Ariens 911110 - SP21 User manual

Models
911110 - SP21
911111 - SSP21
911112 - DSP21
911113 - DESP21
Walk-Behind Lawn Mowers®
Parts Manual
01271300C 9/06
Printed in USA

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 the dealer does not register your
product, please fill out, sign, and return the product
registration card to Ariens.
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 911110 (SP21)
6.5 hp Briggs Quantum
Recoil, Push
Serial No. 000101 and up
Model 911111 (SP21)
6.5 hp Briggs Quantum
Recoil, Self-Propelled
Serial No. 000101 and up
Model 911112 (DSP21)
5.5 hp Honda GCV 160
Recoil, Self-Propelled, Deluxe
Serial No. 000101 and up
Model 911113 (DESP21)
5.5 hp Honda GCV 160
Electric Start, Self-Propelled, Deluxe
Serial No. 000101 and up
TABLE OFCONTENTS
DECALS
Decals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
FRAME
Handlebar and Controls. . . . . . . . . . . . . . . . . . . . . . . 6]
Handlebar and Controls - Deluxe. . . . . . . . . . . . . . . . 8
Mower Deck and Baggger . . . . . . . . . . . . . . . . . . . . 10
WHEELS, HEIGHT OF CUT, TRANSMISSION
Wheels and Height of Cut . . . . . . . . . . . . . . . . . . . . 12
Transmission & Height of Cut . . . . . . . . . . . . . . . . . 14
ENGINE
Engine, Blade and Belt . . . . . . . . . . . . . . . . . . . . . . 16
ELECTRICAL
Continuity & Electrical Diagram . . . . . . . . . . . . . . . . 17
Electrical Harness & Battery . . . . . . . . . . . . . . . . . . 18
© Copyright 9/06 Ariens Company

4
DECALS
Model 911110, 111, 112, 113
Item Part No. Qty. Description
1 07739400 1 Label, Bagger 21"
2 05303100 1 Ariens Jewel (110, 111)
05303100 2 Ariens Jewel (112, 113)
®
12

5
NOTES

6
HANDLEBAR AND CONTROLS
Model 911110, 111
1
6
6
7
4
PM0028
2
3
8
9
8
4
10
11
12
13
14
15

7
HANDLEBAR AND CONTROLS
Model 911110, 111
Item Part No. Qty. Description
1 01263851 1 Bail, Drive (911111)
2 01263751 1 Bail, Operator Presence
3 01261351 1 Handlebar
4 07517000 2 Cap, Vinyl .25 I.D. (911111)
5 07517000 1 Cap, Vinyl .25 I.D. (911110)
6 06220100 2 Bolt, Round Head Square Neck .25-20 x 1.25
7 01256251 1 Anchor, Cable
8 06543500 2 Nut-Locking-Top-Flange .25-20
9 04642100 1 Guide, Pullcord
10 06530400 2 Nut, Flange Spinlock .312-18
11 01264400 1 Cable, Operator Presence
12 05514500 2 Bushing-Flange .325 x .444 x.440 x.560 (911110)
13 01264300 1 Cable, Traction (911111)
14 06220800 2 Bolt, Round Head Square Short Neck .31-18 x .75 Grade 5
15 07539300 2 Clip, Conduit

8
HANDLEBAR AND CONTROLS - DELUXE
Model 911112, 113
4
4
6
15
7
6
11
9
3
10
16
12
2
13
14
16
15
6
17
18
6
66
6
22
25
25
19
20
21
23 24
6

9
HANDLEBAR AND CONTROLS - DELUXE
Model 911112, 113
Item Part No. Qty. Description
1 01269051 1 Handlebar
2 05964700 2 Bolt, Hex .25-20 x 1.75 Grade 5
3 05513400 2 Bushing, Flange .265 x .437 x .250 x .750
4 06220100 2 Bolt, Round Head Square Neck .25-20 x 1.25
5 00589051 1 Bracket, Cable Anchor
6 06543500 10 Nut-Locking-Top-Flange .25-20
7 04642100 1 Guide, Pullcord
8 06530400 2 Nut, Flange Spinlock .312-18
9 01264900 1 Cable, Operator Presence
10 01264800 1 Cable, Traction
11 06220800 2 Bolt, Round Head Square Short Neck .31-18 x .75 Grade 5
12 07539300 2 Clip, Conduit
13 06219800 1 Bolt, Round Head Square Neck .25-20 x 1.00 Grade 5
14 07511800 2 Bumper
15 06514900 1 Nut, Push .312
16 07534800 3 Knob, Nyloc Clamping, .312-18
17 00581051 1 Plate, Hinge
18 06226200 1 Bolt, Full Thread Round Head Square Neck .31-18 x 5 Grade 5
19 00587100 4 Clamp, 4-Bar
20 00581200 2 Rod, 4-Bar
21 00586951 1 Bracket, Cable Anchor
22 00584651 1 Bail, .750 Tube
23 00581351 1 Cover, Operator Presence Control
24 00595651 1 Cover, Sheetmetal
25 06219800 1 Bolt, Round Head Square Neck .25-20 x 1.00 Grade 5

10
MOWER DECK AND BAGGGER
Model 911110, 111, 112, 113
PM0020
1
2
3
4
5
7
9
10
9
11
12
13
14
8
6
4
17 15
16 8
18
19

11
MOWER DECK AND BAGGER
Model 911110, 111, 112, 113
Item Part No. Qty. Description
1 01250700 1 WBLM, Ariens Bagger (911111, 112, 113)
2 01253351 1 Frame, Bagger (911111, 112, 113)
3 01253200 1 Rod, Hinge (911111, 112, 113)
4 07027600 2 Nut, Push .25 x .50 O.D. (911111, 112, 113)
5 01253400 1 Bagger Door (911111, 112, 113)
6 01268051 1 Mulch Plug
7 01251400 1 Rear Discharge Cover
8 01260900 2 Pin, Hinge
9 01258100 2 Spring, Torsion
10 01253059 1 21" Deck Weldment
11 01264100 1 Grill Insert
12 07400011 2 Screw, Tapping 12-12 x .75
13 06219900 1 Bolt, Round Head Square Neck .25-20 x .75
14 01260500 1 Mulch Cover
15 01262351 1 Cover, Transmission Access
16 07276000 1 Pushnut
17 07412100 2 Screw, Tapping 10-24 x .375 Hex Washer Head Thread Rolling (911110, 111, 112)
18 07400012 2 Screw, Self Drill/Tap
19 07500011 1 Knob, Clamping, .250-20 Nyloc

12
WHEELS AND HEIGHT OF CUT
Model 911110, 111, 112, 113
PM0070
12
2
2
1
1
1
7
7
4
4
12
6
8
8
2
11
11
11
11
9
15
15
9
10
10
10
10
911110
12
412
12
12 4
3
3
14
14
14
14

13
WHEELS AND HEIGHT OF CUT
Model 911110, 111, 112, 113
Item Part No. Qty. Description
1 01250500 4 Assembly, Wheel
2 01265100 4 Bolt, Wheel Shoulder
3 06216100 4 Bolt, Round Head Square Neck .31-18 x 1.00 Grade 5
4 01263000 4 Wheel Mount Hub (911110)
5 01263000 2 Wheel Mount Hub (911111, 112, 113)
6 01250900 1 Guard, WBLM
7 06220800 4 Bolt, Round Head Square Short Neck .31-18 x .75 Grade 5 (911110)
8 00548400 2 Retainer, .38 Push-On
9 01263200 2 Weldment, Front Wheel Bracket
10 01266400 4 Height of Cut Lever
11 06436200 4 Washer, Flat Steel .406 x .812 x .065
12 06543100 8 Nut, Locking Top Flange .31-18 (911110)
13 06543100 4 Nut, Locking Top Flange .31-18 (911111)
14 05714600 4 Ring, Retaining-External .689 x .077
15 01263100 2 Weldment, Rear Wheel Bracket

14
TRANSMISSION & HEIGHT OF CUT
Model 911111, 112, 113
PM0090
11
8
12
714
15
9
6
2
1
4
2
7
7
7
8
8
89
10
10
11
16
17
19 28
20
27
21
22
25
23
6
13
26
24
29 29
30
31
18
33
32 33
34
33
33 32
35
35
31
36 38
37
3
5
4
1
3

15
TRANSMISSION & HEIGHT OF CUT
Model 911111, 112, 113
Item Part No. Qty. Description
1 01296500 2 Gear, Wheel (Order as part of kit 5111100. See item 5.)
2 07400008 6 Screw, Tapping .25-15 x .75 Hi-LO Hex Washer Head (Order as part of kit 5111100. See item
5.)
3 01250500 2 Wheel (Order as part of kit 5111100. See item 5.)
4 01273900 2 Ring, Torque (Order as part of kit 5111100. See item 5.)
5 51111000 2 Kit, Assembly, LM Rear Wheel (Contains items 1, 2, 3 and 4)
6 01263300 2 Wheel Cover
7 05710200 4 Ring, Retaining External .500 x .042
8 06400015 4 Washer, .500 x .750 x .020 Thrust
9 01255600 2 Pinion, WBLM Drive
10 06600004 2 Key, Woodruff .125 x .50 x .20
11 08300016 2 Spring, .134 x .186 x .144 Compression
12* 05802900 1 Pin, Roll .156 x 1.00
13 01255700 1 Shaft, Transmission Output
14 07412100 4 Screw, Tapping 10-24 x .375 Hex Washer Head
15 01255251 1 Sump, Gearbox
16 01256400 1 Gasket, Transmission
17 51110600 1 Kit, WBLM Transmission Housing
18 06543500 1 Nut, Locking Top Flange .25-20
19 05967100 1 Bolt, Hex .25-20 x 2.00 Grade 5
20 06435800 1 Washer, Flat Steel .328 x 1.0 x .094
21 01259000 1 Spacer, .390 x .75 x .189
22 00444400 1 Idler, 3L Front Side .38 x 1.875
23 01258900 1 Spacer, Idler Pulley
24 06529600 1 Nut, Locking Center .38-16
25 07326500 1 Idler, Flat 1.875OD x .75WIDE
26 01258000 1 Arm, Transmission Idler
27 06436200 1 Washer, Flat Steel .406 x .812 x .065
28 05900021 1 Bolt, Hex .38-16 x 1.38 Grade 5
29 01255300 2 Bushing, Transmission Output Shaft
30 01265600 1 Belt, Finger
31 06530100 2 Nut, Locking Flange .250-20
32 51110700 2 Kit, Wheel Mount Hub Service
33 06543100 4 Nut, Locking Top Flange .31-18
34 51110500 1 Kit, Transmission Service
35 06216100 4 Bolt, Round Head Square Neck .31-18 x 1.00 Grade 5
36 06220600 1 Bolt, Round Head Square Neck .25-20 x .50 Grade 5
37 01265700 1 Belt, Finger
38 08325200 1 Spring, Tension .051X.60X2.25

16
ENGINE, BLADE AND BELT
Model 911110, 111, 112, 113
Item Part No. Qty. Description
1 08268700 1 Engine, Briggs and Stratton Quantum 6.5 hp (Briggs Engine Model # - 123K02) (911110, 111)
08270800 1 Engine, Honda GCV 160 5.5 hp (Honda Engine Model # - GCV160A) (911112)
08200050 1 Engine, Honda GCV 160 5.5 hp, Electric Start (Honda Engine Model # - GCV160A) (91113)
2 07414100 3 Screw-Tapping .38-16X1.00 Hex Washer Head
3 01268100 1 Ring, Engine Bolt
4 09734700 1 Adapter, Blade Hub (911110, 111, 112)
09735400 1 Adapter, Blade Hub (911113)
5 01252100 1 21" Mower Blade
6 06441700 1 Washer, Flat Steel .39 x 1.5 x .125
7 06308800 1 Washer, Locking .38 x .094 Regular
8 05900029 1 Bolt, .38-24 x 2.5 Grade 8 (911110, 111, 112)
0597600 1 Bolt, Hex .38-24 x 2.00 Grade 8 (911113)
9 01192900 1 Washer, Wave .885 x 1.311 x .125 (911110, 111, 112)
09250700 1 Washer, Wave 1.09 x 1.37 x .016 (911113)
10 09733100 1 Pulley-Sintered Iron LM (911111, 112)
09735300 1 Pulley, 1" Crank Drive (911113)
11 06600900 1 Key, Woodruff .156 x .625 x .25 (911110, 111, 112)
06601400 1 Key, Woodruff .188 x.625 x .25 (911113)
12 05500002 1 Spacer, .875 x 1.125 x .551 (991112)
05535100 1 Spacer, Honda Electric Start Crank (991113)
1
2
10
45
6
7
8
9
3
11
12

17
CONTINUITY & ELECTRICAL DIAGRAM
Model 911113
30 Amp
Splice
RED
BLACK
Charger
Terminal
RED
BLACK
BLACK
BLACK
Black Wire /
Red Shrink
Wrap Cover
RED

18
ELECTRICAL HARNESS & BATTERY
Model 911113
Item Part No. Qty. Description
1 02460700 1 Key
2 01269400 1 Key, Switch
3 01269200 1 Housing, Switch
4 01268800 1 Harness, Wire
5 01269300 1 Battery
6 01268900 1 Battery, Charger
7 01269151 1 Cover, Battery
8 06200013 2 Bolt, Hex 8-32 x .5
9 06531300 2 Nut-Locking-Nylon 8-32
1
9
3
8
7
4
6
5
2

Ariens Company
655 West Ryan Street
P.O. Box 157
Brillion, WI 54110-0157
920-756-2141
Fax [phone]
www.ariens.com