December 2019 Service and Repair ManualAxle ComponentsPart No. 1268496GT SX™-150 1339 Press and hold the enter button on the groundcontrol panel while pulling out the groundcontrols red Emergency Stop button to the onposition. Hold the enter button forapproximately 5 seconds and then release it.1 Run2 Bypass / Recovery3 Recovery10 Enter sensor calibration mode by pressing thebuttons at the ground controls in the followingsequence: (plus)(enter)(enter)(plus).Delete all Steer Sensor Calibrations11 Press the enter or previous button on theLCD screen until DELETE ALL STEERSENSORS CALIBRATION is displayed. Pressthe plus button to select YES, then press theenter button to accept.12 Press the enter or previous button on theLCD screen until EXIT is displayed.13 Press the plus button to select YES, thenpress the enter button to accept.14 Proceed to step 21.Delete a Single Steer Sensor Calibration15 To calibrate a single steer sensor, delete thespecific steer sensor calibration16 Press the enter or previous button on theLCD screen until DELETE _____ STEERSENSORS CALIBRATION is displayed.Example: DELETE BLUE END BLUE SIDESTEER SENSORS CALIBRATION (FL).17 Press the plus button to select YES, thenpress the enter button to accept.18 Press the enter or previous button on theLCD screen until EXIT is displayed.19 Press the plus button to select YES, thenpress the enter button to accept.20 Push in the red Emergency Stop button to theoff position.21 Remove the fastener that was temporarilyinstalled. Close the control box door and installthe door retaining fasteners.Note: When the control box door is closed, thecalibration toggle switch is automatically activatedto exit out of calibration mode.22 Use the key to turn the bypass / recovery keyswitch to the run position.Note: Be sure that the bypass/recovery key switchis in the run position before attempting to operatethe machine.