Scag SMWC-52V, SMWC-61V, SMTC-48V User Manual

IPL			ILLUSTRATED
33	31	29
	32	30
	41		PARTS
	33
36	34	35
37	38		MANUAL
	39
18
40	18

Model STC

Tiger Cat

This manual contains the illustrated parts list for MODELS:

STC48V-19KAI STC48V-23CV STC48V-26BS STC52V-25CV STC61V-25CV SMTC-48V SMWC-52V SMWC-61V

with a serial number of E4600001 to E4699999 with a serial number of E4700001 to E4799999 with a serial number of E4800001 to E4899999 with a serial number of E4900001 to E4999999 with a serial number of E5000001 to E5099999 with a serial number of D9100001 to D9199999 with a serial number of D9200001 to D9299999 with a serial number of D9300001 to D9399999

© 2008	Part No. 06196
Scag Power Equipment	Printed 9/08
Division of Metalcraft of Mayville, Inc.	Printed in USA

Table of Contents

R

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
DRIVE SYSTEM COMPONENTS.....................................................................................................................	12
ENGINE & ATTACHING PARTS.......................................................................................................................	14
STEERING COMPONENTS..............................................................................................................................	16
BRAKE COMPONENTS...................................................................................................................................	18
FUEL AND HYDRAULIC SYSTEM...................................................................................................................	20
ELECTRICAL SYSTEM....................................................................................................................................	22
BDP-10A HYDRAULIC PUMP ASSEMBLY.....................................................................................................	24
REPLACEMENT DECALS AND INFORMATION PLATES..............................................................................	26
ELECTRICAL SCHEMATIC..............................................................................................................................	28

I

R

Section 8

48V & 52V CUTTER DECKS

52,

52A

18

4 67

13

11

12

*

6 7 8

		10
5	25	13
	66
	27
	57

68

69

29

71

	55	14
		55
			14	29	65
	53		5380
							55
	56					14	64 60 62 61
	72
					48
	73					53
	29			74
	21							59 58 66 63
	49	3	29				56
	49		21		49
		84							13
		54						15
		81			50
								66
		31 83
	51		49			28
		83							23
					20
13			87
		83					17
			3		3	3
						32
					2
					3
	70
	26	82
30	3
				75		70
				76 33
						26
			77				84		35
									36
		24		78	79	88	86
									37
		1					89		38
							85
						19			40
									41
				22
									42
				46			34		37
				47		9			43
									44
						16			45

STC 2006 CD4852 Rev.1

* 52" cutter deck has a notch for anti-scalp roller

2

Section 8

48V & 52V CUTTER DECKS

R

Ref.	Part No.	Description	48	52
No.
1	461854	Cutter Deck Velocity Plus	X
	461858	Cutter Deck Velocity Plus		X
2	43686	Boss, Spring Anchor	X	X
3	04019-04	Nut, 3/8-16 Serrated Flange	X	X
4	481625-01	Wing Nut, 3/8-16	X	X
5	481632	Anti-Scalp Wheel	X	X
6	04003-26	Bolt, Carriage 3/8-16 x 4”	X	X
7	422478	Bracket, Anti-Scalp Wheel	X	X
8	04017-27	Bolt, Serrated Flange 3/8-16 x 1”	X	X
9	04043-06	Flatwasher, 5/8” Hardened	X	X
10	04021-05	Locknut, 3/8-16 Center Lock	X	X
11	461844	Discharge Chute	X
	461845	Discharge Chute		X
12	04001-11	Bolt, Hex Head 5/16-18 x 1-1/2”, Rear	X	X
	04001-12	Bolt, Hex Head 5/16-18 x 1-3/4”, Front	X	X
13	04021-10	Nut, Elastic Stop 5/16-18	X	X
14	04020-09	Nut, 5/8-11 UNC	X	X
15	45944	Shaft, Roller	X	X
16	04001-41	Bolt, Hex Head 5/8-11 x 9-1/2”	X	X
17	48038	Roller, Rear	X	X
18	04001-154	Bolt, Hex Head 5/16-18 x 4-3/4”	X	X
19	04063-08	Key, 1/4 x 1/4 x 2"	X	X
20	483246	Spring, Idler LH	X	X
21	04043-04	Flatwasher, 3/8”	X	X
22	04001-176	Bolt, Hex Head 5/16-18 x 1-3/4” Gr. 8	X	X
23	04019-03	Nut, Serrated Flange 5/16-18	X	X
24	04001-51	Bolt, Hex Head 3/8-16 x 3-3/4”	X	X
25	48100-15	Bushing, .376 ID Oilite	X	X
26	04030-03	Lockwasher 5/16”	X	X
27	04040-15	Flatwasher 5/16”	X	X
28	04001-136	Bolt, Hex Head 3/8-16 x 1-1/2” Gr. 8	X	X
29	04021-09	Nut, Elastic Stop 3/8-16	X	X
30	04001-31	Bolt, Hex Head 3/8-16 x 2-1/2”	X	X
31	483247	Spring, Idler RH	X	X
32	424369	Bracket, Spring Anchor LH 48V	X
	424409	Bracket, Spring Anchor LH 52V		X
33	04110-03	U-Nut, 3/8-16	X	X
34	461663	Spindle Assembly	X	X
35	43589	Shaft, Spindle	X	X
36	481024	Seal Upper	X	X
37	481022	Bearing Assembly	X	X
38	48114-04	Grease Fitting	X	X
39	48677	Valve, Grease Relief	X	X
40	43644	Housing, Spindle	X	X
41	43312	Spacer, Outside	X	X
42	43296	Spacer, Inside	X	X
43	481025	Seal, Lower	X	X
44	43297	Bushing, Bottom	X	X
45	481035	Nut, Special 1-1/16 - 18	X	X
46	43590	Spacer, Spindle	X	X
47	482877	Cutter Blade 16.5”	X
	482878	Cutter Blade 18”		X
48	483210	Pulley, Idler 5” Dia.	X	X
49	48224	Bearing	X	X
50	461940	Idler Arm Assy.	X	X

Ref.	Part No.	Description	48	52
No.
51	43689	Idler Pivot	X	X
52	424322	Belt Cover (48V)	X
	424323	Belt Cover (52V)		X
53	48926	Hub, Tapered 1-1/8” Bore	X	X
54	461946	Idler Arm	X	X
55	04001-172	Bolt, Hex Head 1/4-20 x 1” Grade 8	X	X
56	483282	Pulley 4.75”	X
	483284	Pulley 5.35”		X
57	424208	Turbo Baffle, Bolt On	X	X
58	451240	Push Arm Shaft	X	X
59	461516	Push Arm (Includes 64,60,62)	X	X
60	04020-16	Nut, 5/8-18 UNF	X	X
61	04021-13	Nut, Elastic Stop 5/8-11	X	X
62	48763	Rod End, 5/8 Male RH Thread	X	X
63	04001-79	Bolt, Hex Head 5/8-11 x 4-1/2”	X	X
64	48114-04	Grease Fitting, 90 Degree	X	X
65	483241	Belt, Cutter Deck Drive (48V)	X
	483242	Belt, Cutter Deck Drive (52V)		X
66	04001-09	Bolt, Hex Head 5/16-18 x 1”	X	X
67	483378	Spring, Discharge Chute	X	X
68	424839	Baffle Custom-Cut, 48V (7-Position)	X
	424840	Baffle Custom-Cut, 52V (7-Position)		X
69	04003-23	Bolt, Carriage 3/8-16 x 1”	X	X
70	04021-22	Nut, Elastic Stop 5/16-18 Grade 8	X	X
71	04043-04	Flatwasher 3/8”	X	X
72	483239	Belt, RH Cutter Deck	X	X
	483240	Belt, RH Cutter Deck
73	48181	Pulley, Idler 5” Dia.	X	X
74	483283	Pulley, Double Groove	X	X
	483285	Pulley, Double Groove
75	483167	Bolt, Special	X	X
76	461929	Lever Assy., Deck Level	X	X
77	04003-40	Bolt, Carriage 7/16-14 x 1-1/4”	X	X
78	04040-11	Flatwasher, 7/16-.500 x 1.25 x .083"	X	X
79	04021-11	Nut, Elastic Stop 7/16-14	X	X
80	424367	Dust Shield	X	X
81	04030-03	Lockwasher 3/8”	X	X
82	424376	Bracket, Spring Anchor RH	X	X
	424377	Bracket, Spring Anchor RH
83	04001-136	Bolt, Hex Head 3/8-16 x 1-1/2” Gr. 8	X	X
84	04001-19	Bolt, Hex Head 3/8-16 x 1”	X	X
85	04021-04	Nut, Center Lock 5/16-18	X	X
86	483176	Wear Pad	X	X
87	43689	Idler Pivot	X	X
88	04003-12	Bolt, Carriage 5/16-18 x 3/4”	X	X
89	04040-04	Flatwasher, 5/16”	X	X
				X

3

R

Section 8

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

STWC 2006 CD61

4

Section 8

R

61V CUTTER DECK

	Ref.	Part No.	Description
	No.
	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

804017-27 Bolt, Serrated Flange 3/8-16 x 1”

904043-06 Flatwasher, 5/8” Hardened

1004021-05 Locknut, 3/8-16 Center Lock

11

461846

Discharge Chute

1204001-11 Bolt, Hex Head 5/16-18 x 1-1/2”, Rear 04001-12 Bolt, Hex Head 5/16-18 x 1-3/4”, Front

1304021-10 Nut, Elastic Stop 5/16-18

1404020-09 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

1804001-154 Bolt, Hex Head 5/16-18 x 4-3/4”

1904063-08 Key, 1/4 x 1/4 x 2”

20

483246

Spring, LH Deck Drive

2104043-04 Flatwasher, 3/8” - .938 x .391 x .105"

2204001-176 Bolt, Hex Head 5/16-18 x 1-3/4” Grade 8

2304019-03 Nut, Serrated Flange 5/16-18

2404001-172 Bolt, Hex Head 1/4-20 x 1” Grade 8

2548100-15 Bushing, .376 ID Oilite

2604030-03 Lockwasher 5/16”

2704040-15 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.

	Ref.	Part No.	Description
	No.
	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
	58	451240	Push Arm Shaft
	59	461516	Push Arm (Includes 64,60,62)

6004020-16 Nut, 5/8-18 UNF

6104021-13 Nut, Elastic Stop 5/8-11

62

48763

Rod End, 5/8 Male RH Thread

6304001-79 Bolt, Hex Head 5/8-11 x 4-1/2”

6448114-04 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)

6904003-23 Bolt, Carriage 3/8-16 x 1”

7004041-07 Flatwasher, 3/8-.391 x .938 x .105"

7104001-77 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

7804001-136 Bolt, Hex Head 3/8-16 x 1-1/2” Gr.8

7904001-19 Bolt, Hex Head 3/8-16 x 1”

8004019-04 Nut, Serrated Flange 3/8-16

8104030-04 Lockwasher, 5/16”

82	43689	Pivot, Idler Short
83	04003-12	Bolt, Carr. 5/16-18 x 3/4”
84	483176	Wear Pad

8504040-04 Flatwasher, 5/16-.344 x .688 x .065"

8604021-04 Nut, Center Lock 5/16”

8704001-19 Bolt, Hex Head 3/8-16 x 1”

8804001-31 Bolt, Hex Head 3/8-16 x 2-1/2”

8904021-11 Nut, Elastic Stop 7/16-14

9004040-11 Flatwasher, 7/16-.500 x 1.250 x .083"

9104001-46 Bolt, Hex Head 3/8-16 x 2-1/4”

9204001-54 Bolt, Hex Head 3/8-16 x 3”

9304021-09 Nut, Elastic Stop 3/8-16

94

483287

Pulley, Double Groove 6.33" Dia.

5

R

Section 8

		4
	3
	2
1		6
	41	42
		37
	36

8

40

43

CUTTER DECK CONTROLS

	5	18	46	20	21
	38
	12
					26
	17				33
13					27
	7		45
46		14
	15
11		16
9	30

10

22

32

24

34				44
				24
				28
35		29	19	25
		24	23	24
			25
		19
	29	23	24
		25
		28	31

CUTTER DECK

STC 2006 CDC

6

Section 8

			CUTTER DECK CONTROLS
	Ref.	Part No.	Description
	No.
	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

1804021-05 Nut, 3/8-16 Center Lock

1904040-09 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

3204004-45 Stud, 1/2-13 x 20”

3304067-09 Pin

	481547	Lanyard
34	04020-09	Nut, 5/8-11 UNC
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	04021-02	Locknut, 1/4-20
41	43630	Spacer

4204020-27 Nut, 1/2-20 UNF-2B

4304021-10 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

7

R

R

Section 8

SHEET METAL COMPONENTS

23	3	22
				41
		24
				2	5
			29
		25
6	67	A			43
					53
			18	19
					54
				47
Seat Assy. With Black Arm Rest				55
	64	63	19		4
66
		66		28
		26
			27
65	67	A
				16
				15	21

31
32	52	51

33	33	50	30

57

58

59

60

A

		15
	11	7	8 20
	10
	9
	17		56
	13	14
	15
			15
			46
		12	12
			47
			12

1

35	34
			42	44
						45
					61
		30
36
	37	40
		38
		62			4442
39	49					STC 2008 BSMC

8