MacDon FD75 - Page 514

214323 496 Revision A
Symptom
Problem
Solution Refer to
Reel motion is uneven or
stalls In heavy crops
Reel fingers not
aggressive enough
Move to a more
aggressive finger
pitch notch
3.7.11 Reel Tine Pitch,
page 91
Reel motion is uneven or
stalls In heavy crops
Reel too low Raise reel
3.7.9 Reel Height, page
84
Reel motion is uneven or
stalls In heavy crops
Relief valve on combine
(not on combine adapter)
has low relief pressure
setting
Increase relief pressure to
manufacturer’s
recommendations
Refer to the combine
operator’s manual
Reel motion is uneven or
stalls In heavy crops
Low oil reservoir level on
combine
NOTE:
Sometimes there is more
than one reservoir
Fill to proper level
Refer to the combine
operator’s manual
Reel motion is uneven or
stalls In heavy crops
Relief valve malfunction Replace relief valve
Refer to the 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
5.14.3 Replacing Reel
Drive Sprocket, page 465
Plastic fingers cut at tip
Insufficient reel to
cutterbar clearance
Increase clearance
5.13.1 Reel Clearance to
Cutterbar, page 436
Plastic fingers bent
rearward at tip
Reel digging into ground
with reel speed slower
than ground speed
Raise header
3.7.1 Cutting Height, page
53
Plastic fingers bent
rearward at tip
Reel digging into ground
with reel speed slower
than ground speed
Decrease header tilt
3.7.4 Header Angle, page
76
Plastic fingers bent
rearward at tip
Reel digging into ground
with reel speed slower
than ground speed
Move reel aft
3.7.10 Reel Fore-Aft
Position, page 84
Plastic fingers bent
forward at tip (opposite of
above)
Reel digging into ground
with reel speed faster than
ground speed
Raise header
3.7.1 Cutting Height, page
53
Plastic fingers bent
forward at tip (opposite of
above)
Reel digging into ground
with reel speed faster than
ground speed
Decrease header tilt
3.7.4 Header Angle, page
76
Plastic fingers bent
forward at tip (opposite of
above)
Reel digging into ground
with reel speed faster than
ground speed
Move reel aft
3.7.10 Reel Fore-Aft
Position, page 84
TROUBLESHOOTING