New Holland HW305, HW305S, HW325 Repair Manual PDF

This Repair Manual in PDF format has been developed and collected by specialists in order to maintain the work of New Holland HW305, HW305S, HW325 models for many years and to ensure safe and high-quality work.  

It covers:

SECTION 00 - GENERAL INFORMATION
Description Page
00 000 Precautionary Statements 
Safety 
General Safety Information 
Protecting the Electronic/Electrical Systems During Charging or Welding 
Introduction
About Improvements 
Product Identification Numbers (PIN) 
Engine PIN Number 
Company Policy 
Parts and Accessories 
Lubrication
Recommended Lubricants and Coolants 
Sealants 
Minimum Hardware Tightening Torques 
Installation of Adjustable Fittings in Straight Thread O ring Bosses 
Standard Torque Data for Hydraulic Tubes and Fittings 
Pipe Thread Fitting Torque 
Installation of ORFS (O ring Flat Faced) Fittings 
Specifications 

SECTION 10 - ENGINE
Description Page
Engine Overhaul Introduction 
Description of Operation 
Specifications 
Special Tools 
Torques 
Overhaul
Engine 
Removal 
Turbocharger  
Fuel System  
Thermostat
Oil Cooler  
Water Pump 
Cylinder Head  
Front Housing  
Oil Pump  
Rear Housing 
Oil Pan 
Timing Gears 
Pistons 
Main Bearings  
Crankshaft  
Oil Nozzles  
Camshaft
Tappets 
Block 
Inspection
Crankshaft 
Oil Pump Gear
Inspection, Removal, and Installation 
Crankshaft
Installation for Inspection 
Camshaft
Camshaft Bushings 
Inspection and Installation 
Tappets
Piston 
Disassembly 
Assembly 
Connecting Rod 
Bushings 
Rod Markings 
Connecting Rods 
Piston and Connecting Rod 
Assembly
Piston Rings  
Piston and Rod Assembly
Installation for Clearance 
Rod Bearing
Clearance 
Piston 
Height Measurement 
Cylinder Head
Valve  
Valve Seals 
Removal 
Inspection/Installation 
Cylinder Head 
Valves 
Specifications 
Valve Stem Play 
Valve Guides 
Valve Seats 
Valve Springs 
Inspection of the Intake and Exhaust Valve Springs 
Cylinder Head 
Installation 
Push Rods 
Rocker Arm Group  
Installation
Block Assembly
Tappets
Camshaft 
Oil Nozzles
Crankshaft
Piston and Connecting Rod 
Timing Gearbox 
Camshaft 
Timing 
Fuel Pump
Flywheel Housing 
Oil Pump 
Water Pump 
Front Cover 
Crankshaft Pulley
Oil Pan 
Oil Cooling System 
Injector Assembly 
Valve Covers 
Exhaust Manifold
Turbocharger
Engine 
Troubleshooting

SECTION 25 - FRONT MECHANICAL DRIVE 
Description Page
Description of Operation
Special Tools 
Overhaul
Front Mechanical Drive 
Removal
Installation 
Planetary Gearbox Drive
Disassembly 
Assembly 
Labor Guide

SECTION 29 - HYDROSTATIC TRANSMISSION 
Description Page
Specifications 
Hydrostatic Transmission Identification 
Torque Specifications 
Torque Chart
Motor Area 
Description of Operation 
Pumps 
High Pressure Relief Valves 
Check Valves 
Charge Pump 
Charge Relief Valve (Pump)
Header Lift Pump 
Motors 
Fixed Displacement Motor
Variable Displacement Motor 
Reservoir
Oil Flow 
Neutral 
Forward/Reverse 
HW305/305S Hydraulic System Diagram 
HW325 Hydraulic System Diagram 
Solenoid Valve (2-Speed Drive Motor Only) 
Low-Range Operation 
High-Range Operation 
Cooling Circuit 
Relief Valve 
Operation 
Linkage 
Operation 
Sauer-Danfoss Authorized Service Centers -- North America 
Troubleshooting
Excessive Noise
Overheating Transmissions 
Loss of Propulsion 
Control Linkage Inspection 
High-Pressure Relief Valve Check 
Charge Pump Relief Valve 
Check Valve
Pressure Testing 
Port Locations 
Charge Pressure (HW305/305S) 
Charge Pressure (HW325) 
Charge Pressure System Test 
Tandem Pump Charge Pressure Test 
Complete Charge System Test (HW325 Only) 
High Pressure Relief Valve Test
Gage Port and Relief Valve Locations
Pressure Port Locations 
Case Pressure Test (Pump) 
Case Pressure Test (Motor, HW325 only) 
Suction Test 
Case Flow Test (HW325 Only) 
Ground Speed Circuit (HW305/305S) 
Operation 
Troubleshooting 
Ground Speed Display Does Not Function (HW305/305S)
Ground Speed Circuit (HW325) 
Operation 
Troubleshooting 
Ground Speed Display Does Not Function (HW325) 
Troubleshooting Charts 
Windrower Will Not Shift into High Range 
Windrower Will Not Shift into Low Range 
Charge Pump 
Hydrostatic System
Explanation of Terms Used in Failure Analysis
Lack of Lubrication 
Operating at Excessive Temperature Levels
Cavitation 
Overspeeding of the Unit
Parts Worn or Scored From Contamination 
Abrasive Contaminants 
Plates Scored from Water in Oil (Non-Particle Contaminants) 
Minor Repairs 
Tandem Pump 
Port Locations 
Rear Half Port Breakdown 
Front Half Port Breakdown 
Shaft Seal Replacement 
Charge Pump Removal 
Charge Pump Inspection
Charge Pump Assembly 
O Ring Seals 
Trunnion Seal (Control Shaft Side) 
Trunnion Cover (Plain) 
Tandem Pump Removal
Tandem Pump Installation
Ground Drive Motor 
Removal 
Inspection/Parts Breakdown 
Installation 
Start-Up 
Maintenance 
Worm Shaft
Removal 
Installation

SECTION 33 - BRAKES AND CONTROLS 
Description Page
Description of Operation
Special Tools 
Overhaul 
Brake Assembly 
Removal 
Installation 
Disassembly 
Rotating, Stationary, and Primary Disc Assembly 
Installation 
Brake Bleeding Procedure 
Labor Guide

SECTION 35 - HYDRAULIC SYSTEMS 
SECTION 44 - REAR AXLE 
Description Page
Introduction 
Overview 
Specifications 
Special Tools 
Description of Operation 
Extensions and Axle Tube
Adjustments 
Wheel Width
Channel Widths (Spindle to Spindle) 
Axle Extension Position 
Overhaul 
Wheel, Axle Shaft and Hub 
Removal 
Inspection 
Installation 
Axle Support Fork 
Removal 
Inspection 
Installation 
Rear Axle Extension 
Removal 
Inspection 
Installation
Axle Tube and Center Pivot Pin 
Removal 
Inspection
Installation
Labor Guide

SECTION 50 - CLIMATE CONTROL 
SECTION 55 - ELECTRICAL SYSTEMS 
SECTION 58 - HEADER ATTACHMENTS 
Description Page
Overview 
HW305 and HW305S Draper Floatation 
Operation 
Overhaul
Cut Height Cylinders 
Removal 
Inspection 
Installation 
Cartridge Valves 
Removal 
Installation 
Hose Routing -- Cut Height Cylinders 
Hose Routing 
Removal 
Installation 
Hoses -- Valve to Valve
Removal 
Installation 
Without Deck Shift
With Deck Shift 
Hydraulic System Check with Header Installed 
Electrical System -- Fuse and Relay
Removal
Switches 
Removal 
Solenoid Connectors 
Inspection 
Troubleshooting -- Wire Harnesses 
Harness Connectors and Wires 
CN-C Wire Harness (Common Draper/Merger, Cab) 
DR-C Wire Harness (Draper, Cab) 
DR-FS4 Wire Harness, Flow Divider
DV-CS4 Wire Harness
DR-F Wire Harness (Draper, Main Frame) 
LT-C Wire harness (Elec Counter Weight L Header Trim, Cab) Deck Shift Only
LT-F Wire harness (Elec Counter Weight L Header Trim, Main Frame) Deck Shift Only 
Troubleshooting -- Draper System 
Diagnostic Charts 
Preliminary Diagnostic Chart 
Accessing Diagnostic Mode 
Energized Components 
Header to Machine Connector 
Theory of Operation -- Flow Divider
4 Cylinder Flow Divider Logic
Wire Identification 
Fuse F-41 Power Chart 
Fuse F-42 Power Chart
Schematics

SECTION 88 - OPTIONAL EQUIPMENT 
Description Page
Optional Kits
Instructor Seat 
Radio (A-17) 
Installation
Wiper 
Cab Heater 
Adjustable Windrow Shield
Removal 
Installation 
Cold Start Kit
Removal and Replacement
Auxiliary Fuel Tank
Deluxe Lighting Kit
Service Flood Light 
Replacing Power Outlets
Deluxe Header Tilt Indicator 
Hydraulic Tilt Cylinder 
Header Lift Arm Quick Latch Kit 
Model HS Sickle Header Drive Adapter Kit
Removal
Disassembly 
Shaft Removal 
Assembly 
Installation 
Model 2300 Sickle Header Adapter Kit 
Removal 
Repair 
Disassembly 
Inspection 
Assembly
Installation 
Draper Header Drive Adapter Kit
Deck Shift Draper Header Adapter Kit 
Header Power Reverser Kit 
Hydraulic Reel Drive Kit 
Engine Mounted Auxiliary Drive Pump 
Auxiliary Hydraulic Filter 
Swath Roller Hitch 
Removal 
Installation 
Chaff Wiper Kit 
Removal 
Installation
 
SECTION 90 - PLATFORM, CAB AND DECALS
Description Page
Introduction 
Overview
Overhaul 
Air Ride Seat (HW305 and HW305S)
Removal 
Disassembly 
Inspection 
Reassembly
Installation
Cab Door 
Cab Door Handle 
Disassembly 
Cab Floor Mat 
Console 
Assembly
Steering Column 
Wiper Motor
Remove and Replace 
Stereo and Speaker System 
Switches and Their Functions 
Safety Decals 
Repair Time Schedule

Failure to properly maintain equipment or to follow instructions contained in the tutorial could result in damage to the products, personal injury, property damage, or death. This comprehensive manual is suitable for professional technicians and novice mechanics alike.

Features of the Manual
Format: PDF
Language: English
Pages: 2030
Compatible with all versions of Windows, Mac, Linux, iPhone, iPad, and Android
The Electronic guide includes sections about special tools list, safety rules, technical data, operation, troubleshooting, engine instruction, maintenance procedures, many illustrations, different schemes, diagrams, etc.

FAQs
How do I download the manual?
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Is the manual printable?
Yes, all pages are printable.

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