- ACTT 2741.5 HR. Att. 1617 LANDINGS - • . - . NO. 4 - PRESENT GULFSTREAM AENSPACE• CORPORATION WORKORDER NO. CO2-151-084-29' - ' A. INSTALLED BKM PITOT HEAT MONITOR MOD. PER-S.T.C. NO. SA*2907 SW PER REFERENCE NO. 1 B. REPAIRED CENTER AND UPPER. RUDDER. HINGE FITTNGS PER GULFSTREAM AEROSPACE CORPORATION DWG. N