New Holland M427, M428, M459 Telehandler Service Manual

Covers: New Holland M427, M428, M459 Telehandlers

• Please contact us with your serial number if you have compatibility questions

Type: Service Manual
Language: English
Pages: 910
Format: PDF
File size: 134mb
Features: Searchable, printable
Compatibility: Windows/Mac/Tablet/Mobile

This service manual contains important information for troubleshooting and servicing New Holland M427, M428 and M459 telehandlers/forklifts. In this 900+ page manual you will find detailed specifications, illustrations, diagrams and step-by-step procedures to properly service the telehandler to the factory standards.

Includes machine service manual and engine/fuel repair manual.

Contents:

GENERAL INFORMATION

• Safety
• Identification
• Standard torque specs
• Specifications and dimensions
• Lubricants and coolants

ENGINE

• Diesel engine specifications
• Service limits
• Engine and radiator removal and installation
• Place engine on stand
• Rocker assembly
• Camshaft and bushing
• Camshaft gear
• Camshaft pushrod
• Tappets
• Valve assembly
• Aux. drive
• Crankshaft
• Crankshaft gear, bearings, journals and seals
• Timing gear
• Rods and pistons
• Flywheel
• Vibration damper
• Balancer
• Cylinder block and head
• Valve cover
• Front and rear covers
• Wiring harness
• ECM
• Sensors
• Engine troubleshooting

POWERSHIFT GEARBOX

• General information
• Gearbox operation
• Hydraulic circuit
• Troubleshooting
• Pressure testing
• Disassembly and Assembly
• Overhaul
• Special Tools

AXLES

• Specifications
• Description and operation
• Troubleshooting
• Wheel toe-in check
• Component overhaul
• Axle removal procedure
• Axle overhaul
• Axle drive pinion bearing adjustment
• How to install and adjust the axle drive pinion
• Front drive shaft

BRAKES

• Specifications
• Power brakes
• Parking brake
• Brake disc adjustment
• Troubleshooting
• Brakes disassembly

HYDRAULICS

• Technical data
• Description and operation
• Component operation
• Steering valve
• Telescopic boom hydraulic circuit
• Front loader controls
• Balancing valves
• Power steering (OSPQ)
• Telescopic boom distributor
• Auxiliary control distributor (with or without stabilizer)
• Cylinders
• Boom

ELECTRICAL SYSTEM

• Electrical system specifications
• Fuses
• Controls and instruments
• Gearbox electrical
• Switches
• Lights
• Fault finding
• Circuit/wiring diagrams
  • Starting/Recharge/Warning/Indicators lights
  • Transmission
  • Wheel alignment/Hydraulic solenoids/Brake system
  • Boom control
  • Frame levelling/Parking brake device
  • Lights
  • Work lamps/Roof beacon light
  • Instrument panel wiring
  • Joystick wiring
  • Front wiring
  • Rear wiring
  • Engine wiring

Please note this manual is in downloadable PDF format only. If you have any questions about this product or would like to request sample pages, please contact us and reference the product name or SKU.