New Holland TC21DA TC24DA Repair Manual

$59.95

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Pages: 720
Format: PDF (High-Quality PDF Manual)
Language: English
Printable
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Repair Manual For New Holland TC21DA, TC24DA Tractors.

Manual includes step by step instructions, illustrations, diagrams. Remove, Install, disassemble, assemble, repair procedures, troubleshooting, and other servicing procedures. This repair manual provides the technical information
needed to properly service the New Holland tractor.

Format: PDF
Language: English
Pages: 720
Bookmarks: Yes
Searchable: Yes
Number: 87053140
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes

Model

New Holland TC21DA, TC24DA

Contents

  • General Information
    Introduction
    Precautionary Statements
    Safety
    The Tractor
    Servicing The Tractor
    Operating The Tractor
    Driving The Tractor
    Operating The Pto
    Diesel Fuel
    Safety Frame (Rops)
    Safety Decals
    Instruction Decals
    Product Identification Plate
    International Symbols
    Specifications — Tc21Da, Tc24Da
    General Dimensions — Tc21Da, Tc24Da
    Minimum Hardware Tightening Torques
    Lubricants
    Adjustments
  • Engine Systems
    –Engine Systems
    —Description And Operation – General Information
    Identification Chart
    Cylinder Head And Valve Train Components
    Cylinder Block Assembly
    — Overhaul – Engine
    —-Engine Preparation
    Disassembly
    —Fuel Injector And Glow Plug
    Removal
    —Oil Pressure Switch
    Removal
    —Temperature Sending Switch And Alternator
    Removal
    —Fan, Water Pump, And External Oil Tube
    Removal
    —Valve Cover
    Removal
    —Rocker Shaft And Push Rod
    Removal
    —Cylinder Head
    Removal
    —Valve Tappet
    Removal
    —Fuel Shut-Off Solenoid
    Removal
    —Engine Timing Gear Cover
    Removal
    —Timing Gears And Camshaft
    Removal
    —Oil Sump
    Removal
    —Oil Suction Pipe And Strainer
    Removal
    —Connecting Rods, Bearing And Pistons
    Removal
    —Flywheel
    Removal
    —Backplate And Oil Seal
    Removal
    —Crankshaft And Main Bearing
    Removal
    —Cylinder Head
    Disassembly
    Inspection
    —Valve Seats
    Inspection
    —Valves
    Inspection
    —Valve Guides
    Inspection
    —Valve Springs
    Inspection
    —Rocker Arms
    Inspection
    —Push Rods
    Inspection
    —Cylinder Head
    Assembly
    —Cylinder Block
    Inspection
    —Pistons, Piston Rings, And Connecting Rods
    Disassembly
    —Piston
    Inspection
    —Piston Rings
    Inspection
    —Connecting Rods
    Inspection
    —Bearing Oil Clearance Check
    Pistons, Piston Rings, and Connecting Rod
    Assembly
    —Crankshaft Main Bearings
    Removal
    Inspection
    —Crankshaft
    Inspection
    Crankshaft Journal Wear Limit and Bearing Usage

    —Crankshaft Front Main Bearing (Bushing)
    Inspection
    Replacement
    —Crankshaft Main Bearing
    Assembly
    —Port Block
    Removal
    Installation
    —Timing Gear
    Inspection
    —Camshaft
    Disassembly
    Inspection
    Assembly
    —Flywheel
    Inspection

    Timing Gear Housing
    —Front Oil Seal And Steering Pump Seal
    Replacement
    —Crankshaft And Bearing Holder
    Assembly
    —Rear Oil Seal And Backplate
    Assembly
    —Flywheel
    Installation
    —Piston And Connecting Rod
    Installation
    —Oil Suction Pipe And Suction Strainer
    Installation
    —Oil Sump
    Installation
    —Camshaft And Camshaft Gear
    Assembly
    —Idler Gear, Oil Pump And Injection Timing
    Installation
    —Timing Gear Cover
    Installation
    —Crankshaft Pulley
    Installation
    —Fuel Injection Pump
    Installation
    —Power Steering Pump
    Installation

    Head Gasket
    —Cylinder Head
    Assembly

    Valve Clearance Adjustment
    —Valve Cover
    Installation
    —Fan, Water Pump And External Oil Tube
    Installation
    —Glow Plug And Connector
    Installation
    —Fuel Injector
    Installation
    —Fuel Piping
    Installation
    —Alternator And Temperature Sending Switch
    Installation
    —Exhaust Manifold, Radiator, And Air Cleaner
    Installation
    —Description Of Operation — Engine Lubrication System
    Engine Oil Filter
    —Oil Pump
    Removal
    Inspection
    Installation And Adjustment

    Engine Oil Pressure Check
    —Oil Pressure Relief Valve
    Removal
    Installation
    —Description Of Operation – Cooling System

    —Maintenance
    Coolant
    Thermostat
    Water Pump
    Cooling Fan
    Radiator
    Radiator Cap
    —Overhaul – Cooling System
    —-Radiator
    Removal
    Inspection And Repair
    Installation
    —Water Pump And Thermostat
    Removal
    Inspection And Repair
    Assembly
    Installation

    Troubleshooting
    —Specification
    Cylinder Head
    Cylinder Block
    Piston
    Piston Ring
    Connecting Rod
    Crankshaft
    Cramshaft
    Valves
    Push Rods
    Rocker Arms
    Lubrication System
    Cooling System

    Torque Specifications
    —Special Tools
    Compression Test And Tools
    — Fuel System
    —Description And Operation – Injection Pump
    Pumping Elements
    Delivery Valves
    —-Injection Pump
    Removal
    Repair
    Installation
    —Timing And Governor Adjustments
    Installation Using Original Pump And Drive Components
    Install A New Pump Or Drive Component
    Spill-Timing Procedure
    Bleeding The Fuel System
    Full Screw/High Idle Adjustment
    —Description Of Operation – Governor
    —-Governor
    Disassembly
    Assembly
    Adjustments
    —Description And Operation – Injectors
    —-Injector
    Removal
    Disassembly
    Assembly And Adjustment
    Troubleshooting – General
    Troubleshooting -Fuel Injectors
    Troubleshooting – Governor
    Specifications
  • Single Clutch
    — Single Clutch
    —Description And Operation – General Information
    —-Single Clutch
    Free Play Adjustment
    —Separating The Tractor Between The Engine And Clutch Housing -9 X 3 Transmissions
    Disassembly
    Removal
    Installation
    Assembly
    —Description And Overhaul – Servicing Clutch-Related Components
    —-Clutch Pilot Bearing – 9 X 3 Gear Transmission Only
    Removal
    Inspection
    Installation
    —-Clutch Release Bearing
    Removal
    Inspection
    Assembly

    Flywheel Dimensions
    —Clutch Cross Shaft Bushings
    Removal
    Assembly
    —Clutch Pedal Bushings
    Removal
    Assembly

    Clutch Linkage Adjustment
    Troubleshooting
    Specifications
    Special Tools
  • Transmission Systems
    –Transmission Systems
    Introduction
    —Description And Operation — 9 X 3 Gear Transmission
    9 X 3 Gear Transmission — Power Flow
    —Overhaul
    Transmission Preparation
    —-Separating The Tractor – Between The Clutch Housing And The Rear Transmission 9X3 Transmission
    Removal
    —-Transmission Shift Cover
    Disassembly
    Assembly
    —-Input Shaft, Idler Gear, And Countershaft Gear
    Removal
    —-Main Shaft
    Removal
    —-Front Wheel Drive Shaft
    Removal
    —-Countershaft
    Removal
    —-Range And Rear Pto Shift Rail And Fork
    Removal
    —-Pinion Shaft
    Removal
    —-Pto Front Countershaft
    Removal
    —-Mid-Mount Pto Idler Shaft
    Removal
    —-Mid-Range Gear Case
    Disassembly
    Inspection
    —-Mid-Range Gear Case
    Assembly
    —-Mid-Mount Pto Idler Shaft
    Assembly
    —-Pto Front Countershaft
    Assembly
    —-Rear Pto Countershaft
    Assembly
    —Pinion Shaft
    Installation
    —-Shift Rail And Fork
    Installation
    —-Countershaft
    Assembly
    —-Front Wheel Drive Shaft
    Assembly
    —-Front Wheel Drive Shift Cover
    Assembly
    —-Main Shaft
    Assembly
    —-Input Shaft, Idler Gear And Countershaft Gear
    Assembly
    —-Reconnecting The Tractor – Between The Clutch Housing And The Rear Transmission – 9 X 3 Transmission
    Installation
  • Front Axle – Front Wheel Drive
    — Front Axle – Front Wheel Drive
    Description And Operation – Front Axle – Front Wheel Drive
    —Overhaul
    —-Front-Wheel Drive Front Axle
    Removal
    —-Front Axle
    Disassembly
    —-Differential
    Disassembly
    —-Differential
    Inspection
    —-Axle
    Inspection
    —-Differential
    Assembly
    —-Pinion
    Assembly
    Ring Gear To Pinion Backlash Check (Using Original Components)
    Ring Gear To Pinion Backlash Check (Using New Components)
    Shim Calculation – Alternate Method
    Pinion-To-Ring Gear Tooth Contact Adjustment
    Front-Wheel Drive Front Axle
    Installation
    Final Pinion And Wheel Shaft
    Backlash Adjustment
    —Troubleshooting
    Front Axle
    —Specifications
    Front Wheel Drive
  • Differential And Rear Axle
    — Differential And Rear Axle
    —Description And Operation – General Information
    Differential
    Differential Lock
    Rear Axle And Brakes
    —Overhaul
    —-Differential
    Removal
    —-Drive Pinion
    Removal
    —-Differential
    Disassembly
    Inspection
    Assembly
    —-Rear Axle
    Disassembly
    Inspection
    Assembly
    —-Differential Lock
    Disassembly
    Assembly
    Specifications
    —-Ring Gear And Pinion Gear Pattern Specification And Adjustment
    Special Tools
  • Hydrostatic Transmission
    — Hydrostatic Transmission
    —Description And Operation – Hydrostatic Transmission
    Variable Displacement Pump Operation
    Fixed Displacement Motor Operation
    —-Fluid Flow
    Neutral Position
    Forward Position
    Reverse Position
    —Overhaul – Hydrostatic Transmission
    Transmission Preparation
    Separation Between The Clutch Housing And The Extension Housing – The Extension
    Housing And Rear Transmission
    —-Hydrostatic Unit
    Removal
    Precautions Before Disassembly
    —-Motor And Port Block
    Disassembly
    —-Hydrostatic Motor
    Disassembly
    —-Hydrostatic Motor Shaft
    Disassembly
    —-Charge Pump
    Disassembly
    —-Swash Plate
    Disassembly
    Inspection
    —-Swash Plate/Charge Pump
    Assembly
    —-Hst Piston Pump Cylinder Block
    Assembly
    —-Hst Motor Cylinder Block
    Assembly
    —-Port Block
    —-Neutral And Feed Valves
    Disassembly
    Inspection
    Assembly
    —-Charge Pump Relief Valve
    Disassembly
    Inspection
    —-High Pressure Relief Valve
    Removal
    Installation
    —-Hydrostatic Pump And Port Block
    Assembly
    —-Motor And Port Block
    Assembly
    —-Check Valve
    Disassembly
    Inspection
    Assembly
    —-Installation Of The Clutch Housing And The Extension Housing – The Extension
    Housing And Rear Transmission
    —-Pressure Tests
    High Pressure Relief Valve
    Charge Pump Pressure Relief Valve
    —-Description And Operation – Gearbox
    Gearbox
    Overhaul – Gearbox
    Removal

    Separation Between The Clutch Housing And The Extension Housing – The Extension Housing And Rear Transmission
    —-Transmission Drive Shaft And Pto Input Shaft
    Removal
    —-Main Bearing Holder Plate
    Removal
    —-Main Shaft
    Removal
    —-Fwd Drive Shaft (Fwd Model Only)
    Removal
    —-Countershaft
    Removal
    —-Range And Rear Pto Shift Rail And Fork
    Removal
    —-Pinion Shaft
    Removal
    —-Pto Front Countershaft
    Removal
    —-Mid-Mount Pto Idler Shaft
    Removal
    Inspection
    —-Shift Rail And Fork
    Installation
    —-Mid-Mount Pto Idler Shaft
    Assembly
    —-Pto Front Countershaft
    Assembly
    —-Pinion Shaft
    Installation
    —-Countershaft
    Assembly
    —-Fwd Shaft (Fwd Models Only)
    Assembly
    —-Main Shaft
    Assembly
    —-Input Shaft, Transmission Drive Shaft, And Retaining Plate
    Assembly
    —-Front Wheel Drive Shaft Cover
    Assembly
    —-Installation Of The Clutch Housing And The Extension Housing – The Extension
    Housing And Rear Transmission
    —Overhaul And Adjustments – Control Linkage
    Control Linkage
    —Initial Adjustments 7
    Control Rod
    Pedal Stop
    Hst Neutralizer
    Removal
    Disassembly
    Inspection
    Assembly
    Installation
    —Hst Neutral Adjustment84

    —Linkage Damper
    Removal
    —Pedal
    Removal
    —Pedal Pivot Shaft
    Removal
    —Damper, Pivot Shaft, Pedal And Fwd Drive Shaft
    Assembly

    Troubleshooting
    Specifications
    Metric Bolt Torque Specifications
    Special Tools
  • Power Take-Off Systems
    — Power Take-Off Systems
    —Description And Operation – Pto System
    9 X 3 Gear Transmission
    Hydrostatic Transmission
    —Overhaul – Rear Pto
    —- 9 X 3 Rear Pto Output Shaft
    Removal
    Inspection
    Assembly
    —-Hst Rear Pto Output Shaft
    Removal
    Inspection
    Assembly
    —Description And Operation — Mid-Mount Pto
    Mid-Mount Power Take-Off
    Overhaul – Mid-Mount Pto
    9 X 3 Optional Mid-Mount Pto
    —-Gearbox And Countershaft
    Removal
    Output Shaft
    Removal
    Inspection
    Assembly
    —-Gearbox And Countershaft
    Assembly

    Hydrostatic Transmission, Standard Mid-Mount Pto
    —-Gearbox And Countershaft
    Removal
    Output Shaft
    Removal
    Inspection
    Assembly
    —-Gearbox And Countershaft
    Assembly
    —Specifications
    Rear Pto
    Mid-Mount Pto

    Metric Bolt Torque Specifications
  • Brakes
    — Brakes
    —Overhaul
    —-Brakes and Final Pinion
    Removal
    Inspection
    Assembly
    Brake Adjustment

    Specifications
    – Hydraulic System
    — Hydraulic System
    —Description and Operation – Hydraulic System
    Hydraulic System Circuits
    Oil Filter
    Combination System Relief – Diverter Valve Manifold
    Control Valve Assembly (HPL)
    —-Oil Flow
    Neutral Position
    Lifting Position
    Lowering Position
    —-Cylinder Head And Flow Control Valve
    —Overhaul – Hydraulic System
    —-Lift Cylinder
    Removal
    Disassembly
    Inspection And Repair
    Assembly
    —-Cylinder Head (Flow Control Valve)
    Disassembly
    Inspection
    Assembly
    —-Control Valve
    Disassembly
    Inspection
    Assembly
    —-Lowering Valve
    Adjustment
    —-Diverter Valve And Relief Valve Manifold Assembly
    Removal
    Disassembly
    Inspection
    Assembly
    —Adjustments
    —-Linkage
    Adjustment Procedure
    —-Control Lever
    Adjustment Procedure
    —Description And Operation – Hydraulic Pump
    Hydraulic Pump And Filter
    —-Hydraulic Pump
    Disassembly
    Inspection And Repair
    Assembly
    —Description And Operation – Remote Valves
    Remote Control Valves
    Hydraulic Manifold Block/Diverter Valve
    Single Spool Remote Control System
    —-Oil Flow
    Neutral Position
    Raising Position
    Lowering Position
    —-Front (Double Spool) Remote Valve
    —-Double Spool Remote Control System
    —-Oil Flow
    Bucket And Lift Control – Neutral Position
    Bucket Cylinder – Dumping
    Bucket Cylinder – Regen
    Bucket Cylinder – Rollback
    Lift Cylinder – Raising
    Lift Cylinder – Lowering
    Lift Cylinder – Float Position
    —Overhaul – Remote Valves
    —-Single Spool Valve (Rear Remote Valve)
    Removal
    Disassembly
    Inspection
    Assembly
    —-Double Spool Remote Valve
    —-Double Spool Remote Valve (Front Remote Valve)
    Removal
    Disassembly
    Lift Spool
    Bucket Regen Spool
    Inspection
    Assembly
    Lift Spool
    Bucket Regen Spool
    —-Front Remote Valve Linkage
    Removal
    Installation

    Troubleshooting
    —Pressure Testing
    Main System Relief Valve

    Specifications
    Metric Bolt Torque Specifications
    Special Tools
  • Power Steering System
    — Power Steering System
    —Description And Operation
    Power Steering System
    —-Power Steering Control Valve
    Spool And Sleeve
    Drive Shaft
    Gerotor Pump
    Check Valve
    Relief Valve
    —-Power Steering Pump
    —-Power Steering Cylinder
    —-Power Steering Operation
    Fluid Flow – Neutral Position
    Fluid Flow – Left Turn
    Fluid Flow – Right Turn
    —-Power Steering Manual Operation
    —Overhaul
    —-Power Steering System
    Removal
    Steering Control Valve
    Disassembly
    Inspection
    Assembly
    —-Steering Cylinder
    Removal
    Disassembly
    Inspection
    Assembly
    —-Oil Pump
    Disassembly
    Inspection
    Assembly
    —-Power Steering System
    Installation
    —-Power Steering Tubes
    —Troubleshooting
    —Pressure Testing
    —-Pump, Steering Valve, and Relief Valve
    Test Results
    —-Steering Cylinder
    Test Results 3

    Specifications
    Special Tools
    Metric Bolt Torque Specifications
  • Wheels And Tires
    — Wheels And Tires
    —Specifications
    Wheels And Tires – Tread Setting
    Weights
    Wheels And Tires – Weight Limitation
    Liquid Ballast
    Tire Inflation Vs Permissible Load
    Wheels And Tires Lug Bolt Torque
    Front And Rear Wheel Hub Bolt Torque Sequence
  • Electrical System
    — Electrical System
    —Component Location And Function – Description And Operation
    Wiring Harnesses
    Ground Locations
    —-Battery
    Removal
    Installation
    —-Fuse Block
    —-Main Fuse
    Replacement
    —Electrical System Components – Description And Testing
    —-Key Start Switch
    Replacement
    Installation
    Testing
    —-Light Switch (Combination Switch)
    Removal
    Testing
    Installation
    —-Hazzard/Turn Signal Combination Switch
    Removal
    Testing
    Installation
    —-9 X 3 Transmission Main (Speed) Gears, Safety Switch
    Adjustment
    Testing
    —-Transmission Range Gear Safety Switch (Hst Models), Rear Pto Safety Switch And Mid Pto Safety Switch
    Range Switch Adjustment – Hst Transmission
    Testing
    —-Seat Safety Switch
    Removal
    Testing
    Installation
    —-Parking Brake Switch
    Testing
    —-Cruise Control Brake Release Switch (Hst Only)
    Testing
    —-Relays
    Testing
    —-Flasher Controller
    Removal
    Testing

    Safety Controller
    —-Glow Plug Indicator Light
    Testing
    —-Fuel Shut Off Solenoid (Safe Operation)
    Testing
    —-Safety Start Circuit (Safety Controller)
    Testing
    —-Parking Brake Indicator Light (Safety Controller)
    Testing
    —-Rear Pto Indicator Light (Safety Controller)
    Testing
    —-Diodes
    Testing
    —-Cruise Control Magnet (Hst Models)
    Testing
    —-Hst Speed Control (Cruise Control) Switch (Hst Models Only)
    Testing
    —-Glow Plugs
    Testing

    Engine Sensors
    —Fuel Shutoff Solenoid
    Testing

    Lighting
    Flasher Warning Light
    Rear Work Light (Optional)
    Electrical Wiring Diagram
    Starting Circuit (Operator Present) Hst Transmission
    Starting Circuit (Operator Present) Gear Transmission
    Starting Circuit (No Operator Present) Hst Transmission
    Starting Circuit (No Operator Present) Gear Transmission
    Safe Operation Circuit (Operator Present) All Transmissions
    Safe Operation Circuit (Operator Not Present) Hst Transmission Pto(S) Not Engaged
    Not Engaged
    Safe Operation Circuit (Operator Not Present) HST Transmission Rear PTO Engaged
    Safe Operation Circuit (Operator Not Present) Gear Transmission Rear PTO Engaged
    Glow Plug Circuit
    HST Cruise Control Circuit
    Front Work Lights Circuit
    Front Road Lights Circuit
    Hazard Flasher Circuit
    Left Turn Signal Circuit
    Right Turn Signal Circuit
    Engine Temperature Gauge Circuit
    Engine Oil Pressure Indicator Light Circuit
    Fuel Level Sender Circuit
    Parking Brake Indicator Light Circuit
    Rear PTO Indicator Light Circuit
    Tachometer Circuit
    Charging Circuit
    —-Component Operation and Servicing
    Instrument Panel
    Removal
    —-Component Testing and Replacement
    Fuel Gauge Testing
    Testing
    Replacement
    —-Temperature Gauge
    Testing
    Replacement
    —-Tachometer
    Testing
    Replacement
    —-Instrument Panel, Indicator And Illumination Lights
    Bulb Replacement

    Description Of Operation – Starting System
    —Overhaul – Starter Motor
    —-Starter Motor
    Removal
    Disassembly
    Inspection And Repair
    Electrical Tests
    Assembly
    —-Description Of Operation — Charging System
    Stator
    Rotor
    Rectifier
    End Frame
    Ic Regulator
    Improvement Of Charging System
    Detention Function
    Function
    —Overhaul – Charging System
    —-Pulley
    Removal
    —-Rear End Cover
    Removal
    —-Brush Holder
    Removal
    —-Ic Regulator
    Removal
    —-Regulator
    Removal
    —-Bushing
    Removal
    —-Rear End Frame
    Removal
    —-Rotor
    Removal
    —-Retainer Plate
    Removal
    —-Bearing (Drive End Side)
    Removal
    —-Bearing (Slip Ring Side)
    Removal
    –Component Inspection And Repair
    Stator
    Rotor
    Rectifier
    —-Diode
    Testing

    Brush Hold And Brushes
    Bearings
    Fan
    Drive Pulley
    Alternator Housing
    —-Alternator
    Assembly
    —-Charging System
    Performance Tests
    —-Ic Regulator
    Inspection
    —-Voltage Measurement On The Vehicle
    —Troubleshooting
    Failure In Charging System
    Preliminary Checks
    Care In Handling Charging System
    Specifications
  • Platform
    — Platform
    —Description Of Operation – Platform
    —-Hood
    Removal
    Installation
    —-Steering Wheel
    Removal
    Installation
    —-Instrument Panel And Console
    Removal
    Installation
    —-Rear Panels
    Removal
    Installation
    —-Fuel Tank
    Removal
    Installation
    —-Seat And Seat Suspension
    Removal And Disassembly
    Installation
    —-Roll Over Protection System (Rops)
    Removal
    Installation
    —-Fenders
    Removal
    Installation
    —-Side Steps
    Removal
    Installation

What you get

You will receive PDF file with high-quality manual on your email immediately after the payment.

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