MacDon A40-D Pull-Type - Manual (Page 173)

SECTION 8 TROUBLESHOOTING
169000
171
Revision F
SYMPTOM PROBLEM SOLUTION SECTION
Knife Plugging (cont’d).
Wet undergrowth. Cut when undergrowth is dry. ---
Reel position incorrect.
Move reel back and down
(close to guards).
6.17.5
Knife drive belt too loose. Adjust belt tension.
7.8.9 to
7.8.11
Knife hold-downs
improperly adjusted. Adjust hold-downs so knife
works freely.
7.8.8
Knife sections or guards are worn
or broken.
Replace worn or broken parts.
7.8.1 &
7.8.7
Uneven Formation And
Bunching Of Windrow.
Auger to stripper clearance
too wide. Adjust auger to stripper
bars clearance.
6.17.4
Forming shields improperly
adjusted - fluffer too low. Adjust forming shields,
raise fluffer.
6.17.14
Fluffer bypassing or
dragging crop. Adjust fluffer for proper
crop control.
Reel not feeding properly in
heavy crops.
Decrease ground speed. ---
Roll gap too large. Adjust roll gap. 6.17.12.1
Conditioner running too slow.
Maintain rated knife/
conditioner speed.
5.1 & 5.2
Uneven crop flow across auger.
Remove front stripper bar or
stripper bar extension
if installed.
7.11.5
Excessive center feeding of crop.
Remove front stripper bar
extensions if installed.
Build up of crop at ends of rolls,
especially in tall crops.
Add front stripper bar extension
Uneven Windrow
Formation In Light Crop.
Rear of feed pan too low. Raise rock drop tine bar. 6.17.11
Reel Causes Seed Loss
(e.g., Grass Seed).
Reel speed too fast.
Adjust flow control on
tractor/windrower.
6.17.3
Header angle too steep, causing
tines to contact ground. Flatten header angle, and
check header float. 6.17.9 &
6.17.10
Reel not correctly positioned.
Lower reel speed, move reel
rearward, as close as possible
to auger, and downward as
close as possible to knife
and pan.
6.17.3 &
6.17.5
Auger Plugging In Heavy
Grass Seed.
Poor crop flow across auger.
Remove lower stripper bar and
middle stripper bar
if necessary.
7.11.5