Scag Power Equipment TURF TIGER STT-25CH-LP Setup guide

ILLUSTRATED
PARTS
MANUAL
Part No. 06214
Printed 3/2011
Printed in USA
© 2011
Scag Power Equipment
Division of Metalcraft of Mayville, Inc.
Model STT-25CH-LP
Turf Tiger
IPL
30
31
32
33
34
29
33
36
37
40
39
38
41
35
18
18
THIS MANUAL CONTAINS THE ILLUSTRATED PARTS LIST FOR MODELS:
STT52V-25CH-LP with a serial number of F5300001 to F5399999
STT61V-25CH-LP with a serial number of F5500001 to F5599999

I
R
Table of Contents
Table of Contents
52V CUTTER DECK...........................................................................................................................................2
61V CUTTER DECK...........................................................................................................................................4
CUTTER DECK CONTROLS .............................................................................................................................6
SHEET METAL COMPONENTS ........................................................................................................................8
STT ROLL-OVER PROTECTION SYSTEM .....................................................................................................10
STT SUSPENSION SEAT ................................................................................................................................12
DECK DRIVE COMPONENTS .........................................................................................................................14
ENGINE AND ATTACHING PARTS - KOHLER LP .........................................................................................16
BRAKE AND STEERING COMPONENTS ......................................................................................................18
HYDRAULIC SYSTEM - KOHLER LP .............................................................................................................20
LP SYSTEM - KOHLER ...................................................................................................................................22
BDP-16A HYDRAULIC PUMP ASSEMBLY.....................................................................................................24
ELECTRICAL SYSTEM - KOHLER LP............................................................................................................26
REPLACEMENT DECALS AND INFORMATION PLATES .............................................................................28
ELECTRICAL SCHEMATIC - KOHLER LP .....................................................................................................30

2
R
Section 8
52V CUTTER DECK
44 61 63
69
12
65
64
52
58
54 17
59
24
14
56
28
56
33
3
A
A
B
B
4
14 29 20
53
2852
24
58
24
52
73
66
32
13
68
55
55
29
58
2
3
23
3
11
50
13
46
60
49
67
24
35
48
9
16
19
15
27
26
12
82
51 23
23
36
37
44
39
43
42
38
45
41
34
62
22
40
37
18
10
1
5
7
68
STT 2008 CD
14
29
12
30
28
31
25
31
21
47 51 12
23
70
71
22 13
72
74
28
29
13 26
57
75
76
77
78
79
80
81
83
84 85 86

3
R
Section 8
52V CUTTER DECK
Ref.
No. Part No. Description Ref. No. Part No. Description
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
461859
04003-40
04019-04
481625-01
481632
04003-26
422478
04017-27
04043-06
04021-05
461845
04001-11
04001-12
04021-22
04020-09
451240
04001-41
04003-12
04001-108
04063-08
04063-01
04043-04
04001-176
04019-03
04001-172
48100-15
04030-03
04040-15
04041-07
04021-09
04001-62
04001-54
04001-20
04001-136
461663
43589
481024
481022
43644
43312
43296
481025
43297
481035
48114-04
48677
Cutter Deck Velocity Plus
Bolt, Carriage 7/16-14 x 1-1/4”
Nut, Hex Serr. Flng 3/8-16
Wing nut, 3/8-16
Anti-Scalp Wheel
Bolt, Carriage 3/8-16 x 4”
Anti-Scalp Wheel Bracket
Bolt, Hex Serr. Flng 3/8-16 x 1”
Flatwasher, 5/8” Hardened
Locknut, 3/8-16 Center Lock
Discharge Chute
Bolt, Hex Head 5/16-18 x 1-3/4” - Front
Bolt, Hex Head 5/16-18 x 1-1/2” - Rear
Nut, Hex Elastic Stop 5/16-18 Grd 8
Nut, 5/8-11 UNC
Push Arm Shaft
Bolt, HH 5/8-11 x 9-1/2”
Bolt, Carriage 5/16-18 x 3/4”
Bolt, HH 5/16-18 x 4-1/2”
Key, 1/4 x 1/4 x 2”
Key, 1/4 x 1/4 x 1-1/4”
Flatwasher,3/8” (.39 x .938 x .105”) HD
Bolt, HH 5/16-18 x 1-3/4”
Nut, Hex Serr. Flng 5/16-18
Bolt, HH 1/4-20 x 1” Grd 8
Bushing, .376” I.D. Oilite
Lockwasher, 5/16”
Flatwasher, 5/16” (.375 x .875 x .083”)
Flatwasher, 3/8” (.391 x .938 x .105”)
Nut, Hex Elastic Stop 3/8-16
Bolt, HH 3/8-16 x 3-1/4”
Bolt, HH 3/8-16 x 3”
Bolt, HH 3/8-16 x 1-1/2”
Bolt, HH 3/8-16 x 1-1/2” Grd 8
Spindle Assembly
Spindle Shaft
Seal, Top
Bearing Assembly
Spindle Housing
Spacer, Outside
Spacer, Inside
Seal, Bottom
Spindle Bushing, Bottom
Nut, Special 1-1/16-18
Grease Fitting
Relief Fitting, Tapered Spindle
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
483378
482295
482878
482486
482281
45944
48926
48141
461842
48224
483215
461929
482744
424798
422412
461516
43590
04020-16
48763
04001-79
483704
482747
04110-03
04021-13
424208
43503
424840
04003-23
04040-11
04021-11
483167
04003-12
04040-04
04021-04
483176
48038
04021-10
43763
424799
04001-154
Spring, Discharge Chute
Wheel, Anti-Scalp
Cutter Blade, 18”
Gearbox Assm, Deck Drive
Belt, Cutter Deck Drive
Roller Shaft
Tapered Hub, 1-1/8” Bore
Tapered Hub, 1” Bore
Idler Arm, Cutter Deck
Bearings, Ball
Pulley, Idler
Lever Assembly, Deck Level (Incl. 77)
Pulley, 5.75” O.D. (52”)
Mounting Plate, RH Gearbox
Belt, Cover
Pusharm (includes items 44, 63 & 64)
Spacer, Spindle Bottom
Nut, Hex Head 5/8-18 UNF
Rod End, 5/8” Male RH Thrd
Bolt, Hex Head 5/8-11 x 4-1/2”
Spring, Cutter Deck
Pulley, 6.95” O.D.
U-Nut, 3/8-16
Nut, Hex Elastic Stop 5/8-11
Discharge Baffle 52V
Pivot, Idler - Short
Baffle, Custom Cut 52V
Bolt, Carriage 3/8-16 x 1”
Flatwasher, 7/16” (.500 x 1.25 x .083”)
Nut, Elastic Stop 7/16-14
Bolt, Deck Adjust
Bolt, Carraige 5/16-18 x 3/4”
Flatwasher, 5/16”
Nut, Center Lock 5/16-18
Wear Pad
Wheel, Anti-Scalp
Nut, Elastic Stop 5/16-18
Spacer, Gearbox Mount
Mounting Plate, LH Gearbox
Bolt, HH 5/16-18 x 4-3/4”

4
R
Section 8
61V Cutter Deck
44 61 63
69
12
65
64
52
58
54 17
59
24
14
56
28
56
33
3
A
A
B
B
4
14 29 20
53
2852
24
58
24
52
73
66
32
13
68
55
55
29
58
2
3
23
3
11
50
13
46
60
49
67
24
35
48
9
16
19
15
27
26
12
82
51 23
23
36
37
44
39
43
42
38
45
41
34
62
22
40
37
18
10
1
5
7
68
STT-EFI 2008 CD
14
29
12
30
28
31
25
31
21
47 51 12
23
71
22 13
72
74
28
29
13 26
57
75
76
77
78
79
80
81
83
84 85 70

5
R
Section 8
61V Cutter Deck
Ref.
No. Part No. Description Ref. No. Part No. Description
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
461863
04003-40
04019-04
481625-01
481632
04003-26
422478
04017-27
04043-06
04021-05
461846
04001-12
04021-22
04020-09
451240
04001-41
04003-12
04001-108
04063-08
04063-01
04043-04
04001-176
04019-03
04001-172
48100-15
04030-03
04040-15
04041-07
04021-09
04001-62
04001-54
04001-20
04001-136
461663
43589
481024
481022
43644
43312
43296
481025
43297
481035
48114-04
48677
Cutter Deck Velocity Plus
Bolt, Carriage 7/16-14 x 1-1/4”
Nut, Hex Serr. Flng. 3/8-16
Wing Nut, 3/8-16
Anti-Scalp Wheel
Bolt, Carriage 3/8-16 x 4”
Anti-Scalp Wheel Bracket
Bolt, Hex Serr. Flng. 3/8-16 x 1”
Flatwasher, 5/8” Hardened
Locknut, 3/8-16 Center Lock
Discharge Chute
Bolt, Hex Hd. 5/16-18 x 1-1/2” - Rear
Nut, Hex Elastic Stop 5/16-18 Grd. 8
Nut, 5/8-11 UNC
Pusharm Shaft
Bolt, Hex Hd. 5/8-11 x 9-1/2”
Bolt, Carriage 5/16-18 x 3/4”
Bolt, Hex Hd. 5/16-18 x 4-1/2”
Key, 1/4 x 1/4 x 2”
Key, 1/4 x 1/4 x 1-1/4”
Flatwasher,3/8 (.39 x .938 x .105”) HD
Bolt, Hex Hd. 5/16-18 x 1-3/4”
Nut, Hex Serr. Flng. 5/16-18
Bolt, Hex Hd. 1/4-20 x 1” Grd. 8
Bushing, .376” I.D. Oilite
Lockwasher, 5/16”
Flatwasher, 5/16” (.375 x .875 x .083”)
Flatwasher, 3/8” (.391 x .938 x .105”)
Nut, Hex Elastic Stop 3/8-16
Bolt, Hex Hd. 3/8-16 x 3-1/4”
Bolt, Hex Hd. 3/8-16 x 3”
Bolt, Hex Hd. 3/8-16 x 1-1/2”
Bolt, Hex Hd. 3/8-16 x 1-1/2” Grd. 8
Spindle Assembly
Spindle Shaft
Seal, Top
Bearing Assembly
Spindle Housing
Spacer, Outside
Spacer, Inside
Seal, Bottom
Spindle Bushing, Bottom
Nut, Special 1-1/16-18
Grease Fitting
Relief Fitting, Tapered Spindle
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
483378
482295
482879
482486
481558
45944
48926
48141
461842
48224
483215
461929
482745
424798
424325
461516
43590
04020-16
48763
04001-79
483704
482746
04110-03
04021-13
04001-154
424209
43503
424841
04003-23
04040-11
04021-11
483167
04003-12
04040-04
04021-04
483176
48038
04021-10
43763
424799
Spring, Discharge Chute
Wheel, Anti-Scalp
Cutter Blade, 21”
Gearbox Assembly, Deck Drive
Belt, Cutter Deck Drive
Roller Shaft
Tapered Hub, 1-1/8” Bore
Tapered Hub, 1” Bore
Idler Arm, Cutter Deck
Bearings, Ball
Pulley, Idler
Lever Assembly, Deck Level (Incl. 77)
Pulley, 6.35” O.D. (61”)
Mounting Plate, RH Gearbox
Belt, Cover
Pusharm (Incl. 44, 63 & 64)
Spacer, Spindle Bottom
Nut, Hex Hd. 5/8-18 UNF
Rod End, 5/8” Male RH Thread
Bolt, Hex Hd. 5/8-11 x 4-1/2”
Spring, Cutter Deck
Pulley, 6.75 O.D.
U-Nut, 3/8-16
Nut, Hex Elastic Stop 5/8-11
Bolt, Hex Hd. 5/16-18 x 4-3/4”
Discharge Baffle 61V
Pivot, Idler - Short
Baffle, Custom Cut 61V
Bolt, Carriage 3/8-16 x 1”
Flatwasher, 7/16 (.500 x 1.25 x .083”)
Nut, Elastic Stop 7/16-14
Bolt, Deck Adjust
Bolt, Carriage 5/16-18 x 3/4”
Flatwasher, 5/16”
Nut, Center Lock 5/16-18
Wear Pad
Wheel, Anti-Scalp
Nut, Elastic Stop 5/16-18
Spacer, Gearbox Mount
Mounting Plate, LH Gearbox

6
R
Section 8
CUTTER DECK CONTROLS
STT-28CAT 2008CDC
64
21
19
14
32
35
36
34
33
19
14
11
13
4
3
2
5
44
1
42
41
38
14
39
40
37
43
45
7
8
9
12
18
17
16
15
21
14
19
20
22
27
14
19
28
14
19
25 26
23
14
19
CUTTER DECK
19
28
30
24
25
29
24
31
25
26
14
24
10

7
R
Section 8
CUTTER DECK CONTROLS
Ref.
No. Part No. Description
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
481764
04020-28
481766
04050-10
45905
43487
482429
04009-02
48100-14
481428
462102
424857
04014-03
04019-04
423509
04003-04
422381
423463
04001-20
04019 -03
481598
48114-04
43526
04020-09
04040-09
04061-07
45904
48540
04004-48
461929
43527
04021-05
04050-08
04041-14
481547
04067-09
04021-09
424504
04021-07
04030-07
04105-01
481765
04001-74
04020-27
43391
Link, Deck Lift
Nut, Jam 1/2-20 LH
Rod End, Female - 1/2-20 LH
Ring, Retaining 1/2” External “E”
Bellcrank Weldment, RH Rear
Pin, Decklift
Slide Weldment, Height Adjustment
Bolt, Shoulder 1/2 x 3/4”
Bushing, .502 ID.
Grip, Deck Latch
Deck Latch (Includes items 9 & 10)
Lockplate, Decklift
Screw, Cap 5/16-18 x 3” FHHS
Nut, Hex Serrated Flange 3/8-16
Guide, Long
Bolt, Carriage 5/16-18 x 1”
Guide, Short
Bracket, Cutting Height Adjustment
Bolt, Hex Head 3/8-16 x 1-1/2”
Nut, Hex Serrated Flange 5/16-18
Spring, Helper (61” & 72” Cutter Decks Only)
Grease Fitting
Swivel Joint, LH
Nut, Hex 5/8-11
Flatwasher, 5/8” (.656 x 1.312 x .095)
Cotter Pin, 3/16 x 1”
Bellcrank Weldment, LH Rear
Chain
Stud, 5/8-11 x 26.0”
Lever Assembly, Deck Level
Swivel Joint, RH
Locknut, 3/8-16 Center Lock
Ring, Retaining 1” External “E”
Flatwasher, 1” (1.062 x 1.50 x .048)
Lanyard, Deck Height Pin
Ring Pin, 1/2 x 3.06”
Nut, 3/8-16 Elastic Stop
Foot Pedal, Height Adjustment
Nut, Hex Elastic Stop 1/2-13
Lockwasher, 5/8”
Capscrew, 5/8-11 x 1-1/2”
Rod End, Female - 1/2-20 RH
Bolt, Hex Head 1/2-13 x 3”
Nut, Jam 1/2-20 RH
Spacer, Decklift Pedal

8
R
Section 8
SHEET METAL COMPONENTS
STT-25CH-LP 2011 SMC
48
50 26
30
25
12
15
19
9
1
23
24
31
32
33
34
29
33
36
37
40
39
38
41
42
43
51
35
44
45 15
27
22
4
20
28
15
14
13
12
11
10
16
17
20
5
8
7
18
18
4
A
A
6
49
47
46
3
8
52
B
B
55
53
53
54
54
54
54

9
R
Section 8
SHEET METAL COMPONENTS
Ref.
No. Part No. Description Ref. No. Part No. Description
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
451481
04001-09
483371
482621
491729
424819
04001-117
04019-05
*
48903
421274
04003-12
423308
04029-01
04019-03
04003-01
48661
43584
04003-04
482622
04021-09
462329
04019-04
04017-27
451480
423489
04021-09
04001-19
04001-125
04021-13
481559
04021-20
481657
482028-01
451450
451957
451825
451451
481025
04021-07
45934
451416
04001-134
04001-167
43581
43583
9277
9278
04001-01
04001-01
423674
481284
Fender Weldment, RH
Bolt, Hex Head, 5/16-18 x 1, Zinc
Spring, Seat Latch
Bearing w/ Race
Seat Plate w/Decal
Guard, Fuel Line
Bolt, Hex Head 7/16-14 x 1-3/4”
Nut, 7/16-14 Serrated Flange
Battery (not avail. through Scag)
Pad, Battery Cover
Cover, Battery
Bolt, Carriage 5/16-18 x 3/4”
Plate, Battery Box
Wing Nut, 1/4-20 x 3/4”
Nut, Hex Serrated Flange 5/16-18
Bolt, Carriage 1/4-20 x 6”
Rubber Pad
Spacer, Caster Wheel
Bolt, Carriage 5/16-18 x 1”
Seal
Locknut, 3/8-16, Elast. Stop
Main Frame w/Decals
Nut, Hex Serrated Flange 3/8-16
Screw, Hex Serrated Flange 3/8-16 x 1”
Fender Weldment, LH
Foot Plate
Nut, Hex Elastic Stop 3/8-16
Bolt, Hex Head 3/8-16 x 1”
Bolt, Hex Head 5/8-11 x 4”
Nut, Hex Elastic Stop 5/8-11
Cap, Grease
Nut, Hex Elastic Stop 1.0-14
Bearing W/Race
Plug, 1/4-28 THD Form
Extention Weldment, Caster 52V (LH)
Extention Weldment, Caster 52V (RH)
Extention Weldment, Caster 61V (LH)
Extention Weldment, Caster 61V (RH)
Seal, 2.00” OD. x 1.625” Bore
Nut, Hex Elastic Stop 1/2-13
Yoke Weldment, Caster (52V)
Yoke Weldment, Caster (61V)
Bolt, Hex Head 1/2-13 x 7-1/2” (52V)
Bolt, Hex Head 1/2-13 x 9-1/2” (61V)
Sleeve, Caster Wheel (52V)
Sleeve, Caster Wheel (61V)
Wheel Assy, 52V (Incl. items 20, 54, 55)
Wheel Assy, 61V, 72A (Incl. 20, 54, 55)
Bolt, Hex Head 1/4-20 x 3/4”
Bolt, Hex Head 1/4-20 x 3/4”
Mounting Bracket, STT Cup Holder
Bumper, Rubber
46
47
48
49
50
51
52
53
54
55
04050-01
484341
9240
491731
462045
462046
461908
461909
48114-10
425289
04001-02
04019-02
48566
Retaining Ring, .625” Ext. “E”
Grip, Seat Latch
Cup Holder Assembly
Lever Assembly, Seat Release
Caster Wheel Assembly (Incl. 31 thru 43)
52V (LH)
Caster Wheel Assembly (Incl. 31 thru 43)
52V (RH)
Caster Wheel Assembly (Incl. 31 thru 43)
61V (LH)
Caster Wheel Assembly (Incl. 31 thru 43)
61V (RH)
Grease Fitting
Cover, Fuel Tank Opening
Bolt, Hex Head 1/4-20 x 1-1/4”
Nut, Serrated Flange 1/4-20
Cable, Seat Stop

10
R
Section 8
STT ROLL-OVER PROTECTION SYSTEM
2
3
4
4
2
3
4
3
4
1
1
1
7
8
6
9
5
7
5
11
10
11
610
9
2
5
5

11
R
Section 8
STT ROLL-OVER PROTECTION SYSTEM
Ref.
No. Part No. Description
1
2
3
4
5
6
7
8
9
10
11
462210
04001-87
04021-19
04040-13
484168
04001-163
04021-19
484166
484170
484169
484167
STT, ROPS
Bolt, Hex Head 1/2-13 x 4”
Nut, Center Lock 1/2-13
Flatwasher, 1/2-.562 x 1.375 x .109
Pin Assembly (incl. #9 & #10)
Bolt, Hex Head 1/2-13 x 3-3/4”
Nut, Center Lock 1/2-13
Stop Bracket, ROPS
Spring, ROPS
Clip, ROPS
Spring Clip, ROPS

12
R
Section 8
Ref.
No. Part No. Description
1
2
3
4
5
6
7
8
9
10
11
12
13
9292
04001-178
04040-11
483594
482950
482945
482946
482940
482943
482948
482942
482952
482944
482948
482941
04001-12
483440
Suspension Seat Assembly w/seat belt
Bolt, Hex Head 7/16-20 x 1”
Flatwasher, 7/16-.500 x 1.25 x .083
Retractable Seat Belt
Armrest Only
Armrest Assembly Kit, LH
Armrest Assembly Kit, RH
Back Cushion Kit
Lumbar Kit
Knob Kit
Shock Absorber Kit
Seat Adjustment, Track Set
Weight Adjustment Kit
Knob Kit
Seat Cushion Kit
Seat Drain Kit (Included with Seat Cushion)
Bolt, Hex Head 5/16-18 x 1-3/4"
Wire Harness Adapter
3
4
7
6
5
11
10
9
8
4
31
2
2
13
12
12
12
12
STT SUSPENSION SEAT

13
R
Section 8
NOTES

14
R
Section 8
DECK DRIVE COMPONENTS
STT 2005 DDC
B
A
A
B
C
C
Frame
2
1
40
3
47
46 47
43
42 4
41
45
59
53
8
54
72
5
664 63 62
7
52
55 9
60
61
10
11
56
52
12
15
65
58
52
14 13
12
20
17
45
18
66
19
67 45
56 21 57
58
52
22
18
23
24 49 50
69
25 26 27
28 29 30
36
35
34
33
32
31
68
48
51
38
71
73
70 39
53
45
46
52
44
45
45
45
37
73
16
45
52
74
75
76

15
R
Section 8
DECK DRIVE COMPONENTS
Ref.
No. Part No. Description Ref. No. Part No. Description
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
423925
481531
481309
482845
48030-09
461661
482876
483088
48181
481536
482949
481884
483165
483214
483082
43631
04063-14
48224
481284
482745
482667
461609
43632
461697
481035
43297
481025
481022
43312
43296
48114-04
48677
43644
481022
481024
43534
461608
482424
04012-08
04011-11
04041-07
04069-01
43507
452105
04019-04
Belt Guard, Rear
Hinge, Belt Guard
Latch, Hood
Rod Assembly, Clutch Anti-Rotation
Clamp, Cable
Clutch, Ogura GT-3.5
Belt, Deck Drive
Spring, Transmission Idler
Pulley, Idler 5” Dia.
Tapered Hub, 1” Bore
Pulley, 6.70” Tapered Bore
Tapered Hub, 17mm Bore
Belt, Pump Drive STT
Pulley, Idler 4” Dia.
Pulley, 4.55” Dia.-1.125” Bore
Spacer, Idler Bearing
Key, 5.0 x 5.0 x 25mm
Ball Bearing
Bumper, Rubber
Pulley, 6.35” O.D.
Spring, PTO
Idler Arm Weldment, PTO Drive
Pivot, Idler PTO
Spindle Assembly, Deck Drive
Nut, 1.06”-18 Thread
Spindle Bushing, Bottom
Seal, 2.0” OD x 1.625” Bore
Roller Bearing Tapered
Spacer, Outside
Spacer, Inside
Grease Fitting, 1/4-28
Relief Fitting
Spindle Housing
Roller Bearing Tapered
Seal, 2.0” OD x 1.5” Bore
Shaft, Deck Drive
Idler Arm Weldment, Pump Drive
Driveshaft (Air-Cooled Engine)
Set Screw, 3/8-16 x 3/4” Torx Socket
Screw, #10-32 x .56”
Flatwasher, 3/8 (.391 x .938 x .105”)
Pin, Rue Cotter 3/8” Dia.
Stud, Anti Rotation
Pump Mounting Plate Weldment
(STT-25CH-LP)
Nut, Serrated Flange 3/8-16
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
04019-02
04003-07
04021-22
04001-176
04063-06
04001-171
04043-04
04001-135
04001-136
04001-170
04021-05
04001-136
04021-09
04001-45
04001-109
04030-02
04001-101
04030-05
04041-28
04001-172
04001-21
04019-03
04021-09
04001-19
04021-05
04001-21
04063-02
04063-20
424138
43063
04001-19
Nut, Serrated Flange 1/4-20
Bolt, Carriage 1/4-20 x 1/2”
Nut, Elastic Stop 5/16-18 Grade 8
Bolt, Hex Head 5/16-18 x 1-3/4” Grade 8
Key, 1/4 x 1/4 x 1-1/2”
Bolt, Hex Head 3/8-16 x 4-1/2” Grd 8 Black
Washer, 3/8” Hardened
Bolt, Hex Head 3/8-16 x 1-3/4” Grd 8 Black
Bolt, Hex Head 3/8-16 x 1-1/2” Grd 8 Black
Bolt, Hex Head 3/8-16 x 2-1/2” Grd.8
Nut, Center Lock 3/8-16
Bolt, Hex Head 3/8-16 x 1-1/2” Grd 8 Black
Nut, Elastic Stop 3/8-16
Bolt, Hex Head 3/8-16 x 2”
Bolt, Hex Head 1/4-20 x 1-3/8”
Lockwasher, 1/4” Spring
Bolt, Hex Head 7/16-20 x 2-1/2” UNF
Lockwasher, 7/16” Spring
Flatwasher, 7/16 (.469 x 1.75 x .25”)
Bolt, Hex Head 1/4-20 x 1” Grade 8
Bolt, Hex Head 3/8-16 x 1-3/4”
Nut, Serrated Flange 5/16-18
Nut, Elastic Stop 3/8-16
Bolt, Hex Head 3/8-16 x 1”
Nut, Center Lock 3/8-16
Bolt, Hex Head 3/8-16 x 1-3/4”
Key, 1/4 x 1/4 x 2-1/4”
Key, 1/4 x 1/4 x 1”
Bracket
Spacer
Bolt, Hex Head 3/8-16 x 1”

16
R
Section 8
ENGINE AND ATTACHING PARTS - KOHLER LP
STT 2005 EAPKH
1
3
7
8
2
5
9
10
9
14
FRAME
REF. PUMP
MTG. WELDMENT
11
6
15
16
10
12
4
12
10
13

17
R
Section 8
ENGINE AND ATTACHING PARTS - KOHLER LP
Ref.
No. Part No. Description
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
422593
04017-05
**
482510
04110-01
424691
483537
484052**
04001-19
04030-04
04001-21
04021-09
04001-32
451459
04003-12
04019-03
Muffler Guard
Screw, Hex Serrated Flange 1/4-20 x 3/4”
Muffler, Part Of Engine (Available only through Kohler)
Oil Drain Extension
U-Nut, 1/4-20
Rear Cover
Hour Meter
Engine, Kohler 25 CH LP (Available only through Kohler, Eng. Spec. PS-CH730-0220)
Bolt, Hex Head 3/8-16 x 1”
Lockwasher, 3/8” Spring
Bolt, Hex Head 3/8-16 x 1-3/4”
Nut, Hex Elastic Stop 3/8-16
Bolt, Hex Head 3/8-16 x 1-1/4”
Plate, Engine Mounting
Bolt, Carriage 5/16-18 x 3/4”
Nut, Hex Serrated Flange 5/16-18
** Available through the individual engine manufacturer.

18
R
Section 8
BRAKE AND STEERING COMPONENTS
STT2006B&SC REV 1
A
1
10
11
33
17
9
19
23
41
11
21
34
36
57
73
48
47
46
5
23
53
42
43 44 45
15
56
70
69
71
62
15
65
60
64
67
60
52
41
34
23
51
50
34
35
TO RH PUMP
TO LH PUMP
37
36
27
28
35
33
78
34
31
30
29
8
9
32
13
B
9
B
25
18
72
49
55
54
75
26
58
5
68
66
37
36
61 59 74
7
20
13
14
22
14
39
16
24
38 63
24
38
12
79
22
21
A
40
38
80
77
45
2
76
4
3
6
6
81
5
82