17
16
18
15
8
11
12
7 13
14
10
1
ITEM N.º PART CODE DESCRIPTION QUANTITY
1 YB4521 CHIPPER BOX 1
2 YB4521 DISCHARGE ROTATION BRACKET 2
3 YB4521 DISCHARGE RING 1
4 YB4521 NECK DISCHARGE 1
5 YB4521 DISCHARGE DEFLECTOR 1
6 YB4521 ROTATION LEVER 1
7 YB4521 LEVER HANDLE 1
8 KNOB 3/8" BOLT 2
9 STEEL NYLON INSERT LOCKNUT 5/16" 6
10 STAINLESS STEEL WASHER 5/16" 12
11 HEX HEAD SCREW 5/16" X 1" 6
12 STAINLESS STEEL WASHER 1/4" 6
13 LOW STRENGTH STEEL NYLON INSERT LOCKNUT 1/4" 6
14 GRADE 2 STEEL SQUARE NECK CARRIAGE BOLT 1/4" X 3/4" 6
15 STAINLESS STEEL SPLIT LOCK WASHER 3/8" 2
16 LOW STRENGTH STEEL HEX NUT 3/8" 2
17 STAINLESS STEEL WASHER 3/8" 4
18 STAINLESS STEEL WASHER 1/2" 2
19 GRADE 2 STEEL SQUARE NECK CARRIAGE BOLT 3/8" X 1-1/4" 2
1
5
2
ITEM N.º PART CODE DESCRIPTION QUANTITY
1 YB4521 CHIPPER BOX 1
2 YB4521 FEE HOPPER 1
3 3 STAINLESS STEEL WASHER 5/16" 24
4 HEX HEAD SCREW 5/16" X 1" 12
5 STEEL NYLON INSERT LOCKNUT 5/16" 12
11
10
9
8 1
7
ITEM N.º PART CODE DESCRIPTION QUANTITY
1 YB4521 TRAILER ASSEMBLY 1
2 YB4521 ENGINE MOUNT 1
3 YB4521 BOX ASSEMBLY 1
4 21HP ENGINE 1
5 GRADE 5 STEEL HEX HEAD SCREW 3/8" X 1" 6
6 STAINLESS STEEL WASHER 3/8" 12
7 NYLON INSERT LOCKNUT 3/8" 6
8 GRADE 5 STEEL SQUARE NECK CARRIAGE BOLT 5/16" X 2" 4
9 STAINLESS STEEL WASHER 5/16" 4
10 CARBON STEEL SPLIT LOCK WASHER 5/16" 4
11 STEEL NYLON-INSERT LOCKNUT 5/16" 4
9
2
4
10
11
6 DETALLE A
ESCALA 1 : 3
7 5
1 3
8
12
13
PART
ITEM N.º DESCRIPTION QUANTITY
CODE
1 21HP ENGINE 1
2 YB4521 BOX ASSEMBLY 1
3 YB4521 CLUTCH 1
4 YB4521 2B56SDS PULLEY 1
5 YB4521 IDLER ASSEMBLY 1
6 YB4521 ENGINE SHAFT KEY 1
7 STAINLESS STEEL WASHER 5/8" 2
8 STEEL HEX HEAD SCREW 7/16" X 1-1/2" 1
9 YB4521 ROTOR SHAFT KEY 1
10 STAINLESS STEEL WASHER 3/8" 7
11 GRADE 5 STEEL HEX HEAD SCREW 3/8" X 1" 1
12 LOW STRENGTH STEEL HEX NUT 3/8" 6
13 STAINLESS STEEL SPLIT LOCK WASHER 3/8" 6
2 4
1
11 6
8 9
12
10
14
13
ITEM N.º PART CODE DESCRIPTION QUANTITY
1 YB4521 LEFT BASE 1
2 YB4521 CENTRAL BASE 1
3 YB4521 RIGHT BASE 1
4 YB4521 STRUCTURAL BRACING 2
5 YB4521 LICENSE PLATE BASE 1
6 GRADE 5 STEEL HEX HEAD SCREW 7/16" X 1-1/2" 12
7 STAINLESS STEEL WASHER 7/16" 24
8 STEEL NYLON INSERT LOCKNUT 7/16" 12
9 GRADE 5 STEEL HEX HEAD SCREW 3/8" X 1" 8
10 STAINLESS STEEL WASHER 3/8" 16
11 STEEL NYLON-INSERT LOCKNUT 3/8" 8
12 GRADE 5 STEEL HEX HEAD SCREW 5/16" X 1" 18
13 STAINLESS STEEL WASHER 5/16" 36
14 STEEL NYLON INSERT LOCKNUT 5/16" 18
15 14
18
16
17
13 1
12
11
10 9
8
4
7
3
5
ITEM N.º PART CODE DESCRIPTION QUANTITY
1 YB4521 TRAILER BASE ASSEMBLY 1
2 YB4521 SUSPENSION ASSEMBLY 1
3 YB4521 LEFT FENDER 1
4 YB4521 RIGHT FENDER 1
5 YB4521 TOW BAR ASSEMBLY 1
6 GRADE 5 STEEL HEX HEAD SCREW 7/16" X 1-1/2" 26
7 STEEL WASHER 7/16" 52
8 LOCK WASHER 7/16" 26
9 HEX NUT 7/16" 26
10 YB4521 STOP LIGHT BASE 1
11 LOCK WASHER 1/4" 4
12 WASHER 1/4" 6
13 STEEL HEX HEAD SCREW 1/4" X 3/4" 4
14 HEX HEAD SCREW 3/8" X 1" 2
15 STAINLESS STEEL WASHER 3/8" 4
16 LOCK WASHER 3/8" 2
17 HEX NUT 3/8" 2
18 YB4521 STOP LIGHT CAP 2
ITEM N.º PART CODE DESCRIPTION QUANTITY
1 YB4521 TRAILER ASSEMBLY 1
2 YB4521 MANUAL CANISTER 1
3 YB4521 TOOL BOX 1
4 YB4521 MOBILE BELT GUARD SUPPORT 1
5 YB4521 MOTOR BASE 1
6 YB4521 LEFT FUEL TANK BASE 1
7 YB4521 RIGHT FUEL TANK BASE 1
8 YB4521 FILTER SUPPORT 1
9 YB4521 FIX BELT GUARD SUPPORT 1
10 GRADE 5 STEEL HEX HEAD SCREW 3/8" X 1" 6
11 WASHER 3/8" 28
12 NYLON INSERT LOCKNUT 3/8" 10
13 HEX HEAD SCREW 1/4" X 1" 8
14 WASHER 1/4" 20
15 LOCK WASHER 1/4" 10
16 HEX HEAD SCREW 1/4" X 34" 2
17 HEX NUT 3/8" 4
18 LOCK WASHER 3/8" 4
19 HEX HEAD SCREW 3/8" X 1" 8
10
11
13
19
12
4
16
14
3
6
2 1
7
9
16
15
18
17
3 1
ITEM N.º PART CODE DESCRIPTION QUANTITY
1 YB4521 IDLER PULLEY 1
2 YB4521 IDLER SHAFT 1
3 6201 BEARING 2
4 #32 INTERNAL RETAINING RING 2
ITEM N.º PART CODE DESCRIPTION QUANTITY
1 YB4521 IDLER BASE 1
2 YB4521 IDLER BRACKET 1
3 YB4521 SPRING BRACKET 2
4 YB4521 IDLER ARM 1
5 YB4521 5/8" IDLER PIVOT PIN 1
6 YB4521 IDLER PULLEY ASSEMBLY 1
7 YB4521 IDLER PULLEY SPACER 2
8 YB4521 3/8" IDLER SPRING PIN 2
9 YB4521 EXPANSION SPRING 2
10 3/8"X1" GRADE 5 HEX BOLT 2
11 3/8" FLAT WASHER 10
12 3/8" LOCK WASHER 2
13 3/8" HEX NUT 4
14 3/8"X5" GRADE 5 HEX BOLT 1
15 5/8" FLAT WASHER 4
16 3/16"X1 COTTER PIN 2
17 1/8"X1" COTTER PIN 4
18 1/2" FLAT WASHER 2
19 M12 P1.25 HEX NUT 4
4
3
16
10
11
2 15 5
14
1
17
ITEM
1
2
12
3
13
4
7 5
6
7
8
8
9
1
9
1
6 1
1
1
18
1
19
1
1
1
1
ITEM N.º PART CODE DESCRIPTION QUANTITY
1 YB4521 ROTOR DISK 1
2 YB4521 BLADE 2
3 97595A374_BRASS HEX DRIVE FLAT HEAD SCREW (1/2" X 1-1/2") 6
4 95462A033_MEDIUM-STRENGTH STEEL HEX NUT (1/2") 6
5 92146A624_18-8 STAINLESS STEEL SPLIT LOCK WASHER (1/2") 6
4
2
ITEM N.º PART CODE DESCRIPTION QUANTITY
1 YB4521 HOPPER BOTTOM COVER 1
2 YB4521 HOPPER LEFT COVER 1
3 YB4521 HOPPER RIGHT COVER 1
4 YB4521 HOPPER TOP COVER 1
5 YB4521 FLAT HOPPER GUARD SUPPORT 1
6 YB4521 HOPPER GUARD SUPPORT 1
7 YB4521 FEED HOPPER GUARD 1
8 91309A581 LOW STRENGTH ZINC PLATED STEEL HEX HEAD SCREW 5/16"X3/4" 19
9 90850A150 ZINC YELLOW CHROMATE PLATED STEEL FLAT WASHER 5/16" 25
10 90640A130 LOW STRENGTH STEEL NYLON INSERT LOCKNUT 5/16" 22
11 GRADE 2 STEEL SQUARE NECK CARRIAGE BOLT 5/16" X 3/4" 3
7
4
5
8
11
10
1
15
11
12
3
18
5
4
9
22 8
10
14 20
17
23
6
13
21
24
16
19
1
7
ITEM N.º PART CODE DESCRIPTION QUANTITY
1 YB4521 BOTTOM FRAME 1
2 YB4521 ROTOR 1
3 YB4521 TOP FRAME 1
4 YB4521 PULLEYSIDE BEARING SCREEN 1
5 YB4521 FEEDSIDE BEARING SCREEN 1
6 SKF FY 1.1/2 TF SQUARE FLANGED BALL BEARING 2
7 YB4521 BOTTOM SUPPORT 3
8 YB4521 PIVOT PIN 1
9 YB4521 BEARING SPACER 4
10 YB4521 PIN LOCK 1
11 KNOB 3/8" BOLT 1
12 YB4521 CUSTOM LOCK WASHER 1
13 CARBON STEEL CLEVIS PIN 3/8" X 1-3/4" 1
14 HAIRPIN COTTER PIN 1/8" 1
15 LOW STRENGTH ZINC PLATED STEEL HEX HEAD SCREW 3/8"X1" 1
16 ZINC PLATED GRADE 2 STEEL SQUARE-NECK CARRIAGE BOLT 5/16"X1" 12
17 STAINLESS STEEL WASHER 5/16" 12
18 STAINLESS STEEL WASHER 5/8" 2
19 STEEL NYLON-INSERT LOCKNUT 5/16" 12
20 MEDIUM STRENGTH GRADE 5 STEEL HEX HEAD SCREW 7/16"X2" 8
21 STAINLESS STEEL WASHER 7/16" 8
22 CARBON STEEL COTTER PINS 3/16" X 1-1/2" 2
23 CARBON STEEL SPLIT LOCK WASHER 7/16" 8
24 MEDIUM-STRENGTH STEEL HEX NUT 7/16" 8
