The Kubota M4950–M7950 series workshop manual PDF (OEM #WSM 703180) runs 334 factory pages and covers the M4950(DT), M5950(DT), M6950(DT), and M7950(DT) in one document. Hydraulic schematics trace the full three-point lift and power steering circuits; wiring diagrams map the charging system, starting system, and key-switch shutoff. Troubleshooting is organized by major system, backed by torque tables, fluid capacities, and servicing clearances. More than 100 pages walk through disassembly and assembly of the clutch, transmission, rear axle, differential, brakes, front axle, steering, and cabin. Counter shaft staking nut torque runs 245.2 to 294.2 N-m; clutch mounting bolts vary by variant, with the M6950/M7950 calling for 48.1 to 55.9 N-m. Specs stay in one place instead of scattered across sources. Bookmarked by section and keyword-searchable, it loads on a tablet you can carry to the machine.
What's Inside This Kubota M4950–M7950 Series Manual
| System | Pages | Key Topics |
|---|---|---|
| General | 102-156 | Tractor Identification, General Precautions, Lubricants, Tightening Torques, Trouble-Shooting, Servicing Standards, Maintenance Check List, Check and Maintenance |
| Separation | 157-179 | Draining Cooling Water And Oil, Mounting Disassembly Stand, Separating Front End From Engine, Separating Cabin, Separating Engine From Clutch Housing |
| Clutch | 180-196 | Checking and Adjustment (Clutch Wire Length, Clutch Pedal Play, PTO Clutch Control Lever Play), Clearance between Safety Switch and Clutch Pedal |
| Transmission | 197-215 | Clutch Housing (Disassembly and Assembly), Transmission Case (Disassembly and Assembly), Servicing |
| Rear Axle | 216-225 | Differential Gear Disassembly and Assembly (Spiral Bevel Gear, Differential Pinion Shaft, Differential Pinion and Differential Side Gear) |
| Brakes | 226-242 | Precaution, [M4950 M5950] (Checking and Adjustment, Bleeding and Adjustment, Travelling And Parking Brakes, Disassembly and Assembly, Servicing) |
| Front Axle | 243-264 | Checking and Adjustment, Two Wheel Drive Type (Checking and Adjustment, Disassembly and Assembly, Servicing) |
| Steering | 265-275 | Checking, Power Steering Hydraulic Pump (Disassembly and Assembly, Servicing), Full Hydrostatic Power Steering Body (Disassembly and Assembly), Steering Cylinder |
| Hydraulic System | 276-295 | Control Linkage (Checking and Adjustment), Three Point Hydraulic System Hydraulic Pump (Disassembly and Assembly, Servicing), Control Valve (Disassembly and Assembly) |
| Electrical System | 296-329 | Caution, Battery (Checking), Starting System (Checking, Disassembly and Assembly, Servicing), Charging System (Checking |
| Cabin | 330-334 | Checking And Adjustment, Disassembly And Assembly, Power Steering, Hydraulic Control Levers Guide Panel, Change Levers Panel |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| M4950(DT) M5950(DT) | ||
| Clutch mounting bolt tightening torque | 23.5 to 27.5 N-m | p. 106 |
| Brake cam plate mounting nut tightening torque | 48.1 to 55.9 N-m | p. 106 |
| M6950(DT) M7950(DT) | ||
| Clutch mounting bolt tightening torque | 48.1 to 55.9 N-m | p. 106 |
| Brake case mounting bolt tightening torque | 48.1 to 55.9N-m | p. 179 |
| All Models | ||
| Clutch release fork setting bolt tightening torque | 166.7 to 186.3 N-m | p. 106 |
| Counter shaft staking nut tightening torque | 245.2 to 294.2 N-m | p. 106 |
| Reverse shaft setting bolt tightening torque | 48.1 to 55.9 N-m | p. 106 |
| Differential bevel gear UBS bolt tightening torque | 142.2 to 161.8 N-m | p. 106 |
| Differential bevel gear UBS nut tightening torque | 103 to 117 N-m | p. 106 |
| Differential drive pinion staking nut tightening torque | 274 to 343 N-m | p. 106 |
| Speed change cover mounting bolt tightening torque | 29.4 to 34.3 N-m | p. 106 |
| P.T.O. bearing support mounting bolt tightening torque | 77.5 to 90.2 N-m | p. 106 |
Kubota M4950–M7950 Series Common Problems This Manual Covers
Kubota M4950 clutch pedal feels soft, slips under load after adjusting, won't fully disengage p. 122
Verify clutch pedal free play measures 45 to 55 mm per the spec on page 122. If play is correct, work through the troubleshooting chart for slip vs. drag diagnosis. Inspect the disc for glazing or oil contamination through the access cover, since a disc soaked in transmission oil slips no matter how you set the pedal.
Manual Section: Clutch System TroubleshootingThree-point hitch lifts slowly, won't reach maximum height with heavy implement attached p. 276
Start at the hydraulic oil filter clogging indicator on the dash; replacement falls due every 200 hours per page 136, and a restricted element kills lift speed before anything else fails. Cross-check transmission oil level, since the hydraulic system shares the 53 L reservoir per page 105. Then adjust the control linkage per the Hydraulic System section on page 276.
Manual Section: Hydraulic System TroubleshootingEngine won't crank or turns over slowly in cold weather, glow plug indicator stays dim p. 296
Check battery electrolyte level first; the service interval is every 150 hours per page 136, and a low cell can read 12V on a meter yet still won't deliver cranking amps. Watch that the glow plug indicator holds the full pre-heat cycle before you crank. Test each glow plug for continuity per the Electrical System procedures on page 296. Clean and torque the battery terminals before condemning the starter.
Manual Section: Electrical System TroubleshootingTransmission gears slip out of mesh under load, hard to shift into certain speed ranges
Confirm transmission oil level; the system holds 53 L per page 105, and low oil drives both gear-slip and hard shifting. Run the troubleshooting chart for shift fork and detent ball diagnostics. If fluid level checks out, pull the speed change cover and inspect forks and detent springs. The transmission oil change interval is every 600 hours per page 136.
Manual Section: Transmission System TroubleshootingBrake pedals uneven when stopping, one side grabs before the other, tractor pulls hard p. 226
Inspect brake pedal linkage adjustment per the Brakes section starting on page 226; both pedals must depress equally before the brake engages. Brake oil capacity is 0.3 L per page 105, and low or contaminated fluid leaves a spongy pedal and uneven force. Bleed both sides together, refill with fresh fluid, and confirm equal pedal travel before heading back to the field.
Manual Section: Brake System TroubleshootingSteering feels heavy at low speeds, excessive effort required to turn from center position p. 265
Read the power steering oil level; capacity is 2.8 L per page 105, and even a slight underfill makes steering heavy long before pump wear sets in. Inspect the power steering hydraulic pump per the procedures on page 265. Change steering oil every 400 hours per page 136, since degraded fluid loses viscosity and raises pump effort at low temperatures. After refilling, cycle the steering lock-to-lock three times to purge air.
Manual Section: Steering System TroubleshootingFrequently Asked Questions
What are the recommended service intervals?
Service intervals are spelled out in the maintenance check list. Every 50 hours, you inject grease. At 150 hours, change the engine oil on the M4950(DT) and check clutch pedal play (45 to 55mm). At 200 hours, the engine oil change applies to models other than the M4950(DT), and you replace the hydraulic oil filter cartridge. Page 136 carries the full schedule.
What fluids and capacities does this machine require?
Each system takes a specific fluid and volume. The M4950(DT) engine crankcase holds 13.7ℓ (14.5 U.S.qts.) of API Service CC or CD oil. The transmission takes 53ℓ (56.0 U.S.qts.) of multi-grade transmission fluid. For the hydraulic brake, use 0.3ℓ (0.3 U.S.qts.) of a specified mineral oil such as Esso NUTO HP15 or ATF Dextron II. The M4950(DT) fuel tank holds 85ℓ (22.5 U.S. gals).
How to troubleshoot engine won't start?
Most no-start cases trace to the electrical side. A safety switch that is misadjusted or defective needs adjustment or replacement. A blown fuse calls for a new one, and a discharged battery needs charging. A disconnected wire harness between the starter and battery or main switch has to be reconnected. If the starter itself is defective, repair or replace it (see page S.8-7).
What are the hydraulic system specifications?
Pump-up capacity runs 35ℓ/min (9.2 U.S. gals/min, 7.7 Imp. gals/min), with a maximum lifting force of 2000kg (4409 lbs) at the lower link end. Relief valve pressure sits between 17.7 and 18.1 MPa (180 to 185 kgf/cm², 2560 to 2631 psi). The M4950(DT)/M5950(DT) pump delivers 22.8 l/min (6.02 U.S. gal/min) at 1780rpm, while the M6950(DT)/M7950(DT) puts out 27.1 l/min (7.16 U.S. gal/min) at 1650rpm.
Is this Kubota M4950–M7950 Series Workshop Manual a digital download?
Yes. You download the complete 334-page searchable Workshop Manual right away and open it on any device, from your desk laptop to your phone in the field.
Am I able to print pages from this Kubota M4950–M7950 Series manual?
No restrictions at all. Print individual pages, full chapters, or the entire manual. The PDF is completely unlocked.
Does this Kubota M4950–M7950 Series Workshop Manual have electrical diagrams?
Yes. You'll find full electrical schematics with wire routing diagrams, connector identification, and circuit descriptions.
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