TROUBLESHOOTING
HYDRAULICS
PROBLEM CAUSE REMEDY
SIA turns too slow.
Excessive or wet grain.
Not enough oil flow to hydraulic
pump.
Hydraulic pump defective.
Hydraulic motor defective.
SIA relief valve pressure set too
low.
SIA auger partially plugged.
SIA pressure relief valve doesn’t
function properly.
The higher the moisture content
and weight of the material that is
being conveyed, the more power
it takes. Adjust the variable speed
control valve to allow more oil to
the hydraulic motor.
Change oil filter, replace oil with
new oil and fill to proper level.
Replace hydraulic pump.
Repair or replace hydraulic motor.
Check pressure to valve, if
pressure is low adjust to factory
setting or replace if will not adjust.
Remove plugging material.
Check pressure to valve, if it will
not adjust to the factory setting,
replace the valve.
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