Genie ZX-135/70 Service Manual page 137

Service Manual
Jib Boom Components
20 Press and hold a function enable/speed select
button and raise the jib boom above horizontal
to provide additional ground clearance for the
remaining calibration points.
21 Press and hold a function enable/speed select
button and the platform level down button until
the digital level displays approximately 18 ±
5 degrees.
Calibration angles
22 At the ground controls, press the plus button
or minus button to adjust the display to the
exact value shown on the digital level and
press the enter button.
Note: Be sure the number entered at the ground
controls is a negative number.
Note: If the measured angle already matches the
angle shown on the display at the ground controls,
press the plus button or minus button to change
the angle and then change back to the measured
value. The system must detect a change in
displayed value to record the calibrated value.
122
23 Press and hold a function enable/speed select
button and the platform level down button until
the digital level displays approximately 44 ±
5 degrees.
24 At the ground controls, press the plus button
or minus button to adjust the display to the
exact value shown on the digital level and
press the enter button.
Note: Be sure the number entered at the ground
controls is a negative number.
Note: If the measured angle already matches the
angle shown on the display at the ground controls,
press the plus button or minus button to change
the angle and then change back to the measured
value. The system must detect a change in
displayed value to record the calibrated value.
25 Press and hold a function enable/speed select
button and the platform level down button until
the digital level displays approximately 70 ±
5 degrees. The jib boom level cylinder should
be fully retracted at this point.
26 At the ground controls, press the plus button
or minus button to adjust the display to the
exact value shown on the digital level and
press the enter button.
Note: Be sure the number entered at the ground
controls is a negative number.
Note: If the measured angle already matches the
angle shown on the display at the ground controls,
press the plus button or minus button to change
the angle and then change back to the measured
value. The system must detect a change in
displayed value to record the calibrated value.
Note: With the jib boom level cylinder fully
retracted, the jib boom bellcrank angle should be
at approximately 70 degrees.
ZX-135/70
August 2014
Part No. 218700