Models 643 & 663
Ref.
Ref.
No.
Part No.
No.
Part Description
Part No.
Part Description
1.
2.
712-0116
756-0178
784-5632B
710-0459A
738-0281
736-0167
732-0611
712-3068
710-0276
736-0119
05931A
Lock Jam Nut 3/8-24
Flat Idler
784-5038B
736-0242
712-3010
784-5582A
710-0260
684-0065
715-0114
618-0122A
605-5196A
736-0188
741-0493A
605-5197A
710-0890A
714-0104
736-0185
705-5204A
720-0201A
726-0100
712-3068
731-2643
731-2635
777I20711
777I20722
777S30514
777S30511
Skid Shoe (If Equipped)
Bell Washer
31.
32.
33.
34.
35.
36.
37.
38.
39.
40.
41.
42.
43.
44.
47.
48.
49.
50.
51.
52.
3.
Auger Idler Arm
Hex Nut 5/16-18
Shave Plate
4.
Hex Cap Screw 3/8-24 x 1.50
Shoulder Screw
5.
Carriage Bolt 5/16-18 x .62
Impeller Assembly
Pin
6.
Wave Washer
7.
Extension Spring
Hex Nut 5/16-18
8.
28” Gear Ass’y
28” Spiral RH
9.
Carriage Bolt, 5/16-18 x 1.00
Lock Washer 5/16
Bearing Housing
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
24.
26.
27.
28.
29.
30.
Flat Washer
Flange Bushing
28” Spiral LH
741-0309
710-0451
705-5226
684-0041D
712-3010
712-0429
736-0242
736-0231
784-5618
710-0604A
736-0169
712-0798
741-0245
784-5580
Ball Bearing
Carriage Bolt, 5/16-18 x .75
Chute Reinforcement
28” Housing Ass’y
Hex Nut 5/16-18
Shear Bolt 5/16-18 x 1.5
Hairpin Clip
Flat Washer
Chute Crank
Lock Nut 5/16-18
Belleville Washer
Flat Wshr, .344ID x 1.125 OD
Bearing Housing
Chute Crank Knob
Push Cap
Hex Nut 5/16-18
Clean-Out Tool
Hex Screw 5/16-18
Lock Washer 3/8
Hex Nut 3/8-16
Clean-Out Tool Mount
Label: Handle Panel (L)
Label: Handle Panel (R)
Label: Housing Danger
Label: Chute Danger
Hex Flange Bearing
Slide Shoe
21
| Categories | MTD Snow Blower Manuals, Snow Blower Manuals |
|---|---|
| Tags | MTD 643, MTD 663, MTD Snow Blower Manual |
| Download File |
|
| Document Type | Owner's Manual |
| Language | English |
| Product Brand | MTD, Snow Blower |
| Document File Type | |
| Publisher | mtdproducts.com |
| Wikipedia's Page | MTD Products |
| Copyright | Attribution Non-commercial |
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