Service Manual September 2015Boom Components138 ZX-135/70 Part No. 21870015 At the ground controls, press the plus buttonor minus button to adjust the display to theexact value shown on the digital level andpress the enter button.Note: If the measured angle already matches theangle shown on the display at the ground controls,press the plus button or minus button to changethe angle and then change back to the measuredvalue. The system must detect a change indisplayed value to record the calibrated value.16 Press and hold a function enable/speed selectbutton and the secondary boom up button untilthe digital level displays 35 degrees.17 At the ground controls, press the plus buttonor minus button to adjust the display to theexact value shown on the digital level andpress the enter button.Note: If the measured angle already matches theangle shown on the display at the ground controls,press the plus button or minus button to changethe angle and then change back to the measuredvalue. The system must detect a change indisplayed value to record the calibrated value.18 Press and hold a function enable/speed selectbutton and the secondary boom up button untilthe digital level displays 50 degrees.19 At the ground controls, press the plus buttonor minus button to adjust the display to theexact value shown on the digital level andpress the enter button.Note: If the measured angle already matches theangle shown on the display at the ground controls,press the plus button or minus button to changethe angle and then change back to the measuredvalue. The system must detect a change indisplayed value to record the calibrated value.20 Press and hold a function enable/speed selectbutton and the secondary boom up button untilthe digital level displays 65 degrees.21 At the ground controls, press the plus buttonor minus button to adjust the display to theexact value shown on the digital level andpress the enter button.Note: If the measured angle already matches theangle shown on the display at the ground controls,press the plus button or minus button to changethe angle and then change back to the measuredvalue. The system must detect a change indisplayed value to record the calibrated value.22 Press and hold a function enable/speed selectbutton and the secondary boom up button.Fully raise the secondary boom. The boom isfully raised when the cylinder is fully extendedand the boom stops moving.The angle will be76 degrees.23 At the ground controls, press the plus buttonor minus button to adjust the display to theexact value shown on the digital level andpress the enter button.Note: If the measured angle already matches theangle shown on the display at the ground controls,press the plus button or minus button to changethe angle and then change back to the measuredvalue. The system must detect a change indisplayed value to record the calibrated value.24 Press and hold the engine start button forapproximately 5 seconds to shut off theengine and to save the calibration settings.Note: Do not turn the engine off with the key switchor red Emergency Stop button or all calibrationpoints or values will not be saved.