MacDon 871 Combine Adapter - Manual (Page 27)

27
TROUBLESHOOTING
SYMPTOM PROBLEM SOLUTION REF.
HYDRAULICS
Insufficient draper speed. Speed control set too
low. Increase control setting. 14
Relief pressure too low. Increase relief pressure to
2750 psi. 23
FEEDING
Cross auger back-feeds. Side drapers running too
fast, piling material in
center of feeder draper. Reduce draper speed. 14
Auger too far from front
drum of feeder house. Swing auger back or move
front drum forward. (Check
clearance with drum fully
floated.) *
Build-up of material at
corners of feeder house. Adjust feeder deck rear
deflectors to eliminate
corners. 30
Dust shield on front of
feeder house. Remove dust shield *
Improper header delivery
opening. Cut or add to header side
drapers for proper opening. 30
John Deere: Feeder
chain running too slow. Run feeder chain at high
speed. *
John Deere: Equipped
with feeder chain with 4
pitches per bar. Replace with 6 pitch per bar
feeder chain, or remove
every other bar. *
Case IH : Stone
retarding drum installed. Install standard drum or fill
slots in stone retard. drum. **
NH-TR: Stone ejection
roll set too low. Adjust roll position. *
Hesitation in flow of bulky
crop. Header angle too flat. Steepen header angle. 16
Reel too far back. Move reel forward on
support arms. ***
* See your Combine Operator’s Manual
** See your Combine Dealer
*** See your Header Operator’s Manual