New Holland 82C, 83C, CA20 Draper Header Service Manual
295 pages · Publication 84135860
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- Models
- 82C, 83C, CA20
- Manual type
- Service Manual
- Pages
- 295
- Publication
- 84135860
- Condition
- Brand new

What's inside
From the manual's own table of contents: 154 topics. See sample pages (PDF, 672 KB)
- 1 - GENERAL INFORMATION AND SAFETY
- GENERAL INFORMATION
- STANDARD BOLT TORQUE
- U.S. STANDARD
- METRIC
- METRIC TORQUE FOR ALUMINUM COMPONENTS
- HYDRAULIC FITTINGS
- STEEL HYDRAULIC FITTINGS
- PRODUCT SERIAL NUMBERS
- ENVIRONMENT
- DISASSEMBLY, DECOMMISSIONING OR SCRAPPING THE MACHINE
- PLASTIC AND RESIN PARTS
- SAFETY DECALS
- LUBRICATION AND MAINTENANCE CHART
- OIL CAPACITIES
- GENERAL SAFETY INFORMATION
- SAFETY RULES
- SERVICE AREA, FIRE EXTINGUISHER, FIRST AID KIT
- PERSONAL SAFETY
- DO NOT OPERATE TAG
- COMBINE BALLAST
- TRANSPORTATION SAFETY
- TIRE SAFETY
- MAINTENANCE SAFETY
Show all 154 topics
- DRIVESHAFT SAFETY
- COMBINE FEEDER SAFETY LOCK
- CR / CX
- REEL SAFETY LOCK
- FIRE OR EXPLOSION PREVENTION
- 2 - TROUBLESHOOTING
- TROUBLESHOOTING
- 3 - GENERAL PROCEDURES
- TAPER LOCK HUB
- HOW IT WORKS
- REMOVAL AND INSTALLATION
- LOCK COLLAR
- UNIVERSAL JOINT
- REBUILDING THE UNIVERSAL JOINT
- GUARDS
- POINTED GUARD HEADER
- DOUBLE KNIFE HEADERS - POINTED GUARDS
- DOUBLE KNIFE HEADERS - FORGED STUB GUARDS
- IMPORTANT GUARD INFORMATION
- GUARD ADJUSTMENTS
- 4 - KNIFE DRIVE
- KNIFE DRIVE SYSTEM
- SINGLE KNIFE
- DOUBLE KNIFE
- WOBBLE BOX REMOVAL
- RIGHT SIDE WOBBLE BOX REMOVAL
- DOUBLE KNIFE DRIVE TIMING
- KNIFE DRIVE WOBBLE BOX
- WOBBLE BOX REBUILD TOOLS
- WOBBLE BOX DISASSEMBLY
- WOBBLE BOX ASSEMBLY
- WOBBLE BOX INSTALLATION
- 5 - ADAPTER DRIVE
- ADAPTER GEARBOX
- PREPARE TO REMOVE GEARBOX
- INSTALL GEARBOX
- DISASSEMBLY
- ASSEMBLY
- FEED AUGER
- DRUM AUGER INTERNAL REPAIR - PRIOR TO SERIAL NUMBER Y9ZN
- DRUM AUGER INTERNAL REPAIR - SERIAL NUMBER Y9ZN
- FEED AUGER INSTALLATION
- 6 - DRAPER DRIVE
- DRAPER DRIVE SYSTEM
- HYDRAULIC SCHEMATIC
- DRAPER DECK
- IDLER ROLLER BEARING REPLACEMENT
- DRIVE ROLLER BEARING REPLACEMENT
- ADAPTER FEED DECK
- ADAPTER IDLER ROLLER BEARING REPLACEMENT
- FEED DRAPER DRIVE ROLLER BEARING REPLACEMENT
- 7 - REEL DRIVE
- REEL DRIVE SYSTEM
- REEL CONFIGURATION
- SINGLE SPAN REEL REMOVAL
- DOUBLE REEL (SPLIT) REMOVAL
- REEL DRIVE REPAIR
- SINGLE REEL DRIVE DISASSEMBLY
- SINGLE REEL ASSEMBLY
- SPLIT REEL DRIVE DISASSEMBLY
- DOUBLE REEL DRIVE ASSEMBLY
- 8 - HYDRAULIC SYSTEM
- COMBINE ADAPTER HYDRAULICS
- FORWARD OPERATION
- FEED DRAPER RELIEF
- SIDE DRAPER RELIEF
- SCHEMATICS
- REVERSE OPERATION
- RELIEF PRESSURE
- COMBINE ADAPTER HYDRAULIC PRESSURE TEST
- COMBINED REEL FORE / AFT HEADER TILT BLOCK
- THREE SOLENOID DESIGN SELECTOR VALVE
- HYDRAFORCE SELECTOR VALVE
- SELECTOR VALVE SCHEMATIC
- TWO SOLENOID DESIGN SELECTOR VALVE
- COMBINE DATA - OUTPUT SHAFT SPEEDS ON HEADER
- HYDRAULIC TESTING AND REPAIR
- MINIMUM TEST EQUIPMENT
- CHECKING PISTON PUMP (KNIFE DRIVE) FLOW AND COMPENSATOR PRESSURE
- CHECKING RELIEF AND FLOW - FEED DRAPER FORWARD
- CHECKING RELIEF AND FLOW - SIDE DRAPERS FORWARD
- SETTING THE UNLOADER VALVE “V7
- TESTING GEAR PUMP EFFICIENCY
- CHECKING PUMP EFFICIENCY
- TESTING PISTON PUMP EFFICIENCY
- HYDRAULIC OIL SPECIFICATIONS
- ADAPTER OIL TEMPERATURE
- OIL CHANGE PROCEDURE
- ADDING OIL TO RESERVOIR
- REEL LIFT CYLINDERS
- REEL LIFT THEORY
- REEL DRIVE, LIFT AND FORE / AFT SCHEMATICS
- DIAGNOSTIC TEST - STATIC
- DIAGNOSTIC TEST - DYNAMIC
- STATIC AND DYNAMIC TEST DIAGNOSTIC CHART
- CYLINDER REPAIR
- SINGLE REEL - REEL LIFT (LEFT) CYLINDER
- SINGLE REEL - REEL LIFT (RIGHT) CYLINDER
- FORE / AFT CYLINDER
- DOUBLE REEL - CENTER MASTER REEL LIFT CYLINDER
- DOUBLE REEL LIFT RIGHT CYLINDER
- DOUBLE REEL LIFT LEFT CYLINDER
- DOUBLE REEL FORE / AFT CYLINDER
- HYDRAULIC MOTOR
- SIDE DRAPERS
- DECK SHIFT
- REEL
- FEED DRAPER
- MULTI-LINKS
- 9 - ELECTRICAL SYSTEM
- ELECTRICAL HARNESSES
- HEADER - GENERAL INFORMATION
- LIGHTING
- ELECTRICAL HARNESS COMBINE SPECIFIC
- TRANSPORT WIRING HARNESSES
- SELECTOR VALVE
- COMBINE ELECTRICAL HARNESS FOR THE SELECTOR VALVE
- AUTOMATIC HEADER HEIGHT CONTROL (AHHC)
- FLOAT OPTIMIZER
- CALIBRATE
- AUTOMATIC HEADER HEIGHT CONTROL (AHHC) TROUBLESHOOTING
- FLOAT OPTIMIZER TROUBLESHOOTING
- ADJUSTING THE SENSOR’S RANGE
- POTENTIOMETER TROUBLESHOOTING
- DIAGNOSTIC OF POTENTIOMETER
- REEL SPEED
- 10 - STRUCTURE
- IMPACT REPAIRS
- CUTTER BAR STRINGING
- IMPACT REPAIR PARTS
Inside this manual
Real pages from this service manual (295 pages). Open the sample pages (PDF, 671 KB)
- Troubleshooting, page 42: 2 - TROUBLESHOOTING
- Specifications, page 202: Checking Piston Pump (Knife Drive) Flow and Compensator Pressure
- Diagram, page 282: 9 - ELECTRICAL SYSTEM
This is a service manual
Here's how it compares to the other manual types.
Service manual
Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.
Operator's manual
Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.
Parts manual
Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.
Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.
What it's used for
Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.
Service shops and owner/operators who repair their own equipment
Identifying correct parts and seeing how assemblies come apart and go back together
Keeping equipment running with less downtime
Factory manual, 295 pages
Quantity one is the manual described above.
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60-day returns
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Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).