John Deere 6620 SideHill 7720 8820 Combine Operators Manual

Description

This 349 page, Official John Deere 6620 SideHill 6620 7720 And 8820 Combines Factory Operators Manual is a reproduction of the original factory owners manual that came with your John Deere 6620, SideHill 6620, 7720, and 8820 Combines when it was new.

Contains basic operation instructions, safety warning, facts and driving tips.

For Combines with serial # 610000 and up.

Page Contents
Safety
Operators Station
Engine BreaK-ln
Prestarting Checks
Operating trie Engine
Driving the Combine
Transporting
Lighting and Signals
Fuels and Lubricants
Lubrication and Maintenance
Fundamentals of Combine Harvesting
Headers
Feeder House
Separator
Grain Tank and Unloading Auger
Engine Service
Electrical System
Monitors
Hydraulic System
SideHill Leveling System
Power Train
Air Conditioner and Heater
Trouble Shooting
Storage
Crime Prevention
Specifications
Index

The index includes the following topics:

Accumulator
Adjustable axle
Adjustable axle settings chart
Adjusting, crop
Adjusting engine speed
Adjusting reverser control cable
Adjusting spike tooth clearance
Air conditioner
Air conditioning controls
Air filter, engine
Air recirculator filter
As required maintenance
Alternator
Assembly of wheel spacers
Attaching feeder house
Augers, shoe
Batteries
Beater
Belt pickup platform
Belt pickup speed control knob
Bleeding brake hydraulic system
Bleeding clutch hydraulic system
Bleeding fuel filters
Bleeding fuel system
Bolt torque values
Brakes
Break-in, engine
Bulbs, light
Cab filters
Cab door lock
Capacities
Chaffer and sieve
Chaffer setting
Chaffer Inserts
Chain, feeder conveyor
Checking refrigerant level
Chopper, straw
Circuit breakers
Clean grain elevator
Cleaning cab filters
Cleaning condenser
Cleaning fan
Cleaning evaporator
Cleaning shoe
Clutch
Clutch, electromagnetic
Cold weather operation
Cold weather starting, hydrostatic drive
Compressor drive belt
Concave, leveling
Concave opening control wheel
Condenser, air conditioning
Contents
Control box, leveling sensing
Control valve, sidehill leveling
Controls
Controls, grain tank and unloading auger
Controls, sidehill leveling
Coolant temperature gauge
Cooling system
Corn head
Corn kernel losses
Covers, grain tank unloading augers
Cover strips, concave
Crawler tracks
Crop adjustments
Cutting platform
Cylinder breaker bar
Cylinder drive
Cylinder rasp bars
Cylinders, sidehill leveling
Cylinder speed control lever
Cylinder speed tachometer
Deflector, loading auger
DIAL-A-MATIC
Diesel fuel specifications
Digital display tachometer speed monitoring system
Dimensions
Draining cooling system
Draper
Drive wheel brake adjustment
Driving the combine
Drives, feeder conveyor
Drives, straw walker
Drop rate adjustment
Dual wheels
Eight hundred hour lubrication
Electric coolant heater
Electric clutch switch
Electrical system
Electromagnetic clutch
Elevator, clean grain
Elevator, tailings
Engine air intake system
Engine break-in
Engine compartment
Engine closure
Engine fuel filters
Engine hour meter
Engine oil pressure gauge
Engine oils
Engine service
Engine service walkway
Engine speed, adjusting
Ether starting aid
Evaporator, air conditioning
Fan speed control wheel
Feeder conveyor
Feeder conveyor drives
Feeder conveyor speeds
Feeder house
Feeder house and header drive belt
Feeder house controls
Feeder house drum height adjustment
Feeder house reverser handle
Feeder house variable speed control lever
Fender usage chart
Fifty-hour lubrication
Filler plates
Filling cooling system
Filling fuel tank
Finger bar
Fire extinguisher
Fixed speed feeder house
Float, feeder conveyor
Four hundred hour lubrication
4-wheel drive
Front wheels
Fuel filters, engine
Fuel gauge
Fuels and lubricants
Fuel pump
Fuel system
Fuel tank
Fuel tank sediment bowl
Fuel transfer pump
Fundamentals of combine harvesting
Fuses
Gearshift adjustments
Grain tank and unloading auger
Grain tank drain holes
Ground speeds
Harness routing
HARVESTRAK combine monitor
Hauling combine on a trailer
Headers
Header controls
Header height control lever
Header leveling
Header safety stop
Heater
High flotation tires
Hour meter
Hot weather operation
Hydraulic cylinder safety stop
Hydraulic reel drive pump belt
Hydraulic system
Hydrostatic charge pump drive
Hydrostatic drive
Hydrostatic drive oil cooler
Hydrostatic drive relief valves
Ignition switch
Index
Instruments
Instrument and controls identification
Ladders
Leveling header
Leveling rasp-bar concave
Leveling sensing control box
Leveling spike tooth concave
Lighting and signals
Light bulbs
Light switch
Lights
Loss, grain
Louvered air outlets
Low shaft speed monitor
Lubricants
Lubrication and maintenance
Main hydraulic pump belt
Major separator drives
Monitors
Digital tachometer
Low shaft speed
HARVESTRAK
Muffler, engine exhaust
Neutral starting switch
Oil cooler, hydrostatic drive
Operating speeds
Operating the engine
Operator’s cab controls
Operator’s seat
Operator’s station
Parking brake adjustments
Platform
Positioning rear of spike tooth concave
POSI-TORQ drive
Power train
Preparing combine for storage
Pressurizer fan
Pressure override control-hydrostatic drive
Prestarting checks
Product identification number
Proportioning rasp bar concave to cylinder
Radiator cap
Radio
Rasp bar cylinder and concave
Rear axles
Rear wheel torque
Recommended wheel spacers and fender chart
Reel drive speed adjusting knob
Reel lift control lever
Refrigerant, checking level
Regulator, voltage
Relays
Relief valves, hydrostatic drive
Removing combine from storage
Removing feeder house
Reverser handle, feeder house
Risers, straw walker
Rotary knife, adjusting
Rotary screen
Row crop head
Safety
Secondary countershaft
Seed loss charts
Separator
Separator control lever
Separator controls
Separator curtains
Separator drive belt
Separator drive belts and traps
Serial number
Service intervals
Setting, crop
Shear bolts
Cylinder
Unloading auger
Shoe, cleaning
Shoe grain supply augers
SideHill electrical system
SideHill fuse
SideHill leveling controls
SideHill leveling control valve
SideHill leveling cylinders
SideHill leveling system
SideHill leveling tilt limit switches
Sieve and chaffer
Sieve setting
Soybean losses
Specifications
Speeds, feeder conveyor
Speeds, operating
Spike tooth cylinder and concave
Spike tooth replacement
Spotlight
Spreader, straw
Starter
Starting the engine
Steering column
Steering mechanism power rear wheel drive
Steering mechanism regular drive
Stone trap cover
Stone traps
Stopping the engine
Storage
Straw chopper
Straw spreader
Straw walkers
Straw walker extension pans
Straw walkers drives
Straw walker sensing unit
Suggested settings
Tailings elevator
Ten hour lubrication
Thermostats
Throttle
Tilt limit switches, SideHill leveling
Tires
High flotation
Inflation
Liquid ballast
Toe-in
Towing combine
Tracks, crawler
Transmission
Transporting
Trouble shooting
Turn signals
Two hundred hour lubrication
Unloading auger clean out doors
Unloading auger controls
Unloading auger drive
Unloading drive system
Variable speed control lever, feeder house
Variable speed feeder house
Voltage regulator
Voltmeter
Warning lights
Wheel dual
Wheel spacers
Wheel spacers and fender usage chart
Wheel torque
Front (Drive)
Rear (Steering)
Windshield wiper