Kubota L2501 Workshop Manual | 9Y111-11210

About this manual

Kubota published this Workshop Manual for the L2501 tractor models. It brings the documented service and technical-reference material for those named tractors into a single publication.

Its documented technical value includes torque settings, wear limits, dimensions, and emission data for service checks and specification lookup. Use the values and conditions stated in the PDF for the applicable model and procedure.

Use the Manual Contents below to check that the exact repair, inspection, or maintenance procedure you need is included in this publication.

Manual details

Manufacturer

Kubota

Manual type

Workshop Manual

Equipment type

Tractor

Models

L2501

Document number

9Y111-11210

Publication year

2014

Language

English

Page count

444

Product highlights

Electrical systems

The manual includes wiring diagrams and electrical troubleshooting.

Hydraulic systems

The manual includes hydraulic valve-adjustment material.

Specifications and settings

The manual includes reference information for torque specifications, wear limits, and dimensions.

Special tools

A special-tools section is included.

Maintenance

The manual includes a maintenance schedule.

Applicability and key coverage

Supported models: L2501.

Equipment type: Tractor.

Related source publications

For the diesel engine / tractor mechanism, refer to Workshop Manual (Code No. 9Y021-01870 / 9Y021-18200).

Manual contents

Use these source headings to locate the task or system you need in the PDF.

• SAFETY FIRST — p. I-1
• SAFETY DECALS — p. I-4
• SPECIFICATIONS — p. I-7
• TRAVELING SPEEDS — p. I-8
• DIMENSIONS — p. I-9
• TRACTOR IDENTIFICATION — p. G-1
• [1] MODEL NAME AND SERIAL NUMBERS — p. G-1
• [2] E4B ENGINE — p. G-2
• [3] CYLINDER NUMBER — p. G-2
• GENERAL PRECAUTIONS — p. G-3
• HANDLING PRECAUTIONS FOR ELECTRICAL PARTS AND WIRING — p. G-4
• [1] WIRING — p. G-4
• [2] BATTERY — p. G-6
• [3] FUSE — p. G-6
• [4] CONNECTOR — p. G-6
• [5] CIRCUIT TESTER — p. G-7
• [6] COLOR OF WIRING — p. G-8
• LUBRICANTS, FUEL AND COOLANT — p. G-9
• TIGHTENING TORQUES — p. G-11
• [1] GENERAL USE SCREWS, BOLTS AND NUTS — p. G-11
• [2] STUD BOLTS — p. G-11
• [3] METRIC SCREWS, BOLTS AND NUTS — p. G-12
  • THREADS — p. G-12
• [5] PLUGS — p. G-12
• MAINTENANCE CHECK LIST — p. G-13
• CHECK AND MAINTENANCE — p. G-15
• [1] DAILY CHECK — p. G-15
• [2] CHECK POINTS OF INITIAL 50 HOURS — p. G-16
• [3] CHECK POINTS OF EVERY 50 HOURS — p. G-19
• [4] CHECK POINTS OF EVERY 100 HOURS — p. G-22
• [5] CHECK POINTS OF EVERY 200 HOURS — p. G-26
• [6] CHECK POINTS OF EVERY 400 HOURS — p. G-28
  • [7] CHECK POINT OF EVERY 600 HOURS — p. G-30
  • [8] CHECK POINT OF EVERY 800 HOURS — p. G-30
  • [9] CHECK POINT OF EVERY 1500 HOURS — p. G-30
  • [10]CHECK POINT OF EVERY 3000 HOURS — p. G-31
  • [11]CHECK POINT OF EVERY 1 YEAR — p. G-31
  • [12]CHECK POINTS OF EVERY 2 YEARS — p. G-31
  • [13]OTHERS — p. G-34
• SPECIAL TOOLS — p. G-37
• [1] SPECIAL TOOLS FOR ENGINE — p. G-37
• [2] SPECIAL TOOLS FOR TRACTOR — p. G-45
• TIRES — p. G-56
• [1] TIRE PRESSURE — p. G-56
• [2] TREADS ADJUSTMENT — p. G-57
  • (1) Front Wheel — p. G-57
    • (2) Rear Wheels — p. G-58
• [3] TIRE LIQUID INJECTION — p. G-59
• [4] IMPLEMENT LIMITATIONS — p. G-62
• ENGINE BODY — p. 1-M1
• [1] PISTON — p. 1-M1
• [2] HALF-FLOATING HEAD COVER — p. 1-M1
• FUEL SYSTEM — p. 1-M2
• [1] OUTLINE — p. 1-M2
• [2] GOVERNOR — p. 1-M3
• [3] INJECTION NOZZLE — p. 1-M5
• COOLING SYSTEM — p. 1-M7
• TROUBLESHOOTING — p. 1-S1
• SERVICING SPECIFICATIONS — p. 1-S4
• TIGHTENING TORQUES — p. 1-S9
• CHECKING AND ADJUSTING — p. 1-S10
• [1] ENGINE BODY — p. 1-S10
• [2] LUBRICATING SYSTEM — p. 1-S12
• [3] COOLING SYSTEM — p. 1-S12
• [4] FUEL SYSTEM — p. 1-S15
• PREPARATION — p. 1-S17
• [1] MANUAL TRANSMISSION TYPE — p. 1-S17
  • (1) Separating Engine from Clutch Housing Case — p. 1-S17
    • (2) Separating Engine from Front Axle Frame — p. 1-S26
• [2] HST TYPE — p. 1-S28
  • (1) Separating Engine from Clutch Housing Case — p. 1-S28
    • (2) Separating Engine from Front Axle Frame — p. 1-S37
  • DISASSEMBLING AND ASSEMBLING — p. 1-S40
• [1] CYLINDER HEAD AND VALVES — p. 1-S40
• [2] TIMING GEARS, CAMSHAFT AND FUEL CAMSHAFT — p. 1-S44
• [3] CONNECTING ROD AND PISTON — p. 1-S48
• [4] CRANKSHAFT — p. 1-S51
• [5] THERMOSTAT — p. 1-S54
• SERVICING — p. 1-S55
• [1] CYLINDER HEAD AND VALVES — p. 1-S55
• [2] TIMING GEARS, CAMSHAFT AND FUEL CAMSHAFT — p. 1-S61
• [3] PISTON AND CONNECTING ROD — p. 1-S63
• [4] CRANKSHAFT — p. 1-S66
• [5] CYLINDER — p. 1-S71
• [6] OIL PUMP — p. 1-S72
• STRUCTURE — p. 2-M1
• TROUBLESHOOTING — p. 2-S1
• SERVICING SPECIFICATIONS — p. 2-S3
• [1] SINGLE STAGE CLUTCH — p. 2-S3
• TIGHTENING TORQUES — p. 2-S4
• CHECKING AND ADJUSTING — p. 2-S5
• PREPARATION — p. 2-S6
• [1] SEPARATING CLUTCH HOUSING CASE FROM ENGINE — p. 2-S6
  • (1) Manual Transmission Type — p. 2-S6
  • (2) HST Type — p. 2-S13
• DISASSEMBLING AND ASSEMBLING — p. 2-S21
• [1] SINGLE STAGE CLUTCH — p. 2-S21
• SERVICING — p. 2-S22
• [1] SINGLE STAGE CLUTCH — p. 2-S22
• STRUCTURE — p. 3-M1
• [1] MANUAL TRANSMISSION TYPE — p. 3-M1
• [2] HST TYPE — p. 3-M2
• MANUAL TRANSMISSION TYPE — p. 3-M3
• [1] POWER TRAIN — p. 3-M3
  • (1) Main Gear Shift Section (4 Speeds) — p. 3-M3
  • (2) Range Gear Shift Section — p. 3-M3
  • (3) Front Wheel Drive Section (4WD or 2WD) — p. 3-M4
• [2] SHIFT LINKAGE MECHANISM — p. 3-M5
  • (1) Main Gear Shift Lever — p. 3-M5
  • (2) Range Gear Shift Lever — p. 3-M5
  • (3) Front Wheel Drive Lever (For Four Wheel Drive Model) — p. 3-M6
• [3] PTO SYSTEM — p. 3-M7
  • (1) Structure — p. 3-M7
  • (2) Shift Linkage — p. 3-M8
• HST TYPE — p. 3-M9
• [1] POWER TRAIN — p. 3-M9
  • (1) Structure — p. 3-M9
  • (2) Oil Flow — p. 3-M11
  • (3) Operation — p. 3-M12
  • (4) Range Gear Shift Section — p. 3-M15
  • (5) Front Drive Wheel Section — p. 3-M15
• [2] HST PEDAL CONTROL LINKAGE — p. 3-M16
• [3] CRUISE CONTROL (OPTION) — p. 3-M17
• [4] SHIFT LINKAGE MECHANISM — p. 3-M18
  • (1) Range Gear Shift Lever — p. 3-M18
  • (2) Front Wheel Drive Lever — p. 3-M18
• [5] PTO SYSTEM — p. 3-M19
  • (1) Structure — p. 3-M19
  • (2) Shift Linkage — p. 3-M20
• TROUBLESHOOTING — p. 3-S1
• [1] MANUAL TRANSMISSION TYPE — p. 3-S1
• [2] HST TYPE — p. 3-S3
• SERVICING SPECIFICATIONS — p. 3-S5
• [1] MANUAL TRANSMISSION TYPE — p. 3-S5
• [2] HST TYPE — p. 3-S6
• TIGHTENING TORQUES — p. 3-S7
• CHECKING AND ADJUSTING — p. 3-S8
• [1] MANUAL TRANSMISSION TYPE — p. 3-S8
  • (1) Range Gear Shift Lever — p. 3-S8
• [2] HST TYPE — p. 3-S10
  • PREPARATION — p. 3-S15
• [1] MANUAL TRANSMISSION TYPE — p. 3-S15
  • (1) Separating Clutch Housing Case — p. 3-S15
    • (2) Separating Transmission Case — p. 3-S17
• [2] HST TYPE — p. 3-S22
  • (1) Separating Clutch Housing Case — p. 3-S22
    • (2) Separating Mid Case — p. 3-S24
    • (3) Separating Transmission Case — p. 3-S30
  • DISASSEMBLING AND ASSEMBLING — p. 3-S36
• [1] MANUAL TRANSMISSION TYPE — p. 3-S36
  • (1) Clutch Housing Case — p. 3-S36
    • (2) Transmission Case — p. 3-S38
    • (3) Disassembling Differential Gear Assembly — p. 3-S41
• [2] HST TYPE — p. 3-S43
  • (1) Clutch Housing — p. 3-S43
    • (2) Mid Case — p. 3-S48
    • (3) Transmission Case — p. 3-S49
    • (4) Disassembling Differential Gear Assembly — p. 3-S52
    • (5) Disassembling Cruise Control (Option) — p. 3-S53
  • SERVICING — p. 3-S54
• [1] CLUTCH HOUSING CASE — p. 3-S54
  • (1) Manual Transmission Type — p. 3-S54
    • (2) HST Type — p. 3-S55
• [2] TRANSMISSION CASE — p. 3-S58
• STRUCTURE — p. 4-M1
• TROUBLESHOOTING — p. 4-S1
• TIGHTENING TORQUES — p. 4-S2
• DISASSEMBLING AND ASSEMBLING — p. 4-S3
• [1] SEPARATING REAR AXLE CASE — p. 4-S3
• [2] DISASSEMBLING REAR AXLE — p. 4-S7
• SERVICING — p. 4-S8
• FEATURES — p. 5-M1
• OPERATION — p. 5-M2
• TROUBLESHOOTING — p. 5-S1
• SERVICING SPECIFICATIONS — p. 5-S2
• TIGHTENING TORQUES — p. 5-S3
• CHECKING AND ADJUSTING — p. 5-S4
• DISASSEMBLING AND ASSEMBLING — p. 5-S5
• [1] SEPARATING BRAKE CASE — p. 5-S5
• [2] DISASSEMBLING THE BRAKE CASE — p. 5-S10
• SERVICING — p. 5-S11
• STRUCTURE — p. 6-M1
• [1] 2WD — p. 6-M1
• [2] 4WD — p. 6-M2
• TROUBLESHOOTING — p. 6-S1
• SERVICING SPECIFICATIONS — p. 6-S2
• TIGHTENING TORQUES — p. 6-S4
• CHECKING AND ADJUSTING — p. 6-S5
• DISASSEMBLING AND ASSEMBLING — p. 6-S7
• [1] SEPARATING FRONT AXLE — p. 6-S7
• [2] DISASSEMBLING FRONT AXLE — p. 6-S10
  • (1) 2WD — p. 6-S10
  • (2) 4WD — p. 6-S11
• SERVICING — p. 6-S15
• [1] 2WD — p. 6-S15
• [2] 4WD — p. 6-S16
• STRUCTURE — p. 7-M1
• HYDRAULIC CIRCUIT — p. 7-M2
• STEERING GEAR BOX — p. 7-M3
• [1] STRUCTURE — p. 7-M3
• [2] OPERATION — p. 7-M4
• TROUBLESHOOTING — p. 7-S1
• SERVICING SPECIFICATIONS — p. 7-S2
• TIGHTENING TORQUES — p. 7-S3
• CHECKING AND ADJUSTING — p. 7-S4
• [1] STEERING WHEEL PLAY — p. 7-S4
• [2] STEERING GEAR BOX — p. 7-S5
• DISASSEMBLING AND ASSEMBLING — p. 7-S6
• [1] SEPARATING STEERING GEAR BOX — p. 7-S6
• [2] DISASSEMBLING GEAR BOX — p. 7-S9
• SERVICING — p. 7-S11
• STRUCTURE — p. 8-M1
• [1] MANUAL TRANSMISSION TYPE — p. 8-M1
• [2] HST TYPE — p. 8-M2
• HYDRAULIC CIRCUIT — p. 8-M3
• [1] MANUAL TRANSMISSION TYPE — p. 8-M3
• [2] HST TYPE — p. 8-M4
• THREE POINT HITCH HYDRAULIC SYSTEM — p. 8-M5
• [1] THREE POINT HITCH HYDRAULIC CIRCUIT — p. 8-M5
• [2] HYDRAULIC CYLINDER — p. 8-M6
• [3] LINKAGE MECHANISM — p. 8-M7
• [4] POSITION CONTROL VALVE — p. 8-M10
• [5] HYDRAULIC PUMP — p. 8-M12
• [6] SAFETY VALVE — p. 8-M12
• FRONT HYDRAULIC BLOCK — p. 8-M13
• [1] STRUCTURE — p. 8-M13
• [2] HYDRAULIC CIRCUIT — p. 8-M13
• [3] RELIEF VALVE — p. 8-M14
• TROUBLESHOOTING — p. 8-S1
• SERVICING SPECIFICATIONS — p. 8-S3
• TIGHTENING TORQUES — p. 8-S5
• CHECKING AND ADJUSTING — p. 8-S6
• [1] RELIEF VALVE AND SAFETY VALVE — p. 8-S6
• [2] POSITION CONTROL ROD — p. 8-S8
• DISASSEMBLING AND ASSEMBLING — p. 8-S9
• [1] HYDRAULIC PUMP (THREE POINT HITCH HYDRAULIC SYSTEM) — p. 8-S9
• [2] HYDRAULIC CYLINDER — p. 8-S11
• [3] POSITION CONTROL VALVE — p. 8-S14
• [4] RELIEF VALVE — p. 8-S16
• SERVICING — p. 8-S17
• [1] HYDRAULIC PUMP (THREE POINT HITCH HYDRAULIC SYSTEM) — p. 8-S17
• [2] HYDRAULIC CYLINDER — p. 8-S18
• WIRING DIAGRAM — p. 9-M1
• [1] MANUAL TRANSMISSION TYPE — p. 9-M1
• [2] HST TYPE — p. 9-M2
• ELECTRICAL CIRCUIT — p. 9-M3
• [1] MANUAL TRANSMISSION TYPE — p. 9-M3
• [2] HST TYPE — p. 9-M4
• INSTRUMENT PANEL — p. 9-M5
• [1] INDICATION ITEMS OF METER PANEL — p. 9-M5
• [2] EASY CHECKER™ — p. 9-M5
  • ENGINE STARTING SYSTEM — p. 9-M6
• [1] ELECTRIC CIRCUIT — p. 9-M6
  • (1) Manual Transmission Type — p. 9-M6
    • (2) HST Type — p. 9-M8
• [2] SAFETY SWITCH — p. 9-M10
  • (1) Manual Transmission Type — p. 9-M10
    • (2) HST Type — p. 9-M10
  • OPERATOR PRESENCE CONTROL (OPC) SYSTEM — p. 9-M12
• [1] ELECTRICAL CIRCUIT — p. 9-M12
  • (1) Manual Transmission Type — p. 9-M12
    • (2) HST Type — p. 9-M22
• [2] SAFETY SWITCH — p. 9-M30
• TROUBLESHOOTING — p. 9-S1
• SERVICING SPECIFICATIONS — p. 9-S5
• TIGHTENING TORQUES — p. 9-S6
• CHECKING AND ADJUSTING — p. 9-S7
• [1] BATTERY — p. 9-S7
• [2] ENGINE STARTING AND STOPPING SYSTEM — p. 9-S9
  • (1) Main Switch — p. 9-S9
  • (2) Safety Switch — p. 9-S10
  • (3) Starter and Starter Relay — p. 9-S12
  • (4) Glow Control System — p. 9-S14
  • (5) Engine Stop Solenoid — p. 9-S14
  • (6) Operator Presence Control (OPC) System — p. 9-S16
  • (7) Charging System — p. 9-S18
  • (8) Fuse and Ground Cable — p. 9-S19
• [3] LIGHT SWITCHES AND FLASHER UNIT — p. 9-S20
  • (1) Combination Switch — p. 9-S20
  • (2) Hazard Switch — p. 9-S22
  • (3) Flasher Unit — p. 9-S24
• [4] INSTRUMENT PANEL — p. 9-S25
• [5] GAUGES — p. 9-S30
  • (1) Fuel Level Sensor — p. 9-S30
  • (2) Coolant Temperature Sensor — p. 9-S31
• DISASSEMBLING AND ASSEMBLING — p. 9-S32
• [1] STARTER — p. 9-S32
• SERVICING — p. 9-S33
• [1] STARTER — p. 9-S33

Capabilities

The source outline indexes checking and adjustment, maintenance tasks, troubleshooting, servicing instructions, disassembly and assembly, and mechanism explanations. Use these source-backed headings to locate the applicable task or system in the source PDF, then confirm model-specific notes, specifications, illustrations, and operating conditions at the relevant page before carrying out service work.

Keep the source's safety sequence, prerequisite steps, labels, units, configuration notes, and footnotes with the selected task; do not apply an isolated value outside the conditions stated in the manual.

Technical reference

Reference tables include torque settings, wear limits, and dimensions for service checks, adjustment work, and specification lookup. Use the values and conditions in the PDF for the applicable model and procedure.

• Service limits and settings: torque settings and wear limits.
• Machine specifications: dimensions.

Delivery

This manual is supplied as a digital PDF file and is available for instant download after purchase. No physical media is shipped.

References

Kubota Workshop Manual for Tractor, document code 9Y111-11210, PDF edition.