Mechanical - MacDon A30-S Operator's Manual

8.2 MECHANICAL

SYMPTOM
Auger And/Or Conditioner
Rolls Damaged By Stones.
Excessive Breakage Of Sickle
Sections Or Guards.
Excessive Heating Of
Hydraulic Oil.
Header Stalling In Extremely
Tall, Heavy Crop (6+ Tons Per
Acre)
Header Turns While
Unloaded But Slows Or Stops
When Starting To Cut.
Form # 169000
TROUBLESHOOTING
PROBLEM
Feed pan doesn't allow stones
to fall through.
Ground speed too high in stony
conditions.
Cutting height too low in stony
conditions.
Header angle too steep in stony
conditions.
Header flotation too heavy in
stony conditions
Sickle speed too slow.
Guards, sickle and hold-downs
misaligned.
Relief pressure too low.
Insufficient crop clearance at
rear of feed pan.
Feeding aids for shorter, lighter
crop impede flow of heavy or
thick stemmed crops (cane,
sudan grass etc.).
Low reservoir oil level.
Defective motor
Defective O-ring inside relief
valve.
Defective pump.
Defective relief valve.
PTO slipping on tractor.
Cold oil in system.
166
SOLUTION
Lower rock-drop tines.
Reduce ground speed.
Raise cutting height with skid
shoes.
Decrease header angle
Adjust to lighter float setting.
Maintain proper RPM on
PTO. Check for proper match
of pump & gear-drive at PTO.
Straighten guards, align hold-
downs.
Replace relief valve.
Lower rock drop tines (rear of
header pan).
Remove rubber fingers from
auger at delivery opening.
Increase roll gap.
Remove front set of stripper
bars.
Add oil to reservoir.
Repair motor.
Replace relief valve.
Repair pump.
Repair relief valve.
Repair tractor PTO system.
Reduce ground speed until
oil reaches operating
temperature.
SECTION
6.17.9
--
6.17.7
6.17.8
6.17.9
--
7.8.7 &
7.8.8
See
Dealer
6.17.9
7.11.6
6.17.11
7.11.7
6.7.2.3
See
Dealer
See
Dealer
See
Dealer
See
Dealer
See
Dealer
--
Model Year - 2009