Introduction
This manual describes the operating and maintenance procedures for MacDon model A40D and A40DX Auger Headers,
including a Grass Seed version.
Your Machine
An A40D Auger Header is factory-configured to connect to an M Series Windrower, while an A40DX Auger Header is
factory-configured to connect to an M1 or M2 Series Windrower.
NOTE:
STANDARD A40D headers (model year 2017 and later) can be converted to A40DX using conversion kit B5998. Installation
of the supplied Reel Speed Sensor kit (MD #318022) is NOT required. GRASS SEED A40D headers (model year 2017 and
later) can be converted to A40DX using conversion kit B6384. Installation of the supplied Reel Speed Sensor kit
(MD #318022) is REQUIRED. Both standard and grass seed auger headers manufactured in model year 2016 and prior
CANNOT be converted to A40DX headers.
Model
Configuration
Knife
Size m (ft.)
Features
A40D, A40DX
Windrower header
only
Double
4.3, 4.9, and 5.5
(14, 16, and 18)
Separate hydraulic auger, knife, and
reel drives: grass seed option
Your Warranty
MacDon provides warranty for Customers who operate and maintain their equipment as described in this manual. A copy
of the MacDon Industries Limited Warranty Policy, which explains this warranty, should have been provided to you by your
Dealer. Damage resulting from any of the following conditions will void the warranty:
• Accident
• Misuse
• Abuse
• Improper maintenance or neglect
• Abnormal or extraordinary use of the machine
• Failure to use the machine, equipment, component, or part in accordance with the manufacturer’s instructions
Your Manual
Carefully read the information provided in this manual before attempting to operate or maintain an A40D or A40DX
Auger Header.
When setting up the machine or making adjustments, review and follow the recommended machine settings in all relevant
MacDon publications. Failure to do so may compromise machine function and machine life and may result in a hazardous
situation.
Use this manual as your first source of information about the machine. Use the Table of Contents and the Index to guide
you to specific topics. Study the Table of Contents to familiarize yourself with how the information is organized. If you
follow the instructions provided here, your header/pull-type will work well for many years.
Keep this manual handy for frequent reference, and to pass on to new Operators or Owners. Contact your Dealer if you
need assistance, information, or additional copies of this manual.
262334 v Revision A
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