Page 3 - TABLE OF CONTENTS
I CHAPTER 1 - HydraulicsStandard Hydraulic Systems on the Domestic Series 5000: Orientation ......................................1Hydrostatic Drive: Basic Operation ...............................................................................................4External Checks .........................
Page 4 - II
II CHAPTER 6 - Electrical SystemSimilarities and Differences ..........................................................................................................81Components ...........................................................................................................................
Page 5 - Domestic Series 5000 Hydraulics; Subsections 1 and 2 of the Domestic; Hydraulics
Domestic Series 5000 Hydraulics 1 1. STANDARD HYDRAULIC SYSTEMS ON THE DOMESTIC SERIES 5000: ORIENTATION NOTE: Subsections 1 and 2 of the Domestic Series 5000 Hydraulics portion of this manual provide a basic orientation to the system. Sub-section 3 and those that follow it contain specific test pro...
Page 6 - Auxiliary pump
Domestic Series 5000 Hydraulics 2 1.6. The steering and lift cylinder are also powered by the a Sauer-Danfoss SNP 1/2.6 S auxiliary pump. 1.7. The steering unit, located in the dash pedestal contains it’s own back-up gerotor charge pump that will enable steering control when the engine is not runnin...
Page 7 - Pressure from E port
Domestic Series 5000 Hydraulics 3 1.17. The process is reversed for right turns. See Figure 1.17. 1.18. From the steering system, the fluid may follow one of two return paths: 1.19. The fluid may pass through the T port, to the return manifold. See Figure 1.19. 1.20. From the return manifold, the fl...
Page 8 - HYDROSTATIC DRIVE: BASIC OPERATION
Domestic Series 5000 Hydraulics 4 1.26. When the tractor operator moves the control lever forward to lower the three point hitch, the lift control valve allows fluid to escape from the lift cylinder as the cylinder retracts under the weight of any accessories supported by the hitch. 1.27. Increased ...
Page 9 - Pistons
Domestic Series 5000 Hydraulics 5 2.5. : tilting the swash plate in one way causes the variable displacement pump to drive fluid through the fixed displacement pump in one direction. See Figure 2.5. NOTE: In figure 2.5, the pistons in the variable displacement pump are alternately pressed into the b...
Page 10 - EXTERNAL CHECKS; Move shoulder bolt
Domestic Series 5000 Hydraulics 6 3. EXTERNAL CHECKS 3.1. If the transmission creeps, check the neutral control adjustment. See Figure 3.1. NOTE: Complete neutral control adjustment pro- cedures can be found in the 2004 Cub Cadet Technical C.D. 3.2. If the tractor fails to achieve full ground speed,...
Page 11 - Sight glass
Domestic Series 5000 Hydraulics 7 3.6. If the tractor fails to achieve normal ground speed, and the hydro pump emits an unusual amount of noise, check for brake drag: • Confirm that the neutral return and hydro control linkages are correctly adjusted. • With the tractor on a smooth, firm, level surf...
Page 12 - BEST PRACTICES: HYDRAULIC SYSTEMS
Domestic Series 5000 Hydraulics 8 4. BEST PRACTICES: HYDRAULIC SYSTEMS NOTE: TESTS All hydraulic tests should be done with the fluid at normal operating tempera-ture, and the engine at normal operating speed. In practical terms, normal operating temperature means that the tractor should be operated ...
Page 13 - After confirming that the supply to the pump is
Domestic Series 5000 Hydraulics 9 5.8. The charge pressure should read at least 30 PSI (2.07 Bars) @ 1,200 RPM. See Figure 5.8. 5.9. As the RPM is increased to the 3,000 RPM, the pressure may increase somewhat. If pressure goes down as engine speed increases, turn-off the engine and determine the ca...
Page 15 - The core of the valve can be removed for
Domestic Series 5000 Hydraulics 11 other (T port). If there is pressure to the steering unit, at least one return path will have pressure. 5.19. The return circuit check valve maintains a mini- mum pressure given sufficient flow. It does not control the maximum pressure in the system: it is a check ...
Page 16 - AUXILIARY PUMP; Equipment will vary from shop to shop,
Domestic Series 5000 Hydraulics 12 6. AUXILIARY PUMP 6.1. The auxiliary pump provides pressure for the hydrostatic power steering unit, the lift cylinder attached to the three-point hitch, and any hydraulic-driven accessories that may be installed on the tractor. 6.2. Series 5000 tractors come with ...
Page 17 - For our purposes; , it is not necessary to test the
Domestic Series 5000 Hydraulics 13 6.10. Set the parking brake, place the gear selector in neutral, open the flow valve on the gauge set all the way, and confirm that no unsafe conditions will be created by starting the tractor engine. 6.11. Start the engine, allow the engine and hydraulic system to...
Page 18 - STEERING PUMP AND CYLINDER
Domestic Series 5000 Hydraulics 14 7. STEERING PUMP AND CYLINDER NOTE: It is normal for the spokes of the steering wheel on an open-center hydrostatic power steering system to change orientation with use. There is no mechanical connection between the steering wheel and the front wheels. 7.1. Identif...
Page 19 - Backlash
Domestic Series 5000 Hydraulics 15 • Backlash Cause 1 : Wear or play between the steering column and the cardan shaft. Solution 1: If the wear is in the steering column, replace the steering column (steering shaft per Cub Cadet IPL). If the wear is in the cardan shaft, this is an internal problem. C...
Page 20 - Steering Power Too Low:
Domestic Series 5000 Hydraulics 16 • Steering Power Too Low: Cause 1: The relief valve is set too low or malfunction- ing. Solution 1 : Internal problem; relief valve. • Fluid Leakage: Cause 1: The seal around the cardan shaft is leaking. Solution 1: Internal problem; cardan shaft seal. Cause 2: The...
Page 22 - Pressure line from E port
Domestic Series 5000 Hydraulics 18 8. HYDRAULIC LIFT CYLINDER AND CONTROL VALVE 8.1. If the hydraulic lift cylinder does not work or is low on power, begin by making a visual inspec-tion of the valve, cylinder, linkage, and hydraulic hose. See Figure 8.1. 8.2. The outboard plumbing and linkage conne...
Page 23 - ting pressure from the steering pump:
Domestic Series 5000 Hydraulics 19 8.6. Fluid movement: • Fluid is constantly circulating from the auxiliary pump, to the steering unit, through the valve, then to the return manifold. • When the valve is actuated to raise the lift arms, it redirects fluid from this path to the lift cylinder. • When...
Page 24 - Deck lift link
Domestic Series 5000 Hydraulics 20 8.13. The flow meter should rise to 4 GPM (15 LPM) and hold steady at that level. See Figure 8.13. 8.14. After the flow rate is established, lower the throt- tle setting to 1,200-1,500 RPM 8.15. Carefully close the valve on the test kit. It is not necessary to move...
Page 25 - Disconnect here
Domestic Series 5000 Hydraulics 21 8.22. Disconnect the flexible hydraulic line that leads from the control valve to the lift cylinder using an 11/16” and a 3/4” wrench. See Figure 8.22. 8.23. Connect the test kit to the 3/8” flare fittings. The pressure gauge should be near the valve, and the flow ...
Page 26 - If the pressure delivered to the control valve is; LOADER VALVE; Pushing the loader valve lever all the
Domestic Series 5000 Hydraulics 22 8.30. If the pressure delivered to the control valve is sufficient, but the pressure delivered to the cylin-der is low, then the problem is likely to be in the control valve. 8.31. If the pressure delivered to the cylinder is suffi- cient, yet the cylinder does not...
Page 27 - Handles
Domestic Series 5000 Hydraulics 23 9.7. Reducing throttle to the 1,200-1,500 RPM range, observe the flow while pushing the loader valve lever forward to the detent. The flow should be around 5.0 GPM (19.0 LPM). 9.8. While holding the loader valve lever forward gains the detent (but not into Float), ...
Page 28 - DO NOT; Loader valve bracket
Domestic Series 5000 Hydraulics 24 9.16. Unbolting the loader valve bracket from the frame of the tractor will provide additional wrench clearance between the pivot bracket and the fender. This can be done with a 1/2” wrench. See Figure 9.16. 9.17. It is necessary to unbolt the pivot bracket assembl...
Page 29 - VOID the
Domestic Series 5000 Hydraulics 25 10. COMPONENT BREAKDOWN: AUXILIARY PUMP NOTE: The auxiliary pump is to be replaced as a unit if it fails. Disassembling it will VOID the warranty. The pump has been disassembled here to illustrate how it works. NOTE: Individual pump components will not be available...
Page 31 - The first two sections comprise a gerotor pump
Domestic Series 5000 Hydraulics 27 11.2. With the fittings removed, the three sections of the steering unit can be separated. See Figure 11.2. 11.3. The first two sections comprise a gerotor pump and end plate to pressures the system using steering wheel motion. See Figure 11.3. Figure 11.2 Figure 1...
Page 32 - A circular retainer holds the leaf springs in place.
Domestic Series 5000 Hydraulics 28 11.6. The spool and sleeve can be easily tapped-out of the housing. A thrust bearing assembly fits between the spool and sleeve assembly and the housing. See Figure 11.6. 11.7. A circular retainer holds the leaf springs in place. See Figure 11.7. • The leaf springs...
Page 35 - Service Policy; on the Cub Cadet produced; TO IDENTIFY THEM MFD:; Cub produced unit is blank; MFD
Domestic Series 5000 MFD 31 ABOUT THIS SECTION: The Cub Cadet Series 5000 MFD (Mechanical Front Drive) axle is visually similar to the MFDs used in the Series 7000 Tractor. The MFDs used in the Series 5000 are functionally different from those used in the Domestic Series 7000, and cannot be inter-ch...
Page 37 - MFD REMOVAL: PREPARATION
Domestic Series 5000 MFD 33 1.10. The difference in widths is accounted for by the fact that axle flanges protrude visibly further out of the housing on the 618-0428 (5000 MFD) than they do on the 618-0484 (7000 MFD). 1.11. To mechanically distinguish between a Series 7000 MFD and a Series 5000 MFD,...
Page 38 - REMOVAL; Only the inner two bolts (closer to the
Domestic Series 5000 MFD 34 3. REMOVAL 3.1. Loosen the set screw that secures the back end of the 4 W.D. drive shaft to the splined output shaft on the front of the transmission. See Figure 3.1. 3.2. Slip the 4 W.D. drive shaft back to disengage it from the MFD. 3.3. If the tractor is equipped with ...
Page 40 - MFD INSTALLATION; Tapered alignment pin
Domestic Series 5000 MFD 36 3.15. Remove the axle brackets from the MFD, for transfer to the replacement MFD. See Figure 3.15. 4. MFD INSTALLATION 4.1. Lubricate the pivot bosses on the new MFD with a good all-purpose grease. 4.2. Confirm that the thrust washers are in place in both front axle brack...
Page 41 - Front U-joint yoke; NOTE: Within the warranty
Domestic Series 5000 MFD 37 4.11. Install the steering cylinder: • Lubricate the shoulder of the steering cylinder stud with grease. • Apply a small amount of thread locking com-pound such as loctite 242 (blue) to the threads of the four bolts that secure the steering cylinder bracket to the MFD. • ...
Page 42 - IN FRAME REPAIRS: DROP AXLE COVER; Axle cover
Domestic Series 5000 MFD 38 6. IN FRAME REPAIRS: DROP AXLE COVER 6.1. If there is an obvious problem within the drop axle housing, or for purposes of inspection, the axle cover is easily removed. 6.2. Remove the axle cover bolts using a 13 mm wrench. See Figure 6.2. 6.3. From this point, the content...
Page 48 - Bearing
Domestic Series 5000 MFD 44 8.14. Carefully press the 13 tooth pinion bevel gear into the bearing that carries it. Use care to iso-late pressing force to the inner race of the bear-ing. See Figure 8.14. 8.15. Position the bearing and bevel gear in the base of the bore in the drop axle housing. 8.16....
Page 54 - miter gear
Domestic Series 5000 MFD 50 9.25. Drive the roll pin from the cross pin that the miter gears ride on using a flat-nosed drift. See Figure 9.25. 9.26. When the roll pin is out, the cross pin can be withdrawn through the side of the differential housing. 9.27. With the cross pin removed, the 10 tooth ...
Page 64 - TORQUE SPECIFICATIONS; Item
Domestic Series 5000 MFD 60 10. TORQUE SPECIFICATIONS Item Torque SAE Torque Metric Loctite Ring Gear Bolts 160-220 in-lbs 18-25 Nm 242 blue Perimiter Bolts (axle housing) 160-220 in-lbs 18-25 Nm 242 blue Kingpin Housing to Axle Housing 220-280 in-lbs 25-34 Nm 242 blue Axle Cover 160-220 in-lbs 18-2...
Page 65 - Drain plug
Cub Series 5000 Rear Axle 61 REASON FOR CHANGE: The rear axles of Cub Cadet Series 5000 compact trac-tors built during 2003, with serial numbers lower than that are used with a backhoe attachment should be up-graded part of the backhoe installation process. The upgraded axles are dimensionally ident...
Page 66 - Axle seal
Cub Series 5000 Rear Axle 62 1.9. With the left rear wheel removed, the left axle seal can be easily reached and removed. See Figure 1.9. 1.10. The seal covers a retaining ring that secures the axle bearing. Remove the retaining ring. See Figure 1.10. 1.11. With the retaining ring removed, the axle ...
Page 67 - After installation, examine the hog ring to
Cub Series 5000 Rear Axle 63 2. AXLE ASSEMBLY 2.1. If the replacement axle does not have studs installed, new studs should be driven into the holes in the drive flange. See Figure 2.1. 2.2. Lubricate the portion of the axle between the machined surface for the seal and the drive flange. Install the ...
Page 68 - INSTALL THE NEW AXLE.; Install the rear wheel using a 3/4” socket.; Stamped”
Cub Series 5000 Rear Axle 64 3. INSTALL THE NEW AXLE. 3.1. Slip the axle into the transmission housing. It may be necessary to rotate the axle in order to get the splines on the end to engage the splines on the differential assembly. Once in place, it may be necessary to lightly drive the axle home ...
Page 69 - PREPARATION AND BRACKETS:
Series 5000 deck adapter kit 190-830-100 65 ABOUT THIS SECTION: The 190-830-100 deck adapter kit enables a mid mount cutting deck to be mounted on the Series 5000 Cub Cadet tractor. It should be ordered by the dealer in conjunction with the intended mower deck: without the deck a dapter, the deck ca...
Page 71 - HANGER TO DECK CONNECTIONS
Series 5000 deck adapter kit 190-830-100 67 2.3. Install the lift shaft in the frame, through the Dou-ble-D bushing. Hook the front eyelet on the lift crank rod over the solid post on the right side lift arm. See Figure 2.3. 2.4. Install the second Double-D bushingover the lift shaft and into the le...
Page 72 - MATING THE DECK TO THE TRACTOR
Series 5000 deck adapter kit 190-830-100 68 3.4. Install the clevis end of the adjustable lift link between the inner and outer brackets welded near the back of the deck, on the left side. See Figure 3.4. NOTE: The spacer tube is outboard of the lift link, on the bolt. Tighten the bolt to a torque o...
Page 75 - Domestic Compact Dash and Steering Pump; It is not necessary to disconnect or; Instrument panel; Domestic Compact; Dash and Steering Pump
Domestic Compact Dash and Steering Pump 59 ABOUT THIS SECTION: The parking brake linkage, throttle lever and cable, power steering pump, and portions of the electrical sys-tem are accessible by removing the dash panel. It may be possible to service these systems without removing the dash panel. Remo...
Page 76 - The bottom lip of the steering shaft boot can be; Steering wheel cover
Domestic Compact Dash and Steering Pump 60 1.6. Use a pair of 1/2” wrenches to loosen the bolts flanking the instrument panel on the inside of the dash panel. The mounting holes in the dash panel are slotted, so the bolts need not be com-pletely removed. 1.7. There are tabs on the perimeter of the s...
Page 77 - Throttle cable; Remove the two phillips head screws that; Screw
Domestic Compact Dash and Steering Pump 61 1.14. On Briggs & Stratton / Daihatsu engines, a Z-fit- ting connects the cable to the pump. An 8mm wrench will fit the screw on the cable clamp. See Figure 1.14. 1.15. On gasoline powered tractors, the choke cable must also be disconnected. Use an 8mm ...
Page 78 - Back
Domestic Compact Dash and Steering Pump 62 1.20. Carefully lift the dash panel and remove it from the tractor. Confirm that the wiring harness and control cables do not snag as they pull out with the dash panel. See Figure 1.20. 1.21. Dash panel installation is essenitally the the reverse of the rem...
Page 79 - THE DASH PANEL
Domestic Compact Dash and Steering Pump 63 1.28. Connect the choke and throttle control cables in the slack position. 1.29. On gasoline powered tractors: • Apply full choke, confirm that the choke plate is fully closed, tighten the choke cable clamp. • Release the choke, confirm that the choke plate...
Page 80 - The throttle lever should be extend in the; Mounting bolts
Domestic Compact Dash and Steering Pump 64 2.4. The throttle cable can be removed from the throttle assembly by squeezing the barbs on the cable end. 2.5. The lock nut, flat washer and two bellville wash-ers can be removed from the base of the throttle lever, using a 9/16” wrench. See Figure 2.5. 2....
Page 81 - STEERING SHAFT AND PUMP: SAUER; Series 7000 tractors built before; bottom of pump; If the plastic parking brake lever needs to; Bolts
Domestic Compact Dash and Steering Pump 65 3. STEERING SHAFT AND PUMP: SAUER 3.1. Identification: Series 7000 tractors built before the 2004 model year are equipped with a Sauer steering pump. The body of the Sauer pump is round in cross-section. O-ring fittings for the hydraulic lines are located o...
Page 82 - Place a drain pan under the steering pump.; Pump mounting bolts
Domestic Compact Dash and Steering Pump 66 3.9. Place a drain pan under the steering pump. 3.10. Working from back to front, disconnect the hydraulic lines fromthe steering pump. Cap the lines as they are removed. See Figure 3.10. • On the large lines, use a 13/16” wrench to turn the fitting while h...
Page 83 - STEERING SHAFT AND PUMP: ROSS; There is a port diagram on the steering
Domestic Compact Dash and Steering Pump 67 4. STEERING SHAFT AND PUMP: ROSS 4.1. Series 7000 tractors built during and after the 2004 model year, and all 5000 series tractors are equipped with a Ross steering pump. The body of the Ross pump is square in cross sec-tion. Flare fittings that connect to...
Page 84 - The steering shaft can be lifted out of the tractor
Domestic Compact Dash and Steering Pump 68 4.7. After the lines are disconnected, and the lines and fittings are capped, remove the nuts that secure the steering pump to the pump mounting bracket using a 1/2 wrench. 4.8. As the pump is lowered away from the bracket, it will separate from the steerin...
Page 85 - Domestic Compact Electrical Systems; Typical of these is Thexton part #125; Domestic Compact Electrical; Systems
Domestic Compact Electrical Systems 81 About this section: This part of the manual provides verbal descriptions of the function of each electrical component in the sys-tem. It is best used to compliment the Cub Cadet Wir-ing Schematics found on disc 772-9085A-CD, available through Cub Cadet. The int...
Page 86 - The gasoline engines use flywheel mounted; COMPONENTS; Kawasaki starter
Domestic Compact Electrical Systems 82 1.11. The gasoline engines use flywheel mounted rotors and engine mounted stators to generate A.C. current. The current is processed through regulator-rectifier modules before being passed to the main harness of the tractor. See Figure 1.11. 1.12. Systems vary ...
Page 87 - Transmission
Domestic Compact Electrical Systems 83 2.2. Behind the access panel is a fuse center. See Figure 2.2. • The two fuses (3A) in the right side positions at the top of the center protect the instrument panel. • The left-most position is empty. • The right relay, below the fuses, controls the PTO. (P/N:...
Page 88 - Main fuse
Domestic Compact Electrical Systems 84 2.6. Kohler powered tractors use a similar engine kill relay arrangement. See Figure 2.6. • Engine kill relay has red, green, and black wires. • When the red wires are hot, the relay is ener-gized, pulling the normally closed contact open, breaking the path tha...
Page 89 - The female spade connectors are color coded:
Domestic Compact Electrical Systems 85 2.9. The hazard flasher draws constant hot through the red wire with white trace. See Figure 2.9. • When the contacts are closed (hazard switch ON), power is passed to the hazard lights via flasher relay through the blue wire with white trace. • The hazard circ...
Page 90 - In the OFF position, no terminals are connected.
Domestic Compact Electrical Systems 86 2.11. The key switch has four spade terminals. See Figure 2.11. • The red wires with white trace (terminal A & B) are fused constant hot-leads. • In the OFF position, no terminals are connected. • In the RUN position, only terminals B and C are connected to...
Page 91 - P in -o u t c h a rt
Domestic Compact Electrical Systems 87 2.15. The pin identities are as follows: See Figure 2.15. 2.16. The reverse over-ride switch is located on the rear fender. On all Series 5000, 6000 and domestic 7000 tractors, the fenders must be removed to reach the switch. See Figure 2.16. P in -o u t c h a ...
Page 92 - The fuel tank sender unit also lives under the
Domestic Compact Electrical Systems 88 2.19. The fuel tank sender unit also lives under the fender, on the left hand side. It is basically a potentiometer actuated by a float. It creates more or less resistance between the white wire leading to pin #7 on the instrument panel and a ground circuit. Se...
Page 93 - The brake switch for the Series 5000 compact
Domestic Compact Electrical Systems 89 2.22. The reverse switch on the series 6000 and 7000 tractors operates in the same manner to control the PTO clutch. See Figure 2.22. • The reverse switch on Series 6000 and Series 7000 domestic compact tractors is located on the right side frame channel, just ...
Page 94 - The circuits completed by the closing of the; ELECTRIC CLUTCH AND FUEL PUMP
Domestic Compact Electrical Systems 90 2.26. The circuits completed by the closing of the three sets of contacts in the Series 5000 domes-tic compact are as follows: • The red wire with black trace connects to the blue wire, sending power to the instrument panel (pin # 20) telling it that the brake ...
Page 95 - PTO clutch
Domestic Compact Electrical Systems 91 3.2. The Electric PTO clutch on Series 5000 compact tractors is external, but requires some transaxle disassembly to remove. See Figure 3.2. • It is possible to set the clutch air-gap in-situ, without removing the fenders. • R&R instructions are contained i...