Cub Cadet LT 2138 User Manual
Parts Manual
SERIES 2000
TRACTOR
Model Number
LT 2138
CUB CADET LLC P.O. BOX 361131 CLEVELAND, OHIO 44136-0019 [www.cubcadet.com]
PRINTED IN U.S.A. FORM NO. 770-10283F
(11/03)
-2-
MODEL LT2138
TABLE OF CONTENTS
DESCRIPTION PAGE
Axle, Front ....................................................... 40
Battery ............................................................. 16
Brakes .............................................................. 4
Bulkhead .......................................................... 15
Controls
Engine ..........................................................
Pedal ............................................................
Transmission ................................................
Dash Panel ...................................................... 15
Drawbar ........................................................... 18
Drive Line ......................................................... 9
Electrical
Switches .......................................................
Wiring ...........................................................
Engine
Air Filter ........................................................
Blower Housing ............................................
Breather ........................................................
Carburetor ....................................................
Controls ........................................................
Crankcase ....................................................
Crankshaft ....................................................
Cylinder Head ...............................................
Electrical........................................................
Exhaust..........................................................
Flywheel ........................................................
Fuel System ..................................................
Oil Pan ..........................................................
Starter ...........................................................
Valves ...........................................................
15
4
8
16
16
25
24
22
26
27
21
24
22
29
24
29
26
23
28
22
DESCRIPTION PAGE
Engine Mounting .............................................. 20
Fender ............................................................. 32
Frame .............................................................. 18
Fuel Tank ........................................................ . 19
Grille ................................................................ 30
Hood ................................................................ 30
Hydraulic Filter ................................................. 14
Hydraulic Linkage ................................... ... ... ... 14
Hydrostatic Pump, Model BDU-10L-225 .......... 12
Implement Lift Handle ...................................... 34
Implement Lift Hanger ..................................... 35
Mower Deck..................................................... . 36
Muffler .............................................................. 20
PTO Clutch ...................................................... 19
Running Board ................................................. 32
Seat ................................................................. 3
Side Panels ..................................................... 30
Steering ........................................................... 6
Transmission, Hydro ........................................ 10
Wheels, Front & Rear ...................................... 40
NOTE: For painted parts, please refer to the
list of color codes below. Please add the applicable color code, wherever needed, to the
part number to order a replacement part .
For instance, if a part, numbered 700-xxxx, is
painted Cub Yellow, the part num ber to or der
would be 700-xxxx-0716.
Cub Yellow: 0716
Cub Beige: 0499
Cub Blue: 0685
Powder Black: 0637
SEAT AND SUPPORT
REF.
PART
NO.
NUMBER DESCRIPTION QTY.
1 703-2394 Bracket, RH Seat Pivot 1
2 703-2395A
777I20310
3 703-2477 Bracket, LH Seat Pivot 1
4 703-2628 Bracket, Fender Reinforcement 2
5 710-0451 Bolt, Carriage, 5/16-18 x .75 6
6 710-3123 Screw, Hx Cap Lock,
7 712-04054 Nut, Hex Flange Lock, 5/16-18 8
8 720-0190 Knob, Seat Adjuster 1
9 731-3154 Slide, Seat 4
10 731-3162 Tray, Tool 1
11 732-3080A Spring, Comp, 1.9 OD x 2.4 2
12 732-04100 Index Spring, Seat Adjuster 1
13 736-3052 Washer, Flat, .406 x 1.0 x .105 4
14 738-0140 Bolt, Shoulder 2
15 738-04013A Spacer, Seat Slide Shoulder 4
16 757-04005
777D06883
777D01782
Seat, Base
Graphic, Seat Adjuster
3/8-16 x 1.25 GR5
Seat, High Back
Graphic, Seat Back
Graphic, Made in USA
-3-
16
15
15
9
7
1
1
4
1
1
1
7
13
13
6
6
13
5
3
11
14
9
6
2
7
8
12
5
1
7
10
4
4
5
7
-4-
BRAKE AND CONTROL PEDALS
47
55
37
29
31
39
48
46
11
51
28
32
20
54
15
18
21
34
10
23
14
30
38
5
26
31
44
45
31
1
35
50
22
12
21
27
40
13
18
50
30
30
52
30
52
27
30
8
20
1
41
48
31
16
1
33
3
3
31
48
30
49
7
43
17
6
42
17
54
8
25
27
36
24
4
50
61
60
63
9
62
56
57
30
2
59
58
49
19
5
6
8
1
4
6
BRAKE AND CONTROL PEDALS
REF.
PART
NO.
NUMBER DESCRIPTION QTY.
1 603-0321A Shaft Assy, Brake 1
2 603-0412 Pedal Assy, Reverse 1
3 603-0697 Shaft Assy, Forward/Reverse 1
4 603-0419 Cam Assy, Control 1
5 603-0421A Plate Assy, Disengagement 1
6 703-2570A Pedal, Forward 1
7 703-2573A Pedal, Brake 1
8 703-2804 Plate, Bearing Mounting 2
9 703-2938 Bracket, Reverse Pivot 1
10 703-2941 Bracket, Cruise 1
11 703-2942 Plate, Rod Adjustment 1
12 703-2962 Lever, Cruise 1
13 703-2963 Lever, Brake Lock 1
14 703-2965 Actuator, Reverse Switch 1
15 710-0106 Screw, Hex Cap, 1/4-20 x 1.25 1
16 710-0599 Screw, Hex Wash Hd Tapp 1/4-20 x .5 1
17 710-0623 Screw, Hex Wash Hd Tapp 3/8-16x .75 2
18 710-0642 Screw, Hex Wash Hd Tapp 1/4-20x .75 6
19 710-0796 Screw, Truss Mach, #12 x 1.5 1
20 710-0216 Screw, Hex Cap, 3/8-16 x .75 GR5 2
21 710-3009 Screw, Phil Hd Pan, #10-24 x .75 2
22 711-0415 Pin, Clevis, 3/8 x 1.62 1
23 711-0736 Ferrule, Adjustment, 1/4-20 Thrd 1
24 711-1138 Stud, Actuator 1
25 711-3295 Pin, Clevis, .25 x 2.38 1
26 712-0271 Nut, Hex Sems, 1/4-20 1
27 712-0431 Nut, Hex Flange Lock, 3/8-16 3
28 712-3004A Nut, Hex Flange Lock, 5/16-18 1
29 712-3027 Nut, Hex Flange Lock, 1/4-20 1
30 714-0104 Pin, Internal Cotter, 5/16 Dia x 1.12 9
31 714-0145 Pin, Internal Cotter, 3/8 Dia x 1.62 6
32 715-0114 Pin, Spiral Spring, 1/4 x 1.5 1
-5-
REF.
PART
NO.
NUMBER DESCRIPTION QTY.
33 731-3205 Pedal, Reverse 1
34 731-3206 Knob, Cruise 1
35 731-3207 Knob, Brake Lock 1
36 732-0418 Spring, Extension, .38 OD x 2.1 1
37 732-0463A Spring, Extension 1
38 732-0756A Spring, Torsion 1
39 732-04006 Spring, Extension, .6 OD x 1.34 1
40 732-3099 Spring, Compression, .50 x 2.23 1
41 732-3117 Spring, Switch Actuator 1
42 735-3048 Pad, Forward Foot Control 1
43 735-3049 Pad, Brake Foot 1
44 736-0174 Washer, Wave, .625 x .885 x .015 1
45 736-0349 Washer, Flat, .635 x 1.0 x .020 1
46 736-0463 Washer, Flat, 1/4 x .63 x .051 1
47 738-0145 Shoulder Bolt, .50 OD x .840 1
48 741-3065B Bearing, Hex Flange Split 4
49 741-3073 Bearing, Flange, .375 x .58 x .25 2
50 741-3074 Bearing, Flange, .626 x .93 x .344 3
51 747-3216 Rod, Brake 1
52 747-3219 Rod, Parking Brake 1
54 747-3307 Rod, Cruise 1
55 748-3060 Latch, Cruise 1
56 618-3060 Plate, Brake 1
57 703-2191 Arm, Brake 1
58 710-3262 Screw, Low Hd Cap, 3/8-16 x .75 1
59 732-0152 Spring, Compression 1
60 732-3077 Spring, Brake 1
61 761-3019 Drum, Brake 1
62 761-3020 Shoe, Brake 1
63 761-3028 Actuator, Brake Shoe 1
64 747-3341A Rod, Rear Connecting 1
65 747-3383 Rod, Front Connecting 1
19
-6-
STEERING
16
7
4
14
5
5
23
10
22
13
21
10
12
17
9
20
2
3
18
6
11
1
24
11
15
8
8
15
-7-
STEERING
REF.
PART
NO.
NUMBER DESCRIPTION QTY.
1 603-0064 Arm Assy, Lower Steering 1
2 603-0250 Segment Assy, 18T Steering 1
3 619-04079
737-3000
748-0108
748-3007A
4 631-04008 Wheel, Steering, Soft Grip 1
5 710-0751 Screw, Hex Cap, 1/4 - 20 x .62, GR5 2
6 710-1260A Screw, Hex Wash. Hd. Tapp
7 712-0237 Nut, Hex Center Lock, 5/16-18 1
8 712-0711 Nut, Hex Jam, 3/8-24 GR2 4
9 712-3012 Nut, Hex Slotted, 1/2-20 GR5 1
10 712-3027 Nut, Hex Flange Lock, 1/4-20 2
11 712-3054 Nut, Hex Lock, 3/8-24 GR5 4
12 714-3004 Pin, Cotter, 3/32 Dia x 1.25 1
13 717-04086 Pinion, Steering 1
14 722-3019 Gasket, Steering 1
15 723-0156 Joint, Ball, 3/8-24 4
16 731-04532 Cover, Steerin g Wheel 1
17 736-0272 Washer, Flat, .510 x 1 x .06 Thk 1
18 736-0351 Washer, Flat, .760 x 1.5 x .03 Thk 1
19 736-04062 Washer, Flat, .344 x 1.5 x .1 Thk 1
20 736-0921 Washer, Lock, 1/2 1
21 736-3013 Washer, Flat, .531 x 1 x .027 Thk 1
22 738-04064 Shaft, Steering 1
23 741-3025 Bearing, Flange 1
25 747-3171 Rod, Tie 2
Housing Assy,
Fitting, Grease, 3/16 Drive Type
Bearing, Flange, .503 ID
Bearing, Bronze Flange, .75 ID
5/16 - 18 x .75
1
1
1
2
4
-8-
TRANSMISSION CONTROLS
REF.
PART
NO.
NUMBER DESCRIPTION QTY.
1 603-0272 Pivot Assembly 1
2 710-0599 Screw, Hex Wsh Hd Tapp, 1/4-20 x .5 2
3 710-3170 Screw, Ball, 5/16-18 x.56 1
4 712-0271 Nut, Hex Sems, 1/4-20 1
5 712-3004A Nut, Hex Flange Lock, 5/16-18 GR5 1
6 712-3027 Nut, Hex Flange Lock, 1/4-20 1
7 714-0104 Pin, Internal Cotter 2
8 727-3090 Cylinder, Damper 1
9 732-3094 Spring, Compression, .63 ID x 2 1
10 732-3118 Spring, Extension, 3/8 OD x 1.44 1
11 736-3092 Washer, Flat, .265 x 1 x .030 1
12 738-0560 Bolt, Shoulder, .374 Dia x 1.375 1
13 747-3304 Rod, Front Control 1
14 747-3309 Rod, Rear Hydro Control 1
15 748-3070 Plate, Cruise 1
16 750-0434 Spacer, Split Tubing, .375 ID x 1.04 1
-9-
DRIVE LINE
10
14
19
17
13
9
1
8
15
11
16
4
18
3
12
6
20
21
7
2
REF.
PART
NO.
NUMBER DESCRIPTION QTY.
1 718-3147
759-3764
2 618-04110 Transmission Assembly,
3 618-3088 Pinion Assembly, Input 1
4 618-3243 Pump, Hydrostatic 1
5 710-1260A Screw, Hex Wsh Tap, 5/16-18 x .75 2
6 710-3180 Screw, Hex Cap, 5/16-18 x 1.75 GR5 2
7 710-3195 Screw, Hex Cap, 5/16-18 x 4.5 GR5 2
8 710-1062 Screw, Hex Patch, 1/4-20 x 1.25 GR5 4
9 710-3288 Screw, Hex Patch, 1/4-20 x 1.62 GR5 4
Shaft Assembly, Drive, 28.25 Lg
Kit, Drive Barrel
Does NOT include wheel hub assemblies and brake spring
10
5
REF.
PART
NO.
NUMBER DESCRIPTION QTY.
1
10 71 0-3290 Screw, Hex Wsh Tap, 3/8-16 x 1.25 5
2
11 71 2-3059 Nut, Hex Top Lock Jam GR5, 1/2-20 1
12 748-3093 Adapter, Pump 1
1
13 72 5-0157 Tie, Self-Clinch Cable 1
14 726-0205 Clamp, Hose 1
15 73 1-3297 Fan, 10 Blade Cooling 1
16 73 6-0253 Washer, Bell, 1/2 ID 1
17 759-3330 Line, Fuel, 7in (10ft Bulk) 1
18 73 6-3099 Washer, Wave, 1.96 x 2.44 x .06 1
19 737-0296 Vent 1
20 KH-24-086-16 Sc rew, Hex Patch, M10-1.50x 90mm 2
21 719-3096 Adapter, Drive Shaft 1
13
47
48
-10-
HYDRO TRANSMISSION
24
49
11
4
22
1
40
35
8
9
39
7
36
34
46
42
16
41
26
33
23
32
10
30
19
15
43
27
38
40
44
12
25
23
25
28
41
22
31
18
29
40
41
26
17
34
21
46
37
7
5
39
20
35
3
11
11
49
24
1
42
2
45
14
48
47
HYDRO TRANSMISSION
REF.
PART
NO.
NUMBER DESCRIPTION QTY.
1 618-04115 Hub Assembly, Wheel 2
2 618-3060 Plate Assembly, Brake 1
3 619-0056 Axle Housing, RH 1
4 619-0057 Axle Housing, LH 1
5 719-04078
759-3746
6 719-04077 Transmission Housing, LH 1
7 703-2191 Brake Arm 1
8 710-0606 Screw, Hex Cap, 1/4-20 x 1.5 2
9 710-0788 Screw, Hex Wash Hd Tap, 1/4-20 x 1.0 13
10 721-3029 Seal, Shift Shaft 1
11 710-1008 Screw, TT, 3/8-16 x 1.875 8
12 710-1633 Screw, Plug, M14 x 1.5 x .827 1
13 710-3144 Screw, Hex Cap, 3/8-16 x 2.0 GR5 4
14 710-3262 Screw, Cap, 3/8-16 x .750 1
15 711-1052A Shaft, Cross, .500 x 3.005 2
16 711-04164 Shaft, Axle, 1.00 x 12.07 1
17 711-04211 Shaft, Axle, 1.00 x 15.73 1
18 711-04210 Shaft, Drive 1
19 711-04209 Shaft, Intermediate 1
20 712-0291 Nut, Hex Center Lock, 1/4-20 2
21 712-3020 Nut, Hex Insert Lock, 3/8-16 GR5 4
22 715-3045 Dowel Bushing 6
23 716-04032 Ring, Retaining, .938 4
24 716-0204 Ring, Retaining, 2
Transmission Housing, RH
Sealant, Ultra Grey
-11-
REF.
PART
NO.
NUMBER DESCRIPTION QTY.
25 717-1446 Gear, Miter, 10T 4
26 717-04102 Gear, Miter, 14T 2
27 717-1568 Gear, Differential Spur, 60T 1
28 717-3346 Shaft, Output, 9T 1
1
29 717-3347 Gear, Bevel, 36T 1
30 717-04111 Gear, Spur, 18T 1
31 717-3388 Gear, Spur, 27T 1
32 717-3391 Gear, Spur, 16T 1
33 717-3392 Gear, Spur, 42T 1
34 719-0375A Housing, Differential, RH 2
35 721-04031 Seal, Oil, 1.0 x 1.499 2
36 727-3085 Dipsick, Oil 1
37 732-0152 Spring, Compression 1
38 732-3077 Spring, Brake Shoe 1
39 736-0463 Washer, Flat, .25 x .630 x .0515 4
40 741-0361 Bearing, Ball, 17 ID x 40 OD x 12 3
41 741-3057 Bearing, Ball, 6204 3
42 741-3114 Bearing, Ball, 6205-1 2
43 761-3019 Drum, Brake 1
44 761-3020 Brake, Shoe 2
45 761-3028 Brake, Actuator 1
46 736-0745 Washer, Flat, 1.010 x .56 x .060 2
47 710-3119 Screw, Hex Lock, 3/8-16 x .75 GR5 2
48 736-0227 Washer, Flat, .39 x 1.5 x 1.34 2
49 741-0681 Bearing, Ball 2
-12-
HYDROSTATIC PUMP
26
30
20
13
31
30
19
9
24
30
15
12
14
15
10
17
16
7
2
17
28
27
25
29
22
23
21
6
11
8
2
3
1
5
4
12
18
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