MacDon A40-D, Operator'S Manual

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Revision A
3.6 Operating Variables
Satisfactory function of the header in all situations requires making proper adjustments to suit various crops and
conditions.
Correct operation reduces crop loss and allows cutting of more acres. As well, proper adjustments and timely
maintenance will increase the length of service you receive from the machine.
The variables listed below and detailed on the following pages will affect the performance of the header. You will
quickly become adept at adjusting the machine to give you the desired results.
Table 3.1 Header Adjustments
Variable Refer to
Lean bar position 3.6.1 Setting Lean Bar, page 61
Auger speed 3.6.2 Adjusting Auger Speed, page 61
Reel speed 3.6.3 Adjusting Reel Speed, page 61
Auger position 3.6.4 Setting Auger Position, page 61
Reel position
3.6.5 Setting Reel Position, page 64
Tine aggressiveness adjustment
3.6.6 Setting Tine Aggressiveness, page 69
Cutting height
3.6.8 Setting Cutting Height, page 71
Header angle 3.6.7 Adjusting Header Angle, page 70
Header float 3.6.9 Checking/Adjusting Float
–
M Series, page 72
Feed pan / rock drop tine position 3.6.11 Setting Feed Pan and Rock Drop Tine Position, page 75
Roll gap 3.6.12 Adjusting Conditioner Roll Gap, page 76
Roll timing
4.13.11 Checking/Adjusting Roll Timing, page 185
Roll alignment 4.13.10 Checking/Adjusting Roll Alignment, page 183
Roll tension 3.6.13 Adjusting Conditioner Roll Tension, page 78
Forming shields 3.6.14 Positioning the Forming Shields, page 79
Tall crop dividers
3.11.1 Adjusting Tall Crop Dividers, page 94
Ground speed 3.10 Selecting Ground Speed, page 93
OPERATION