Jlg 1350SJP Service Manual User Manual Page 505

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SECTION 6 - JLG CONTROL SYSTEM
3121142 – JLG Lift – 6-129
Table 6-11. Load Moment Pin Troubleshooting: Moment Pin Horizontal Force Out of Range
STEP FAULT CODE/SYMPTOM REPAIR YES NO
1 8/6 MOMENT PIN HORIZONTAL FORCE OUT OF RANGE The
horizontal force is out of allowed range.
Check to see if the platform is over-
loaded in the vertical position. Check
the rated capacity requirement.
Remove excess weight Go to step 2
2 Check to see if any additional accesso-
ries have been added to the platform
without proper calibration.
Perform the Boom Sen-
sor calibration process.
Go to ste p 3
3 Perform the BCS daily check procedure
to make sure the boom sections are
stopping correctly at the witness marks
matching their capacity selection.
Go to step 4 Perform the Boom Sensor cali-
bration process.
4 Inspect the job the machine is perform-
i ng, ma ki ng sure th at th er e i s n o ad di-
tional force applied when the boom
sections are in the horizontal position.
Also consider weather conditions
(Wind).
Go to step 5 Position machine correctly.
5 Use the Analyzer, scroll to the DIAGNOS-
TICS menu, press ENTER, then scroll to
the MOMENT menu, and press ENTER,
check to see if Actual / Over / Under
moment values are registering on the
screen display.
Go to step 6 Replace the load moment pin. &
Perform the Boom Sensor cali-
bration process.
6 If they are, refer to Figure 6-32.,
Moment Chart for comparable values, if
the values are not close, try boom sen-
sor calibration to see if the values come
within the chart.
If the problem still exists, verify
steps 1-6 again before contact-
ing the JLG Service Dept.
Replace the load moment pin. &
Perform the Boom Sensor cali-
bration process.
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