EI65 TROUBLESHOOTING HANDBOOK
031-300-190-035 REVISION A 01/25/99
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3.4 LOAD READING PROBLEM - continued
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Lift test load and verify linerider output voltage.
Complete steps 3.4 Setting the Linerider output voltage in the Calibration Section of
the Operator's and Calibration Handbook 031-300-190-015.
Replace Load Cell or Linerider Assembly
No
Remove hoist rope so there is no load on the load cell of the linerider.
Check the zero point of the Linerider on connection board between
Main X1:26 (+sig) and X1:27 (-sig)
Aux X1:30 (+sig) and X1:31 (-sig)
Voltage = 0 ±0.025V
Refer to Drawing 1,7 Linerider Circuit in Section 5.
With no load on the load cell of the linerider.
Check the zero point of the linerider in the boom tip junction box.
Main j-box terminal 2 (+sig) and 1 (-sig)
Aux j-box terminal 7 (+sig) and 8 (-sig)
Voltage = 0 ±0.025V
Refer to Drawing 1, 7 Linerider Circuit in Section 5.
Correct?
No
Check cable continuity; Replace cable if necessary
No
Replace Load Cell or Linerider Assembly
No
Yes
Check Calibration by completing steps 4.1 through 4.3, 4.9(Main), 4.10(Aux), and
4.12 through 4.24 in the Calibration Section of the
Operator's and Calibration Handbook 031-300-190-015.
No
No