YP aintenance Notes Code Description Effectivity ATA Status CNV Source Work Order Cert No HRS LOG Date CA MM REF M HRS ASC Airframe ASC 90A Auxiliary Power Unit (APU) This revision 970902 Enclosure - Thermal Barrier supersedes ASC 090. Installation dated August 30, 2010, and ASC 090 MAL dated Septemb

06 Sep 2011 121.00 ASC 90 AMI Auxiliary Power Unit (APU) Enclosure - 970901 Thermal Barrier Installation Airframe 0.0 Hrs 0 CI_ 06 Sep 2011 ASC 90A Auxiliary Power Unit (APU) Enclosure - 970902 Thermal Barrier Installation Airframe 121.00 G-CGUL G55O 5176 Current Status Page 579 of 614 20 Jan 2015 O2015 Gulf