Scag Power Equipment STC Tiger Cat Setup guide

ILLUSTRATED
PARTS
MANUAL
Part No. 06274
Printed 12/13
Printed in USA
© 2013
Scag Power Equipment
Division of Metalcraft of Mayville, Inc.
Model STC
Tiger Cat
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:
STC48V-22FS with a serial number of J8700001 to J8799999
STC48V-23CV with a serial number of J8800001 to J8899999
STC52V-22FX with a serial number of J9000001 to J9099999
STC52V-25CV with a serial number of J9100001 to J9199999
STC52V-25CV-EFI with a serial number of K4300001 to K4399999
STC61V-23FX with a serial number of J9200001 to J9299999
STC61V-25CV with a serial number of J9300001 to J9399999
STC61V-26CV-EFI with a serial number of J9400001 to J9499999
STC61V-27BS with a serial number of J9500001 to J9599999

I
R
Table of Contents
Table of Contents
48V & 52V CUTTER DECKS .............................................................................................................................2
61V CUTTER DECK...........................................................................................................................................4
CUTTER DECK CONTROLS .............................................................................................................................6
SHEET METAL COMPONENTS ........................................................................................................................8
STC FOLDABLE ROLL-OVER PROTECTION SYSTEM ................................................................................10
STC SUSPENSION SEAT ................................................................................................................................12
STC SOFT RIDE SEAT W/BLACK ARMRESTS .............................................................................................13
DRIVE SYSTEM COMPONENTS ....................................................................................................................14
ENGINE & ATTACHING PARTS.......................................................................................................................16
STEERING COMPONENTS.............................................................................................................................18
BRAKE COMPONENTS ..................................................................................................................................20
HYDRAULIC SYSTEM .....................................................................................................................................22
STC FUEL SYSTEM.........................................................................................................................................24
ELECTRICAL SYSTEM ...................................................................................................................................26
ELECTRICAL SYSTEM - KOHLER EFI...........................................................................................................28
BDP-10A HYDRAULIC PUMP ASSEMBLY.....................................................................................................30
REPLACEMENT DECALS AND INFORMATION PLATES .............................................................................32
ELECTRICAL SCHEMATIC - BRIGGS & STRATTON / KOHLER ..................................................................34
ELECTRICAL SCHEMATIC - KAWASAKI.......................................................................................................35
ELECTRICAL SCHEMATIC - KOHLER EFI ....................................................................................................36

2
R
Section 8
48V & 52V CUTTER DECKS
STC 2012 CD4852
52,
52A
4
6 7 8
5 25
10
57
9
16
47
35
36
37
38
40
41
42
37
43
44
45
34
66
27
68
69
29
64 60 62 61
59 58 66 63
23
15
17
13
66
71
*
* 52" cutter deck has a notch for anti-scalp roller
24
30
65
46
29
21
70
26
22
19
1
33
70
26
55
55
55
14
14
14
53 53
53
56
56
72
73
29
21
49
49 49
49
3
3
3
33
29
80
48
84
54
81
83
31
83
83
51
87
50
20
28
32
2
382
75
77
76
84
79
78
13
74
88
89
85
86
90
18
67
12
13
11
13

3
R
Section 8
48V & 52V CUTTER DECKS
Ref.
No. Part No. Description 48 52 Ref. No. Part No. Description 48 52
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
46
47
48
49
50
461854
461858
43686
04019-04
481625-01
481632
04003-26
422478
04017-27
04043-06
04021-05
461844
*462473
461845
*462475
04001-11
04001-12
04021-10
04020-09
45944
04001-41
48038
04001-154
04063-08
483246
04043-04
04001-176
04019-03
04001-51
48100-15
04030-03
04040-15
04001-136
04021-09
04001-31
483247
424369
424409
04110-03
461663
43589
481024
481022
48114-04
48677
43644
43312
43296
481025
43297
481035
43590
482877
482878
483210
48224
461940
Cutter Deck Velocity Plus
Cutter Deck Velocity Plus
Boss, Spring Anchor
Nut, 3/8-16 Serrated Flange
Wing Nut, 3/8-16
Anti-Scalp Wheel
Bolt, Carriage 3/8-16 x 4”
Bracket, Anti-Scalp Wheel
Bolt, Serrated Flange 3/8-16 x 1”
Flatwasher, 5/8” Hardened
Locknut, 3/8-16 Center Lock
Discharge Chute Assy.
CA Discharge Chute, 48V
Discharge Chute Assy.
CA Discharge Chute, 52V
Bolt, Hex Head 5/16-18 x 1-1/2”, Rear
Bolt, Hex Head 5/16-18 x 1-3/4”, Front
Nut, Elastic Stop 5/16-18
Nut, 5/8-11 UNC
Shaft, Roller
Bolt, Hex Head 5/8-11 x 9-1/2”
Roller, Rear
Bolt, Hex Head 5/16-18 x 4-3/4”
Key, 1/4 x 1/4 x 2"
Spring, Idler LH
Flatwasher, 3/8”
Bolt, Hex Head 5/16-18 x 1-3/4” Gr. 8
Nut, Serrated Flange 5/16-18
Bolt, Hex Head 3/8-16 x 3-3/4”
Bushing, .376 ID Oilite
Lockwasher 5/16”
Flatwasher 5/16”
Bolt, Hex Head 3/8-16 x 1-1/2” Gr. 8
Nut, Elastic Stop 3/8-16
Bolt, Hex Head 3/8-16 x 2-1/2”
Spring, Idler RH
Bracket, Spring Anchor LH 48V
Bracket, Spring Anchor LH 52V
U-Nut, 3/8-16
Spindle Assembly
Shaft, Spindle
Seal Upper
Bearing Assembly
Grease Fitting
Valve, Grease Relief
Housing, Spindle
Spacer, Outside
Spacer, Inside
Seal, Lower
Bushing, Bottom
Nut, Special 1-1/16 - 18
Spacer, Spindle
Cutter Blade 16.5”
Cutter Blade 18”
Pulley, Idler 5” Dia.
Bearing
Idler Arm Assy.
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
51
52
52A
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
86
87
88
89
90
43689
462359
462358
462404
462405
48926
461946
04001-172
483282
483284
424208
*425619
*424211
451240
461516
04020-16
04021-13
48763
04001-79
48114-04
483241
483242
04001-09
483378
424839
424840
04003-23
04021-22
04043-04
483239
483240
48181
483283
483285
483167
461929
04003-40
04040-11
04021-11
424367
04030-03
424376
424377
04001-136
04001-19
04021-04
483176
43689
04003-12
04040-04
484368
Idler Pivot
Belt Cover Weldment RH (incl. #91)
Belt Cover Weldment LH (incl. #91)
Belt Cover Weldment RH (incl. #91
Belt Cover Weldment LH (incl. #91)
Hub, Tapered 1-1/8” Bore
Idler Arm
Bolt, Hex Head 1/4-20 x 1” Grade 8
Pulley 4.75”
Pulley 5.35”
Turbo Baffle, Bolt On
Turbo Baffle, 48V
Turbo Baffle, 52V
Push Arm Shaft
Push Arm (Includes 64,60,62)
Nut, 5/8-18 UNF
Nut, Elastic Stop 5/8-11
Rod End, 5/8 Male RH Thread
Bolt, Hex Head 5/8-11 x 4-1/2”
Grease Fitting, 90 Degree
Belt, Cutter Deck Drive (48V)
Belt, Cutter Deck Drive (52V)
Bolt, Hex Head 5/16-18 x 1”
Spring, Discharge Chute
Baffle Custom-Cut, 48V (7-Position)
Baffle Custom-Cut, 52V (7-Position)
Bolt, Carriage 3/8-16 x 1”
Nut, Elastic Stop 5/16-18 Grade 8
Flatwasher 3/8”
Belt, RH Cutter Deck
Belt, RH Cutter Deck
Pulley, Idler 5” Dia.
Pulley, Double Groove
Pulley, Double Groove
Bolt, Special
Lever Assy., Deck Level
Bolt, Carriage 7/16-14 x 1-1/4”
Flatwasher, 7/16-.500 x 1.25 x .083"
Nut, Elastic Stop 7/16-14
Dust Shield
Lockwasher 3/8”
Bracket, Spring Anchor RH
Bracket, Spring Anchor RH
Bolt, Hex Head 3/8-16 x 1-1/2” Gr. 8
Bolt, Hex Head 3/8-16 x 1”
Nut, Center Lock 5/16-18
Wear Pad
Idler Pivot
Bolt, Carriage 5/16-18 x 3/4”
Flatwasher, 5/16”
Cap, Spindle
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
* = California Models Only (not shown)

4
R
Section 8
61V CUTTER DECK
STC 2012 CD61
52
4
64 60 62 61
59 58 66 63
23
15
6 7 8
5 25
10
57
22,
22A
46
9
16
19
1
47
35
36
37
38
40
41
42
37
43
44
45
34
66
27
68
69
70
29
13
29
21
73
74
12
13
66
17
13
33
71
26
"A"
"A"
21
29
24 14
53
72
49
51
32
54
56
56
56
56
31
79
81
55
65
50
32
53
30
82
20
280 80
78
3
28
78
80
80
76
75
77
83 84
85
86
80
87
80
80
88
88
90
89
91
92
93
79
2
81
94
95
18
67
12
13
11
13

5
R
Section 8
61V CUTTER DECK
Ref.
No. Part No. Description Ref. No. Part No. Description
1 461862 Cutter Deck Velocity Plus
2 43687 Boss, Spring Anchor
3 424371 Bracket, LH Spring Anchor 61V
4 481625-01 Wing Nut, 3/8-16
5 481632 Anti-Scalp Wheel
6 04003-26 Bolt, Carriage 3/8-16 x 4”
7 422478 Bracket, Anti-Scalp Wheel
8 04017-27 Bolt, Serrated Flange 3/8-16 x 1”
9 04043-06 Flatwasher, 5/8” Hardened
10 04021-05 Locknut, 3/8-16 Center Lock
11 461846 Discharge Chute Assy.
*462477 CA Discharge Chute Assy.
12 04001-11 Bolt, Hex Head 5/16-18 x 1-1/2”, Rear
04001-12 Bolt, Hex Head 5/16-18 x 1-3/4”, Front
13 04021-10 Nut, Elastic Stop 5/16-18
14 04020-09 Nut, 5/8-11 UNC
15 45944 Shaft, Roller
16 04001-41 Bolt, Hex Head 5/8-11 x 9-1/2”
17 48038 Roller, Rear
18 04001-154 Bolt, Hex Head 5/16-18 x 4-3/4”
19 04063-08 Key, 1/4 x 1/4 x 2”
20 483246 Spring, LH Deck Drive
21 04043-04 Flatwasher, 3/8” - .938 x .391 x .105"
22 04001-176 Bolt, Hex Head 5/16-18 x 1-3/4” Grade 8
23 04019-03 Nut, Serrated Flange 5/16-18
24 04001-172 Bolt, Hex Head 1/4-20 x 1” Grade 8
25 48100-15 Bushing, .376 ID Oilite
26 04030-03 Lockwasher 5/16”
27 04040-15 Flatwasher 5/16”
28 483703 Spring, RH Deck Drive
29 04021-09 Nut, Elastic Stop 3/8-16
30 461940 Idler Arm Assembly, LH Drive
31 461946 lder Arm Assembly, RH Drive
32 483286 Pulley, Tapered Bore 6.33” Dia.
33 04110-03 U-Nut, 3/8-16
34 461663 Spindle Assembly
35 43589 Shaft, Spindle
36 481024 Seal Upper
37 481022 Bearing Assembly
38 48114-04 Grease Fitting
39 48677 Valve, Grease Relief
40 43644 Housing, Spindle
41 43312 Spacer, Outside
42 43296 Spacer, Inside
43 481025 Seal, Lower
44 43297 Bushing, Bottom
45 481035 Nut, Special 1-1/16 - 18
46 43590 Spacer, Spindle
47 482879 Cutter Blade 21”
48 483287 Pulley, Double Groove 6.33” Dia.
49 424367 Dust Shield
50 483210 Idler Pulley, 5” Dia.
51 48181 Idler Pulley, 5” Dia.
52 424575 Belt Cover (61V)
53 48926 Hub, Tapered 1-1/8” Bore
54 483415 Idler Pulley, 3-1/2” Dia.
55 43689 Pivot, Idler
56 48224 Bearing
57 424209 Turbo Baffle, Bolt On
*425625 Turbo Baffle 61V
58 451240 Push Arm Shaft
59 461516 Push Arm (Includes 64,60,62)
60 04020-16 Nut, 5/8-18 UNF
61 04021-13 Nut, Elastic Stop 5/8-11
62 48763 Rod End, 5/8 Male RH Thread
63 04001-79 Bolt, Hex Head 5/8-11 x 4-1/2”
64 48114-04 Grease Fitting, 90 Degree
65 483243 Belt, Deck Drive 61V
66 04001-09 Bolt, Hex Head 5/16-18 x 1”
67 483185 Spring, Discharge Chute
68 424841 Baffle Custom-Cut, 61V (7-Position)
69 04003-23 Bolt, Carriage 3/8-16 x 1”
70 04041-07 Flatwasher, 3/8-.391 x .938 x .105"
71 04001-77 Bolt, Hex Head 3/8-16 X 3-1/2”
72 483157 Belt, Deck Drive RH
73 482295 Wheel, Anti Scalp
74 45944 Roller Shaft
75 483167 Bolt, Special
76 04003-40 Bolt, Carriage 7/16-14 x 1-1/4”
77 461929 Lever Assy., Deck Level
78 04001-136 Bolt, Hex Head 3/8-16 x 1-1/2” Gr.8
79 04001-19 Bolt, Hex Head 3/8-16 x 1”
80 04019-04 Nut, Serrated Flange 3/8-16
81 04030-04 Lockwasher, 5/16”
82 43689 Pivot, Idler Short
83 04003-12 Bolt, Carr. 5/16-18 x 3/4”
84 483176 Wear Pad
85 04040-04 Flatwasher, 5/16-.344 x .688 x .065"
86 04021-04 Nut, Center Lock 5/16”
87 04001-19 Bolt, Hex Head 3/8-16 x 1”
88 04001-31 Bolt, Hex Head 3/8-16 x 2-1/2”
89 04021-11 Nut, Elastic Stop 7/16-14
90 04040-11 Flatwasher, 7/16-.500 x 1.250 x .083"
91 04001-46 Bolt, Hex Head 3/8-16 x 2-1/4”
92 04001-54 Bolt, Hex Head 3/8-16 x 3”
93 04021-09 Nut, Elastic Stop 3/8-16
94 483287 Pulley, Double Groove 6.33" Dia.
95 484368 Cap, Spindle
* = California Models Only (not shown)

6
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Section 8
CUTTER DECK CONTROLS
STC 2006 CDC
CUTTER DECK
10
11
8
9
1
2
3
45
6
12
13
14
15
16
17
18
19
20 21
38
26
27
33
19
23
24
25
28
29
29
24
24
24
28
25
23
25
30
31
22
32 24
34
35
43
40
36
37
41 42 7
44
45
46
46

7
R
Section 8
CUTTER DECK CONTROLS
Ref.
No. Part No. Description
1 482624 Rod, Deck Lift Linkage
2 04020-28 Nut, Jam 1/2-20 LH Thread
3 481766 Rod End, 1/2-20 Female Thread
4 04050-10 Retaining Ring, 1/2” External “E”
5 483062 Slide, Deck Height Adjust
6 43487 Pin, Deck Lift
7 423463 Bracket, Cutting Height Adjustment
8 04001-22 Bolt, Hex Head 3/8-16 x 2-3/4”
9 43668 Bushing .502" OD
10 04021-09 Nut, Elastic Stop 3/8-16
11 461874 Lever, Deck Latch
12 422346 Slide, Cutting Height
13 04014-03 Screw, Cap 5/16-18 x 3” FHHS
14 422381 Guide, Short
15 04003-04 Bolt, Carriage 5/16-18 x 1”
16 422380 Guide, Long
17 483177 Spring, Helper
18 04021-05 Nut, 3/8-16 Center Lock
19 04040-09 Flatwasher, 5/8-.656 x 1.312 x .095"
20 04019-04 Nut, 3/8-16 Serr. Flange
21 04001-32 Bolt, Hex Head 3/8-16 x 1-1/4”
22 43678 Swivel Joint LH
23 04061-07 Cotter Pin, 3/16 x 1”
24 04019-04 Nut, Serr. Flange 3/8-16
25 04001-20 Bolt, Hex Head 3/8-16 x 1-1/2”
26 04019-04 Nut, Serr. Flange 3/8-16
27 04021-09 Nut, Elastic Stop 3/8-16
28 48540 Chain
29 48114-04 Grease Fitting, 1/4-28 Self Tap
30 483181 Torsion Spring
31 461929 Lever Assy., Deck Level
32 04004-45 Stud, 1/2-13 x 20”
33 04067-09 Pin
481547 Lanyard
34 04020-07 Nut, 1/2-13
35 43679 Swivel Joint RH
36 04001-155 Bolt, Hex Head 1/2-13 x 5”
37 481765 Rod End, 1/2-20 Female RH Thread
38 04001-77 Bolt, Hex Head 3/8-16 x 3-1/2”
39 43572 Spacer
40 04021-07 Locknut, 1/2-13
41 43630 Spacer
42 04020-27 Nut, 1/2-20 UNF-2B
43 04021-10 Nut, Elastic Stop 5/16-18
44 45904 Lift Bellcrank Weldment, LH Rear
45905 Lift Bellcrank Weldment, RH Rear
04041-14 Flatwasher, 1.0-1.062 x 1.5 x .048"
04050-08 Retaining Ring, 1” ext.
45 04062-04 Hair Pin Cotter, .177 x 3-1/4”
46 481477 Grip, Deck Latch Lever

8
R
Section 8
SHEET METAL COMPONENTS
STC 2011 SMC
43
18 19
19
55
28
47
26
29
17
13
15
4
11 7 8 20
10
9
15
30
16
21
27
14
A
15
12
51
50
52
15
53
54
56
41
24
23 22
6
38
30 45
44
31
32
33
34
33
35
36
39
37
49
40
42
44
42
3
46
12
47
12
1
25
25