Ariens Power Brush 28 User manual

Parts Manual
Models
921025 – Power Brush 28
(Serial Number 035000 and up)
921313 – Power Brush 28
(Serial Number 035000 and up)
04374300 10/11
Printed in USA
All-Season Power Brush 28
Gasoline containing up to 10% ethanol (E10) or up to 10% MTBE (methyl tertiary butyl ether) is acceptable for use in this machine.
The use of any gasoline exceeding 10% ethanol (E10) or 10% MTBE will void the product warranty.
Il est possible d’utiliser de l’essence contenant jusqu’à 10% d’éthanol (E10) ou 10% de MTBE (éther méthyl-tertiobutylique) sur cette
machine.
L’utilisation d’une essence contenant plus de 10% d’éthanol (E10) ou de 10% de MTBE annulent la garantie
En esta máquina puede utilizarse gasolina con hasta un 10% de etanol (E10) o hasta un 10% de MTBE (éter de metil butil terciario).
El uso de cualquier otro tipo de gasolina con un porcentaje superior al 10% de etanol (E10) o al 10% de MTBE invalidará la garantía
del producto.

2
THE MANUAL
Before you operate your unit, carefully and completely
read manuals supplied with the unit. The contents will
provide you with an understanding of safety instructions
and controls during normal operation and maintenance.
For your safety and the safety of others always read,
understand, and follow all DANGER, WARNING, and
CAUTION messages found in manuals and on safety
decals.
Hardware descriptions are given in decimals.
SERVICE AND REPLACEMENT PARTS
When ordering replacement parts or making service
inquiries, know the Model and Serial numbers of your
unit and engine.
Numbers are located on the product registration card in
the unit literature package. They are printed on a serial
number label, located on the frame of your unit.
• Record Unit Model and Serial numbers here:
• Record Engine Model and Serial numbers here:
UNAUTHORIZED REPLACEMENT PARTS
Use only Ariens replacement parts. The replacement of
any part on this vehicle with anything other than an
Ariens authorized replacement part may adversely affect
the performance, durability, or safety of this unit and may
void the warranty. Ariens disclaims liability for any claims
or damages, whether warranty, property damage,
personal injury or death arising out of the use of
unauthorized replacement parts.
Decimals to Fractions
.063 1/16 .563 9/16
.125 1/8 .625 5/8
.188 3/16 .688 11/16
.250 1/4 .750 3/4
.313 5/16 .813 13/16
.375 3/8 .875 7/8
.438 7/16 .938 15/16
.500 1/2 1.00 1
PRODUCT REGISTRATION
The Ariens dealer must register the product at the time of
purchase. Registering the product will help the company
process warranty claims or contact you with the latest
service information. All claims meeting requirements
during the limited warranty period will be honored,
whether or not the product registration card is returned.
Keep a proof of purchase if you do not register your unit.
Customer Note: If Dealer does not register your product,
please fill out, sign and return the product registration
card to Ariens or go to www.ariens.com.
YOUR SATISFACTION ISIMPORTANT
Questions? Please follow these helpful steps:
1. Refer to the manuals supplied with your unit.
They will guide you through safe and proper
operation and maintenance.
They contain specifications on your unit.
If your questions are not answered in these manuals,
go to step number two.
2. Contact Your Dealer.
Our dealers will be happy to supply any service or
advice required to keep your unit operating at peak
efficiency.
A factory trained staff is available to support your
equipment needs. They stock genuine Ariens parts
and lubricants manufactured with the same precision
and skill as the original.
If your questions are not resolved by the support
staff, ask for the manager or owner.
When contacting your Dealer supply your model and
serial numbers.
TO SPEED PARTS ORDERING:
1. Know the model and serial numbers of your unit.
2. Know the part number required.
3. Know the quantity required.
4. Know the part description.

3
MODELS
Model 921025
28” All-Season Power Brush
6 Hp Subaru EX17 Engine
Serial No. 035000 and up
Model 921313
28” All-Season Power Brush – CE
6 Hp Subaru EX17 Engine
Serial No. 035000 and up
TABLE OFCONTENTS
DECALS
Decals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
ENGINE AND DRIVE
Engine and Belt Drive . . . . . . . . . . . . . . . . . . . . . . . . 6
Friction Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Wheels and Axles . . . . . . . . . . . . . . . . . . . . . . . . . . 10
FRAME AND HOUSING
Handlebars and Controls . . . . . . . . . . . . . . . . . . . . . 12
Brush Head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Brush Drive Unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Brush Frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

4
DECALS
Model 921025, 313
Item Part No. Qty. Description
1 08000733 1 Decal, Power Brush 28 - Ariens
2 07800330 1 Decal, Danger - Power Brush
3 08000513 1 Decal, Ariens Heritage
4 07800331 1 Decal, PTO Warning
5 08000736 1 Decal, Control
07800330
08000736
07800331
1
2
4
3
5

5
NOTES

6
ENGINE AND BELT DRIVE
Model 921025, 313
1
4
5
9
48
11
12
13
14
15
16
17
18
22
21
21
22
19
38
41
19
37
24
23
25
26
27
32
34
28
35
29
30
13
33
34
14
41
10
31
3
2
39
31 36 37
42
10 10
40
6
78
20
45 44
46
43
49
47
50
51

7
ENGINE AND BELT DRIVE
Model 921025, 313
Item Part No. Qty. Description
1 08200611 1 Engine, Subaru EX17 All Season 120V (921025)
08200706 1 Engine, Subaru All Season Recoil (921313)
2 00495051 1 Bracket, Mount-Idler Arm
3 05500820 1 Bushing, Sleeve
4 05500107 1 Bushing, Sleeve
5 00493600 1 Traction Idler Arm
6 03731800 1 Belt Finger
7 06307400 2 Washer, Lock .31 x .097
8 05947300 2 Bolt, Hex .31-24 x .75
9 04209900 1 Belt Cover
10 07400034 5 Screw, Tapping Hex Washer Head Thread Rolling .25-20 x .50
11 05717600 1 Ring, Retaining, External .250 x .010
12 08300528 1 Spring
13 05500026 2 Bushing, Polyliner
14 06425300 2 Washer, Flat Steel .531 x 1.00 x .063
15 08300326 1 Spring
16 00495167 1 Attachment Idler Arm
17 01987100 1 Arm, Clutch, Attachment
18 06200124 1 Bolt, Round Head Square Short Neck .31-18 x 1.13
19 06435700 2 Washer, Flat Steel .38 x .875 x .083
20 06400005 1 Washer, Wave
21 01213100 2 Spacer
22 02457400 2 Idler
23 06543100 1 Nut, Locking, Top, Flange .31-18
24 06800028 2 Rivet, Pop .187 (Included with Item 35)
25 00180500 1 Brake Pad (Included with Item 35)
26 07238500 1 V-Belt, Attachment
27 00493400 1 Sheave, Attachment
28 07200111 1 V-Belt, Traction
29 00187900 1 Pulley, Traction
30 00495251 1 Bracket, Mount, Brake
31 05958500 2 Bolt, Hex .38-16 x 1.75
32 05901401 1 Bolt, Hex .31-24 x 1.75
33 06307400 1 Washer, Lock .31 x .097
34 05500106 2 Bushing, Sleeve
35 52000500 1 Brake Arm w/Pad (Includes Items 24 and 25)
36 06436200 1 Washer, Flat Steel .406 x .812 x .065
37 06500011 3 Nut, Locking Center Jam .31-18
38 08300104 1 Spring
39 00657059 1 Frame Bracket
40 06212200 1 Bolt, Round Head Square Short Neck .31-18 x .62
41 06542000 2 Nut, Locking Top Flange .38-16
42 05952400 1 Bolt, Hex .31-18 x 1.50
43 06606100 1 Key, Square .188 x .75 x .188
44 04258451 1 Guard, Snow (921025)
45 03972500 1 Foam Cover, Recoil
46 03880851 1 Baffle
47 06437200 2 Washer, Flat Steel .344 x .688 x .065
48 07400104 2 Screw, Tapping Large Hex Washer Head Thread Rolling .25-20 x .50
49 07500023 2 Plug, Hole
50 04042300 1 Muffler Guard (921313)
51 21530400 1 Spark Plug

8
FRICTION DRIVE
Model 921025, 313
1
2
14
4
4
11 10
10
13
3
20
5
17
24
12
25
23
21
19
22
35
14
34 6
30
27
33
31 32
7
29
32
28
26
16 6
8
3
6915
18
4
36
6

9
FRICTION DRIVE
Model 921025, 313
Item Part No. Qty. Description
1 00494051 1 Shift Fork
2 05500028 1 Bushing, Polyliner
3 05500026 2 Bushing, Polyliner
4 06944800 3 Clip, Spring
5 00383000 2 Flange, Bearing
6 07400034 11 Screw, Tapping Hex Washer Head Thread Rolling .25-20 x .50
7 04092600 1 Sprocket, Pinion
8 07500023 1 Plug, Hole
9 00373051 1 Bracket, Cable Pulley
10 06439200 2 Washer, Flat Steel .505 x 1.00 x .062
11 00383100 1 Carrier, Friction Disc
12 00170800 1 Friction Disc
13 04149500 1 Hex Shaft
14 06714500 4 Pin, Spring Clip
15 07300012 1 Pulley, Cable
16 07000021 1 Bolt, Shoulder
17 05435200 2 Bearing
18 06543500 1 Nut, Locking Top Flange .25-20
19 52100200 1 Plate, Swing Assembly
20 05500113 1 Spacer
21 06900313 1 Cable
22 06437200 1 Washer, Flat Steel .344 x .688 x .065
23 06713500 1 Pin, Hair Internal .08 x .18 x 1.18
24 08300036 1 Spring
25 07400009 3 Screw, Tapping Serrated Round Head Torx .31-18 x .50
26 02466200 1 Chain, Roller
27 00657900 1 Shaft, Pinion
28 07061300 1 Zerk, Fitting .25 x .125 Drive-In
29 05500035 1 Bushing, Sleeve
30 06436100 1 Washer, Flat Steel .630 x 1.005 x .062
31 00190600 1 Sprocket/Gear (Included in Item 36)
32 05500111 2 Bushing, Flange (Included in Item 36)
33 05800205 1 Pin, Groove, Type E .125 x 1.00 Alloy
34 00503500 1 Tab, Anti-Rotation
35 05500029 1 Spacer
36 52601500 1 Sprocket/Gear w/Bushings (Includes Items 31 and 32)

10
WHEELS AND AXLES
Model 921025, 313
Item Part No. Qty. Description
1 07100227 1 Tire/Wheel Assembly Right Hand 15 x 5.00 - 6
07100228 1 Tire/Wheel Assembly Left Hand 15 x 5.00 - 6
07100726 AR Tire, 15 x 5.00 - 6 K478
2 05700001 2 Clip, Snap
3 06436300 4 Washer, Flat Steel 1.010 x 1.505 x .062
4 05500829 2 Bushing, Axle
5 07400034 6 Screw, Tapping Hex Washer Head Thread Rolling .25-20 x .50
6 00866000 1 Differential Assembly
7 00865900 1 Axle, Short (Included in Item 11)
8 00865800 1 Axle, Long
9 06600002 2 Key Rectangular .25 x .188 x 1.00
10 05500023 2 Bushing, Sleeve (Included in Item 11)
11 52101200 AR Axle, Short with Bushings (Includes Items 7 and 10)
12 05500122 1 Bushing, Sleeve
13 05800300 1 Pin, Roll .188 x 1.25
1
2
34
7
6
8
4
5
3
9
9
11
10
10
12
13
5
3
3

11
NOTES

12
HANDLEBARS AND CONTROLS
Model 921025, 313
15
51
2
3
4
6
7
8
910
11
12
13
14
16
17
18
19 30
25
26
39
34
21
32
36
34
36
46
45
29
29
35
319
40
43
38
22
20
27
33
42
38
17
23
32
47
32
33
40
27
31
44
42
28
38
32
17
17
41
38
43
20
24
37
51
50 53
49
56
52
55
48
54
35

13
HANDLEBARS AND CONTROLS
Model 921025, 313
Item Part No. Qty. Description
1 00656151 1 Handlebar, Lower
2 00494967 1 Rod, Shift, Lower
3 04310100 2 Clutch Paddle Block
4 04310451 1 Clutch Handle, Left Hand
5 04310551 1 Clutch Handle, Right Hand
6 04316651 1 Bracket, Interlock
7 04317751 1 Detent Plate
8 04318351 1 Handlebar, Upper, Right Hand
9 04320400 1 Interlock Arm
10 04320500 1 Rod, Pivot
11 04321500 1 Rod, Paddle Mount, Long
12 04321600 1 Rod, Paddle Mount, Short
13 04321700 1 Lever, Shift
14 04322100 2 Cam, Interlock
15 52004600 1 Control Panel with Decal
16 04334967 1 Rod, Shift, Upper
17 05500020 4 Bushing, Polyliner
18 05963300 1 Bolt, Hex .38-16 x 2.00
19 06200207 2 Bolt, Round Head Extra Long Square Neck .31-18 x 2.00
20 06209300 2 Bolt, Round Head Extra Long Square Neck .25-20 x 2.00
21 06219900 2 Bolt, Round Head Square Neck .25-20 x .75
22 06220100 1 Bolt, Round Head Extra Long Square Neck .25-20 x 1.25
23 06220600 2 Bolt, Round Head Square Neck .25-20 x .50
24 06221600 4 Bolt, Round Head Square Neck .31-18 x 2.25
25 06307400 4 Washer, Lock .312 x .097
26 06435700 4 Washer, Flat Steel .38 x .875 x .083
27 06437300 2 Washer, Flat Steel .281 x .62 x .065
28 06444000 1 Washer, Flat Steel .406 x 1.00 x .188
29 06529800 4 Nut, Locking Center .31-18
30 06530200 4 Nut, Locking Nylon .31-18
31 06542000 1 Nut, Locking Top Flange .38-16
32 06543500 7 Nut, Locking Top Flange .25-20
33 06701900 2 Pin, Hair, Internal .06 x .18 x .77
34 06713500 2 Pin, Hair, Internal .08 x .18 x 1.18
35 06714500 2 Pin, Spring Clip
36 06900439 2 Cable, Control
37 07028500 4 Bolt, Serrated Hex Flange Washer Head .38-16 x .75
38 07400034 7 Screw, Tapping Hex Washer Head Thread Rolling .25-20 x .50
39 07500005 4 Spacer, Handlebar
40 07500103 2 Edging, Clutch Handle
41 07500208 1 Knob
42 07518700 2 Handle Grip
43 08300527 2 Spring
44 08335700 1 Spring
45 00386700 1 Pivot, Shift Rod
46 04318451 1 Handlebar, Upper, Left Hand
47 08337000 1 Spring
48 03884259 1 Frame
49 00188400 2 Strap, Engine Bolt
50 05900019 6 Bolt, Hex Washer Head .25-20 x .75
51 00492359 1 Cover, Bottom
52 06529200 4 Nut, Hex .31-18
53 07009000 6 Nut, Retainer .25-20 x .56
54 06307400 4 Washer, Lock .31 x .097
55 06800028 2 Rivet, Pop .187
56 06437200 1 Washer, Flat Steel .344 x .688 x .065

14
BRUSH HEAD
Model 921025, 313
10
10
8
5
3
4
7
7
12
9
5
2
4
1
11
6
6
4
4
4
12
9
8
13
13
14
14
15
15
15
15
17
16

15
BRUSH HEAD
Model 921025, 313
Item Part No. Qty. Description
1 53216100 1 Cover with Decals, 28" Brush
2 00258159 1 Cover, Right Hand Side
3 00256659 1 Cover, Left Hand Side
4 05947900 12 Bolt, Hex .25-20 x .50
5 06543500 8 Nut, Locking Top Flange .25-20
6 07400034 8 Screw, Tapping Hex Washer Head Thread Rolling .25-20 x .50
7 00267451 2 Cover, End
8 03278551 2 Fork, Caster
9 03905900 2 Wheel, Anti-Scalp
10 00188000 2 Spacer, Caster Wheel
11 05970400 2 Bolt, Hex .38-16 x 4.50
12 06542000 2 Nut, Locking Top Flange .38-16
13 03985500 4 Bushing, Flange
14 06700204 2 Pin, Lynch .25 x 1.25
15 03265100 12 Clip, HOC
16 04363451 1 Guard, Shaft (921313)
17 07400104 3 Screw, Tapping Hex Washer Head Thread Rolling .25-20 x .50 (921313)

16
BRUSH DRIVE UNIT
Model 921025, 313
31 25
20
17
610
12 12 515 17
27 3
18
19
17
17
22
8
10
12
24 14
23
29 78
1
30
16
11
26
17
13
24
21
2
4
28
932

17
BRUSH DRIVE UNIT
Model 921025, 313
Item Part No. Qty. Description
1 00268951 1 Pulley, Attachment
2 00262251 1 Arm, Pivot Lock
3 00297800 1 Hub, Coupling
4 02499300 1 Gear Box Assembly
5 53216200 1 Adapter with Decal, Brush Frame
6 03295351 1 Adapter, Broom Frame
7 03634600 1 Spacer
8 05412000 2 Bearing
9 05500106 1 Bushing, Sleeve
10 05515800 2 Bushing, Flange
11 05947300 1 Bolt, Hex .31-24 x .75
12 05948700 4 Bolt, Hex .38-16 x 1.00
13 05952500 1 Bolt, Hex .25-20 x 1.50
14 05958500 1 Bolt, Hex .38-16 x 1.75
15 06223900 4 Bolt, Round Head Square Neck .38-16 x .75
16 06307400 1 Washer, Lock .312 x .097
17 06542000 9 Nut Locking Top Flange .38-16
18 06543500 1 Nut Locking Top Flange .25-20
19 06600300 1 Key, Woodruff .188 x .75 x .313 SAE 9
20 06900517 1 Cable, Remote Brush Lock
21 08300029 1 Spring
22 53216300 1 Universal Joint Assembly
23 07414400 4 Screw, Tapping Hex Washer Head Thread Rolling .31-18 x .75
24 06530100 2 Nut, Locking Serrated Flange .25-20
25 06909400 1 J-Clamp
26 06305200 1 Washer, Lock, Internal .250
27 05964700 1 Bolt, Hex .25-20 x 1.75
28 52001800 1 Pulley Assembly (Includes Items 1, 29, 30)
29 00268901 1 Hub, Pulley
30 07411500 3 Screw, Tapping Hex Washer Head Thread Rolling .31-18 x .50
31 06100007 1 Screw, Machine Oval Head .25-20 x 1.50
32 07500210 1 Guard, Shaft (921313)

18
BRUSH FRAME
Model 921025, 313
Item Part No. Qty. Description
1 00180100 1 Brush, 18" Diameter x 28" Wide
2 00180600 1 Sprocket, Reduction Idler
3 00180859 1 Mount, Reduction Idler
4 00181200 1 Shaft, Brush
5 03278451 1 Frame, Brush
6 01014200 3 Bearing Flange
7 00368500 1 Chain, Roller
8 00386100 1 Chain, Roller
9 00428700 3 Bearing Flange
10 02997400 1 Sprocket, Drive
11 02997500 1 Sprocket, Driven
12 02997600 1 Shaft, Transmission
13 03634600 2 Spacer
14 05406300 3 Bearing
15 05480000 2 Bearing
16 05714600 3 Ring, Retaining, External .689 x .078
17 07400034 4 Screw, Tapping Hex Washer Head Thread Rolling .25-20 x .50
18 05964700 1 Bolt, Hex .25-20 x 1.75
19 06543500 10 Nut, Locking Top Flange .25-20
20 06600300 1 Key, Woodruff .188 x .75 x .313 SAE 9
21 06442000 2 Washer, Flat Steel .563 x 1.38 x .109
1
19
14
9
10 19
18
8
317
16
711
15
9
20
2
13 14
15
6
12
16
6
5
9
14 13
16
4
19
6
21
21

Ariens
655 West Ryan Street
Brillion, WI 54110
920-756-4688
Fax [phone]
www.ariens.com