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Hydraulic and Lower Brake Assembly. Scag Power Equipment SWZV, SWZV52V-19KAI, SWZV52V-23KAE, SWZV Pro-V Hydro Drive, SWZV36A-16KAI, SWZV48V-17KAI
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Section 8
HYDRAULIC AND LOWER BRAKE ASSEMBLY
7
6
4
7
5
L
J
2
1
M
4
K
5
3 7
6
5
K
12
4
7
J
7
G
H
11
11
E
A
7
C
7
4
8
L
4
B
14
15
9
M
4
7
12
13
5
D
16
15
14
H
G
17
19
14
18
22
66
68
65
13
64
N
69
74
67
14
*24 *25 21
23
10
26
62
61
13
60
76
C
13
63
14
55
46
59
48
47
A
14
44
B
D
27
28
30
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45 75
44
31
53
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N
43
40
56
57
42
41
50
58
51
52
53
54
37
21
E
14
70
20
35
36
38
39
78
32
34
77
ELECTRIC START
ONLY
71
72
73
33
* - Used only on machines equipped with a 52” Cutter Deck
48
Section 8
Ref. Part
No. No.
Description
1 462056
2 483094
Oil Reservoir Assembly
Cap, Oil Reservoir
3 48462-01 Oil Filter
4 482266-01 Elbow, 90Degree O-Ring 9/16-18 x 3/8” Hose
5 483146 Hose, 3/8 Push Lock - Gray (Order by Inch)
6 48811 Hose, 3/8 Push Lock -Black (Order by Inch)
7 48136-13 Clamp, Hose .69” Max. Dia.
8 483591
9 483590
10 483263
482927
482928
Pump, RH (PG-1HQQ-DC1X-XXXX) SWZV
Pump, LH (PG-1KQQ-DF1X-XXXX) SWZV
Engine, 16hp Kawasaki FH480V
Engine, 17hp Kawasaki FH541V
Engine, 19hp Kawasaki FH580V
483708 Engine, 23hp Kawasaki Electric Start FH680V
11 48485-01 Elbow, 45 Degree
12 04021-09 Nut, Elastic Stop 3/8-16
13 04043-04 Flatwasher, 3/8-.391 x .938 x .105 HD
14 04019-04 Nut, Serrated Flange 3/8-16
15 04001-20 Bolt, Hex Head 3/8-16 x 1-1/2”
16 04030-03 Lockwasher, 3/8”
17 43032 Swivel Joint
18 451941
451947
Brake Actuator Weldment, LH
Brake Actuator Weldment, RH
19 44170
20 43415
Rod, Brake Lower
Bushing, Brake
21 04062-01 Hair Pin Cotter, .094 x 1.62”
22 481265 Hose Assembly
23 04063-07 Key, 3/16 x 3/4” Woodruff
24 43391
25 *424644
26 *43674
Spacer
Brake Plate (52)
Spacer (52)
27 483388 Wheel Motor
28 04021-19 Nut, Center Lock 1/2-13
29 46928 Wheel Hub Assembly (Incl. #30)
30 04008-01 Bolt, Serrated 1/2-20
31 422215 Brake Drum
32 481470 Brake Band Assembly
33 04001-46 Bolt, Hex Head 3/8-16 x 2-1/4’
34 04001-62 Bolt, Hex Head 3/8-16 x 3-1/4”
35 481867 Wheel Assembly, 18 x 8.5-8 (48 & 52)
481870 Wheel Assembly, 18 x 6.5-8 (36)
36 481868
481869
481890
481871
Rim w/Valve Stem (48 & 52)
Tire, 18 x 8.5-8 (48 & 52)
Rim w/ Valve Stem (36)
Tire, 18 x 6.5-8 (36)
* Used Only on Machines Equipped with a 52” Cutter Deck
** Electric Start Model Only
HYDRAULIC AND LOWER BRAKE ASSEMBLY
Ref. Part
No. No.
Description
37 04028-02 Lug Nut
38 422214
39 48679
Lockwasher, Wheel Motor
Hex Castle Nut, 3/4-28 UNEF
40 04001-172 Bolt, Hex Head 1/4-20 x 1” Grade 8
41 482085 Tapered Hub
42 04063-14 Key, 5.0 x 5.0 x 25mm
43 483520
44 482649
Belt, Pump Drive
Pulley, 5.45 O.D. Tapered Bore
45 424810 Plate, Brake Keeper
46 04063-29 Key, 1/4 x 1/4 x 3-3/4”
47 483598 Pulley, 4.0 O.D. - 1” Bore
48 462108 Clutch Assembly
49 04001-12 Bolt, Hex Head 5/16-18 x 1-3/4”
50 424421
51 483289
52 424422
Retainer, Clutch Pad
Rubber Pad
Plate, Backing
53 48030-09 Clamp, Cable
54 04021-10 Nut, Elastic Stop 5/16-18
55 04001-138 Bolt, Hex Head 3/8-16 x 3-3/4” Grade 8
56 04041-28 Flatwasher, 7/16-.469 x 1.75 x .25
57 04030-05 Lockwasher, 7/16” Spring
58 04102-05 Bolt, Hex Head 7/16-20 x 2-3/4” w/Patch
59 483526 Spring, Transmission Idler
60 04001-62 Bolt, Hex Head 3/8-16 x 3-1/4”
61 462109 Idler Arm Assembly
62 48224 Bearing
63 04021-05 Nut, Center Lock 3/8-16
64 483213 Pulley, 4-1/2” Idler
65 04001-161 Bolt, Hex Head 3/8-16 x 2-3/4”
66 43734 Pivot, Idler
67 451939 Brake Bellcrank Weldment
68 04001-52 Bolt, Hex Head 1/2-13 x 2-1/2” (36 & 48)
*04001-163 Bolt, Hex Head 1/2-13 x 3-3/4” (52)
69 424600 Plate, Wheel Motor
70 48114-05 Grease Fitting
71 **483 7 34 Muffler
72 **48xxxx Clamp
73 **483733 Exhuast Manifold
74 04003-04 Bolt, Carriage 5/16-18 x 1”
75 04017-26 Bolt, Serrated Flange 3/8-16 x 3/4”
76 424709 Plate, Clutch Bracket
77 04019-03 Nut, Serrated Flange 5/16-18
78 04001-11 Bolt, Hex Head 5/16-18 x 1-1/2”
49
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Table of contents
- 5 Introduction
- 5 Directional Reference
- 5 Servicing the Engine and Drive Train Components
- 6 Symbols
- 8 Introduction
- 8 Signal Words
- 8 Before Operation Considerations
- 9 Operation Considerations
- 11 Maintenance Considerations
- 12 Safety and Instructional Decals
- 15 Controls and Instrument Identification
- 16 Safety Interlock System
- 16 Initial Run-In Procedures
- 16 Starting the Engine
- 17 Ground Travel and Steering
- 18 Engaging the Deck Drive
- 19 Hillside Operation
- 19 Parking the Mower
- 19 After Operation
- 19 4.10 Removing Clogged Material
- 20 4.11 Moving Mower with Engine Stopped
- 20 4.12 Recommendations for Mowing
- 20 4.13 Adjusting Cutting Height
- 24 Parking Brake Adjustment
- 24 Travel Adjustments
- 26 Throttle Control and Choke Adjustments
- 26 Belt Adjustment
- 26 Belt Alignment
- 26 Cutter Deck Adjustments
- 31 Maintenance Chart
- 32 Lubrication Fitting Points
- 34 Hydraulic System
- 35 Engine Oil
- 36 Engine Fuel System
- 36 Engine Air Cleaner
- 37 Drive Belts
- 37 Cutter Blades
- 38 Tires
- 38 7.10 Body, Deck and Upholstery
- 39 Notes
- 40 36A Cutter Deck
- 42 48V, 52V Cutter Deck
- 44 36A Cutter Deck Frame
- 46 48V, 52V Cutter Deck Frame
- 48 Cutter Deck Lift Lever
- 50 Handle Assembly
- 52 Hydraulic and Lower Brake Assembly
- 54 Electrical System and Upper Brake Assembly - Manual Start
- 56 Electrical System and Upper Brake Assembly - Electric Start
- 58 Hydraulic Pump (BDP-10A)
- 60 Replacement Decals
- 62 Electrical Schematic - Manual Start
- 63 Electrical Schematic - Electric Start