Cub Cadet 37HP Tank 53AI8CTZ750 Setup guide

1
HydrostaticZero-Turn
CommercialRidingMower
Professional Turf Equipment
ILLUSTRATED PARTS LIST
72" Fabricated Deck

2
TABLE OF CONTENTS
Frame Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
72" Fabricated Cutter Deck . . . . . . . . . . . . . . . . . . . . . . . . . .4 and 5
72" Spindle Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 and 7
Hydro Hose and Pump Assembly . . . . . . . . . . . . . . . . . . . . 8 and 9
Brake Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10 and 11
Fuel Tank Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Rear Bumper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Front Caster Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . .14 and 15
Control Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16 and 17
Wheel Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Seat/Floor Panel Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
37 HP Kawasaki Engine Assembly . . . . . . . . . . . . . . . . . .20 and 21
Electrical Assembly Kohler. . . . . . . . . . . . . . . . . . . . . . . .22 and 23
Lift Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24 and 25
Decal Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
MODELS LISTED IN THIS MANUAL
37HP Tank
53AI8CTZ750

3
Frame Assembly- Figure 1 and Parts List
Ref.
No. Part No. Description Qty.
1 00002528 Hex Cap Screw 3/8-16 x 2.00 2
2 00012152 Lock Nut w/Nylon Insert 2
3 00022560 Hex Nut, 3/8-16 Flange Lock 11
4 01000372 Carriage Bolt, 3/8-16 x .75 Long 7
5 01000643 Carriage Bolt, 3/8-16 x 1 2
6 01001170 Rubber Bumper, .62 OD x .22 Thick 4
7 01001776 Clevis Pin, .500 Dia. x 2.50 Lg. 1
8 01002511 Nut, 3/8-16, Jam 2
9 01003282 Clevis Pin, .625 Dia x 4.375 Long 2
10 01003993 Linch Pin, 3/16 Dia. 2
11 01005160 Plug, Square Tube 2
12 01007779 Bracket Assembly, Frame, Front 1
13 01008225 Push Retainer, 3/8 4
14 01010119 Nut, 1/2-13, Flangelock 1
15 02002655 Spacer, .51 ID x .75 OD x 1.40 1
16 02003055 Lift Index Bracket 1
17 02003074 HitchPin, .120 Dia. x 3.0 1
18 02003501 Wear Plate, 1.25 x 5.00 1
19 02003505 Flat Head Cap Screw, 1/4-20 x .75 2
20 02003541 Frame Assembly 1
21 02003563 Carriage Bolt, 1/2-13 x 3.00 1
GD: 02003025-10/16/06

4
72" Fabricated Cutter Deck - Figure 2
GD: 02002933-10/26/06

5
72" Fabricated Cutter Deck - Parts List for Figure 2
Ref.
No. Part No. Description Qty.
1 00011925 Hex Cap Screw, 3/8-16, 3.75 6
2 00012158 Flat Washer, 3/8 6
3 00012428 Lock Nut, Nylon Insert, 1/2-13 4
4 00014608 Lock Nut, Nylon Insert, #10-32 16
5 00017778 Phillips Head Screw, #10-32 x 1/2 16
6 00022560 Flange Lock Hex Nut, 3/8-16 61
7 01000343 Complete Wheel, 5.00 Dia. 6
8 01000372 Carriage Bolt, 3/8-16 x .75 Lg. 44
9 01000385 Front Roller 4
10 01000398 Wheel Spacer 6
11 01000643 Carriage Bolt, 3/8-16 x 1 2
12 01001169 Grass Catcher Roller 2
13 01001745 Pin, 5/8 Dia. x 1.2 Lg. 4
14 01002010 Carriage Screw, 3/8-16 x 1.25 7
15 01003253 Torsion Spring, 0.4ID x 2.16Lg 1
16 01004304 Hex Index Washer Screw, 3/8-16, .5 8
17 01004685 Belt Cover Support 2
18 01005364 Deck Roller Mount Bracket 3
19 01005260 Anti-Scalp Wheel Front Mount Bracket 4
20 01005437 Outer Belt Cover Support Assembly 2
21 01005869 T-Handle Latch Draw 4
22 01008514 Chute Bracket 1
23 01008526 Finger Guard 1
24 01009102 Pin, .375 x 14.06 1
25 01009300 Chute Bracket 1
26 01009705 Chute Deflector 1
27 01009843 Discharge Baffle Weldment 1
28 01010119 Nut, 1/2-13, Flangelock 1
29 02000109 Pillow Block, Steel 3
30 02000110 Pillow Block, Bronze 1
31 02002534 72 Deck Assembly 1
32 02002800 J-Hook w/ Threaded Roller 1
33 02002831 Right Hand Deck Belt Cover 1
34 02002832 Left Hand Deck Belt Cover 1
35 02002919 Right Hand Deck Weldment Bracket 1
36 02002918 Left Hand Deck Weldment Bracket 1
37 712-0641 Hex Nut, M16-1.5 2
38 721-04041 Water Nozzle Adaptor 1
39 736-0760 Lock Washer, 17 x 23.8 x 1.95 2
40 737-04003B Deck Water Nozzle 2

6
72" Fabricated Deck Spindle Assembly - Figure 3
GD: 02003628-10/30/06

7
72" Fabricated Deck Spindle Assembly - Parts List for Figure 3
Ref.
No. Part No. Description Qty.
1 00005763 Hex Nut, 7/16-14 1
2 00008495 Hex Cap Screw, 3/8-16 x 1-3/4 2
3 00011438 Hex Cap Screw, 3/8-16 x 1-1/2 12
4 00011861 Hex Cap Screw, 3/8-16 x 2-1/2 1
5 00011925 Hex Cap Screw, 3/8-16, 4.00 1
6 00012158 Flat Washer, 3/8 12
7 00022560 Flange Lock Hex Nut, 3/8-16 18
8 00060078 Grease Fitting, 1/4-28 x 3/16 2
9 00083192 Idler Washer 1
10 01000302 Shoulder Screw, 7/16-14 1
11 01000364 Hex Carriage Screw, 3/8-16, 1.75 1
12 01000380 Flange Hex Nut, 3/4-16 3
13 01000387 Torsion Idler Spring 1
14 01000389 Lock Washer, 7/16 1
15 01000392 Flat Washer, .781 ID 2.00 OD, .105 1
16 01000393 Flat Washer, .469 ID, .875 OD, .105 1
17 01000643 Carriage Bolt, 3/8-16 x 1 1
18 01000723 Flat Washer, .406 ID, 1.0 OD, .105 6
19 01002564 Spacer, .76 ID x 2.0 OD x .477 1
20 01002751 Spacer, .39 ID x .63 OD x 1.75 1
21 01002771 Cotter Pin, .072 x 1.12 Long 2
22 01003123 Spacer .812 ID x .268 LG 2
23 01003245 Spacer, .39 ID x .625 OD x 2.75 1
24 01004081 Flat Pulley 1
25 01004101 Idler Pulley, 4.06 OD 1
26 01004304 Screw, TT, 3/8-16 x .50, 2
27 01005434 Aluminum Spindle Support Plate 3
28 01005388 Hex Cap Screw, 3/4-16, 9.00 1
29 01007499 V-Pulley, 5.75 OD 3
30 01007786 Idler Arm Assembly, Deck 1
01000308 Bearing Sleeve 2
31 01007937 V-Belt, B Section x 124.0 LG 1
32 01007938 V-Belt, B Section x 99.25 LG 1
33 01008018 Spacer, .760 ID x 2.00 OD x .330 3
34 01008081 V-Pulley, 6.360 OD x .750 Bore, Cast 1
35 01008618 Tension Idler U-Bracket 1
36 01008252 Handle Tension Weldment 1
37 01008270 Tension Idler Handle Grip 1
38 01008542 Hex Cap Screw, 3/4-16, 7.50 2
39 02000568 Bahia Blade, 25.0, .756 ID 3
40 02000726 Extension Spring, 1.0 x OD x 5.00 1
41 02000920 Aluminum Spindle Assembly 3
42 02001574 Spring Tension Rod 1
43 02003489 Idler Arm Assembly includes: 1
01000308 Bearing Sleeve 2
44 756-3045 Idler Pulley, 5.06 Dia. 1

8
Hydro Hose and Pump Assembly - Figure 4
Pump & Motor Systems
3/4" Hose
11.0" LG.
3/4" Hose
16.0" LG.
3/4" Hose
16.0" LG.
3/4" Hose
12.0" LG.
3/4" Hose
12.0" LG.
3/4" Hose
12.0" LG.
Pilot &Drain Systems
Motor Mount Systems
GD: 02002830-10/05/06

9
Hydro Hose and Pump Assembly- Parts List for Figure 4
Ref.
No. Part No. Description Qty.
1 00012157 Washer lock 3/8 zinc 2
2 00012428 Washer lock 3/8 zinc 8
3 00020628 Key, 3/16" x 7/8" 2
4 00022560 Flange Lock Hex Nut, 3/8-16 22
5 00030261 Cap, Hydro Oil Tank 1
6 00034167 Hex Cap Screw 3/8-16 x 5.00 2
7 01000369 Hex Cap Screw, 3/8 -16 x 1.25 2
8 01000372 Carriage Bolt, 3/8-16 x .75 LG. 5
9 01000642 Carriage Bolt, 3/8-16 x 5.50
10 01000643 Carriage Bolt, 3/8-16 x 1 5
11 01002010 Carriage Screw, 3/8-16 x 1.25 4
12 01001618 Strut Frame 2
13 01004192 Oil Pan Drain Plug w/ Seal 1
14 01006948 Hydro Wheel Motor Backup Plate 2
15 01007309 Hex Nut, 3/8-24 2
16 01008449 Socket Head Capscrew, 1/2-13; 6-1/2 8
17 02000296 Grommet Fitting, .54 ID x .78 OD 1
18 02000401 Spring Extension, .740 OD x 2.656 2
02000841 Socket Low Head Cap Screw, 1/4-20 x 0.75 2
19 02000905 Hydro Pump, BDP-12, RH 1
01009631 Kit, Fan 1
20 02000906 Hydro Pump, BDP-12, LH 1
21 01009631 Kit, Fan 1
22 02001151 Fitting Elbow Spur, 5/8 x 1/2 1
23 02001160 Fitting Elbow, 9/16 x 1/2 4
24 02001169 Fan Pump Shroud 2
25 02001172 Hydro Pump Pulley 2
26 02001178 Short Pressure Hose Assembly 2
27 02001179 Long Pressure Hose Assembly 2
28 02001492 Hydro Motor Frame Assembly 1
29 02001715 Adaptor Fitting, 8 x 10 4
02002003 Adaptor, 8 x 8 4
30 02002257 Hydraulic In-Tank Filter includes: 1
31 02002258 Replacement Filter 1
32 02002557 Fitting, 3/4 ORB x 1/2 Tube 1
33 02002703 Hydraulic Tank Assembly 1
34 02002899 Rear Cable Mounting Bracket 2
35 02002967 Hydro Motor, Left Hand Assembly w/ Brake & Drum 1
36 02002968 Hydro Motor, Right Hand Assembly w/ Brake & Drum 1
37 750-3119 Spacer .406 ID x 1.0 OD 2
38 -- Fuel Hose, .50 ID x .75 OD (in inches) 79
39 02001175 Tee Fitting, 1/2 2
40 02002392 Hose Clamp, 1/2 12
NOTE: Lubricant, 02002058 Quarts, 2.00

10
Brake Assembly - Figure 5
GD: 02002926-01/03/07

11
Brake Assembly - Parts List for Figure 5
Ref.
No. Part No. Description Qty.
1 00010958 Washer, 1/2 Zinc 1
200011447 Hex Cap Screw, 1/4-20, 1.00 1
300011450 Shoulder Bolt, 1/2 x 1/2 1
4 00014608 Lock Nut, Nylon Insert, 10-32 3
5 00022560 Flange Lock Hex Nut, 3/8-16 5
6 00030906 Phillips Head Machine Screw, 10-32 x 5/8 3
7 01000372 Carriage Bolt, 3/8-16 x .75 2
8 01000443 Screw Button Head, 1/4-20 x .5 18
9 01000628 Screw, TT, 1/4-20, 0.5, Hex Index Washer 10
10 01000930 Washer, .508 ID x 1.0 OD x .020 4
11 01002766 Nut, 1/4-20, Hex Flange Lock 1
12 01008198 Left Hand Brake Cable 1
13 01008225 Push Retainer, 3/8 2
14 01008531 Screw, #10-32 x 0.500 2
15 01008539 U-Nut, 1/4-20 18
16 02000362 Bag, Debris Storage 1
17 02002797 Lower Panel, LH 1
18 02002796 Lower Panel, RH 1
19 02002823 Control Panel Cover, LH 1
20 02002889 Control Panel Cover, RH 1
21 02002864 Brake Cable Mounting Bracket 2
22 02002874 Cup Holder 1
23 02002971 Control Panel, LH 1
24 02002972 Control Panel, RH 1
25 02003010 Parking Brake Grip 1
26 02003603 Shoulder Bolt, 1/2 x 1.00, 3/8-16 2
27 02003725 Washer, 3/16 2
28 02003770 Brake Cable, LH 1
29 02003774 Brake Cable, RH 1
30 02003776 Brake Cable Bracket 1
31 02003782 Brake Lever 1
32 02003841 Centering Bracket 1

12
Fuel Tank Assembly - Figure 6 and Parts List
Ref.
No. Part No. Description Qty.
102003809 Fuel Cap, 3.5 2
2 00012470 Cable Tie 2
3 01000723 Flat Washer, .406 ID, 1.0 OD, .105 8
4 01000368 Hex, Cap Screw, 3/8-16, .88 8
5 00012157 Lock Washer, 3/8 8
602003842 Fuel Tank 2
7 01000600 Flat Washer, 1.4 x .630 x .0515 1
8 01007425 Fuel Fitting 2
902001908 Fuel Hose Assembly includes: 1
-- Hose, 1/4" Fuel Line (in inches) 88
00012235 Clamp, Union 5
01003473 Tee Fitting, Fuel 1
10 02002253 Grommet, Fuel Tank 2
11 01000215 Hose Clamp, SAE #4: 1/4-5/8, SS 1
12 02003573 Plate, 16 Gauge 4
GD: 02001910-12/13/06

13
Rear Bumper - Figure 7 and Parts List
Ref.
No. Part No. Description Qty.
1 00012428 Hex Nut, 1/2-13, Insert Lock 2
2 00022560 Nut, Hex 3/8-16 Flange Lock 2
3 00030046 HHCS, 1/2-13, 3.00 2
4 01009992 Bar, Weight 2
502002536 Hitch Bracket 1
602003570 Carriage Bolt, 3/8-16 x 3.00 2
702003634 Rear Bumper 1
GD: 02003564-10/25/06

14
Front Caster Assembly - Figure 8
GD: 02002925-10/04/06

15
Front Caster Assembly - Parts List for Figure 8
Ref.
No. Part No. Description Qty.
1 00012577 Washer, 1/2 x 1 Shim 2
200023287 Nut, 1/2-20, Center Lock 2
300060078 Grease Fitting 3
401000678 Nut, Jam, 1.0-14, Insert Lock 1
501002620 Cup Bearing 4
601002621 Bearing Cone 4
701002622 Seal 2
801002624 Ring Seal 4
901002626 Slotted Nut, 3/4-16 2
10 01002627 Cotter Pin, 5/32, 1.25 2
11 01003123 Spacer, .812 ID x .218LG 4
12 01006294 Bell Washer, 1.25 ID x 2.5 OD x .180 2
13 01006309 Hex Cap Screw, 1-14 x 5.0 1
14 01006347 Grease Cap, 1.986 OD 2
15 01006912 Wheel Spacer 2
16 01006961 HHCS, 1/2-20, 7.50 2
17 01007407 Yoke, Caster Wheel 2
18 01007760 Front Axle Assembly 1
19 01009997 Retainer Extension, Self Locking 1
20 02000588 Flat Washer, 1.00 ID x 2.00 OD x .075 2
21 02000589 Spacer, 1.005 ID x 1.25 OD x 3.6 1
22 02002821 Wheel, 13 x 6.50 x 6.0, Beige, includes 2
02002108 Tire 1
02002106 Roller Bearings 2
02002107 Retainer Bushings 2

16
Control Assembly- Figure 9
GD: 02002550-01/03/07

17
Control Assembly - Parts List for Figure 9
Ref.
No. Part No. Description Qty. Ref. No. Part No. Description Qty.
1 00002528 Hex Cap Screw, 3/8-16 x 2.00 4 28 01007734 Turnbuckle 2
2 00012186 Hex Nut, 1/4-20 1 29 01008225 Push Retainer 2
3 00013131 Hex Cap Screw, 1/4-20, .75 1 30 01008367 B/Joint, 3/8-24, Left Hand Female 2
4 00013198 Hex Cap Screw, 5/16-18 x 2.00 2 31 01009322 Shoulder Bolt, 1/4 x 1/4 2
5 00013416 HHCS, 1/4-20 x 1.00 1 32 01009377 Nut w/ Star Washer, 10-24 2
6 00021958 Grease Fitting, 1/4-28, 45 degree 2 33 01009560 Control Rod, 3/8 x 17.312 2
7 00022560 Hex Nut, 3/8-16, Lock Flange 12 34 02000069 Screw, Shoulder Control Rod 3
800061053 Washer, 3/8, SS 2 35 02002931 Lapbar Control Assembly, LH 1
9 01000371 Hex Cap Screw, 3/8-16 x 3.25 2 01004265 Bearing 2
10 01000372 Carriage Bolt, 3/8-16 x .75 8 36 02002542 Brake/Control Rod 2
11 01000450 Hex Jam Nut, 3/8-24 4 37 02002543 Lapbar Control Arm 1
12 01000451 B/Joint, 3/8-24, Right Hand Female 2 38 02002545 Lapbar Pivot Bracket 2
13 01000600 Flat Washer, 1.4 x .630 x .0515 2 39 02002555 Lapbar Control Shaft Assembly 1
14 01000628 Screw, TT, 1/4-20, 0.5, Hex Index Washer 3 40 02002657 Lapbar/Brake Control Mounting Bracket 1
15 01000635 Nut, Lock, HexFlange, 5/16-18 9 41 02002932 Lapbar Control Assembly, RH 1
16 01000960 Belle Washer, .325 x .930 x .045 2 01004265 Bearing 2
17 01001170 Rubber Bumper, .62 OD x .22 Thick 2 42 02003024 Lapbar Assembly includes: 2
18 010 02511 Nut, 3/8-16, Jam 4 02002549 Control Handle Pivot Tube 2
19 01002766 Hex Flange Lock Nut, 1/4-20 2 02002662 Grip, 1.0 2
20 01002986 Nut, 3/8-24, Jam, LH Third 2 43 02003419 Bushing, .310 x .172 x .688 x .06 4
21 01003561 Nut, Hex, Center Lock, M8 4 44 02003653 Cylinder Return to Neutral 2
22 01003947 U-Nut, 3/8-16, .75 2 45 02003664 Spacer, .405 ID x 1.0 OD x .72 1
23 01004003 Flat Washer, 5/8 Nylon 4 46 02003885 Side Panel, Control, Left 1
24 01004129 Spacer, .385 ID x .75 OD x .875 2 47 02003880 Side Panel, Control, Right 1
25 01005851 External Washer, 3/8 2 48 710-0262 Carriage Bolt, 5/16-18 x 1.50 4
26 01006350 Shaft Collar 2 49 732-0470A Extension Spring, .53 OD x 4.75 1
27 01007312 Spacer, .625 OD x .385 ID x 1/2 2

18
Wheel Assembly - Figure 10 and Parts List
Ref.
No. Part No. Description Qty.
1 00012187 Lug Nut, 1/2-20 8
202002668 Wheel Assembly, 24 x 12.00-12, Beige Includes: 2
00073975 Tire, 24 x 12.00-12, Turf Master
Rim, 12 Dia x 8.50 width
OPTIONAL TIRES
01002182 Wheel Assembly, 24 x 12.00-12, Turf Saver
01004473 Tire, 24 x 12.00-12, Turf Saver
2
1
GD: 02002669-10/04/06

19
Seat/Floor Panel Assembly- Figure 11 and Parts List
Ref.
No. Part No. Description Qty. Ref. No. Part No. Description Qty.
1 00002528 Hex Cap Screw 3/8-16 x 2.00 1 16 01001170 Rubber Bumper, .62 OD x .22 Thick 2
2 00006131 Hex Nut, 3/8-16 2 17 01002766 Lock Nut, 1/4-20 1
3 00012158 Washer AR 18 01008140 Deck Lift Spring, Left Hand 1
4 00012165 Nylock Nut, 5/16-18 2 19 01009459 Shoulder Bolt, .375 x 1.50 2
5 00012168 Lock Washer, 5/16 4 20 02002091 Shoulder Bolt, 1/2 x 3/4, 3/8-16 1
6 00012178 Hex Cap Screw, 5/16-18 x 1/2 4 21 02002335 Floor Panel Assembly 1
7 00012428 Nut, 1/2-13, Nylon Insert 4 22 02002714 Foldable Rops Assembly 1
8 00013131 Screw, Hex, Cap, 1/4-20 x .75 1 23 02002942 Seat w/ Seat Belt & Suspension 1
9 00021956 Hair Pin, 3/8-1/2 2 24 02002963 Rubber Stop with Washer 4
10 00022560 Flange Lock, Hex Nut, 3/8-16 425 02002964 Standard Cap Screw, #10-24 x .75 4
11 01000226 Hex Cap Screw, 1/2-13 x 3.50 4 26 02002344 Seat Plate Assembly 1
12 01000372 Carriage Bolt, 3/8-16 x .75 Long 2 27 02003748 Seat Latch Bracket 1
13 01000523 Nut, #10-24, Nylon Lock 4 28 02003732 Latch Lever Bracket 1
14 01000628 Screw, TT, 1/4-20, 0.5, Hex Index Washer 2 29 02003739 Latch Bracket 1
15 01000873 Washer, .536 ID x .930 OD x .05 8 30 02003745 Adjustable Stud 1
GD: 02002559-12/19/06

20
37HP Kawasaki Engine Assembly - Figure 12
GD: 02003537-09/26/06
Description Part Number
Air Filter
Air Filter (Inner)
Fuel Filter
Oil Filter
Spark Plug