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Service Bulletin SB-525-B
NameRevisionLangSubjectDate
1enPLACARDS AND MARKINGS - ENGINE OIL DOOR PLACARD CHANGE07/06/2007
enMandatory PLACARDS AND MARKINGS - GEAR EXTEND SPEED REDUCTION08/28/2006
enAIR CONDITIONING - TEMPERATURE SENSOR RELOCATION03/04/2009
enAIR CONDITIONING - AFT EVAPORATOR DRAIN HOSE IMPROVEMENT10/13/2010
enCOMMUNICATIONS - ACP-4110 AUDIO PANEL LOCK-UP IMPROVEMENT04/21/2011
enELECTRICAL POWER - PULSE LIGHT OPTION WITH TCAS II05/15/2008
enEmergency ELECTRICAL POWER - AVIONICS EMERGENCY BUS RELAY IMPROVEMENT04/14/2008
enEQUIPMENT/FURNISHINGS - PASSENGER SEAT GEAR AND BACKREST LATCH PIN REPLACEMENT01/05/2006
enEQUIPMENT/FURNISHINGS - RIGHT CABIN SIDE LEDGE ARM REST IMPROVEMENT02/27/2009
enMandatory FIRE PROTECTION - FIRE BOTTLE IDENTIFICATION SLEEVE INSTALLATION04/05/2005
enMandatory FIRE PROTECTION - ANNUNCIATOR PANEL REPLACEMENT03/30/2007
1enMandatory FLIGHT CONTROLS - VERTICAL STABILIZER CABLE FAIRLEAD INSTALLATION11/22/2011
enFUEL - REMOVAL OF FUEL MOTIVE FLOW VALVE02/25/2014
2enMandatory HYDRAULIC POWER - HYDRAULIC RELIEF VALVE INSPECTION12/13/2005
1enMandatory HYDRAULIC POWER - HYDRAULIC RELIEF VALVE STAKING IMPROVEMENT06/06/2011
enICE AND RAIN PROTECTION - WING ANTI-ICE SYSTEM IMPROVEMENT01/26/2005
enICE AND RAIN PROTECTION - BLEED AIR OVERHEAT SWITCH WIRING IMPROVEMENT10/03/2008
enMandatory INDICATING/RECORDING SYSTEMS - AILERON, RUDDER AND ELEVATOR POSITION SENSOR ARM TORQUE INSPECTION AND FDR - AILERON SUPPORT BRACKET MODIFICATION02/09/2010
enINDICATING/RECORDING SYSTEMS - AReS II SOFTWARE UPDATE07/15/2015
enLANDING GEAR - BRAKE ACCUMULATOR PRE-CHARGE LINE IMPROVEMENT10/09/2006
enMandatory LANDING GEAR - NOSE LANDING GEAR ACTUATOR IMPROVEMENT07/17/2007
enMandatory LANDING GEAR - NOSE LANDING GEAR ACTUATOR CYLINDER IMPROVEMENT07/30/2008
enMandatory LANDING GEAR - MAIN LANDING GEAR BRAKE HYDRAULIC AND PNEUMATIC LINE REPLACEMENT07/07/2008
enLANDING GEAR - BRAKE METERING VALVE CABLE INSPECTION01/08/2010
enLIGHTS - LIGHTNING STRIKE IMPROVEMENT FOR THE LANDING LIGHTS01/15/2010
1enLIGHTS - RIGHT LANDING LIGHT RELAY/RESISTOR MOUNT BRACKET REPLACEMENT03/11/2009
enNAVIGATION - XM WEATHER -002 CONFIGURATION MOD05/29/2008
1enNAVIGATION - DBU–5000 DATABASE UNIT (FLASH MEMORY) SOFTWARE DATABASE LOADER03/18/2011
enMandatory PNEUMATIC - BELLOWS SUPPLIER CHANGE02/02/2006
1enPNEUMATIC - PRECOOLER EXHAUST IMPROVEMENT06/28/2010
1enDOORS - IMPROVEMENT FOR THE CABIN ENTRY STEPS10/22/2008
enMandatory DOORS - AFT CABIN SKIN INSPECTION03/26/2009
1enMandatory FUSELAGE - DISABLE THE COCKPIT MOUNTED RELIEF TUBE(S)10/04/2007
enNACELLES/PYLONS - FORWARD ENGINE BEAM INSPECTION ACCESS PANEL INSTALLATION10/10/2012
enMandatory WINGS - KEEL FITTING INSPECTION01/25/2010
1enWINGS - ANTI-ICE EXHAUST OUTLET IMPROVEMENT03/06/2015
2enPOWER PLANT - PT2/TT2 SENSOR INSTALLATION IMPROVEMENT05/08/2008
enMandatory POWER PLANT - COWL STIFFENER INSTALLATION10/08/2013
1enENGINE CONTROLS - FADEC CONNECTOR WASHER REMOVAL04/28/2011