John Deere 644H Loader and 644H MH Material Handler Operator Manual (OMT180475)

John Deere 644H Loader and 644H MH Material Handler Operator Manual (OMT180475)

Format: PDF (Printable Document)

File Language: English

File Pages: 376

File Size: 7.64 MB (Speed Download Link)

Brand: John Deere

Model: 644H Loader and 644H MH Material Handler

Book No: OMT180475

Type of Document: Operator Manual

Categories: John Deere PDF, PDF

$ 40

John Deere 644H Loader and 644H MH Material Handler Operator Manual (OMT180475)

📘 Show Index

John Deere 644H Loader and 644H MH Material Handler Index:

Contents
- Safety
  - 4WD Loader Safety Features
  - 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 ——————————– Mach
  - 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
  - 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 Attem
  - Inspect Machine
  - Use Handholds and Steps
  - Prevent Machine Runaway
  - Use Seat Belt Properly
  - Maintain Seat Belt
  - Secondary Exits
  - 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
  - Handle Starting Fluid Safely
  - 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
- Safety Signs
  - Safety Signs
- Operator’s Station
  - Deluxe Monitor Gauges and Indicators
  - Console Switches and Accessories
  - Stop Indicator and Alarm
  - Service Required Indicator (Yellow)
  - Work Lights Indicator
  - Monitor Display Unit
  - Engine Coolant Temperature Gauge
  - Fuel Gauge
  - Transmission Oil Temperature Gauge
  - Engine Oil Pressure Gauge
  - Hydraulic Oil Temperature Gauge
  - Engine Oil Pressure Indicator
  - Battery Voltage Indicator
  - Engine Air Filter Restriction Indicator
  - Engine Coolant Level Indicator
  - Hydraulic Oil Filter Restriction Indicator
  - Right Turn Signal Indicator
  - Left Turn Signal Indicator
  - Brake Oil Pressure Indicator
  - Park Brake Indicator
  - Engine Preheat Indicator—If Equipped
  - Transmission Filter Indicator
  - Transmission Service Indicator
  - Hydraulic Oil Temperature Indicator
  - Fasten Seat Belt Indicator
  - Secondary Steering Pressure Indicator—If Equipped
  - Monitor Display Unit—Accessory Menu
    - Menu Structure
    - Normal Display
    - Clutch Cut-Off (A 01)
    - Quick Shift Mode (A 02)
    - Auto Mode to First (A 03)
    - Job Timer Mode (A 04)
    - Stop Watch Mode (A 05)
    - 0.1 Hour Meter Mode (A 06)
    - Metric Units Mode (A 07)
  - Monitor Display Unit—User Diagnostics Menu
    - Service Codes (d 01)
    - Continuity Check (d 02)
    - Battery Monitor (d 03)
    - Engine Sensors (d 04)
    - Transmission Sensors (d 05)
    - Hydraulic Sensors (d 06)
    - Fuel Sensor (d 07)
    - (d08)-Not Used
    - LPM Mode (d 09)
    - Machine I.D. Mode (d 10)
  - Levers
  - Neutral Lock
  - Pedals
  - Horn Button
  - Dome Light—Cab Only
  - Operating Windshield Wipers and Washers—Cab Only
  - Adjusting Steering Wheel Tilt
  - Opening and Securing Side Door
  - Opening Side Window/Secondary Exit
  - Opening Rear Side Window
  - Operating Lights
  - Turn Signals
  - Heating and Air Conditioning Controls
  - Heater Operation
  - Air Flow Knob
  - Adjusting Seat
  - Seat Belt
  - Storage Compartment
  - Rear Cover—Storage
  - Visor
  - Fire Extinguisher—If Equipped
- Pre-Start Inspection
  - Inspect Machine Daily Before Starting
- Operating the Engine
  - Check Instruments Before Starting
  - Brake Pressure Indicator
  - Starting the Engine
  - Starting Fluid—If Equipped (Cold Weather Starting Aid)
  - Engine Air Heater—If Equipped
  - Using Coolant Heater—If Equipped
  - Using Booster Batteries—24 Volt System
  - Check Instruments After Starting
  - Warm-Up
  - Cold Weather Warm-Up
  - Stopping the Engine
- Driving the Machine
  - Driving on Public Roads
  - General Driving Precautions
  - Loader Performance Management (LPM)—If Equipped
  - Neutral Lock
  - Shifting the Transmission
  - Ride Control Switch—If Equipped
  - Stopping the Machine
  - Park Brake Switch
  - Parking the Machine
  - Lock All Compartments
- Operating the Machine
  - Boom and Bucket Control Lever
    - One Lever Design
    - Two Lever Design
  - Quick Shift Switch
  - Automatic Transmission Switch
  - Pilot Enable/Boom Down Switch
  - Clutch Cut-Off Switch
  - Pin Disconnect Switch—If Equipped
  - Return-to-Carry Switch
  - Axle Disconnect Switch—If Equipped
  - Secondary Steering—If Equipped
  - Differential Lock Switch
  - Boom Height Kickout Adjustment
  - Return-to-Carry Kickout Adjustment
  - Return-To-Dig Adjustment (S.N. —574612)
  - Return-To-Dig Adjustment (S.N. 574613— )
  - General Operating Tips
  - Excavating Banks or Stockpiles
  - Using the Loader Bucket
  - Backdragging
  - Backfilling
  - Truck Loading
  - Fork Attachment
  - Material Handler Arm Attachment
- Transporting
  - Transporting Precautions
  - Loading Machine on a Trailer
  - Towing Procedure
  - Lifting the Machine
- Fuels and Lubricants
  - Diesel Fuel
  - Lubricity of Diesel Fuel
  - Low Sulfur Diesel Fuel Conditioner
  - Handling and Storing Diesel Fuel
  - Fuel Tank
  - Diesel Engine Oil
  - Transmission, Hydraulic System, Park Brake, and Differential Oil
  - Grease
  - Alternative and Synthetic Lubricants
  - Lubricant Storage
  - Mixing of Lubricants
- Periodic Maintenance
  - Service Your Machine at Specified Intervals
  - Check the Monitor Display Unit Regularly
  - Use Correct Fuels and Lubricants
  - Prepare Machine for Maintenance
  - Locking Machine Frame
  - Boom Lock
  - Opening Engine Side Shields and Service Doors
  - Opening Grille Door
  - Check Windshield Washer Fluid Level
  - Maintenance and Repair Record Keeping System
  - OILSCAN PLUS®, COOLSCAN PLUS®, and 3-Way Coolant Test Kit
  - Service Intervals
- Maintenance—As Required
  - Check Tire Pressure
  - Tire Pressures
  - Tighten Wheel Retainer Cap Screws
  - Check Fire Extinguisher—If Equipped
  - Clean or Replace Air Cleaner Elements
  - Clean Dusty Primary Element
  - Inspect Element
  - Check Air Inlet Cover
  - Inspect Serpentine Belt
  - Drain Fuel Tank Sediment
  - Drain and Clean Primary Fuel Filter (Water Separator)
- Maintenance—Every 10 Hours or Daily
  - Check Recovery Tank Coolant Level
  - Clean Air Cleaner Dust Unloader Valve
  - Check Engine Oil Level
  - Check Hydraulic Oil Level
  - Check Transmission Oil Level
- Maintenance—Every 100 Hours
  - Lubricate Loader Linkage and Cylinder Pivots
  - Lubricate Front Steering Cylinder Pivots
  - Lubricate Oscillating Rear Axle and Rear Steering Cylinder Pivots
  - Check Cab Fresh Air Filter—If Equipped With Cab
  - Check Cab Recirculating Air Filter—If Equipped With Cab
- Maintenance—Every 250 Hours
  - Lubricate Front Driveline Sliding Joint
  - Check Receiver Dryer Moisture Indicator
  - Check Radiator Coolant Level
  - Change Engine Oil and Replace Filter
- Maintenance—Every 500 Hours
  - Lubricate Upper and Lower Drive Line Sliding Joints
  - Check Air Intake Hoses
  - Check Battery Electrolyte Level and Terminals
  - Replace Final Fuel Filter
  - Replace Primary Fuel Filter (Water Separator)
  - Replace Hydraulic System Return Filter
  - Lubricate Rear Oscillating Support Cover
  - Replace Hydraulic Reservoir Breather Filter
  - Replace Transmission Oil Filter
  - Check Park Brake Oil Level
  - Check Front and Rear Differential Oil Level
- Maintenance—Every 1000 Hours
  - Clean Engine Crankcase Vent Tube
  - Replace Air Cleaner Dust Unloader Valve
  - Replace Air Cleaner Elements
  - Check Radiator Hoses
  - Check Coolant
  - Change Transmission Oil
  - Lubricate Frame Hinge Pivots
  - Check Park Brake
  - Change Park Brake Oil
- Maintenance—Every 2000 Hours
  - Check and Adjust Engine Valve Lash
- Maintenance—Every 3000 Hours
  - Change Hydraulic System Oil
  - Clean Hydraulic System Strainer
  - Change Front and Rear Differential Oil
  - Clean Axle Differential Recirculation Screen
- Maintenance
  - Draining the Cooling System
  - Diesel Engine Coolant
  - Supplemental Coolant Additives
  - Filling the Cooling System
  - Test the Coolant Freeze—Protection Level
  - Inspect Vibration Damper (6-Cylinder Engine)
  - Checking Fuel Tank Vent Hose
  - Bleeding Fuel System
  - Precautions for Alternator and Regulator
  - Handling Batteries Safely
  - Service Batteries Carefully
  - Checking Electrolyte Specific Gravity
  - Using Battery Charger
  - Replacing Batteries
  - Removing Batteries
  - Replacing Fuses
  - Fuse (Blade-Type) Color Codes
  - Replacing Halogen Bulbs
  - Changing Reverse Warning Alarm Volume
  - Engine Speeds
  - Checking Neutral Start System
  - Adding Attachments/Accessories to Roll-Over Protective Structure (ROPS)
  - Servicing Air Conditioning System—If Equipped
  - Welding on Machine
  - External Service Brake Inspection
  - Checking Brake Accumulators
  - Checking Ride Control Accumulator—If Equipped
  - Transmission Oil Cooler, Hydraulic Oil Cooler, Air-to-Air Aftercooler, and
  - Do Not Service Control Valves, Cylinders, Pumps or Motors
  - Hardware Torque Specifications
  - Keep ROPS Installed Properly
  - 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 O-Ring Boss Fittings
  - Service Recommendations For Flat Face O-Ring Seal Fittings
  - Service Recommendations for Metric Series Four Bolt Flange Fitting
  - Service Recommendations For Inch Series Four Bolt Flange Fittings
- Operational Checkout