Hydrostatic Zero-Turn
Riding Mower
MODEL 23HP 53AB5BBP750 50" Stamped Deck
ILLUSTRATED PARTS LIST
This Page Left Blank Intentionally
2
TABLE OF CONTENTS
50" Formed Cutter Deck . . . . . . . . . . . . . . . . . . . . . . . 4 and 5
Hydro Pump Assembly . . . . . . . . . . . . . . . . . . . . . . . . 6 and 7
Brake Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 and 9
Fuel Tank Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Rear Bumper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Front Caster Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Wheel Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Control Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . 14 and 15
Drive Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Seat Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
23 HP Kohler Engine Assembly . . . . . . . . . . . . . . . 18 and 19
23 HP Electrical Engine Assembly . . . . . . . . . . . . . . . . . . . 20
Floor Panel Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Lift Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 and 23
Assembly Pump Right Hand. . . . . . . . . . . . . . . . . . . . . . . . 24
Assembly Pump Left Hand . . . . . . . . . . . . . . . . . . . . . . . . . 25
Frame Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
3
50" Formed Cutter Deck - Figure 1
37
48
55
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33 |
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46 |
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62 |
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29 |
50 |
28 |
11 |
58 |
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64 |
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10 |
19 |
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32
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30 |
44 |
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57 |
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54 |
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43 |
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69 |
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62 |
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51
37
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47 |
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19
63 16
40
6 7
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6 |
12
9
59
61
36
27 22
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15
35
14
17 |
4 |
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65 |
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49 |
67 |
68 |
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39 |
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56 |
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66 |
12 |
6 |
60 |
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17 |
12
41
52
26
42
45
GD: 02000420-12/14/04
4
50" Formed Cutter Deck - Parts List for Figure 1
Ref. |
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Ref. |
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No. |
Part No. |
Description |
Qty. |
No. |
Part No. |
Description |
Qty. |
1 |
00003107 |
Cotter Pin, .125 Dia x 1.0 |
2 |
36 |
01008593 |
Idler Arm Assembly |
1 |
2 |
00008495 |
Capscrew, 3/8-16 x 1-3/4 |
1 |
37 |
01008620 |
Self Tapping Screw 5/16-18 x .750 |
6 |
3 |
00012226 |
Grease Fitting, 1/4-28, 90° |
1 |
38 |
00012428 |
Hex Nut, 1/2-13, Insert Lock |
4 |
4 |
00012470 |
Cable Tie, 3/16 x .05 x 7.4 |
1 |
39 |
01009102 |
Hinge Pin, .375 x 14.06 |
1 |
5 |
00013406 |
Hex Cap Screw, 5/16-18 x 3/4 |
1 |
40 |
01009253 |
Flat Washer, .390 x 1.5 x .134 |
1 |
6 |
00022560 |
Hex Nut Flange lock, 3/8-16 |
12 |
41 |
01009705 |
Chute Deflector |
1 |
7 |
00027279 |
Nut 7/16-14, Nylock |
1 |
42 |
01010168 |
Hi-Lift Blade, 17.9 |
3 |
8 |
00034167 |
Hex Cap Screw, 3/8-16 x 5.00 |
1 |
43 |
01010173 |
Spacer, .39 ID x .875 OD x 1.00 |
1 |
9 |
01005011 |
V-Belt, B-Section |
1 |
44 |
02000407 |
Deck Assembly 50" |
1 |
10 |
00060078 |
Grease Fitting, 1/4-28 x 3/16 |
1 |
45 |
02000402 |
Flange Hex Nut, 3/4-16 |
3 |
11 |
01009635 |
Extension Spring, 1.0 OD x 5.00 |
1 |
46 |
02000417 |
Spring Tension Rod Assembly |
1 |
12 |
01000372 |
Carriage Bolt, 3/8-16 x .75 Lg |
5 |
47 |
02000481 |
Hex Cap Screw, 3/4-16 x 8.00 |
1 |
13 |
01000375 |
Roller Pin, 1/2 Dia x 7.31 Lg |
1 |
48 |
02000626 |
Left Hand Belt Cover |
1 |
14 |
01000385 |
Front and Rear Roller |
3 |
49 |
02000667 |
Right Hand Belt Cover |
1 |
15 |
01000387 |
Torsion Idler Spring |
1 |
50 |
618-3129B |
Blade Spindle Assembly |
3 |
16 |
01000393 |
Flat Washer, .469 ID x .875 OD x .105 |
1 |
51 |
01004109 |
Tension Rod Stop Bracket |
1 |
17 |
01000628 |
Screw, TT, 1/4-20 x .5, Hex Index Washer |
7 |
52 |
703-3511 |
Finger Guard |
1 |
18 |
01000635 |
Hex Flange Lock Nut, 5/16-18 |
1 |
53 |
710-1852 |
Spindle Bolt 3/4-16 x 5.37 |
2 |
19 |
01000723 |
Flat Washer, .406 ID x 1.0 OD x .105 |
3 |
54 |
712-0641 |
Hex Nut, M16-1.5 |
2 |
20 |
01001169 |
Short Roller |
2 |
55 |
721-04041 |
Adaptor, Water Nozzle |
1 |
21 |
01001745 |
Pin, 5/8 Dia x 1.2 Lg |
4 |
56 |
703-1890 |
Deck Wheel, 5.00 Dia. |
2 |
22 |
01002010 |
Carraige Screw, 3/8-16 x 1.25 |
1 |
57 |
736-0760 |
Lock Washer, 17 x 23.8 x 1.9 |
2 |
23 |
01002564 |
Spacer, .76 ID x 2.00 OD x .477 |
3 |
58 |
737-04003B |
Nozzle, Deck Water |
2 |
24 |
01003123 |
Spacer, .812 ID x .218 Lg. |
2 |
59 |
737-3000 |
Grease Fitting |
3 |
25 |
01003245 |
Spacer, .39 ID x .625 OD x 2.75 |
1 |
60 |
738-3056 |
Shoulder Screw .498 x 1.53 |
2 |
26 |
01003253 |
Torsion Spring |
1 |
61 |
738-3172 |
Shoulder Screw .68 x 2.11 |
1 |
27 |
01004081 |
Flat Pulley with Flanges |
1 |
62 |
748-3065 |
Spindle Spacer |
6 |
28 |
01004101 |
Idler Pulley, 4.06 OD with Deep Flange |
1 |
63 |
750-3119 |
Spacer .406 ID x 1.00 OD x 0.38 |
1 |
29 |
01004118 |
Shoulder Screw, .50 x .27 Lg; 3/8-16 |
1 |
64 |
02000653 |
V-Belt, 1/2 x 91 LG |
1 |
30 |
01004751 |
Roller Pin Rod |
1 |
65 |
02000668 |
Skirt, Center, 50" |
1 |
31 |
01005201 |
V-Pulley, 4.75 OD |
1 |
66 |
02000669 |
Skirt, Right Hand, 50" |
1 |
32 |
01006181 |
Idler Arm Assembly, Flat Top Bearing |
1 |
67 |
783-04470 |
Chute Mounting Bracket |
1 |
33 |
01006535 |
Pulley, A Sect x 4.90 |
3 |
68 |
777S30145 |
Decal, Danger Hands & Feet |
1 |
34 |
01006680 |
Spacer, .760 ID x 1.75 OD x 1.969 |
1 |
69 |
02000813 |
Spindle Plate |
3 |
35 |
01008456 |
Spacer .760 ID x 1.5 OD |
1 |
70 |
02000762 |
Self Tapping Screw 5/16-18 x 1.00 |
12 |
5
Hydro Pump Assembly - Figure 2
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1 |
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5 |
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3 |
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10 |
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6 |
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7 |
17 |
8 |
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19
18
15
9
8
4
16
14
11
13
12
GD: 01004266-03/29/01
6
Hydro Pump Assembly - Parts List for Figure 2
Ref. |
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No. |
Part No. |
Description |
Qty. |
1 |
00006144 |
Hex Cap Screw, 3/8-16, 1 |
4 |
2 |
00012529 |
Protective Hose Cover (not shown) |
1 |
3 |
00013131 |
Hex Cap Screw, 1/4-20, .75 |
2 |
4 |
00017665 |
Filter Head 3/4 includes: |
1 |
|
01004166 |
33 Micron Filter |
|
5 |
00022560 |
Hex Nut Flange Lock, 3/8-16 |
8 |
6 |
00030261 |
Cap, Hydro Oil Tank |
1 |
7 |
00031994 |
Decal Oil Only 20W50 |
1 |
8 |
01000372 |
Carriage Bolt, 3/8-16 x .75 LG. |
4 |
9 |
01004516 |
Hydraulic Tank Assembly |
1 |
10 |
01001650 |
Mounting Plate Oil Filter |
1 |
11 |
01004192 |
Oil Pan Drain w/ Seal and Plug |
1 |
12 |
01004267 |
Gearbox to Tank Hose Assembly |
2 |
13 |
01004268 |
Tank to Filter Hose Assembly |
1 |
14 |
01004269 |
Filter to Left Hand Pump Hose |
1 |
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Assembly |
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15 |
01004270 |
Filter to Right Hand Pump Hose |
1 |
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Assembly |
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16 |
01004272 |
Fitting, 45° |
1 |
17 |
01006959 |
Fitting Tee, 3/4 x 1/2 x 1/2 |
1 |
18 |
01004702 |
Fitting Elbow, 1/2 x 1/2 |
1 |
19 |
01006353 |
Fitting, 3/8 NPT, 1/2 Flare |
2 |
NOTE: Lubricant, SAE 20W50 Gallons, 3.25
7
Brake Assembly - Figure 3
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3 |
21 |
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13 |
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16 |
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12 |
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30 |
14 |
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19 |
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9 |
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29 |
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15 |
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26 |
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23 |
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18 |
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11 |
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7 |
22 |
24 |
20 |
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10 |
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4 |
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6 |
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17 |
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5 |
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27 |
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1 |
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2
8
28
GD: 01001609-04/21/03
8
Brake Assembly - Parts List for Figure 3
Ref. |
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No. |
Part No. |
Description |
Qty. |
1 |
00006131 |
Hex Nut, 3/8-16 |
4 |
2 |
00009678 |
Clevis Pin, 3/8 x 1, 1/8 |
2 |
3 |
00011888 |
HHCS, Standard, 3/8-16 x 3-1/2 |
1 |
4 |
00021955 |
Yoke, 3/8-16, Female |
2 |
5 |
00021956 |
Hair Pin, 3/8"-1/2" |
2 |
6 |
00012226 |
Grease Fitting, 1/4-28, 90° |
1 |
7 |
01000100 |
Shoulder Nut |
2 |
8 |
00022560 |
Nut, Flange Lock, 3/8-16 |
3 |
9 |
01000628 |
Screw, TT, 1/4-20 x .5, Hex Index |
4 |
|
|
Washer |
|
10 |
01000723 |
Flat Washer, .406 ID x 1.0 OD x .105 |
4 |
11 |
01000872 |
Flat Washer, .411 x 1.25 x .100 |
2 |
12 |
01002751 |
Spacer, .39 ID x .63 OD x 1.75 |
1 |
13 |
01002771 |
Hair Pin, INT .072 x 1.12 Lg. |
4 |
14 |
01002772 |
Spacer, .375 x .50 x 1.02 Lg. |
1 |
15 |
01002980 |
Mounting Shaft, Bellcrank |
1 |
16 |
01003591 |
Holder Shaft, Park Brake |
2 |
17 |
01003410 |
Rod Connector, 3/8 OD x 33 |
2 |
18 |
01003593 |
Brake Bracket |
1 |
19 |
01008886 |
Rod Brake, Connect To Handle |
1 |
20 |
01003417 |
Connecting Rod, 3/8 OD x 5.75 |
2 |
21 |
01003595 |
Weldment, Brake Handle |
1 |
22 |
01003574 |
Brake Spring, Neutral |
2 |
23 |
01003575 |
Brake Spring, Force |
2 |
24 |
01003576 |
Brake Hose, Center |
2 |
25 |
01003716 |
Grip, Park Brake |
1 |
26 |
01003730 |
Weldment Hub, Brake Bearing |
1 |
|
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Includes: |
|
|
01004265 |
Bearings |
2 |
27 |
01002511 |
Jam Nut, 3/8-16 |
2 |
28 |
00012173 |
Lock Nut, Nylon Insert, 3/8-16 |
2 |
29 |
01006350 |
Shaft collar, .625 ID x 1" OD x .438 Lg |
2 |
30 |
01008889 |
Park Brake Mounting Bracket |
1 |
9