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Service Bulletin SB-550-34
NameRevisionLangSubjectDate
enADF 60 CABLE CHANGE AND INDUCTOR INSTALLATION02/12/1979
2enNAVIGATION - 11,000 POUND ZERO FUEL WEIGHT OPTION INSTALLATION05/01/1987
3enVLE NAVIGATION SYSTEM - H-FIELD LOOP ANTENNA INSTALLATION08/09/1985
2enGLOBAL VLF NAVIGATION INSTALLATION11/03/1980
2enMandatory AIR DATA COMPUTER ALTITUDE SIGNAL WIRE RELOCATION03/13/1981
enMandatory Alert NAVIGATION - VLF - INSTALL CIRCUIT TO ISOLATE CONTROL DISPLAY UNIT FROM HSI WAYPOINT LIGHT05/05/1982
enMandatory Emergency HSI 2 EMERGENCY POWER (COPILOT'S HSI)10/29/1982
1enNAVIGATION - FLIGHT DIRECTOR VOR/LOC ANGULAR INTERCEPT LOGIC IN VLF MODE INTERCONNECT WIRING MODIFICATION09/09/1983
1enBENDIX RDR1400 RADAR, IU2023B INTERFACE AND CC2024D CHECKLIST CONTROLLER INSTALLATION12/09/1982
1enMandatory Emergency 06/01/1984
enMandatory NAVIGATION - DME/NAV 2 WIRING MODIFICATION06/22/1984
enEmergency NAVIGATION - STANDBY GYRO EMERGENCY LIGHTING03/18/1987
enVLF H-FIELD ANTENNA AND COUPLER PROTECTION04/11/1986
1enNAVIGATION - STARTER-GENERATOR AND GCU FILTER INSTALLATION02/14/1992
1enMandatory 08/31/1990
1enNAVIGATION - HONEYWELL PRIMUS II RADIOS LIGHTING IMPROVEMENT06/12/1992
1enNAVIGATION - VOR/LOC 2 ANNUNCIATOR CIRCUIT MODIFICATION01/24/1992
enNAVIGATION - PRIMUS RADAR WIRING UPDATE10/18/1991
3en06/19/1998
enNAVIGATION - MICROWAVE LANDING SYSTEM ANTENNA COVER INSTALLATION05/15/1992
1enNAVIGATION - FMS/COMM 2 NOISE REDUCTION IMPROVEMENTS03/28/1994
1enNAVIGATION - ADI/HSI REPLACEMENT11/04/1992
enNAVIGATION - AVIONICS JUNCTION BOX PRINTED CIRCUIT BOARD TRANSISTOR REPLACEMENT07/01/1992
enNAVIGATION - MULTIFUNCTION DISPLAY SYMBOL GENERATOR WIRE BUNDLE ROUTING MODIFICATION10/18/1996
1enNAVIGATION - HONEYWELL PRIMUS RADIO RACK COAX CONNECTOR REPLACEMENT06/13/1994
enNAVIGATION - HONEYWELL PRIMUS RADIO ADF SYSTEM IMPROVEMENTS01/31/1994
1en07/20/1994
enMandatory 12/23/1993
1enNAVIGATION - HONEYWELL RMU SOFTWARE UPDATE07/21/1995
enNAVIGATION - HONEYWELL RADIO ALTIMETER MODEL RT-300 INSTALLATION10/20/1995
enNAVIGATION - INTERMITTENT RUDDER KICK CORRECTION MODIFICATION02/17/1995
enNAVIGATION - AIRSPEED INDICATOR WITH OVERSPEED/LOW SPEED WARNING SWITCHES INSTALLATION01/24/1997
1enEmergency NAVIGATION - MEGGITT SECONDARY FLIGHT DISPLAY IMPROVEMENTS02/23/1999
1enNAVIGATION - REDUCED VERTICAL SEPARATION MINIMUM (RVSM) OPERATION MODIFICATION04/16/1999
1enNAVIGATION - HONEYWELL PRIMUS 1000 PHASE II SOFTWARE UPGRADE01/14/2000
en01/23/2001
3en06/10/2002
enNAVIGATION - MEGGITT MARK | SECONDARY FLIGHT DISPLAY UNIT UPGRADE12/18/2001
1enMandatory NAVIGATION - STATIC PORT DOUBLER INSPECTION11/14/2002
enAlert NAVIGATION - TCAS RAIN COVER INSTALLATION05/17/2004
1enNAVIGATION - MARK VIII TERRAIN AWARENESS & WARNING SYSTEM (TAWS) INSTALLATION11/11/2003
1enNAVIGATION - MARK VII TERRAIN AWARENESS & WARNING SYSTEM (TAWS) INSTALLATION11/11/2003
1enNAVIGATION - HONEYWELL TRANSPONDER UPGRADE FOR ENHANCED SURVEILLANCE10/05/2007
3en06/04/2007
2enNAVIGATION - TRAFFIC COLLISION AVOIDANCE SYSTEM (TCAS) II AND HONEYWELL TRANSPONDER UPGRADE FOR ELEMENTARY SURVEILLANCE10/10/2007
enNAVIGATION - SIGMA-TEK CONTROL PANEL INSTALLATION07/26/2004
1enNAVIGATION - SANDEL ST3400 TAWS INSTALLATION12/01/2004
enNAVIGATION - RUNWAY AWARENESS ADVISORY SYSTEM (RAAS) INSTALLATION11/01/2004
enNAVIGATION - ENHANCED GROUND PROXIMITY WARNING SYSTEMS (EGPWS) WIRING CHANGE FOR GLOBAL POSITIONING SYSTEM (GPS) INTERFACE03/24/2006
enNAVIGATION - HONEYWELL PRIMUS 1000 IC-615 WITH VGP SOFTWARE UPGRADE11/01/2006
enEmergency NAVIGATION - PITOT/STATIC HEATER WIRE MODIFICATION03/05/2008
enNAVIGATION - DME AUDIO LEVEL ADJUSTMENT01/26/2007
1enNAVIGATION - MEGGITT MARK II SECONDARY FLIGHT DISPLAY INDICATOR AND AIR DATA UNIT INSTALLATION07/12/2007
1enNAVIGATION - GH-3000 MAGNETOMETER CIRCUIT BREAKER INSTALLATION08/12/2008
enAlert NAVIGATION - HONEYWELL TRAFFIC ALERT AND COLLISION AVOIDANCE SYSTEM II (TCAS II) VERSION 7.1 SOFTWARE UPDATE07/16/2015