MTD Snow Boss 550 Snow Blower User Manual


 
21
Models 550 & 750
Ref.
No.
Part No. Part Description
1.
712-0116 Lock Jam Nut 3/8-24
2.
756-0178 Flat Idler
3.
784-5632A Auger Idler Arm
4.
710-0459A Hex Cap Screw 3/8-24 x 1.50
5.
738-0281 Shoulder Screw
6.
736-0174 Wave Washer
7.
732-0611 Extension Spring
8.
712-3068 Hex Nut 5/16-18
9.
712-3010 Hex Nut 5/16-18
10.
736-0119 Lock Washer 5/16
11.
05931 Housing
12.
741-0309 Ball Bearing
13.
710-0451 Carriage Bolt 5/16-18 x .75
14.
705-5226 Chute Reinforcement
15.
684-0052B
684-0039C
22” Housing Ass’y (550)
24” Housing Ass’y (750)
16.
712-3010 Hex Nut 5/16-18
17.
712-0429 Lock Nut 5/16-18
18.
736-0242 Bell Washer
19.
741-0475 Bushing
20.
784-5647 Chute Crank Bracket
21.
731-1379A Chute Adapter
22.
712-0324 Hex Lock Nut 1/4-20
23.
736-0463 Flat Washer
24.
784-5618 Bearing Housing
25.
710-0703 Carriage Screw 1/4-20 x .75
26.
710-0604 Hex Washer Screw 5/16-18
27.
736-0169 Lock Washer 3/8
28.
712-0798 Hex Nut 3/8-16
29.
741-0245 Hex Flange Bearing
30.
784-5038B Skid Shoe
31.
736-0242 Bell Washer
32.
712-3010 Hex Nut 5/16-18
33.
784-5576
784-5581A
21.66” Shave Plate (550)
23.66” Shave Plate (750)
34.
710-0260 Carriage Bolt 5/16-18 x .62
35.
684-0065 Impeller Assembly
36.
715-0114 Pin
37.
618-0413
618-0414
22” Gear Assembly (550)
24” Gear Assembly (750)
38.
605-5252A
605-5188A
22” Spiral RH (550)
24” Spiral RH (750)
39.
736-0188 Flat Washer
40.
741-0493A Flange Bushing
41.
605-5253A
605-5189A
22” Spiral LH (550)
24” Spiral LH (750)
42.
710-0890A Shear Bolt 5/16-18 x 1.5
43.
736-0231 Flat Washer, .344 x 1.12 x .87
Ref.
No.
Part No. Part Description
NOTE: For painted parts, please refer to
the list of color codes below. Please add the
applicable color code, wherever needed, to
the part number to order a replacement part.
For instance, if a part, numbered 700-xxxx,
is painted Oyster Gray, the part number to
order would be 700-xxxx-0662.
Oyster Gray: 0662
Powder Black: 0637