John Deere 750C and 850C Crawler Dozer Index:

• Contents
  • Safety
    • 750C and 850C Crawler Dozer
    • 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 —————————-
    • 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 W
    • 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 Mo
    • Avoid Injury from: ——————————– Loading Machine on a Trailer, Fastening Machine to Trailer, Unloading Machine from Trailer ——————————– Always Use Caution When Loading and Unloading Machines on a Trailer ———–
    • Inspect Machine
    • Use Handholds and Steps
    • Prevent Machine Runaway
    • Use Seat Belt Properly
    • Maintain Seat Belt
    • Secondary Exits
    • Operating on Slopes
    • Park Machine Safely
    • Keep Riders Off Machine
    • Handle Fuel Safely—Avoid Fires
    • Handle Fluids Safely—Avoid Fires
    • Prepare for Emergencies
    • Handle Starting Fluid Safely
    • Clean Trash from Machine
    • Protect Against Flying Debris
    • Wear Protective Clothing
    • Protect Against Noise
    • Warn Others of Service Work
    • Handle Chemical Products Safely
    • Keep ROPS Installed Properly
    • Practice Safe Maintenance
    • Stay Clear of Moving Parts
    • Support Machine Properly
    • Dispose of Waste Properly
    • Remove Paint Before Welding or Heating
    • Avoid High-Pressure Fluids
    • Avoid Heating Near Pressurized Fluid Lines
    • Prevent Battery Explosions
    • Clean the Machine Regularly
    • Service Cooling System Safely
    • Store Attachments Safely
    • Travel Safely
  • Safety Signs
    • Safety Sign
    • Safety Sign
    • Safety Sign
    • Safety Sign
    • Safety Sign
    • Safety Sign
    • Safety Sign
  • Operator’s Station
    • Display Monitor Gauges and Indicators
    • Monitor Display Window
    • Select Button Operation
    • Engine Coolant Temperature Gauge
    • Fuel Level Gauge
    • Engine Oil Pressure Gauge
    • STOP-Engine Indicator and Alarm
    • Service Required Indicator
    • Engine Alternator Voltage Indicator
    • Engine Air Filter Restriction Indicator
    • Transmission Oil Temperature Hot Indicator
    • Transmission Oil Filter Restriction Indicator
    • Hydraulic Oil Filter Restriction Indicator
    • Return FNR to Neutral Indicator
    • Check Service Code Indicator
    • Ether Injection Indicator
    • Fasten Seat Belt Indicator
    • Transmission Oil Pressure Gauge
    • Battery Disconnect Switch
    • Blade Control Lever
    • Park Lock Levers
    • Engine Speed Lever—All Machines
    • Transmission Speed Lever—Lever Steer Machines
    • FNR Lever—Lever Steer Machine
    • FNR Lever—Pedal Steer Machine
    • Pedals—Lever Steer Machine
    • Pedals—Pedal Steer Machine
    • Work Lights—If Equipped
    • Air Conditioner and Heat
    • Dome and Swivel Light
    • Mirror
    • Door Latch
    • Windows
    • Cab Windows
    • Windshield Wiper and Washer Controls—Cab
    • Grease Gun—If Equipped
    • Operator’s Manual Holder
    • Adjusting Seat
    • Seat Belt
  • Break-In
    • Observe Engine Operation Closely
    • After the First 10 Hours
    • Between the First 50 to 100 Hours
  • Pre-Start Inspection
    • Inspect Machine Daily Before Starting
  • Operating the Engine
    • Check Instruments Before Starting
    • Starting the Engine
    • Starting Fluid—Cold Weather Start Aid
    • Using Booster Batteries—24-Volt System
    • Using Coolant Heater—If Equipped
    • Check Instruments After Starting
    • Warm-Up Engine
    • Engine Cold Weather Warm-Up
    • Stalled Engine
    • Stopping the Engine—Normal Shutdown
  • Driving the Machine
    • Driving the Machine
    • Operating Suggestions
    • Extend Undercarriage Life
    • Operating Park Lock Levers
    • Driving the Machine—Pedal Steer Machine
    • Driving the Machine—Lever Steer Machine
    • Travel Speed
    • Operating Brake Pedal
    • Stopping the Machine
    • Parking the Machine
    • Lock All Compartments
  • Operating the Machine
    • Blade Operation Tips
    • Blade Control Lever—Operation
    • Determining Blade Pitch
    • Changing Blade Pitch
    • Changing Blade Angle—Mechanical Angle
    • Operating on Slopes
    • Operating in Rough Terrain
    • Side-by-Side Dozing
    • Slot Dozing
    • Tilt Dozer Ditching
    • Backfilling
    • Leveling a Stockpile
    • Moving Boulders
    • Bench Cut
    • Brush Removal
    • Tree Removal
    • Stump Removal
  • Transporting
    • Loading Machine on a Trailer
    • Towing
  • Fuels and Lubricants
    • Diesel Fuel
    • Storing Fuel
    • Fuel Tank
    • Low Sulfur Diesel Fuel Conditioner
    • Do Not Use Galvanized Containers
    • Diesel Engine Oil
    • Transmission, Hydraulic, and Hand Pump Reservoir Oil
    • Inner and Outer Final Drive Oil
    • Track Rollers, Front Idler, Carrier Roller and Track Frame Outer Pivot Oil
    • Grease
    • Lubricant Storage
    • Alternative and Synthetic Lubricants
    • Mixing of Lubricants
  • Periodic Maintenance
    • Install Do Not Operate Tag
    • Service Your Machine at Specified Intervals
    • Check Hour Meter Regularly
    • Use Correct Fuels and Lubricants
    • Prepare Machine for Maintenance
    • Maintenance and Repair Record Keeping System
    • Oilscan Plus®, Coolscan Plus® and 3-Way Coolant Test Kit
    • Maintenance and Repair Record Keeping System
  • Maintenance—As Required
    • Check and Adjust Alternator Belt Tension—750C (S.N. —831315)
    • Check and Adjust Fan Belt Tension—750C (S.N. —831315)
    • Check and Adjust Compressor Belt Tension—If Equipped—750C (S.N. —831315)
    • Check Track Sag
    • Adjust Track Sag
    • Check Air Restriction Indicator
  • Maintenance—Every 10 Hours or Daily
    • Check Coolant Level
    • Check Engine Oil Level—750C (S.N. —831315)
    • Check Engine Oil Level—750C (S.N. 831316— ) and 850C
    • Check Hydraulic Oil Level
    • Check Transmission Oil Level
    • Lubricate Dozer Linkage
    • Lubricate All-Hydraulic Blade
  • Maintenance—Every 50 Hours
    • Lubricate Left and Right Track Frame Pivot
    • Lubricate Lift Cylinder Pivots
    • Lubricate Track Adjust Cylinder
  • Maintenance—Every 250 Hours
    • Change Engine Oil and Filter Elements
    • Check Inner and Outer Final Drive Housings Oil Level
    • Check Radiator Coolant Level
  • Maintenance—Every 500 Hours
    • Check Coolant Conditioner
    • Change Primary Fuel Filter—750C (S.N. —831315)
    • Change Secondary Fuel Filter—750C (S.N. —831315)
    • Change Primary Fuel Filter—750C (S.N. 831316— )
    • Change Secondary Fuel Filter—750C (S.N. 831316— )
    • Change Primary Fuel Filter—850C
    • Change Secondary Fuel Filter—850C
    • Check Battery Electrolyte Level and Terminals
    • Check Air Intake Hose
  • Maintenance—Every 1000 Hours
    • Check Left and Right Track Frame Pivot Oil Level
    • Change Final Drive Oil
    • Clean Engine Crankcase Vent Tube
    • Remove and Inspect Air Filter Elements
    • Measure and Adjust Engine Valve Clearances—750C (S.N. —831315)
  • Maintenance—Every 2000 Hours
    • Change Hydraulic Oil and Filter
    • Change Hydrostatic Transmission Oil and Filter
    • Measure and Adjust Engine Valve Clearances—750C (S.N. 831316— )
    • Measure and Adjust Engine Valve Clearances—850C
    • Check Engine Speeds
  • Maintenance
    • Servicing the Cooling System
    • Test the Coolant Freeze-Protection Level
    • Checking Coolant Hoses
    • Draining the Cooling System
    • Diesel Engine Coolant
    • Filling the Cooling System
    • Engine Cold Weather Warm-Up
    • Do Not Adjust Injection Pump
    • Do Not Service Injection Nozzles
    • Drain Fuel Filter Sediment—850C
    • Fuel Drain and Shut-Off Valve
    • Clean Dusty Primary Element
    • Clean Dust Unloader Valve
    • Prevent Battery Explosions
    • Prevent Acid Burns
    • Service Batteries Carefully
    • Check Electrolyte Specific Gravity
    • Using Battery Charger
    • Precautions for Alternator and Regulator
    • Using Booster Battery
    • Replacing Batteries
    • Removing Batteries
    • Fuse Specifications
    • Fuse (Blade-Type) Color Codes
    • Adding 12-Volt Accessories
    • Remove and Install Halogen Bulb
    • Checking Neutral Start System
    • Change Reverse Warning Alarm Volume
    • Track Sag General Information
    • Checking Idlers and Rollers for Oil Leakage
    • Checking Idler and Track Roller Oil Level
    • Checking Carrier Roller Oil Level
    • Checking Idler Horizontal Movement
    • Checking Idler Vertical Movement
    • Cab or ROPS Tilting Procedure
    • Check and Adjust Front Crossbar-to-Crossbar Support and Main Frame Clearances
    • Adjusting Engine Speed Control Lever
    • Welding Procedure
    • Cleaning Cab Air Filter
    • Cleaning Cab Air Filter—Interior
    • Checking Fire Extinguisher—If Equipped
    • Checking Air Conditioner Refrigerant Level—If Equipped
    • Service Control Valves, Cylinders, Pumps and Motors
    • Engine Speed Adjustment—750C (S.N. 831316— ) and 850C (S.N. —822867)
    • Hardware Torque Specifications
    • Checking Track Shoe Cap Screw Torque
    • Checking Track Shoe Cap Screw Torque—Master Link
    • Metric Bolt and Cap Screw Torque Values
    • Additional Metric Cap Screw Torque Values
    • Service Metric Series Four Bolt Flange Fitting
    • Unified Inch Bolt and Cap Screw Torque Values
    • Checking Oil Lines and Fittings
    • Service Recommendations for O-Ring Boss Fittings
    • Service Recommendations for Flat Face O-Ring Seal Fittings
    • Service Recommendations for Inch Series Four Bolt Flange Fittings