TM 55-1520-240-T
CHAPTER 3
ALIGHTING GEAR TROUBLESHOOTING
CHAPTER OVERVIEW
Chapter 3 contains procedures for Alighting Gear System troubleshooting. Each system and failure symptom is listed below. Included in
this 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.
SYSTEM
PARA
PROXIMITY SWITCH
3-1
FAILURE SYMPTOM LIST
PROXIMITY SWITCH
SYMPTOM
TASK
LEFT GROUND CONTACT LIGHT IS NOT LIT WHEN
LEFT AFT WHEEL IS ON THE GROUND
3-1.4
LEFT GROUND CONTACT LIGHT STAYS LIT WHEN
LEFT AFT WHEEL IS OFF THE GROUND
3-1.4
RIGHT GROUND CONTACT LIGHT IS NOT LIT WHEN
RIGHT AFT WHEEL IS ON THE GROUND
3-1.4
RIGHT GROUND CONTACT LIGHT STAYS LIT WHEN
RIGHT AFT WHEEL IS OFF THE GROUND
3-1.4
Change 3 3-3
