Chapter 5
36
AutoBoom® Calibration & Operation Manual
Pre-Calibration Diagnostics
TABLE 1.
Pre-Calibration Diagnostic Issues
Issue
Possible Cause
Solution
Pressure or boom height
are not displayed in the
correct units of measure.
Raven OS units of measure
setting is set incorrectly.
Refer to the Raven OS operation instructions to
change the units of measure displayed.
Pressures for the left and
right boom are not
displayed on the correct
side.
Left and right pressure
transducer connections are
reversed.
Switch the left and right transducer connections on
the AutoBoom valve.
Left and right hydraulic
hose connections are
reversed.
Switch the left cylinder (LC) and right cylinder (RC)
hydraulic hoses connected to the AutoBoom valve.
Ultrasonic sensor heights
are displaying incorrect
sensor locations.
Left and right sensor
connections are reversed.
Switch the left and right outer sensor connections on
the AutoBoom harness cable.
Outer sensors are
connected to the inner
sensor connections.
Disconnect the sensors from the AutoBoom harness
cable and connect the outer sensor connectors to the
sensors.
Left, right, and center raise/
lower functions are not
sensed correctly when the
machine manual functions
are used.
Boom sense cables/
connections are connected
to the incorrect machine
coils.
Check the connections to the machine coils and trace
the wiring to ensure the connections are made to the
correct cylinders.
Center section will not raise/
lower manually when the
machine manual functions
are used.
Center rack boom sense
cables are not connected to
the correct center sense/
control function.
Check the connections to the machine coils and trace
the wiring to ensure the connections are made to the
correct coils.
AutoBoom node hardware
does not support the center
rack control function.
Node must be revision ‘B’ or higher to support the
center rack control function. Contact a local Raven
dealer.
Fold/unfold status does not
change when booms are
folded/unfolded (if
equipped).
Fold/unfold sensors are not
connected.
Check the electrical connections to the fold/unfold
sensors.