MacDon R85 User manual

The harvesting specialists worldwide.
R85
Rotary Disc 13-Foot Self-Propelled
Windrower Header
Operator’s Manual
169455 Rev. E
Original Instruction

Rotary Disc 13-Foot Self-Propelled Windrower Header
Published: December, 2013

Introduction
This instructional manual describes the operating and maintenance procedures for the MacDon Model R85 Rotary
Disc 13-foot Self-Propelled Windrower Header.
Your new MacDon rotary header, when attached to a MacDon M-Series Self-Propelled Windrower is designed to
cut, condition, and lay in windrows a wide variety of grasses and hay crops.
CAREFULLY READ ALL THE MATERIAL PROVIDED BEFORE ATTEMPTING TO UNLOAD, ASSEMBLE, OR USE
THE MACHINE.
Use this manual as your first source of information about the machine. If you follow the instructions given in this
manual, your header will work well for many years.
A parts catalog is also supplied with your new header. If you require more detailed service information, a technical
manual is available from your Dealer.
Use the Table of Contents and the Index to guide you to specific areas. Study the Table of Contents to familiarize
yourself with how the material is organized. Keep this manual handy for frequent reference and to pass on to new
Operators or Owners. Call your Dealer if you need assistance, information, or additional copies of this manual.
Store this operator’s manual and the parts catalog in the manual storage case in the windrower cab.
169455 iRev. E

Serial Number(s)
Record the serial number of the header in the
space provided.
Header Serial No: ____________
Serial Number Plate (A) is located on the top surface at the
right hand end of the header.
Figure 1
169455 iiRev. E

TABLE OF CONTENTS
Introduction ...................................................................................................................................... i
Serial Number(s) ..............................................................................................................................ii
1 Safety.................................................................................................................................................... 1
1.1 Safety Alert Symbols........................................................................................................................ 1
1.2 Signal Words................................................................................................................................... 2
1.3 General Safety ................................................................................................................................ 3
1.4 Maintenance Safety ......................................................................................................................... 5
1.5 Hydraulic Safety .............................................................................................................................. 6
1.6 Tire Safety....................................................................................................................................... 7
1.7 Safety Signs.................................................................................................................................... 8
1.7.1 Installing Safety Decals ............................................................................................................ 8
1.8 Safety Decal Location ...................................................................................................................... 9
1.9 Interpreting Safety Signs .................................................................................................................11
2Definitions........................................................................................................................................... 17
3 Component Identification.................................................................................................................... 19
4 Specifications ..................................................................................................................................... 21
5 Operation ............................................................................................................................................ 23
5.1 Owner/Operator Responsibilities..................................................................................................... 23
5.2 Operational Safety......................................................................................................................... 24
5.3 Header Safety Props...................................................................................................................... 26
5.4 Driveshields .................................................................................................................................. 28
5.4.1 Opening the Driveshield: North American Headers................................................................... 28
5.4.2 Closing the Driveshield: North American Headers .................................................................... 28
5.4.3 Opening the Driveshield: Export Headers ................................................................................ 29
5.4.4 Closing the Driveshield: Export Headers.................................................................................. 29
5.5 Cutterbar Doors............................................................................................................................. 30
5.5.1 Opening the Cutterbar Doors: North American Header ............................................................. 31
5.5.2 Closing the Cutterbar Doors: North American Header............................................................... 32
5.5.3 Opening the Cutterbar Doors: Export Header........................................................................... 33
5.5.4 Closing the Cutterbar Doors: Export Header ............................................................................ 35
5.6 Daily Start-Up Check ..................................................................................................................... 37
5.7 Attaching the Header ..................................................................................................................... 39
5.7.1 Attaching the Forming Shield ..................................................................................................39
5.7.2 Attaching the Header (M205 Windrowers)................................................................................ 41
5.7.3 Attaching the Header (M200 Windrowers)................................................................................ 45
5.7.4 Attaching the Header (M150/M155 Windrowers)....................................................................... 50
5.8 Detaching the Header .................................................................................................................... 54
5.8.1 Detaching the Header (M205 Windrowers)............................................................................... 54
5.8.2 Detaching the Header (M200 Windrowers)............................................................................... 58
5.8.3 Detaching the Header (M150/M155 Windrowers) ..................................................................... 60
5.9 Break-In Period ............................................................................................................................. 64
5.10 Shutting Down the Windrower ........................................................................................................ 65
5.11 Transporting the Header................................................................................................................. 66
6 Operating the Header.......................................................................................................................... 67
6.1 Header Float ................................................................................................................................. 67
6.1.1 Adjusting Header Float ........................................................................................................... 68
6.2 Roll Gap........................................................................................................................................ 69
6.2.1 Checking Roll Gap ................................................................................................................. 69
6.2.2 Adjusting the Roll Gap............................................................................................................ 70
6.3 Roll Tension .................................................................................................................................. 72
6.3.1 Adjusting Roll Tension ............................................................................................................ 72
6.4 Roll Timing .................................................................................................................................... 73
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TABLE OF CONTENTS
6.4.1 Checking Roll Timing.............................................................................................................. 73
6.4.2 Adjusting the Roll Timing ........................................................................................................ 74
6.5 Forming Shields ............................................................................................................................ 75
6.5.1 Adjusting the Side Deflectors .................................................................................................. 75
6.5.2 Adjusting the Rear Deflector (Fluffer Shield)............................................................................. 77
6.5.3 Adjusting the Swath Baffle ...................................................................................................... 77
6.6 Header Angle ................................................................................................................................ 79
6.7 Cutting Height ............................................................................................................................... 80
6.7.1 Adjusting the Skid Shoe Height ............................................................................................... 80
6.8 Disc Speed.................................................................................................................................... 81
6.9 Ground Speed............................................................................................................................... 82
6.10 Double Windrowing........................................................................................................................ 83
6.11 Tall Crop Dividers (option) .............................................................................................................. 84
6.11.1 Removing Tall Crop Divider..................................................................................................... 84
6.12 The Header Pan ............................................................................................................................ 85
6.12.1 Removing the Header Pan......................................................................................................85
6.12.2 Installing the Header Pan........................................................................................................ 86
6.13 Haying Tips ................................................................................................................................... 87
6.13.1 Curing ................................................................................................................................... 87
6.13.2 Topsoil Moisture ..................................................................................................................... 87
6.13.3 Weather and Topography........................................................................................................ 87
6.13.4 Windrow Characteristics ......................................................................................................... 88
6.13.5 Driving On Windrow ............................................................................................................... 88
6.13.6 Raking and Tedding................................................................................................................ 88
6.13.7 Using Chemical Drying Agents................................................................................................ 88
6.14 Levelling the Header ...................................................................................................................... 89
6.15 Unplugging the Header .................................................................................................................. 90
7 Maintenance and Servicing................................................................................................................. 91
7.1 Preparation for Servicing................................................................................................................ 91
7.2 Torque Specifications..................................................................................................................... 92
7.2.1 SAE Bolt Torque Specifications ............................................................................................... 92
7.2.2 Metric Bolt Specifications........................................................................................................ 94
7.2.3 Metric Bolt Specifications Bolting into Cast Aluminum............................................................... 97
7.2.4 Flare-Type Hydraulic Fittings................................................................................................... 97
7.2.5 O-Ring Boss (ORB) Hydraulic Fittings ..................................................................................... 98
7.2.6 O-Ring Face Seal (ORFS) Hydraulic Fittings............................................................................ 99
7.3 Conversion Chart..........................................................................................................................101
7.4 Recommended Fluids and Lubricants ............................................................................................102
7.5 Maintenance Requirements...........................................................................................................103
7.5.1 Maintenance Schedule/Record...............................................................................................104
7.5.2 Break-In Inspections..............................................................................................................106
7.5.3 Preseason/Annual Service.....................................................................................................106
7.5.4 End-of-Season Service..........................................................................................................107
7.5.5 Lubrication and Servicing.......................................................................................................107
7.5.6 Greasing Procedure ..............................................................................................................108
7.5.7 Lubrication and Servicing Intervals .........................................................................................109
7.5.8 Lubricating the Cutterbar .......................................................................................................113
Draining the Cutterbar Lubricant .....................................................................................113
Filling the Cutterbar Lubricant .........................................................................................115
7.5.9 Rock Guards.........................................................................................................................117
Inspecting the Rock Guards ...........................................................................................117
7.6 Cutterbar Disc Maintenance ..........................................................................................................118
7.6.1 Inspecting the Cutterbar Discs ...............................................................................................118
7.6.2 Disc......................................................................................................................................119
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TABLE OF CONTENTS
Removing a Disc ...........................................................................................................119
Installing a Disc .............................................................................................................120
7.6.3 Direction of Spindle Rotation..................................................................................................121
7.6.4 Cutter Blades........................................................................................................................121
Inspecting Cutter Blades ................................................................................................122
Replacing the Cutter Blades ...........................................................................................124
Inspecting Cutterbar Hardware .......................................................................................125
7.6.5 Accelerators..........................................................................................................................126
Inspecting Accelerators ..................................................................................................127
Replacing Accelerators ..................................................................................................127
7.6.6 Rotary Deflectors ..................................................................................................................128
Inspecting Rotary Deflectors...........................................................................................129
Removing the Driven Deflector .......................................................................................129
Installing the Driven Deflector .........................................................................................130
Removing the Driveline Deflector....................................................................................130
Installing the Driveline Deflector......................................................................................131
7.6.7 Disc Spindles ........................................................................................................................132
Replacing a Spindle Key ................................................................................................133
7.6.8 Cutterbar Doors ....................................................................................................................135
Inspecting Curtains ........................................................................................................135
Inspecting Door Latches: Export Header .........................................................................135
Adjusting Latches ..........................................................................................................135
Replacing Latches .........................................................................................................136
Replacing Latch Brackets...............................................................................................136
7.7 Drive Systems ..............................................................................................................................137
7.7.1 Bevel Gearbox ......................................................................................................................137
Changing the Bevel Gearbox Lubricant ...........................................................................137
7.7.2 Conditioner Drive Belt............................................................................................................138
Inspecting the Conditioner Drive Belt...............................................................................138
Replacing the Conditioner Drive Belt...............................................................................140
7.7.3 Conditioner Gearbox .............................................................................................................142
7.7.4 Gearbox Speed Sensor .........................................................................................................143
Adjusting the Gearbox Speed Sensor..............................................................................143
Replacing the Gearbox Speed Sensor ............................................................................144
7.8 Hydraulics ....................................................................................................................................145
7.8.1 Hydraulic Hoses and Lines ....................................................................................................145
8 Troubleshooting.................................................................................................................................147
8.1 Mower Performance......................................................................................................................147
8.2 Mechanical...................................................................................................................................150
9Opti
ons and Attachments ..................................................................................................................153
9.1 Kits ..............................................................................................................................................153
9.1.1Cutterbar Repair Tool Kit........................................................................................................153
9.1.2Double Windrow Attachment (DWA) .......................................................................................153
9.1.3Shoes...................................................................................................................................154
9.1.4 Tal l Crop Divider Kit...............................................................................................................154
Index ..................................................................................................................................................155
169455 vRev. E

1 Safety
1.1 Safety Alert Symbols
This safety alert symbol indicates important safety
messages in this manual and on safety signs on
the header.
This symbol means:
•ATTENTION!
•BECOME ALERT!
•YOUR SAFETY IS INVOLVED!
Carefully read and follow the safety message
accompanying this symbol.
Why is safety important to you?
• Accidents disable and kill.
• Accidents cost.
• Accidents can be avoided.
Figure 1.1: Read Operator’s Manual Before
Operating
169455 1Rev. E

SAFETY
1.2 Signal Words
Three signal words, DANGER, WARNING, and CAUTION, are used to alert you to hazardous situations. The
appropriate signal word for each situation has been selected using the following guidelines:
DANGER
Indicates an imminently hazardous situation that, if not avoided, will result in death, or serious injury.
WARNING
Indicates a potentially hazardous situation that, if not avoided, could result in death, or serious injury.
It may also be used to alert against unsafe practices.
CAUTION
Indicates a potentially hazardous situation that, if not avoided, may result in minor, or moderate injury.
It may be used to alert against unsafe practices.
169455 2Rev. E