pivot Locking Nut 2

8 7 51- 11123 Valve Adjusting Nut 2

9 7 51-11 89 3 Rocker Arm 2

10 710-04902 Pivot Bolt 2

11 751-12002 Exhaust Valve Adjuster 1

12 751-12 003 Exhaust Valve Spring Seat 1

13 751-12 004 Valve Spring 2

14 751-11894 Intake Valve Seal 1

16 7 51- 1189 5 Push Rod Guide Plate 1

17 — Cylinder Head - Complete 1

21 9 51-112 85 Muffler Gasket 1

30 9 51- 1156 7 Carburetor Insulator Gasket 1

31 9 51-115 68 Carburetor Insulator Plate 1

46 751-11898 Cylinder Head Gasket 1

90 951-10647 Valve Kit 1

— 751-12031 Crankcase Kit (Not Shown) —

61 7 51-11 90 2 Governor Seal 1

64 951-11369 Radial Ball Bearing 1

70 951-11371 Crankcase Cover Gasket 1

76 — Crankcase 1

80 951-11370 Oil Seal 1

— 9 51-11 02 0 Carburetor Kit, Major (Not Shown) —

25 — Main Jet 1

27 — Needle Valve Spring 1

35 — Float 1

36 951-11589 Fuel Bowl Gasket 1

38 951-11349 Fuel Drain Plug Gasket 1

39 951-11348 Fuel Bowl Gasket 1

133 — Gasket, Throttle Plate 1

134 — Float Pin 1

135 — Emulsion Tube 1

136 — Needle Valve 1

— 75 1-119 12 Dipstick Assembly —

115

75 1-119 12 Dipstick 1

122 751-11934 O-Ring 1

40 751-120 27 Muffler Stud Assembly —

20 710-05276 Stud 2

30

PARTS LIST

Craftsman Engine Model 265-jU For Snow Thrower Model 247.88780

Ref. Part No. Description Qt y.

— 751-12029 Short Block Assembly (Not Shown) —

5 9 51-11 56 5 Head Cover Gasket 1

21 9 51-112 85 Muffler Gasket 1

30 9 51- 1156 7 Carburetor Insulator Gasket 1

31 9 51-115 68 Carburetor Insulator Plate 1

46 751-11898 Cylinder Head Gasket 1

48 7 51-118 99 Tappet 2

49 715- 04090 Dowel Pin 2

52 951-11553 Piston Ring Set 1

53 9 51- 11632 Piston Pin Snap Ring 2

54 7 51-11 90 0 Piston 1

55 7 51- 11901 Piston Pin 1

58 9 51-115 73 Connecting Rod Assembly 1

59 951-11356 Governor Arm Shaft 1

60 736-04461 Washer 1

61 7 51-11 90 2 Governor Seal 1

62 714 -0 4074 Cotter Pin 1

63 9 51-115 75 Camshaft Assembly 1

64 951-11369 Radial Ball Bearing 2

65 951-10307 Flywheel Key 1

66 — Crankshaft Assembly 1

67 9 51-11 576 Governor Gear/Shaft Assembly 1

68 715 -04092 Dowel Pin, 7 x 14 1

69 715 -04096 Dowel Pin, 9 x 14 1

70 951-11371 Crankcase Cover Gasket 1

71 — Cover Complete, Left Crankcase 1

72 710-04932 Cover Bolt 7

73 951 -1157 7 O-Ring 1

74 — Oil Fill Plug 1

75 951-11368 Oil Seal 1

76 — Crankcase 1

78 736-04440 Washer 1

79 710-04906 Oil Drain Plug Washer 1

80 9 51 -11 37 0 Oil Seal 2

Ref. Part No. Description Qt y.

— 751-12026 Gasket Kit, External (Not Shown) —

5 9 51-11 56 5 Head Cover Gasket 1

21 9 51-112 85 Muffler Gasket 1

30 9 51- 1156 7 Carburetor Insulator Gasket 1

31 9 51-115 68 Carburetor Insulator Plate 1

32 751 -115 69 A Carburetor Gasket 1

34 9 51-115 71 Carburetor Gasket Plate 2

78 736-04440 Washer 1

— 9 51-11 246 Crankcase Cover Kit (Not Shown) —

64 951-11369 Radial Ball Bearing 1

70 951-11371 Crankcase Cover Gasket 1

71 — Case Cover 1

72 710-04932 Cover Bolt 7

73 — O-Ring 1

74 — Oil Fill Plug 1

75 951-11368 Oil Seal 1

— 751-12030 Crankshaft Kit (Not Shown) —

64 951-11369 Radial Ball Bearing 2

65 951-10307 Flywheel Key 1

66 — Crankshaft Assembly 1

75 951-11368 Oil Seal 1

80 951-11370 Oil Seal 1

31

Craftsman Snow Thrower Model 247.88780

ELECTRIC STARTELECTRIC START

21” CLEARING WID TH

179cc 4-Cycle OH V

17 9 cc 4-Cycle OH V

T

O

A

V

O

I

D

E

N

G

I

N

E

D

A

M

A

G

E

DO NOT

USE E85 OR FUEL

CONTAINING MORE

THAN 10% ETHANOL

DANGER

AVOID INJU RY FROM
ROTATING AUGER ­KEEP HANDS, FEE T
AND CLOTHING AWAY.

777I22139

777I23462

777X43688

777S33118

777S32236

777D14845

777S33636

777X43293

777S33731

1. KEEP AWA Y FROM ROT A TING AUGER
CONTACT WITH AUGER CAN AMPUTATE

HANDS AND FEET.

2.

DISENGAGE CLUTCH LEVERS, STOP

ENGIN E, AND R EMA IN B EHI ND HAN DLE S

U NTIL A LL MO VIN G PA RT S HAVE ST OPP ED
BEFORE UNCLOGGING OR SERVICING
MACHINE.

3.

TO AVOID THROWN OBJECTS INJURIES,
NEVER DI RECT DISC HARG E AT BYS TANDERS
USE EXT RA CAU TION W HEN OP ERAT ING O N
GRAVEL SURFACES.

4.

READ OPERATOR’S MANUAL.

3.)

1.)

INSERT IGNITION KEY AND SNAP IN PLACE.

2.)

MOVE CHOKE CONTROL TO THE “CHOKE”
POSITION. PUSH PRIMER BUTTON 3x.

ROPE START : PU LL SLOWL Y UNTIL HA RDER TO
PULL,

THEN PULL RAPID L Y

TO START. REPEAT

PRIMING IF NEEDED.

ELECTRIC START: DO NOT USE IN RAIN.
CONNECT POWER CORD AND PUSH STARTER
BUTTON. REPEAT PRIMING IF NEEDED.

4.)

MOVE CHOKE CONTROL SLOWLY TO THE

“RUN”

POSITION.

5.)

TO STOP ENGINE:

PULL KEY OUT.

STARTING INSTRUCTIONS:

ADJUSTABLE
CHUTE TILT

ADJUSTABLE CHUTE

DISCHARGE

CHOKE

CHUTE DIRECTIONAL CONTROLS

S33636

PRIMER

DANGER

NEVER PUT HAND IN CHUTE. CONTACT WITH
ROTATING

PARTS CAN AMPUTATE FINGERS

AND HANDS.
SHUT OFF ENGINE AND WAIT UNTIL AL L

MOVING

PARTS HA VE STOPPED BEFO RE

UNCLOGGING.
USE CLEAN-OUT TOOL OR WOODEN

STICK TO

UNCLOG DISCHARGE CHUTE.

FOR TURNING,

NOT LIFTING

777I22138

RUN

CHOKE

CHOKE CONTROL BELOW

777I23463

777D15192

PARTS LIST

32