Load Moment Pin Troubleshooting: Moment Pin Vertical Force Out Of Range - JLG 1200SJP Service Maintenance Manual

SECTION 6 - JLG CONTROL SYSTEM
Table 6-12. Load Moment Pin Troubleshooting: Moment Pin Vertical Force Out of Range
STEP FAULT CODE/SYMPTOM
1 8/6 MOMENT PIN VERTICAL FORCE OUT OF RANGE The vertical
force is out of allowed range.
2
3
4
5
6
6-130
REPAIR
Check to see if the platform is over-
loaded in the vertical position. Check
the rated capacity requirement.
Check to see if any additional accesso-
ries have been added to the platform
without proper calibration.
Perform the BCS daily check procedure
to make sure the boom sections are
stopping correctly at the witness marks
matching their capacity selection.
Inspect the job the machine is perform-
ing, making sure that there is no addi-
tional force applied when the boom
sections are in the horizontal position.
Also consider weather conditions
(Wind).
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.
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.
– JLG Lift –
YES
Remove excess weight Go to step 2
Perform the Boom Sen- Go to step 3
sor calibration process.
Go to step 4 Perform the Boom Sensor cali-
bration process.
Go to step 5 Position machine correctly.
Go to step 6 Replace the load moment pin. &
Perform the Boom Sensor cali-
bration process.
If the problem still exists, verify Replace the load moment pin. &
steps 1-6 again before contact- Perform the Boom Sensor cali-
ing the JLG Service Dept. bration process.
NO
3121142