PF3000 Cotton Yield Monitor
Ag Leader Technology
Troubleshooting
March 2002
Introduction
Use the procedures on the following pages to troubleshoot, calibration,
operation, and installation problems. If you cannot pinpoint the problem,
call Ag Leader Technology at 515-232-5363 (fax: 515-232-3595).
If you think you have a hardware failure, call Ag Leader Technology and a
service unit or replacement hardware will be shipped to you immediately.
Subject Page
Lbs/ac Yield Too High or Low 6-2
Yield in Lbs/ac Always Zero 6-2
Zero Flow in Lbs/hr 6-3
Incorrect Acre Counting 6-3
Average and Instantaneous Yield Do Not Agree 6-4
Incorrect Cotton Weight (lbs) 6-4
Fan Speed is Zero or Erratic 6-5
AREA OFF Always Displayed 6-6
Monitor Chirps While Harvesting 6-6
Incorrect Distance and MPH 6-6
Monitor Has No Display 6-7
No GPS Signal 6-8
No Marks on Map When using External Field Marker 6-8
Monitor Does Not Find Correct Number of Flow Sensors on
Initial Power Up
6-9
Weight Accumulating When Stopped 6-9
Poor Signal Strength 6-10