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Kubota B2050, B2350, B2650, B3150 Tractor Service Manual

539 pages · Publication 9Y111-09820

$69.55
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Models
B2050, B2350, B2650, B3150
Manual type
Service Manual
Pages
539
Publication
9Y111-09820
Condition
Brand new
Kubota B2050, B2350, B2650, B3150 Tractor Service Manual, publication 9Y111-09820

What's inside

From the manual's own table of contents: 219 sections, 354 entries. See sample pages (PDF, 712 KB)

SAFETY FIRST
SAFETY DECALS
SPECIFICATIONS
TRAVELING SPEEDS
DIMENSIONS
TRACTOR IDENTIFICATION
GENERAL PRECAUTIONS
HANDLING PRECAUTIONS FOR ELECTRICAL PARTS AND WIRING6 topics
  • WIRING
  • BATTERY
  • FUSE
  • CONNECTOR
  • HANDLING OF CIRCUIT TESTER
  • COLOR OF WIRING
LUBRICANTS, FUEL AND COOLANT
TIGHTENING TORQUES3 topics
  • GENERAL USE SCREWS, BOLTS AND NUTS
  • STUD BOLTS
  • METRIC SCREWS, BOLTS AND NUTS
THREADS1 topic
  • PLUGS
MAINTENANCE CHECK LIST
CHECK AND MAINTENANCE11 topics
  • DAILY CHECK
  • CHECK POINTS OF EVERY 50 HOURS
  • CHECK POINTS OF EVERY 100 HOURS
  • CHECK POINTS OF EVERY 200 HOURS
  • CHECK POINTS OF EVERY 400 HOURS
  • CHECK POINT OF EVERY 800 HOURS
  • CHECK POINT OF EVERY 1500 HOURS
  • CHECK POINT OF EVERY 3000 HOURS
  • CHECK POINTS OF EVERY 1 YEAR
  • CHECK POINTS OF EVERY 2 YEARS
  • OTHERS
SPECIAL TOOLS3 topics
  • SPECIAL TOOLS FOR ENGINE
  • SPECIAL TOOLS FOR TRACTOR
  • SPECIAL TOOLS FOR CABIN
TIRES2 topics
  • TIRE PRESSURE
  • WHEEL ADJUSTMENT
(1) Front Wheels
(2) Rear Wheels1 topic
  • BALLAST
IMPLEMENT LIMITATIONS
ENGINE BODY2 topics
  • HALF-FLOATING HEAD COVER [D1305]
  • GOVERNOR
TROUBLESHOOTING
SERVICING SPECIFICATIONS2 topics
  • TRACTOR SECTION
  • ENGINE SECTION
CHECKING, DISASSEMBLING AND SERVICING1 topic
  • CHECKING AND ADJUSTING
(1) Engine Body
(2) Lubricating System
Show all 219 sections
(3) Cooling System
(4) Fuel System1 topic
  • PREPARATION
(1) Draining Lubricants and Coolant
(2) Separating Engine from Clutch Housing (CABIN)
(3) Separating Engine from Front Axle Frame (CABIN)
(4) Separating Engine from Clutch Housing (ROPS)
(5) Separating Engine from Front Axle Frame (ROPS)1 topic
  • DISASSEMBLING AND ASSEMBLING
(1) External Components
(2) Cylinder Head and Valve and Oil Pan
(3) Gear Case
(4) Piston and Connecting Rod
(5) Crankshaft1 topic
  • SERVICING
(1) Cylinder Head and Valves
(2) Idle Gear and Camshaft
(3) Piston and Connecting Rod
(4) Crankshaft
(5) Cylinder
(6) Oil Pump
STRUCTURE2 topics
  • MANUAL TRANSMISSION MODEL
  • CLUTCH OPERATION
(1) Clutch "Engaged
(2) Clutch "Disengaged2 topics
  • CHECKING AND ADJUSTING
  • DISASSEMBLING AND ASSEMBLING
(1) Separating Engine From Clutch housing
(2) Separating Clutch Assembly2 topics
  • SERVICING
  • MANUAL TRANSMISSION (WITHOUT BI-SPEED TURN AND MID-PTO MODEL)
MODEL)2 topics
  • MANUAL TRANSMISSION (WITH BI-SPEED TURN AND MID-PTO MODEL)
  • HST (WITH BI-SPEED TURN AND MID-PTO MODEL)
FRONT CASE2 topics
  • STRUCTURE (HST WITH BI-SPEED TURN MODEL)
  • BI-SPEED TURN LINKAGE
(1) Linkage
(2) Linkage: Bi-Speed Turn "Engaged
(3) Linkage: Bi-Speed Turn "Disengaged1 topic
  • BI-SPEED TURN POWERTRAIN
(1) HYDRAULIC CIRCUIT
(2) Bi-Speed Turn "Engaged
(3) Bi-Speed Turn "Disengaged
MANUAL TRANSMISSION1 topic
  • STRUCTURE
(1) Main Gear Shift Section
(2) Shuttle Gear Shift Section
HYDROSTATIC TRANSMISSION4 topics
  • STRUCTURE
  • PUMP AND MOTOR
  • OIL FLOW AND VALVES
  • CONTROL LINKAGE
(1) ROPS Model
(2) CABIN Model
CRUISE CONTROL1 topic
  • CRUISE CONTROL LINKAGE [CABIN MODEL]
(1) Cruise Control
(2) Cruise Control Release1 topic
  • CRUISE CONTROL LINKAGE (ROPS MODEL)
RANGE GEAR SHIFT SECTION
FRONT WHEEL DRIVE SECTION
PTO SYSTEM (HYDRAULIC PTO CLUTCH MODEL)5 topics
  • STRUCTURE
  • REAR PTO SECTION
  • REAR PTO / MID-PTO SECTION
  • MID-PTO SECTION
  • INDEPENDENT PTO
(2) Independent PTO Control Valve
(3) Independent PTO Clutch
(4) Independent PTO Lever "Engaged
(5) Independent PTO Lever "Disengaged1 topic
  • CHECKING AND ADJUSTING
(1) Bi-Speed Turn
(3) Independent PTO Control Valve1 topic
  • PREPARATION
(2) Separating Transmission from Tractor Body (CABIN)
(3) Separating Engine and Clutch Housing (CABIN)
(4) Separating Transmission from Tractor Body (ROPS)
(5) Separating Engine and Clutch Housing (ROPS)1 topic
  • DISASSEMBLING AND ASSEMBLING
(1) Front Case
(2) Main Gear Shift Section
(3) Mechanical PTO Clutch Assembly
(4) Hydrostatic Transmission (HST)
(5) PTO Clutch Case (HST Model)
(6) Bevel Pinion Shaft
(7) Range Gear Shaft
(8) Front Wheel Drive Shaft
(9) Independent PTO Clutch Shifter
(10)Independent PTO Clutch
(11)Mid-PTO Section
(12)Differential Gear Section1 topic
  • SERVICING
(1) Bi-Speed Turn Clutch
(2) Mechanical PTO Clutch
(4) Independent PTO Clutch
(5) Transmission Case
(6) Differential Gear
DIASSEMBLING AND SERVICING1 topic
  • DIASSEMBLING AND ASSEMBLING
(1) Separating Rear Axle Case1 topic
  • SERVICING
LINKAGE1 topic
  • ROPS
(1) HST Type
(2) Manual Type1 topic
  • CABIN (HST TYPE)
OPERATION2 topics
  • CHECKING AND ADJUSTING
  • DISASSEMBLING AND ASSEMBLING
(1) Brake Pedal (Cabin HST Model)
(2) Brake Pedal (ROPS Manual Transmission Model)
(3) Brake Pedal (ROPS HST Model)
(4) Parking Brake Lever
(5) Separating Rear Axle Case3 topics
  • SERVICING
  • CHECKING AND ADJUSTING
  • DISASSEMBLING AND ASSEMBLING
(1) Separating Front Axle Assembly
(2) Disassembling Front Axle Assembly1 topic
  • SERVICING
HYDRAULIC CIRCUIT
STEERING CONTROLLER
STEERING CYLINDER
HYDRAULIC PUMP1 topic
  • CHECKING
(1) Relief Valve
(2) Hydraulic Pump for Power Steering1 topic
  • DISASSEMBLING
(1) Separating Power Steering Controller (CABIN Type)
(2) Separating Power Steering Controller (ROPS Type)
(3) Power Steering Controller (ROPS Type)
(4) Power Steering Cylinder1 topic
  • SERVICING
(1) Power Steering Cylinder3 topics
  • MANUAL TRANSMISSION MODEL (WITHOUT BI-SPEED TURN)
  • MANUAL TRANSMISSION MODEL (WITH BI-SPEED TURN)
  • HST MODEL
THREE POINTS HYDRAULIC SYSTEM1 topic
  • HYDRAULIC CIRCUIT
(1) Manual Transmission Model (Without Front Loader Valve)
(2) HST Model (With Front Loader Control Valve)2 topics
  • RELIEF VALVE
  • POSITION CONTROL VALVE
(1) Structure
(2) Operation1 topic
  • FEEDBACK LINKAGE FOR POSITION CONTROL
FRONT LOADER CONTROL VALVE (IF EQUIPPED)2 topics
  • STRUCTURE
  • OPERATION
REMOTE CONTROL VALVE (IF EQUIPPED)
HYDRAULIC OUTLET1 topic
  • MANUAL TRANSMISSION MODEL
(1) Front Hydraulic Outlet
(2) Rear Hydraulic Outlet1 topic
  • HST MODEL
(1) Rear Hydraulic Outlet1 topic
  • CHECKING AND ADJUSTING
(1) Hydraulic Pump (For 3-Point Hitch Hydraulic System)
(2) Hydraulic Pump (For Power Steering, Bi-speed Turn, PTO Clutch and HST)
(3) 3-Points Hitch Relief Valve
(4) Lift Arm1 topic
  • DISASSEMBLING AND ASSEMBLING
(1) Hydraulic Pump
(2) 3-Point Hitch
(3) Separating Hydraulic Cylinder From Tractor Body (ROPS Model)
(4) Separating Hydraulic Cylinder From Tractor Body (CABIN Model)
(5) 3-Points Hitch: Hydraulic Cylinder
(6) Front Loader Control Valve Assembly (If Equipped)
(7) Remote Control Valve (If Equipped)1 topic
  • SERVICING
WIRING DIAGRAM2 topics
  • ROPS MODEL (EXCEPT FOR B3150)
  • CABIN MODEL
ENGINE STARTING SYSTEM AND STOPPING SYSTEM3 topics
  • OPC SYSTEM CIRCUIT
  • CONTROLLER
  • SAFETY SWITCH
(1) PTO Select Lever Switch (Only Model With Mid PTO)
(2) PTO Clutch Lever Switch
(3) HST Pedal Switch (HST Model)
(4) Shuttle Shift Lever Switch (Manual Transmission Model)
(5) Seat Switch
(6) Parking Brake Switch3 topics
  • STARTER
  • KEY STOP SOLENOID
  • GLOW PLUG
CHARGING SYSTEM2 topics
  • ALTERNATOR
  • IC REGULATOR
LIGHTING SYSTEM7 topics
  • HEAD LIGHT
  • TURN SIGNAL LIGHT
  • HAZARD LIGHT
  • BEACON
  • BRAKE LIGHT
  • WORK LIGHT (CABIN MODEL ONLY)
  • TRAILER SOCKET
INSTRUMENT PANEL4 topics
  • EASY CHECKER™
  • GAUGES AND OTHER INDICATORS
  • ERROR CODE DISPLAY (CABIN MODEL ONLY)
  • SWITCHES AND SENSORS
CHECKING AND ADJUSTING3 topics
  • BATTERY
  • FUSE
  • RELAYS
(1) Relays (ROPS Model)
(2) Relays (CABIN Model)1 topic
  • STARTING SYSTEM
(1) Key Switch
(2) Safety Switches
(3) OPC Controller
(4) Key Stop Solenoid
(5) Starter
(6) Glow Plug1 topic
  • CHARGING SYSTEM
(1) Alternator1 topic
  • LIGHTING SYSTEM
(1) Combination Switch (ROPS Model)
(2) Combination Switch (CABIN Model)
(3) Hazard Switch (Cabin Model Only)
(4) Beacon Switch
(5) Flasher Unit
(6) Brake Lamp Switch
(7) Work Light Switch (CABIN Model Only)
(8) Dome Light (CABIN Model Only)1 topic
  • WARNING LAMP, INDICATOR LAMP AND GAUGE
(1) Instrument Panel (ROPS Model)
(2) Instrument Panel (CABIN Model)
(3) Engine Oil Pressure Switch
(4) Coolant Temperature Sensor (ROPS Model)
(5) Coolant Temperature Sensor (CABIN Model)
(6) Fuel Sensor
(7) Bi-speed Turn Switch
(8) Engine Rotation Sensor (CABIN Model Only)
(9) Display Switch
DISASSEMBLING AND ASSEMBLING2 topics
  • STARTER
  • ALTERNATOR
SERVICING2 topics
  • STARTER
  • ALTERNATOR
OUTLINE OF AIR CONDITIONING SYSTEM2 topics
  • STRUCTURE
  • AIR CONDITIONING SYSTEM
REFRIGERATION SYSTEM1 topic
  • COMPRESSOR
(1) Pressure Relief Valve
(2) Magnetic Clutch3 topics
  • CONDENSER
  • RECEIVER
  • AIR CONDITIONER UNIT
(1) Evaporator
(2) Heater Core
SYSTEM CONTROL
ELECTRICAL SYSTEM2 topics
  • ELECTRICAL CIRCUIT
  • RELAY
PRECAUTIONS AT REPAIRING REFRIGERANT CYCLE1 topic
  • HANDLING OF SERVICE TOOLS
(1) Manifold Gauge Set
(2) Refrigerant Charging Hose
(3) Vacuum Pump Adaptor
(4) Electric Gas Leak Tester
(5) Can Tap Valve
(7) R134a Refrigerant Recovery and Recycling Machine
CHECKING AND CHARGING REFRIGERANT CYCLE2 topics
  • CHECKING WITH MANIFOLD GAUGE
  • DISCHARGING, EVACUATING AND CHARGING
(1) Discharging the System
(2) Evacuating the System
(3) Charging the System
(4) Checking Charging Refrigerant Amount1 topic
  • CHECKING AND ADJUSTING
(1) Compressor
Control Dial)
(3) Blower Resistor
(4) Blower Motor
(5) Temperature Motor
(6) Mode Motor
(7) Air Conditioner Relay and Blower Relay
(8) Pressure Switch
(9) Wiper Switch
(10)Wiper Motor
(11)Defogger1 topic
  • DISASSEMBLING AND ASSEMBLING
(1) Separating Cabin from Tractor Body
(2) Removing Compressor Assembly
(3) Removing Receiver and Condenser
(4) Removing Air Conditioner Unit
(5) Removing Air Conditioner Pipes
(6) Removing Heater Hoses
(7) Cabin Windshields
(8) Wiper Motor1 topic
  • SERVICING

Inside this manual

Real pages from this service manual (539 pages). Open the sample pages (PDF, 711 KB)

Sample pages from the Kubota B2050, B2350, B2650, B3150 Tractor Service Manual: Specifications, Troubleshooting, Diagram, Color page, Color page, Foldout diagram
  • Specifications, page 96: ENGINE
  • Troubleshooting, page 368: HYDRAULIC SYSTEM
  • Diagram, page 432: ELECTRICAL SYSTEM
  • Color page, page 194: TRANSMISSION
  • Color page, page 290: BRAKES
  • Foldout diagram: ELECTRICAL SYSTEM

This is a service manual

Here's how it compares to the other manual types.

This manual

Service manual

Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.

Operator's manual

Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.

Parts manual

Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.

Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.

What it's used for

Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.

Service shops and owner/operators who repair their own equipment

Identifying correct parts and seeing how assemblies come apart and go back together

Keeping equipment running with less downtime

Factory manual, 539 pages

Quantity one is the manual described above.

Fast free USA shipping

Ships in 1 business day.

60-day returns

Free if the mistake is ours. A manual ordered in error must come back unopened in its shrink-wrap; you pay return shipping and a 20% restocking fee applies. Return policy

Binder not included

Manuals over about 300 pages may need a standard 3-ring binder, which you can buy locally to keep the pages organized for shop use.

Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).