TM 55-1520-240-TCHAPTER 3ALIGHTING GEAR TROUBLESHOOTINGCHAPTER OVERVIEWChapter 3 contains procedures for Alighting Gear System troubleshooting. Each system and failure symptom is listed below. Included inthis chapter are locations and views of all electrical connectors, receptacles, relays and ground connections for the Alighting Gear System.Refer to TM 55-150-240-23 for required maintenance procedures.SYSTEMPARAPROXIMITY SWITCH3-1FAILURE SYMPTOM LISTPROXIMITY SWITCHSYMPTOMTASKLEFT GROUND CONTACT LIGHT IS NOT LIT WHENLEFT AFT WHEEL IS ON THE GROUND3-1.4LEFT GROUND CONTACT LIGHT STAYS LIT WHENLEFT AFT WHEEL IS OFF THE GROUND3-1.4RIGHT GROUND CONTACT LIGHT IS NOT LIT WHENRIGHT AFT WHEEL IS ON THE GROUND3-1.4RIGHT GROUND CONTACT LIGHT STAYS LIT WHENRIGHT AFT WHEEL IS OFF THE GROUND3-1.4Change 3 3-3
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