Factory Repair Manual For New Holland Tractor. Manual Contains Illustrations, Instructions, Diagrams For Step By Step Remove And Install, Assembly And Disassembly, Service, Inspection, Repair, Troubleshooting, Tune-Ups.

Format: PDF
Language: English
Pages: 592
Number: 87021725 (August 2002)
Bookmarks: Yes
Searchable: Yes
Wiring Diagrams: Yes

Model

New Holland Tractor
TC30

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
General Dimensions
Minimum Hardware Tightening Torques
Lubricants
Adjustments
Tire Inflation Pressure
-ENGINE SYSTEMS
Specifications
Cylinder Head Assembly
Pistons, Piston Rings, and Connecting Rods Disassembly and Inspection
Crankshaft
Timing Gear
Flywheel
Descriptions
Oil Filter
Oil Pump
Description ol Operation
Thermostat
Water Pump
Cooling Fan
Radiator
Water Pump
-FUEL SYSTEMS
Specifications
Description of Operation
Fuel Variation Mechanism
Pumping Elements
Delivery Valves
Injection Pump Removal
Installation using Original Pump and Drive Components
Description of Operation
-CLUTCHES
Single Clutch • 2WD 9 x 3 and HST Models
Disassembly
Assembly
Clutch Pilot Bearing
-GEAR TRANSMISSION
9×3 Gear Transmission
Input Shaft Removal (single clutch)
Lever Overhaul
-FRONT-WHEEL DRIVE FRONT AXLE
Front-wheel Drive Front Axle
Description of Operation
Reduction Gear – Drop Box Disassembly
Front Axle and Differential Disassembly
Reduction Gear Box Assembly
-DIFFERENTIAL, REAR AXLE
Introduction
Description of Operation
Differential Lock
Differential Overhaul
Rear Axle Overhaul
-HYDROSTATIC TRANSMISSION
Hydrostatic Transmission
Description of Operation
Variable Displacement Pump Operation
Fixed Displacement Motor Operation
Removal
Port Block
Check Valve
Hydrostatic Transmission Gearbox
The HST Control Linkage
-POWER TAKE-OFF SYSTEMS
Description of Operation
Transmission Drive Power Take-off
Power Take-off Drive – Hydrostatic Transmission
Power Take-off Overhaul
Power Take-off Center Countershaft Removal
Mid-mount PTO Gearbox Disassembly
-BRAKES
Rear Axle and Brakes
Parking Brake
Brakes and Final Pinion Overhaul
-HYDRAULIC SYSTEM
Introduction
Description
Combination System Relief – Diverter Valve Manifold Assembly
Control Valve Assembly (HPL)
Neutral Position – Fluid Flow
Raising Position – Fluid Flow
Lowering Position – Fluid Flow
Bypass Spool – Fluid Flow – Closed Positon
Bypass Spool – Fluid Flow – Open Position
Flow Control Valve
Lift Cylinder Removal
Flow Control Valve
Hydraulic Control Valve
Combination System Relief Valve and Diverter Valve Assembly
HPL Linkage Adjustments
Description
Remote Valves
Front (double spool) Remote Valve
-STEERING SYSTEMS POWER STEERING
Power Steering System
Spool and Sleeve
Power Steering Pump
Power Steering Cylinder
Power Steering Operation
Steering Control Motor Removal
Steering Cylinder Removal
-WHEELS AND TIRES
2WD Front Axle and Related Parts
Tread Settings and Ballasting
-ELECTRICAL SYSTEM
Electrical
Introduction
Component Location and Function
Description
Seat Safety Switch
Description of Operation
-SEPARATING THE TRACTOR
Front Axle Removal
-PLATFORM
Hood
Side Covers
Steering Wheel
Dash Panel
Seat
Roll Over Protection System (ROPS)
Fuel Tank
Rear Fenders
Operator Platform