John Deere 304H loader Operator's Manual

omt184550 - 304h loader Operator's Manual.pdf

Complete Operator's Manual for John Deere 304H loader, with all the shop information to maintain and operate.

Total Pages: 522 pages
File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)
Language: English

omt184550 - 304h loader

Table of Contents

Foreword

Technical Information Feedback Form

Section 05: Safety

304H Loader

Recognize Safety Information

Understand Signal Words

Follow Safety Instructions

Avoid Injury from Rollover Accidents -------------------------------- Wear Your Seat Belt -------------------------------- Do Not Attempt to Jump Clear of Tipping Machine-Serious or Fatal Crushing Injuries Will Result -------------------------------- Machine Will Tip Over Faster Than You Can Jump Free

Avoid Injury from Backover Accidents ------------------------------------ Before Moving Machine, Be Sure All Persons Are Clear of Area ------------------------------------ Always Be Alert for Bystanders Moving into the Work Area. Use Horn or Other Signal to Warn Bystanders Before Moving Machine ------------------------------------ When Using a Signal Person, Keep Person in View at all Times. Be Sure Signal Person is Clear Before Backing Up

Avoid Injury from Rollaway Accidents ------------------------------------ To Prevent Rollaway, Always Make Sure Machine Is Properly Secured Before Leaving Operator's Seat ------------------------------------ Death or Serious Injury May Result if You Attempt to Mount or Stop a Moving Machine ------------------------------------

Inspect Machine

Use Handholds and Steps

Prevent Machine Runaway

Use Seat Belt Properly

Maintain Seat Belt

Travel Safely

Drive Machine Safely

Operate Machine with Caution

Operating on Slopes

Carrying Loads

Avoid Power Lines

Beware of Exhaust Fumes

Keep Riders off Machine

Handle Fuel Safely-Avoid Fires

Prepare for Emergencies

Clean Trash from Machine

Protect Against Flying Debris

Wear Protective Clothing

Protect Against Noise

Handle Chemical Products Safely

Use Safety Lights and Devices

Keep ROPS Installed Properly

Warn Others of Service Work

Practice Safe Maintenance

Support Machine Properly

Remove Paint Before Welding or Heating

Avoid Heating Near Pressurized Fluid Lines

Avoid High-Pressure Fluids

Clean the Machine Regularly

Service Cooling System Safely

Store Attachments Safely

Dispose of Waste Properly

Section 06: Safety Signs

Safety Signs

Section 10: Operator's Station

Monitor Gauges, Indicators and Dash Switches

Side Console Switches

Warning Alarm

Battery Voltage Indicator

Low Engine Oil Pressure Indicator

Forward Direction Indicator

Reverse Direction Indicator

Hydraulic Oil Temperature Indicator

Park Brake Indicator

Clock, Hour Meter, and Speedometer

Monitor Messages

High Speed Indicator

Low Speed Indicator

Pilot Disable Indicator

Engine Air Filter Restriction Indicator

Engine Coolant Temperature Indicator

Seat Belt Indicator

High Beams ON Indicator

Turn Signal Indicator

Engine Preheat

Fuel Gauge

Engine Coolant Temperature Gauge

Boom and Bucket Control Lever

Quick Disconnect and Auxiliary Hydraulic Lever

FNR Lever and Speed Selector

Neutral Lock Latch

Turn Signal Lever

Pedals

Horn Button

Operating Front Windshield Wiper and Washer

Operating Rear Windshield Wiper and Washer

Adjusting Steering Column Tilt

Setting the Clock

Opening and Securing Side Door

Secondary Exit

Drive Lights

Work Lights-If Equipped

Heater Operation

Air Conditioner-If Equipped

Air Conditioner-If Equipped

Air Flow Control

Adjusting Seat

Cab Removal and Installation

4th Function Auxiliary Hydraulics-If Equipped

Section 20: Pre-Start Inspection

Inspect Machine Daily Before Starting

Section 25: Operating the Engine

Check Instruments Before Starting

Cold Weather Start-Up

Starting the Engine

Using Booster Batteries-12 Volt System

Check Instruments After Starting

Warm-Up

Cold Weather Warm-Up

Stopping the Engine

Section 30: Driving the Machine

Driving on Public Roads

General Driving Precautions

Neutral Lock Latch

Shifting the Machine

Slowing and Stopping the Machine

Park Brake Switch

Parking the Machine

Lock All Compartments

Section 35: Operating the Machine

Boom and Bucket Control Lever

Operating Quick Disconnect

Pilot Enable/Boom Down Switch

Brake/Inching Pedal

Boom Height Kickout Adjustment

Return-to-Dig Adjustment

Operating 4th Function Auxiliary Hydraulics-If Equipped

General Operating Tips

Turning the Machine

Excavating Banks or Stockpiles

Using the Loader Bucket

Backdragging

Backfilling

Truck Loading

Fork Attachment

Material Handler Arm Attachment

Section 40: Transporting

Transporting Precautions

Loading Machine on a Trailer

Towing Procedure

Lifting the Machine

Section 45: Fuels and Lubricants

Diesel Fuel

Lubricity of Diesel Fuel

Low Sulfur Diesel Fuel Conditioner

Diesel Fuel Storage

Fuel Tank

Diesel Engine Oil

Differentials and Final Drives Oil

Hydraulic System Oil

Service Brake Oil

Grease

Alternative and Synthetic Lubricants

Lubricant Storage

Mixing of Lubricants

Section 50: Periodic Maintenance

Service Your Machine at Specified Intervals

Drain Hose Storage

Check the Hour Meter Regularly

Use Correct Fuels and Lubricants

Prepare Machine for Maintenance

Locking Machine Frame

Boom Lock

Opening Hood

Check Windshield Washer Fluid Level

Maintenance and Repair Record Keeping System

OILSCAN Plus, OILSCAN Plus is a registered trademark of Deere & Company CoolScan PlusCoolScan Plus is a registered trademark of Deere & Company and 3-Way Coolant Test Kit

Service Intervals

Section 55: Maintenance-As Required

Inspect and Replace V-Belt(s)

Drain Fuel Filter Sediment

Clean Air Cleaner Elements

Inspect Element

Clean Dusty Primary Element

Lubricate Cab Door Hinges

Check Tire Pressure

Tire Pressures

Tighten Wheel Lug Nuts

Section 60: Maintenance-Every 10 Hours or Daily

Check Coolant Level

Check Engine Oil Level

Clean Air Cleaner Dust Unloader Valve

Check Hydraulic Oil Level

Section 65: Maintenance-Every 50 Hours

Lubricate Loader Linkage and Cylinder Pivots

Lubricate Gear Case to Front Axle Shaft

Lubricate Front and Rear Steering Cylinder Pivots

Lubricate Rear Steering Axle Pivots

Lubricate Oscillating Rear Axle

Lubricate Frame Hinge Pivot

Section 75: Maintenance-Every 250 Hours

Clean Cab Air Filter

Change Engine Oil and Replace Filter

Check Brake Oil Level

Section 80: Maintenance-Every 500 Hours

Check Coolant Conditioner

Check and Clean Hydraulic Oil Cooler and Radiator

Replace Primary Fuel Filter

Replace Final Fuel Filter

Bleeding the Fuel System

Check Air Intake Hose

Replace Hydraulic Oil Return Suction Filter

Check Battery Electrolyte Level and Terminals

Check Rear Differential and Gear Case Oil Level

Check Front Differential Oil Level

Check Front and Rear Final Drives Oil Level

Check Brake/Inching Pedal Linkage Adjustment

Section 85: Maintenance-Every 1000 Hours

Check Park Brake and Service Brake Pads

Replace Cab Air Filter

Speed Control Linkage Adjustment

Change Rear Differential and Gear Case Oil

Check and Adjust Engine Valve Lash

Clean Engine Crankcase Vent Tube

Replace Air Cleaner Elements

Replace Air Cleaner Dust Unloader Valve

Replace Hydraulic Tank Breather

Change Rear Final Drive Oil

Change Front Differential and Front Final Drives Oil

Section 86: Maintenance-Every 2000 Hours

Clean Hydraulic Oil Fill Strainer

Change Hydraulic System Oil

Section 88: Maintenance-Every 3000 Hours

Draining the Cooling System

Diesel Engine Coolant

Filling the Cooling System

Replace Seat Belt

Section 90: Maintenance

Test the Coolant Freeze-Protection Level

Precautions for Alternator and Regulator

Service Batteries Carefully

Checking Electrolyte Specific Gravity

Using Battery Charger

Replacing Batteries

Removing Batteries

Replacing Fuses

Fuse (Blade-Type) Color Codes

Engine Speeds

Checking Neutral Start System

Service Pilot Accumulator

Adding Attachments/Accessories to Rollover Protective Structure (ROPS)

Welding on Machine

Park Brake Adjustment

Service Brake Adjustment

Replace Marker Light and Drive Light Bulbs

Do Not Service Control Valves, Cylinders, Pumps or Motors

Keep ROPS Installed Properly

Brake/Inching Pedal Linkage Adjustment

Check Receiver/Dryer Moisture Indicator-If Equipped

Check Receiver-Dryer Moisture Indicator-If Equipped

Hardware Torque Specifications

Metric Bolt and Cap Screw Torque Values

Additional Metric Cap Screw Torque Values

Unified Inch Bolt and Cap Screw Torque Values

Check Oil Lines and Fittings

Service Recommendations For Metric 24° O-Ring Seal DIN 20078

Service Recommendations For Non-Restricted Banjo (Adjustable) Fittings

Service Recommendations For O-Ring Boss Fittings With Shoulder

Service Recommendations for Metric Series Four Bolt Flange Fitting

Service Recommendations For Inch Series Four Bolt Flange Fittings

Section 95: Operational Checkout

Operational Checkout

Section 100: Troubleshooting

Using Troubleshooting Charts

Monitor Service Codes

Engine

Hydrostatic System

Differential and Axle

Service Brake

Driveline

Park Brake

Hydraulic System

Steering

Hydraulic Fan Motor and Pump

Heater System

Air Conditioning-If Equipped

Section 105: Storage

Prepare Machine for Storage

Monthly Storage Procedure

Section 110: Machine Numbers

Record Product Identification Number (PIN)

Record Engine Serial Number

Record Gear Case Serial Number

Record Hydrostatic Pump Serial Number

Record Front Axle Serial Number

Record Rear Axle Serial Number

Record Hydrostatic Motor Serial Number

Section 115: Specifications

304H Loader Specifications

Drain and Refill Capacities

Section 120: Crime Prevention Tips

Help Prevent Crime

Record Identification Numbers

Keep Proof of Ownership

Park Indoors Out of Sight

When Parking Outdoors

Reduce Vandalism

Report Thefts Immediately

Section CLIS: Checklists

Service Intervals