MacDon FD75 OM - Manual (Page 419)

TROUBLESHOOTING
Symptom Problem Solution Section
Reel speed too fast Reduce reel speed
4.7.5 Reel Speed, page
146
Reel fingers not
aggressive enough
Move to a more
aggressive finger pitch
notch
4.7.11 Reel Tine Pitch,
page 156
Reel too low Raise reel
4.7.9 Reel Height, page
151
Relief valve on combine
(not on combine adapter)
has low relief pressure
setting
Increase relief pressure
to manufacturer’s
recommendations
Low oil reservoir level on
combine
NOTE:
Sometimes
there
is more
than one
reservoir.
Fill to proper level
Relief valve malfunction Replace relief valve
Refer to your combine
operator’s manual
Reel motion is uneven
or stalls In heavy crops
Cutting tough crops with
standard torque (19-tooth)
reel drive sprocket Replace with high torque
(10-tooth or 14-tooth) reel
drive sprocket
6.12.5 Reel Drive
Sprocket, page 359
Plastic fingers cut at tip
Insufficient reel to
cutterbar clearance
Increase clearance
6.12.1 Reel Clearance to
Cutterbar, page 348
Raise header
4.7.1 Cutting Height, page
51
Decrease header tilt
4.7.4 Header Angle, page
145 Plastic fingers bent
rearward at tip
Reel digging into ground
with reel speed slower
than ground speed
Move reel aft
4.7.10 Reel Fore-Aft
Position, page 152
Raise header
4.7.1 Cutting Height, page
51
Decrease header tilt
4.7.4 Header Angle, page
145
Plastic fingers bent
forward at tip (opposite
of above) Reel digging into ground
with reel speed faster than
ground speed
Move reel aft
4.7.10 Reel Fore-Aft
Position, page 152
Correct plugging/cutting
issues
Plastic fingers bent
close to tine tube.
Excessive plugging at
cutterbar with wads of crop
accumulating at cutterbar
while maintaining reel
operation.
Stop reel before plugging
becomes excessive
4.9 Unplugging Cutterbar,
page 167
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