Troubleshooting
KM00321,00002E4 -19-01APR14-2/2
Symptom Problem Solution
Row finder too close to sensor due to
its curvature, therefore voltage values
too high.
Move row finder into a straight position.
Sensor selection plug is not suitably
adjusted for forage harvester.
Move sensor selection plug to Digital
(Pin 3) or Analog (Pin 1 or 2), see
assembly instructions, power steering.
UCC box defective Check and replace UCC box if
necessary.
Electrical short in wiring harness.
Check wiring harness.
Steering assistance does not
respond (rotary harvesting units
for CLAAS forage harvesters)
Stering assistance not calibrated Calibrate steering assistance.
Steering assistance steers
in opposite direction (rotary
harvesting units for CLAAS forage
harvesters)
Incorrect voltage readings
Check voltage readings.
Signal leads reversed Check and replace signal lead if
necessary.
UCC box defective Check and replace UCC box if
necessary.
45-2
031519
PN=94