eb 2013 Airframe 31.43.12 314317 Dual Channel GIO Module - Return to Service Test 0.0 Hrs 0.00 0 Ca_ 11 Feb 2013 Airframe 31.43.08 314320 Modular Avionics Unit - Operational Check 9.6 Hrs 1.00 7025365.1902 4 CI_ 14 Jun 2013 Airframe 3143.00 314401 Power Supply Module No. 3 - Removal/Installation 0.0 0.0 Hrs 0.