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Cub Cadet Series 3000 Service Manual Download Page 75

14 - 4

Cub Cadet 3000

FIGURE 14.

FIGURE 15.

FIGURE 13.

FIGURE 16.

Bearing

Block

Bevel

Gear

Needle Thrust

Bearing

Thrust

Washer

Bearing

Block

Flat

Washer

Shims

Output

Shaft

Input Pinon

Gear

Differential

Lock

Housing

Pin Engaged Differential

Lock Collar Ass’y.

Shims

Output

Shaft

Differential

Ass’y.

w/Differential

Lock

Compression

Spring

Axle Spacer

Differential Ass’y.

w/o Differential Lock

9/16 Hex Cap

Screws

Spur Gear 60T

Differential

Lock

Housing

9/16 Hex

Cap Screw

Differential

Gears

Thrust Miter Block

Spur
Gear

14T

32. Write down the shim orientations for both sides of

the output shaft. See figure 13.

33. Remove the output shaft assembly from the case

and inspect for any wear.

34. Remove the input pinion gear assembly from the

case. See figure 15.

35. Remove the four hex cap screws from the

differential housing using a 9/16 socket. See
figure 16.

36. Separate the differential assembly.

37. Remove the large spur gear and the differential

gears together and lay them on the bench.

38. Grasp the large spur gear and pull it away from

the differential gear assembly.

FIGURE 12.

Spur
Gear

Differential Lock

Actuator Shaft

Bevel

Gear

Output Shaft

Inner

Bearing

Block

Outer

Bearing

Block

INSPECT ALL COMPONENTS AND PARTS
BEFORE REASSEMBLY.

www.mymowerparts.com

K&T Saw Shop 606-678-9623 or 606-561-4983

Summary of Contents for Series 3000

Page 1: ...SERIES 3000 SERVICE MANUAL 770 10227 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 2: ...Lift Cylinder Removal and Replacement 7 Pump Adapter Removal and Replacement 8 BDU 21L 500 Pressure Test Procedure 9 Hydraulic Steering Pump Removal and Replacement 10 Hydraulic Valve Removal and Replacement 11 Engine Removal and Replacement 12 Transmission Removal and Installation 13 Transmission Inspection and Disassembly 14 Transmission Reassembly Cast Iron Transmission Addendum 15 Neutral Cont...

Page 3: ...www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 4: ...ication Transmission oil level Engine oil level Check tractor owners manual for type and grade Air cleaner and connections Remove air cleaner cover to verify air cleaner is installed Insure retaining bolt seal is installed Insure proper installation of breather hose Proper operation of throttle and choke cables Steering Check for 1 8 to 1 4 inch toe in Insure equal travel right and left Check stee...

Page 5: ... Differential Lock 3225 14A 688 100 22 0 HP V Twin Kohler OHV Power Steering Power Lift Differential Lock Limited Quantities Available Model Factory No Attachments and Accessories 345 190 345 100 Fan Assist Bagger for 48 54 Deck 289 190 289 100 48 Deck Shaft Driven 290 190 290 100 54 Deck Shaft Driven 291 190 291 100 60 Deck Shaft Driven 3205 3225 only 343 190 343 100 Hydraulic Front Hitch System ...

Page 6: ... Deck 507 590 507 100 Mulcher 54 Deck 920 190 920 000 12 Mold Board Plow Requires 365 921 190 921 000 Tandem Disc Requires 365 922 190 922 000 Spring Cultivator Requires 365 400 190 400 100 38 Tiller 8 0 HP B S Engine Requires 365 206 190 206 100 Series 3000 Tractor Display Stand NOTES To Mount on Series 3000 Deck You Must Order Qty 1 603 0624 and 1 603 0625 From Parts To Mount on Series 3000 Deck...

Page 7: ...NOTES www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 8: ...talled on the left hand side of the deck to prevent the deck from hanging up dur ing operations Use kit 759 3927 ROLLER HEIGHT ADJUSTER The rear roller height adjustment mechanism will be changed for 1999 A newly designed detent pin will replace the old one preventing the loss of cutting height during operations Use kit 759 3928 FRONT DECK HANGER ASSEMBLY The front roller bracket has been redesign...

Page 9: ...Old Style Steering Wheel Steering Wheel Thinner ROCK SHAFT ASSEMBLY FOR 3 POINT HITCH 190 365 100 The cylinder arms have been redesigned with two V sections cut out to allow for clearance of the clevis nut on the cylinder shaft See Service Advisory CC 364 3000 Series Lift Assembly Grooved Out Area www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 10: ...2 3 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 11: ...2 4 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 12: ...2 5 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 13: ...2 6 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 14: ...2 7 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 15: ...NOTES www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 16: ...IGURE 2 Hex Bolts Hex Bolts Reverse Pedal Forward Pedal Brake Pedal FIGURE 3 Hex Bolt Differential Lock Out Pedal Nylon Flange Bearing E Clip 6 Remove the hex bolt securing the differential lock out pedal on the left side of the unit using a 9 16 socket Remove the E clip and the nylon flange bearing from the pivot shaft FIGURE 4 Wing Nut Side Panel Latch Dash Screen Side Panel Latch Rubber Foot Pa...

Page 17: ...very important to make sure the light bulbs come straight out or the light bulbs will fall into the tail light assemblies Also note the color of the wires for reinstallation The white wires go to the reverse lights See figure 6 FIGURE 7 Hydraulic Lift Handle Clamp 1 2 Socket 17 Remove the lift handle from the tractor through the slot in the flap See figure 8 NOTE If the lever is not removed at thi...

Page 18: ...4 1 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 19: ...4 2 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 20: ...4 3 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 21: ...4 4 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 22: ...4 5 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 23: ...4 6 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 24: ...4 7 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 25: ...4 8 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 26: ...4 9 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 27: ...4 10 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 28: ...4 11 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 29: ...4 12 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 30: ...4 13 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 31: ...4 14 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 32: ...to a pan and allow the oil to drain 7 Remove the front ball joint from the steering arm 8 Remove the flat washer from the top of the steering arm 9 Place the cylinder on a bench and remove the hex nut securing the cylinder to the mounting bracket using a 17mm wrench and a 3 4 open end wrench 10 Slowly push the cylinder rod into the cylinder until it is fully closed NOTE At this point the cylinder ...

Page 33: ...ering cylinder on a bench 2 Loosen the hydraulic fitting jam nut until it bottoms out on the threads 3 Press the flat washer snug up against the hex jam nut 4 Inspect the O ring for damage If damaged replace 5 Press the O ring snug up against the flat washer 6 Gently screw the fitting into place until the fitting becomes snug NOTE Do not tighten At this time the O ring will be seated properly in t...

Page 34: ...s and or assemblies These differences may be the width of the gerotor assembly spool sleeve assembly hous ing configuration and etc When ordering replacement parts give the product number and date code The product and date code is noted on the serial number tag which is located on the side of the valve housing It is recommended that the steering control be thor oughly cleaned before any repairs ar...

Page 35: ...emove the o ring seal from the gerotor assemblies outer ring Remove the gerotor assemblies outer ring NOTE The gerotor assembly may may not remain intact during removal Remove both the seal ring and o ring seal from the gerotors inner star www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 36: ...ate from the housing assembly Remove the o ring seal from the wear plate Remove the drive from the spool sleeve assembly Remove the spacer Figure 11 Figure 10 Figure 9 Figure 13 Figure 12 Remove the o ring from the control housing www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 37: ...n is horizontal with the porting face flange Position the control valve assembly with the porting face on a clean flat surface Remove the spool sleeve assembly from the metering section end of the control housing keeping the cross pin in the horizontal position IMPORTANT Do not bind the spool sleeve assembly in the control housing Rotate the spool sleeve assembly slightly back and forth when remov...

Page 38: ...unter bore when removing the dust seal Turn the valve housing over and remove the two bearing races and thrust bearing Carefully remove the centering springs from the spool NOTE It is not necessary nor recommended to remove the external ring from the spool Carefully remove the spring retaining ring from the centering springs www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 39: ... assembly to provide instant lubrication between rotating surfaces at start up Lubricate all seals and sealing rings with petroleum jelly to help retain the sealing rings during reassembly and provide lubrication to the dust and spool seals Install the two bearing races and thrust bearing into the valve housing Shown here are both the relief valve check and check ball assemblies The relief valve c...

Page 40: ...ove into which the quad seal can be installed Lubricate and install the quad seal in its seat through the input end of the valve housing CAUTION When installing be sure the quad seal is not twisted Install the sleeve into the valve housing Figure 27 Figure 26 Figure 25 Turn the valve housing over and press the dust seal into its bore located in the face of the valve housing NOTE The lip of the dus...

Page 41: ...sleeve centering springs Two sets of 3 each curved springs in the center and 1 each flat piece on the outside Figure 31 Figure 30 Figure 29 Figure 32 Then install the final set of 3 curved centering springs between the flat piece and the previously installed curved centering springs NOTE The bowed side of the two sets of 3 centering springs must point toward each other www mymowerparts com K T Saw...

Page 42: ...e the spool assembly and install into the sleeve aligning the centering springs with the notches machined in the sleeve Center the centering springs and install the spring retaining ring over the springs Figure 35 Figure 34 Figure 33 Figure 36 Insert the cross pin into the spool sleeve assembly www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 43: ... position lubricate and install the bearing races and thrust bear ing NOTE The thrust bearing must be installed between the two bearing races Figure 39 Figure 38 Figure 37 Figure 40 Install the wear plate by aligning the holes in the wear plate with the cap screw and porting holes in the con trol housing NOTE The grooved side of the wear plate must point upward www mymowerparts com K T Saw Shop 60...

Page 44: ...ew holes NOTE The grooved side of both gerotor star and outer ring must face upward Install the drive making sure you fully engage the slot on end of drive with the cross pin in the spool sleeve assembly Lubricate and install the o ring seal into the groove located in the wear plate Figure 43 Figure 42 Figure 41 Install drive spacer in gerotor star Figure 44 www mymowerparts com K T Saw Shop 606 6...

Page 45: ...in the gerotors outer ring Lubricate and install both the o ring seal and seal ring into the gerotor star Install the o ring in the groove located in the star first and then the seal ring Figure 47 Figure 46 Figure 45 Figure 48 Install the end cap onto the gerotor assembly by aligning the cap screw holes www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 46: ...plug to 15 in lbs Install the check ball or optional relief valve check as shown here Install the end cap retaining cap screw and tighten in a crisscross sequence Torque to 140 160 in lbs Figure 52 Figure 51 Figure 50 Figure 49 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 47: ...6 14 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 48: ...6 15 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 49: ...6 16 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 50: ...6 17 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 51: ...NOTES www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 52: ...t Assembly Front Transmission Support Brkt 6 Remove both hydraulic connectors from the lift cylinder using a 7 8 open end wrench NOTE The front connector on the lift cylinder hydraulic line runs to the top port of the lift valve The back connector on the lift cylinder hydraulic line runs to the bottom port of the lift valve Be sure to reinstall the hydraulic lines in the correct ports during reass...

Page 53: ...NOTES www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 54: ...ilt Wheel Coupling Hex Cap Screws 4 Raise the upper steering shaft See figure 3 5 Remove the lower steering shaft from the hydraulic steering pump See figure 3 FIGURE 3 Bottom Coupling Half Drive Shaft Sleeve Bearing Lower Steering Shaft 6 Slide the drive shaft towards the left frame rail NOTE Be careful not to dislodge the blue barrels on each end of the drive shaft 7 Remove the fan from the pump...

Page 55: ... hub See figure 5 15 Remove the hex nut bell washer old pump adapter and key from the input shaft FIGURE 6 13 16 Socket Bell Washer Hex Nut Drive Shaft Hex Screws Original Pump Adapter New Pump Adapter INSTALLATION OF THE NEW PUMP ADAPTER 1 Clean the hydrostatic input shaft of any debris See figure 7 2 Apply a light coat of loctite 803 to the taper of the input shaft See figure 7 3 Place the new f...

Page 56: ... the new bolts through the drive shaft pump adapter and the fan 8 Finger tighten the shoulder nuts with the shoulder facing the fan NOTE The shoulder on the nuts fit into the fan holes See figure 9 FIGURE 9 Shoulder Nut Shoulder Nuts FIGURE 10 7 16 Bolts 9 Tighten the hex bolts and shoulder nuts securing the pump adapter assembly using a 7 16 wrench and a 7 16 socket See figure 10 REINSTALL THE FE...

Page 57: ...NOTES www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 58: ...GURE 2 Pressure Tube Charge Pump to Steering Pump Steering Pump to Rear of Steering Cylinder Return Tube to Charge Pump Port Plate From Steering Pump to Auxiliary Valve Steering Pump to Front of Steering Cylinder Hex Cap Screw Hex Cap Screw 3 Remove both of the hex cap screws from the power steering pump port plate using a 13mm wrench See figure 2 4 Remove the hydraulic pressure tube end from the ...

Page 59: ...hould be a PEAK pressure of 1100 1200 PSI See figure 6 NOTE Only hold the lift valve for a short amount of time Record the reading and release the lift valve lever as quick as possible IMPORTANT System pressure will increase with the actuation of the power steering and or deck lift If the pressure readings are not meeting the specifica tions the charge pump is faulty If the pressure readings are m...

Page 60: ...nd Tires will rotate 2 Remove pin from parking brake allowing brake to be apply while not in neutral 3 Open needle valve allowing flow to the 200 P S I gauge applying reverse can now damage this gauge Charge Pressure Gauge Forward High Pressure Gauge Reverse High Pressure Gauge 4 With tractor running apply parking brake 5 Continue holding the brake depress the forward foot pedal until max pressure...

Page 61: ...NOTES www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 62: ...haft from the hydraulic steering pump See figure 3 NOTE The lower steering shaft is splined on each end and requires lubrication prior to reassembly 6 Slide the drive shaft towards the left frame rail NOTE Be careful not to dislodge the blue barrels on each end of the drive shaft FIGURE 3 Bottom Coupling Half Drive Shaft Sleeve Bearing Lower Steering Shaft 7 Write down the exact locations of all t...

Page 63: ...RE 5 O Rings 12 Support the hydraulic steering pump from below See figure 6 13 Remove the four hex cap screws securing the hydraulic steering pump to the frame using a 10mm wrench See figure 6 FIGURE 6 Hex Cap Screws Steering Pump FIGURE 7 Return Auxiliary Steering Steering Main Pressure Refer to the 1998 Cub Cadet Technical Update Seminar manual for inspection and repair of the Char Lynn 2 series...

Page 64: ...c valve body See figure 2 FIGURE 2 T Fitting Side Valve Clamp Valve Body Hydraulic Return Tube 7 Remove the side valve clamp that holds the inlet tube to the valve body using a 7 16 socket See figure 3 NOTE All the hydraulic lines and tubes going into the hydraulic valve ports have two O rings on each connector See figure 4 FIGURE 3 Clamp Hex Cap Screws and Lock Nuts Inlet Tube 8 Remove both hex c...

Page 65: ...et Nylon Flange Bearing Squared Lift Link Valve Mounting Bracket Hydraulic Valve 13 Remove the valve mounting brackets See figure 5 NOTE Write down the correct positions of the mounting brackets The brackets can be installed backwards if not properly marked 14 Remove the squared lift link REASSEMBLE THE HYDRAULIC VALVE IN THE REVERSE ORDER ABOVE www mymowerparts com K T Saw Shop 606 678 9623 or 60...

Page 66: ... pulling straight out See figure 2 Engine Removal and Replacement FIGURE 1 FIGURE 2 Headlight Bayonet Mount Headlight Bayonet Mount Hood Assembly Headlight Wiring Harness Cable Tie 8 Partially close the hood to allow access to the grill fasteners See figure 3 9 Squeeze all four grill fasteners and release the grill See figure 3 10 Remove the grill and set it aside 11 Remove all four hood mounting ...

Page 67: ...17 Remove the fuel line from the engine NOTE Make sure the fuel line is fully drained and secured in a safe place during engine removal 18 Remove both of the hex bolts securing the belt guard to the engine using a 13mm socket and extension See figure 8 19 Remove the E vac clip See figure 8 NOTE Push up on the locking clip and slide the pin away from the engagement arm FIGURE 8 Hex Bolts Belt Guard...

Page 68: ...ssembly from the unit 25 Remove both of the PTO belts from the engine pulley 26 Secure the engine from above using the engine brackets See figure 12 27 Remove all six of the hex bolts and lock nuts from the engine mounting plate using a 1 2 socket and a 1 2 wrench See figure 11 FIGURE 12 28 Slowly raise the engine and mounting plate from the unit while a helper guides the drive shaft out of the fl...

Page 69: ...NOTES www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 70: ...ng an 11mm swivel socket See figure 1 11 Remove the hydraulic return tube from the T fitting using an 18mm wrench See figure 1 12 Remove the hydraulic steering pressure tube from the charge pump See figure 1 Transmission Removal and Installation FIGURE 1 Hydraulic Return Tube Pressure Tube T Fitting Hex Bolt Double Valve Clamp 13 Remove all four of the drive shaft hub screws from the pump adapter ...

Page 71: ...lat Washer Elongated Slot Lower Point 20 Remove both transmission to frame U bolts using a 3 4 socket See figure 7 NOTE The U bolts have a lower point on one side The point goes towards the rear of the unit during reassembly See figure 7 Z Fitting Cable Retainer Bracket 21 Lower the transmission from the unit NOTE Be certain that the rear control rod is removed from the hydro neutral return plate ...

Page 72: ...n it is tight Transmission Inspection and Disassembly FIGURE 2 FIGURE 1 FIGURE 3 FIGURE 4 Hydro Arm Hydro Neutral Return Plate Set Screw Trunnion Arm Pump Adapter Jam Nut Flat Washer Hydro Bypass Spring Plate Bypass Valve Behind Plate Oil Filter Filter Nipple 4 Inspect the clearance between the hydro bypass spring plate and the bypass valve on the hydro pump See figure 3 NOTE There should be free ...

Page 73: ...et FIGURE 5 FIGURE 6 O Ring Extension Spring For Neutral Return Output Port Torque Bracket O Ring Hydro Pickup Tube Input Port Neutral Return Link 1 2 Socket 5 5 Hex Cap Screws 5 5 Hex Cap Screws Torque Bracket FIGURE 8 FIGURE 7 Spring Washer O Ring Differential Lock Actuator Drain Hole Hydrostatic Transmission Drain Hole Differential Transmission 13 Remove the hydrostatic transmission from the di...

Page 74: ...are 1 25 long The remaining hardware is 1 long 24 Remove and discard the cover assembly gasket 25 Inspect all the gears in the differential for uneven wear or damaged teeth See figure 10 26 Remove the hex washer tapp screws from the transmission plate using a 3 8 socket FIGURE 9 7 16 Hex Cap Screw Belleville Washer Differential Lock Actuator Brake Mtg Bracket 1 5 16 Lock Nut Brake Disc Access Hole...

Page 75: ...ntations for both sides of the output shaft See figure 13 33 Remove the output shaft assembly from the case and inspect for any wear 34 Remove the input pinion gear assembly from the case See figure 15 35 Remove the four hex cap screws from the differential housing using a 9 16 socket See figure 16 36 Separate the differential assembly 37 Remove the large spur gear and the differential gears toget...

Page 76: ... remove shim s until the correct tolerance is achieved See figure 2 Transmission Reassembly FIGURE 1 9 16 Hex Cap Screws Spur Gear 60T Differential Lock Housing 9 16 Hex Cap Screw Differential Gears Thrust Miter Block Spur Gear 14T 2 Pick up all the components together and place them on the steel differential lock housing 3 Rotate all four of the thrust miter blocks until they are flush with the t...

Page 77: ... Bearing Block Ass y 2 Thrust Washers Output Shaft Differential Lock Actuator Shaft 54T Bevel Gear Bearing Block Ass y Sealant 1st Housing Gasket 34 Install the remaining twelve 3 4 hex washer screws that secure the transmission plate to the differential housing Do not tighten 35 Torque down the six 1 25 hex washer screws between 90 110 in lbs NOTE Tighten these in a star pattern starting with the...

Page 78: ...3000 SERIES CAST IRON TRANSMISSION ADDENDUM www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 79: ... plate and the bypass valve on the hydro pump NOTE The hydro bypass spring plate must not touch the bypass valve Transmission Disassembly 1 Place a suitable oil drain pan below the hydro static transmission Figure 1 2 Remove and set aside the oil drain plug using a 16mm socket See Figure 2 NOTE The oil drain plug must be removed and set aside before disassembly to allow the differ ential assembly ...

Page 80: ... Remove the hex screw and clamp securing the hydraulic pickup tube to the charge pump using a 7 16 socket See Figure 4 8 Remove the hex screw and clamp securing the hydraulic pickup tube to the transmission hous ing using a 7 16 socket See Figure 5 Figure 2 Center Hex Lock Nut Figure 3 Wooden Chocks Figure 4 Hex Screw and Clamp Figure 5 Hex Screw and Clamp www mymowerparts com K T Saw Shop 606 678...

Page 81: ...igure 7 Figure 6 Hydraulic Pickup Tube Figure 7 O Rings 11 Inspect and cap the input and output ports where the hydraulic pickup tube was removed See Figure 8 12 Remove the extension spring from the torque bracket using a short piece of recoil rope See Figure 9 Figure 8 Inspect and cap the inlet ports Figure 9 Extension Spring www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 82: ...m the transmis sion housing See Figure 11 16 Remove and replace the large O ring from the transmission housing See Figure 12 17 Remove the spring washer from the input bear ing See Figure 13 18 Grasp both axles assemblies and rotate them as follows Opposite directions Forward direction together Reverse direction together NOTE There should be no binding Figure 10 Torque Bracket Hex Bolts Figure 11 ...

Page 83: ...ure 15 Figure 14 Brake Assembly Self Tapping Screws Figure 15 Brake Pad Hex Nut Flat Washer Brake Actuator Pins Anti rotation Bracket Brake Actuator Arm Puck Plate Torsion Spring Hex Screw Yoke NOTE Lubricate the actuator pins before reas sembling See Figure 16 24 Loosen and slide the hose clamp up the vent tube using a large pair of pliers See Figure 17 25 Remove the vent tube from the pipe fitti...

Page 84: ... be needed to separate the housings from one another 28 Pull on the differential lock actuator using a fish scale and make certain the differential engages with less than 35 pounds of pull See Figure 20 29 Remove the hex cap screw securing the actuator arm to the differential lock assembly using a 7 16 socket See Figure 21 Figure 18 Perimeter Hex Bolts 14 Figure 19 Right Housing Half Figure 20 Dif...

Page 85: ...n 32 Slowly remove the output shaft 54T bevel gear and differential assembly together See Figure 24 NOTE Make certain the 54T bevel gear does not drop to the bottom of the transmission hous ing 33 Remove the flat washer from the left axle 34 Place the differential assembly in a vice horizon tally and break all hex bolts free using a 9 16 socket See Figure 25 NOTE Only use a vice with soft jaws Fig...

Page 86: ...t differential housing cover and flat washer from the right axle 38 Remove both of the spiral retaining rings that secure the right axle side gear to the axle using a small flat blade screw driver See Figure 28 39 Remove the 14T side gear 40 Remove the 60T spur gear from the center differ ential assembly See Figure 29 Figure 26 Hex Bolts Figure 27 Spur Gear Center Assembly Differential Right Diffe...

Page 87: ...side gear differential lock hous ing thrust washer comp spring and differential engagement collar from the left axle and inspect for wear or damage See Figure 32 44 Inspect the bearings in the housing for wear or damage See Figure 33 45 Clean the mating surfaces of the two transmis sion housings NOTE Use Loctite 598 between the transmis sion housing mating faces during assembly 46 Remove and repla...

Page 88: ...Cast Iron Transmission Disassembly 15A 12 47 Inspect the outer bearings for damage or wear See Figure 34 Figure 34 Outer Bearing Outer Seal www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 89: ... arm using a 7 16 socket and extension See figure 2 NOTE DO NOT REMOVE THE HEX CAP SCREW NOTE There is an access hole that will allow the socket to reach the hex cap screw through the right rear side frame See figure 2 3000 Series Neutral Control Adjustment 9 While observing the axle rotation slide the hex cap screw slowly forward or rearward in the neu tral return plate until the axle rotation st...

Page 90: ...NOTES www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 91: ...17 1 Electrical Briggs Stratton and Kawasaki Kohler www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 92: ...17 2 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 93: ...17 3 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 94: ...17 4 Electrical 629 3056 Wiring Harness 3000 Series Kohler Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 95: ...17 5 Electrical 629 3045 Wiring Harness 3000 Series Kawasaki Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 96: ...17 6 Electrical IGNITION OFF 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 97: ...17 7 Electrical STARTING 1 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 98: ...17 8 Electrical STARTING 2 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 99: ...17 9 Electrical RUN CHARGE 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 100: ...17 10 Electrical RUN CHARGE 629 3056 Wiring Harness 3000 Series Kohler Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 101: ...17 11 Electrical LIGHTING 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 102: ...17 12 Electrical PTO ON 1 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 103: ...17 13 Electrical PTO ON 2 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 104: ...17 14 Electrical SAFETY REVERSE 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 105: ...17 15 Electrical SAFETY PTO SEAT 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 106: ...17 16 Electrical SAFETY PTO BRAKE 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 107: ...17 17 Electrical SAFETY OK 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 108: ...17 18 Electrical SAFETY OK 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 109: ...17 19 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 110: ...17 20 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 111: ...17 21 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 112: ...17 22 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 113: ...17 23 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 114: ...17 24 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 115: ...17 25 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 116: ...17 26 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 117: ...17 27 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 118: ...17 28 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 119: ...17 29 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 120: ...17 30 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 121: ...17 31 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 122: ...17 32 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 123: ...17 33 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 124: ...17 34 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 125: ...17 35 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

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Page 127: ...17 37 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 128: ...17 38 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 129: ...17 39 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 130: ...17 40 Electrical 629 3057 Wiring Harness 3000 Series B S Engine www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

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Page 132: ...NOTES www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 133: ... to the charge relief valve and charge check valves in the center section This requires an open center type control valve to allow fluid flow to return to the transmission A check valve is included to allow oil to be drawn into the charge circuit should flow returning from the implement circuit be insufficient to charge the closed loop A relief valve must be included in addition to the implement c...

Page 134: ...18 2 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 135: ...acity Proper brake maintenance becomes very important should this condition develop MAINTENANCE Check the transmission cooling fan for broken or distorted blades and check to see that the fan is securely fastened Replace the fan if damaged Keep the transmission clean Grass clippings and dirt will influence the cooling efficiency of the fins on the transmission housings Avoid high pressure fluid wa...

Page 136: ...18 4 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 137: ...18 5 Cub Cadet 3000 www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 138: ...ed the seal is not reusable Inspect the sealing area on the shaft for rust wear or contamination Polish the sealing area on the shaft if necessary Wrap the spline or keyed end of the shaft with a thin plastic or cellophane to prevent damage to the seal lip during installation Lubricate the new seal with petroleum jelly and slide the seal over the shaft and press it into the housing bore Be careful...

Page 139: ...arts requiring replacement be replaced with the complete assembly kit as shown in the service parts drawings Prior to performing major repairs on the BDU Hydrostatic Transmission remove the transmission from its installed location and remove any external components such as a cooling fan and input pulley or frame mounting hardware NOTE Thoroughly clean all exposed surfaces prior to any further disa...

Page 140: ...EPLACEMENT OF PARTS After disassembly all parts should be thoroughly cleaned in a suitable solvent Inspect all parts for damage nicks or unusual wear patterns Replace all parts having unusual excessive wear or discoloration Inspect the sealing surfaces bearing surfaces and shaft splines Polish the sealing areas on the shafts if necessary Replace any worn or damaged parts The running surfaces of th...

Page 141: ...or shaft cylinder block kit Use caution to prevent damage to the journal bearing while guiding the shaft into position Once installed it will be necessary to hold the assembly in position until the center section has been installed Install the two aligning pins and install a new gasket onto the housing Lubricate the running surfaces of the cylinder blocks and the center section Position the housin...

Page 142: ...NOTES www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 143: ...NOTES www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

Page 144: ...NOTES www mymowerparts com K T Saw Shop 606 678 9623 or 606 561 4983 ...

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