MacDon D65 Operator's Manual page 282

Problem
Symptom: Reel Motion is Uneven or Stalls in Heavy Crops
Reel speed too fast
Reel fingers not aggressive enough
Reel too low
Relief valve on windrower has low
relief pressure setting
Low oil reservoir level on windrower
(sometimes more than one reservoir)
Relief valve malfunction
Cutting tough crops with standard
torque (19-tooth) reel drive sprocket
Symptom: Plastic Fingers Cut at Tip
Insufficient reel to cutterbar clearance
Symptom: Plastic Fingers Bent Rearward at Tip
Reel digging into ground with reel
speed slower than ground speed
Reel digging into ground with reel
speed slower than ground speed
Reel digging into ground with reel
speed slower than ground speed
Symptom: Plastic Fingers Bent Forward at Tip (Opposite of Above)
Reel digging into ground with reel
speed faster than ground speed
Reel digging into ground with reel
speed faster than ground speed
Reel digging into ground with reel
speed faster than ground speed
Symptom: Plastic Fingers Bent Close to Tine Tube
Excessive plugging at cutterbar with
wads of crop accumulating at
cutterbar while maintaining reel
operation
Excessive plugging at cutterbar with
wads of crop accumulating at
cutterbar while maintaining reel
operation
214327
TROUBLESHOOTING
Solution
Reduce reel speed
Move to a more aggressive finger
pitch notch
Raise reel
Increase relief pressure to
manufacturer's recommendations
Fill to proper level
Replace relief valve
Replace with high torque (10-tooth) or
14-tooth reel drive sprocket
Increase clearance
Raise header
Decrease header tilt
Move reel aft
Raise header
Decrease header tilt
Move reel aft
Correct plugging/cutting issues
Stop reel before plugging becomes
excessive
262
Refer to
3.7.6 Reel Speed, page 58
3.7.12 Reel Tine Pitch, page 68
3.7.10 Reel Height, page 60
Refer to the windrower
operator's manual
Refer to the windrower
operator's manual
Refer to the windrower
operator's manual
Optional Reel Drive Sprockets, page 58
5.8.1 Reel Clearance to Cutterbar,
page 202
3.7.1 Cutting Height, page 52
Controlling Header Angle, page 57
3.7.11 Reel Fore-Aft Position, page 61
3.7.1 Cutting Height, page 52
Controlling Header Angle, page 57
3.7.11 Reel Fore-Aft Position, page 61
3.13 Unplugging Cutterbar, page 92
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Revision B