HUSTLER 928739 User manual

•••••••
Hustler Turf Equipment
•••••
P.O. Box 7000
•••
Hesston, Kansas
•
67062-2097
Hustler Out-Front Deck
Parts Manual
928721, 928739

t-2 109632 09/08

109632 09/08 c-1
Table of Contents
Chapter 1
General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Chapter 2
Deck Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
72" Deck Pulley Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
60" Deck Pulley Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Gearbox Sub-Assembly—72" Deck . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Gearbox Sub-Assembly—60" Deck . . . . . . . . . . . . . . . . . . . . . . . . 2-10
Carrier Arm Assembly—72" Deck. . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Carrier Arm Assembly—60" Deck. . . . . . . . . . . . . . . . . . . . . . . . . . 2-14
Carrier Arm Sub-Assembly—72" Deck . . . . . . . . . . . . . . . . . . . . . . 2-15
Carrier Arm Sub-Assembly—60" Deck . . . . . . . . . . . . . . . . . . . . . . 2-16
Side Discharge Deck Adaptors. . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17
Spindle Assembly—796235 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18
Spindle Assembly—601630 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19
Chapter 3
Gauge Arm Assembly—549196 . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Gauge Wheel Breakdown—786061 . . . . . . . . . . . . . . . . . . . . . . . . 3-4
Chapter 4
Deck Decals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
Belt Routing and Tensioning. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i-1

c-2 109632 09/08

109632 09/08 1-1
Chapter 1
General Information
This Manual covers Out-Front Deck models 928721 & 928739.
Frequently Ordered Parts
Service Literature
Note: When ordering parts, you must use the part number as shown for each part, not the index number. Always give
the model and serial number to your parts and service representative.
Note: Items sold in bulk such as seals and hoses are sold by the foot.
Using this manual
Illustrations used were current at the time of printing, but subsequent production changes may cause your machine to
vary slightly in detail. Excel Industries, Inc. reserves the right to redesign and change the machine as deemed neces-
sary, without notification. If a change has been made to your machine which is not reflected in this parts manual, see
your Hustler dealer for current information and parts.
PART NO. DESCRIPTON
601715 Deck Belt B-Sec 162.00" EL (72" Side Disch. Deck)
791988 Deck Belt B-Sec 140.77" EL (60" Side Disch. Deck)
798702 F24.50"-H-F-CW Blade
794685 F20.50"-H-F-CW Blade
PART NO. DESCRIPTION
109631 Owner’s Manual

1-2 109632 09/08
Hardware Description Codes & Abbreviations
The following codes are used throughout this parts manual. Refer to this list when ordering parts.
Standard Torques
The following chart lists the standard torque values for the threaded fasteners found in this manual. Torque all cap
screws, nuts and set screws to these values unless a different torque is shown in the Notes section next to the fastener.
NOTE:
Loctite® 592 to be used on all pipe threads.
Lubricate all grease zerks.
ABBREVIATION DESCRIPTION
CB Carriage Bolt
CE Clevis Pin
CP Cotter Pin
CS Cap Screw
CW Cup Washer
FDRW Fender Washer
FW Flat Washer
HX Hex Head
LW Lock Washer
MB Machine Bushing
MS Machine Screw
NT Nut
SC Self Tapping Cap Screw
SH Socket Head
SB Shoulder Bolt
SS Set Screw
OD Outside Diameter
ID Inside Diameter
SIZE FT-LBS NM SIZE FT-LBS NM
.250 8.2 11.1 M3 1 1.3
.312 17 23 M4 2.2 3
.375 30 40 M5 4.5 6.1
.438 48 65 M6 7.7 10.4
.500 73 99 M8 18.5 25
.562 105 143 M10 37 50
.625 145 200 M12 64 87
.750 260 350 M14 80 108.5
.875 420 565 M16 160 215
1.00 625 850 M20 320 435
M24 555 750

109632 09/08 2-1
Chapter 2 Contents
Deck Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
72" Deck Pulley Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
60" Deck Pulley Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Gearbox Sub-Assembly—72" Deck. . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Gearbox Sub-Assembly—60" Deck. . . . . . . . . . . . . . . . . . . . . . . . . 2-10
Carrier Arm Assembly—72" Deck . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Carrier Arm Assembly—60" Deck . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14
Carrier Arm Sub-Assembly—72" Deck . . . . . . . . . . . . . . . . . . . . . . 2-15
Carrier Arm Sub-Assembly—60" Deck . . . . . . . . . . . . . . . . . . . . . . 2-16
Side Discharge Deck Adaptors . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17
Spindle Assembly—796235. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18
Spindle Assembly—601630. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19

2-2 109632 09/08
Deck Assembly
2
5
4
34 4
6
7
88
8
11
12
10
13
10
14
16 10
9
9
10
17
23
22
20
212019
18
19
20
21
23
20 22
15
1
1
7
10

109632 09/08 2-3
Deck Assembly
NOTES:
1. Do not torque, Item 2 (798694 Discharge Chute) must pivot freely.
2. Service part includes Item 7 (Rivet Nuts) and decals (see “Deck Decals” on
page 4-2).
INDEX NO. SERVICE
PART NO. MFG. PART NO. QTY. DESCRIPTION
1 549683 109322 1 DECK W/A 60" OUT-FRONT
549691 109785 1 DECK W/A 72" OUT-FRONT
2 798694 798694 1 RUBBER CHUTE ASSEMBLY
3 052860 052860 2 CS .375-16X1.250 HX G5
4 767954 767954 6 FW .406X .812 X.060 SAE
5 086660 086660 4 NT .375-16 HXZY NL
6 103010 103010 1 DISCHARGE CHUTE BRACKET
7 601573 601573 4 1/2-13 THREAD RIVET NUT
8 601069 601069 6 CN .312-18X.200 MAX THK
9 781567 781567 8 NT .500-13 H8ZY NL
10 767962 767962 18 FW .531X 1.063X.090 SAE
11 016527 016527 2 CS .500-13X1.00 HX G5 Z
12 109591 109591 2 GAUGE ARM MOUNT W/A
13 705954 705954 4 CS .500-13X1.25 HX G5 Z
14 017616 017616 4 CS .500-13X1.750 HX G5
15 466631 466631 2 GAGE ARM MOUNT
16 549196 N/A 2 GAUGE WHEEL ASSY
17 025395 025395 2 CB .375-16X 1.00 STD CD
18 808493 808493 2 3/8-16 THREAD RIVET NUT
19 016154 016154 2 CS .250-20X1.000 HXFLK
20 768515 768515 4 FW .281X.625X.051/.080H
21 109616 109616 2 SCALP ROLLER AXLE W/A
22 068551 068551 2 NT .250-20 HXZY NL
23 601536 601536 2 ANTI-SCALP ROLLER
2

2-4 109632 09/08
72" Deck Pulley Assembly
2
11
9
10
12 15
16
17
7
28
3
18
14
13
21
26
27
20
4
3
26
38
31 37
22
5
6
7
1
3
4
8
13
19
20
11
10 20
10
10 21 23
24
26
26
25
7
29
31
32
36
33 35
See “Gearbox Sub-
Assembly—72" Deck”
on page 2-8.
1
2
39
40
41 42
42
43
J-LEG DETAIL
2
34 31
32 32

109632 09/08 2-5
72" Deck Pulley Assembly
NOTES:
1. Torque to 118 ft. lbs.
2. Torque to 67-75 ft. lbs.
INDEX NO. SERVICE
PART NO. MFG. PART NO. QTY. DESCRIPTION
1 601512 601512 1 DRIVE SHAFT
2 710087 710087 1 CS .312-18X2.500 HX G5
3 768523 768523 5 FW .343X.687X.051/.080H
4 058776 058776 3 NT .312-18 HXZY NL
5 036715 036715 1 WOODRUFF 1/4X7/8 SAE A
6 074252 074252 4 CS .500-13X1.500 HX G5
7 767962 767962 17 FW .531X 1.063X.090 SAE
8 601715 601715 1 BELT B 162.0" EL
9 781872 781872 1 CS .625-11X1.25 HX G5 Z
10 028118 028118 10 FW .625X1.00X.134 ZNYC
11 781385 781385 2 IDLER PULLEY NHI 6.00"
12 781567 781567 1 NT .500-13 HX G8 ZY NL
13 770867 770867 2 BUSHING PLAS .750X1(FS)
14 109549 109549 1 IDLER PIVOT BUSHING
15 109539 109539 1 IDLER ARM W/A
16 781302 781302 1 IDLER SPRING
17 373191 373191 1 SIDE MOUNT CHAIN
18 079186 079186 2 CS .312-18X1.250 HX G5
19 601537 601537 1 UHMW WEARPLATE
20 016972 016972 3 NT .625-11 HX G5 ZNYC
21 788364 788364 2 IDLER PULLEY NHI 4.288"
22 016527 016527 3 CS .500-13X1.00 HX G5 Z
23 752386 752386 3 CW .515X 2.25X .204 ZN
24 538850 538850 3 DRIVE PULLEY
25 705954 705954 12 CS .500-13X1.25 HX G5 Z
26 792002 792002 6 5/16-18 X 3/4" MALE KNOB
27 109799 109799 1 RIGHT PULLEY COVER
28 109798 109798 1 CENTER PULLEY COVER
29 109800 109800 1 LEFT PULLEY COVER
30 782474 782474 6 CW .631 2.250X .187 PNT
31 025007 025007 2 CS .625-11X1.750 HX G5
32 783738 783738 3 CS .625-11X3.00 FULL HX
33 798603 798603 1 FW .515X1.65X.125 HD ZY
34 008573 008573 1 CS .500-13X2.500 HX G5
35 212472 212472 3 KEY 1/4 SQ X 1.00 LG(FS)
36 601630 601630 3 SPINDLE HOUSING ASSEMBLY
37 798702 798702 3 F24.50"-H-F-CW BLADE
38 016642 016642 3 CS .625-11X2.000 HX G5 Z
39 025395 025395 2 CB .375-16X 1.00 STD CD
40 601781 601781 1 UHMW J-LEG .75 WIDE
41 110761 110761 1 J-LEG HOLDER
42 767954 767954 2 FW .406X .812 X.060 SAE
43 086660 086660 2 NT .375-16 HXZY NL

2-6 109632 09/08
60" Deck Pulley Assembly
2
11
9
10
12 15
16
17
7
28
3
18
14
13
21
26
27
32
36
4
3
26
38
30
37
22
5
6
7
1
3
4
8
13
19
20
11
10 32
10
10 21 23
24
26
26
25
7
29
33
34
30
32 35
See “Gearbox Sub-
Assembly—60" Deck”
on page 2-10.
1
2
39 40
41 42
42
43
J-LEG DETAIL
2

109632 09/08 2-7
60" Deck Pulley Assembly
NOTES:
1. Torque to 118 ft. lbs.
2. Torque to 67-75 ft. lbs.
INDEX NO. SERVICE
PART NO. MFG. PART NO. QTY. DESCRIPTION
1 601512 601512 1 DRIVE SHAFT
2 710087 710087 1 CS .312-18X2.500 HX G5
3 768523 768523 5 FW .343X.687X.051/.080H
4 058776 058776 3 NT .312-18 HXZY NL
5 036715 036715 1 WOODRUFF 1/4X7/8 SAE A
6 074252 074252 4 CS .500-13X1.500 HX G5
7 767962 767962 17 FW .531X 1.063X.090 SAE
8 791988 791988 1 BELT B 140.77" EL
9 781872 781872 1 CS .625-11X1.25 HX G5 Z
10 028118 028118 10 FW .625X1.00X.134 ZNYC
11 781385 781385 2 IDLER PULLEY NHI 6.00"
12 781567 781567 1 NT .500-13 HX G8 ZY NL
13 770867 770867 2 BUSHING PLAS .750X1(FS)
14 109549 109549 1 IDLER PIVOT BUSHING
15 109539 109539 1 IDLER ARM W/A
16 781302 781302 1 IDLER SPRING
17 373191 373191 1 SIDE MOUNT CHAIN
18 079186 079186 2 CS .312-18X1.250 HX G5
19 601537 601537 1 UHMW WEARPLATE
20 016972 016972 1 NT .625-11 HX G5 ZNYC
21 788364 788364 2 IDLER PULLEY NHI 4.288"
22 016527 016527 3 CS .500-13X1.00 HX G5 Z
23 752386 752386 3 CW .515X 2.25X .204 ZN
24 798967 798967 3 PULLEY B-SEC 5.44 EOD
25 705954 705954 12 CS .500-13X1.25 HX G5 Z
26 792002 792002 6 5/16-18 X 3/4" MALE KNOB
27 109424 109424 1 RIGHT PULLEY COVER
28 109423 109423 1 CENTER PULLEY COVER
29 109425 109425 1 LEFT PULLEY COVER
30 782474 782474 4 CW .631 2.250X .187 PNT
31 025007 025007 2 CS .625-11X1.750 HX G5
32 783738 783738 1 CS .625-11X3.00 FULL HX
33 798603 798603 1 FW .515X1.65X.125 HD ZY
34 008573 008573 1 CS .500-13X2.500 HX G5
35 212472 212472 3 KEY 1/4 SQ X 1.00 LG(FS)
36 796235 796235 3 SPINDLE HOUSING ASSEMBLY
37 794685 794685 3 F20.50"-H-F-CW BLADE
38 029934 029934 3 CS .625-11X3.000 HX G5
39 025395 025395 2 CB .375-16X 1.00 STD CD
40 601781 601781 1 UHMW J-LEG .75 WIDE
41 110761 110761 1 J-LEG HOLDER
42 767954 767954 2 FW .406X .812 X.060 SAE
43 086660 086660 2 NT .375-16 HXZY NL

2-8 109632 09/08
Gearbox Sub-Assembly—72" Deck
1
2
3
2
8
9
15
13
12
11
10
16
18
11
1
5
2
4
7
4
6
17
19 20
2
14

109632 09/08 2-9
Gearbox Sub-Assembly—72" Deck
NOTES:
1. The center line of 467324 (Drive Pulley) must sit 1.86±.06" below the bottom
surface of 109795 (Gearbox Mount W/A).
2. Torque to 67-75 ft. lbs.
3. Service part includes safety decal and rivet nuts (Item 16); see “Deck Decals” on
page 4-2.
INDEX NO. SERVICE
PART NO. MFG. PART NO. QTY. DESCRIPTION
1 601643 601643 1 FLEXIBLE JOINT COVER
2 058776 058776 3 NT .312-18 HXZY NL
3 079202 079202 3 FW .344X 1.380X.12 ZN
4 037887 037887 3 CB .312-18X 1.000 FUL Z
5 109829 109829 1 PIVOT BRACKET SHIELD
6 746263 746263 1 CS .312-18X5.50 HX G5 Z
7 110524 110524 1 ANCHOR BRACKET SHIELD
8 767954 767954 2 FW .406X .812 X.060 SAE
9 029751 029571 2 CS .375-16X1.000 HXFLK
10 078949 078949 4 CS .500-13X2.000 G5 ZNY
11 767962 767962 8 FW .531X 1.063X.090 SAE
12 601641 601641 1 GEAR BOX
13 036715 036715 1 WOODRUFF 1/4X7/8 SAE A
14 109562 109562 2 GEARBOX SPACER
15 549725 109795 1 GEARBOX MOUNT W/A
16 600994 600994 2 3/8-16 THREAD RIVET NUT
17 781567 781567 4 NT .500-13 H8ZY NL
18 467324 467324 1 DRIVE PULLEY
19 706168 706168 2 NT .375-16 HX JAM GR5 Z
20 042051 042051 2 SS .375-16X 1.00 SQ-HD
3

2-10 109632 09/08
Gearbox Sub-Assembly—60" Deck
1
2
3
2
8
9
14
13
12
11
10
15
17
11
1
5
2
4
7
4
6
16
18 19
2

109632 09/08 2-11
Gearbox Sub-Assembly—60" Deck
NOTES:
1. The center line of 467324 (Drive Pulley) must sit 2.33±.06" below the bottom
surface of 109563 (Gearbox Mount W/A).
2. Torque to 67-75 ft. lbs.
3. Service part includes safety decal and rivet nuts (Item 15); see “Deck Decals” on
page 4-2.
INDEX NO. SERVICE
PART NO. MFG. PART NO. QTY. DESCRIPTION
1 601643 601643 1 FLEXIBLE JOINT COVER
2 058776 058776 3 NT .312-18 HXZY NL
3 079202 079202 3 FW .344X 1.380X.12 ZN
4 037887 037887 3 CB .312-18X 1.000 FUL Z
5 109829 109829 1 PIVOT BRACKET SHIELD
6 746263 746263 1 CS .312-18X5.50 HX G5 Z
7 109828 109828 1 ANCHOR BRACKET SHIELD
8 767954 767954 2 FW .406X .812 X.060 SAE
9 029751 029571 2 CS .375-16X1.000 HXFLK
10 017616 017616 4 CS .500-13X1.750 HX G5
11 767962 767962 8 FW .531X 1.063X.090 SAE
12 601641 601641 1 GEAR BOX
13 036715 036715 1 WOODRUFF 1/4X7/8 SAE A
14 549717 109563 1 GEARBOX MOUNT W/A
15 600994 600994 2 3/8-16 THREAD RIVET NUT
16 781567 781567 4 NT .500-13 H8ZY NL
17 467324 467324 1 DRIVE PULLEY
18 706168 706168 2 NT .375-16 HX JAM GR5 Z
19 042051 042051 2 SS .375-16X 1.00 SQ-HD
3

2-12 109632 09/08
Carrier Arm Assembly—72" Deck
6
5
1
TRACTOR
RECEIVER
See “Carrier Arm Sub-
Assembly—72" Deck”
on page 2-15.
4
2
4
3
DECK
ASSEMBLY
7
8
76
5
2
3

109632 09/08 2-13
Carrier Arm Assembly—72" Deck
NOTES:
INDEX NO. SERVICE
PART NO. MFG. PART NO. QTY. DESCRIPTION
1 766428 766428 1 HITCH PIN COTTERLESS
2 063578 063578 2 CE .750X3.50 .150X3.32
3 023036 023036 2 HP .148 X2.690 ZN
4 084749 084749 4 FW .750X 1.500X.156 SPL
5 601578 601578 2 RELEASE PIN
6 601579 601579 2 SPRING (ROLL) PIN
7 601580 601580 2 COMPRESSION SPRING
8 767962 767962 2 FW .531X 1.063X.090 SAE

2-14 109632 09/08
Carrier Arm Assembly—60" Deck
NOTES:
INDEX NO. SERVICE
PART NO. MFG. PART NO. QTY. DESCRIPTION
1 766428 766428 1 HITCH PIN COTTERLESS
2 063578 063578 2 CE .750X3.50 .150X3.32
3 023036 023036 2 HP .148 X2.690 ZN
4 084749 084749 4 FW .750X 1.500X.156 SPL
3
2
1
TRACTOR
RECEIVER
See “Carrier Arm Sub-
Assembly—60" Deck”
on page 2-16.
4
2
4
3
DECK
ASSEMBLY