
Safe Operation Practices • Set-Up • Operation • Maintenance • Service • Troubleshooting • Warranty
Op e r a t O r ’s Ma n u a l
Chipper Shredder — Model Series 410 & 420
READ AND FOLLOW ALL SAFETY RULES AND INSTRUCTIONS IN THIS MANUAL
BEFORE ATTEMPTING TO OPERATE THIS MACHINE.
FAILURE TO COMPLY WITH THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY.
TROY-BILT LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
Printed In USA
Model Series 410 Shown
WARNING
Form No. 769-03952
(May 2, 2008)

Model Series 410 & 420
Ref
Part Number Description
No.
1 681- 040 94 Impeller Assembly Complete
2 710 -105 4 Machine Screw, 5/16-24 x 1.0
3 738-04286 Shoulder Pin, .5 x 2.625
4 71 2- 0 411 Hex Lock Nut, 5/16-24
5 712-0266A Nut, Jam Lock, 3/8-16
6 719 -0 430 8 Flail Blade
7 7 36 - 0 119 Lock Washer, 5/16
8 742-04050 Shredder Blade
9 742 -0 54 4 Chipper Blade
10 711 - 0 8 35 Clevis Pin,.50 x 4.62
11 73 6 - 0217 Lock Washer, 3/8
12 736-0247 Flat Washer,.406 x 1.25
13 7 10- 125 4 Hex Cap Screw, 3/8-24 x 2.2
14 736 -0242 Bell Washer.340 ID x.872 OD
15 6 8 1- 0 4 0 11 Shredder Hopper Assembly
16 710-0809 Hex Cap Screw, 1/4-20 x 1.250
17 7 12- 04 0 65† Flange Lock Nut, 3/8-16
18 712 -0 4 06 3 Flange Lock Nut, 5/16-18
19 732- 0 4167† Torsion Spring
20 736 -0182 † Spring Washer,.50 x 1.0 x.022
21 736-0326† Flat Washer,.50 x 1.0 x.0125
22 738- 0430† Shoulder Screw, 3/8-16,.50 x.685
Ref
Part Number Description
No.
23 749 - 0410 3 Hopper Handle
24 781-0 4007 Shredder Plate
25 781-04 027 Hopper Support Bracket
26 781- 04033 Inlet Guide
27 6 8 1- 0 117 Inner Flail Housing Assembly
28 681- 04002 Outer Flail Housing Assembly
29 710 - 0157 Hex Cap Screw, 5/16-24 x.75
30 710 -0825 Hex Cap Screw, 1/4-20 x 3.75
31 710 -3025 Hex Cap Screw, 5/16-18 x.625
32 7 2 6 - 0 211 U-Nut, 5/16-18
33 7 3 6 - 0 119 Lock Washer, 5/16
34 750-0793 Hinge Spacer,.265 x.380 x 1.66
35 681-0048 Knob Ass’y. (Incl. ref.# 14 & 40)
72 0 - 0170 Knob Only, 5/16-18
36 681- 009 4 Chute Deector Assembly
37 714-0149 B Internal Cotter Pin
38 719 -0 40 70 Shredder Screen
39 736-0173 Flat Washer,.28 x.74 x.063
40 726-0201 Speed Nut,.3125ID
41 712 - 04 06 4 Nut, Flange, Lock, 5/16-18
42 710 -0 599 TT Screw, 1/4-20 x.5
† Model Series 420
†† Model Series 410
19

Model Series 410 & 420
Ref
Part Number Description
No.
1 6 81- 0133 Tongue Hitch Mount
2 6 81- 0134 A Base Hitch Mount
3 710-30 01 Hex Cap Screw, 3/8-16 x.88
4 711 - 0 2 99 Clevis Pin,.625 x 2.4
5 711 - 0 8 35 Clevis Pin,.50 x 4.62
6 712 -0 4 065 Flange Lock Nut, 3/8-16
7 732- 0194 Spring Pin
8 73 6- 013 3 Flat Washer,.411 x 1.25 x 1.0
9 681- 040 06† Upper Chipper Chute Assembly
10 681- 040 07† Lower Chipper Chute Assembly
11 710 -0106† Hex Cap Screw, 1/4-20 x 1.25
12 7 10- 3013 † Screw, 1/4-20 x .50
13 7 12-3 010 Hex Nut, 5/16-18
14 712 - 04 06 4† Flange Lock Nut 1/4-20
15 714 - 0104† Cotter Pin
16 72 8 - 0175† Pop Rivet
17 7 32-030 6A† Compression Spring,.531 x 1.75
18 735- 0249A† Chute Flap
19 73 6- 0140† Flat Washer
20 736 -0242 Bell Washer.340 ID x.872 OD
21 736- 0451 Washer,.320 ID x.93 OD
Ref
Part Number Description
No.
22 747-0 4163† Lock Rod
23 749 -10 04† Chipper Chute Support
24 781-0 4032† Chipper Chute Hinge
25 781-0633† Chute Flap Strip
26 710-0805 Hex Cap Screw, 5/16-18 x 1.50
27 74 9- 041 04 Tube Support
28 681- 0184A† † Frame Assembly
681-0183A† Frame Assembly
29 710-0502A Hex Sems Screw, 3/8-16 x 1.25
30 73 6 - 0170 Special Lock Washer, 5/16
31 72 6- 0214 Push Cap, 5/8
32 634-04009 Wheel, 10 x 4 x 4
33 750 -0786 Spacer, .64 x .88 x .38
34 73 8- 08 13 Axle, 22.47”
35 7 37-0195 Elbow Fitting
36 726-0233† Push Nut,.25ID x.50OD
37 6 81-00 95†† Chipper Chute
38 712 -0 4 06 3 Flange Lock Nut, 5/16-18
— 664- 04023* Debris Collection Bag
— 723-0400* Safety Glasses
† Model Series 420
†† Model Series 410
* Not Shown
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