What it covers
The system that automatically corrects and provides for gust loading/upset, aerodynamic augmentation, alleviation, suppression, ride control, etc. This includes sensing, computing, actuating, indicating, internal monitoring, warning devices, etc.
Service difficulty reports · 15
Reports filed under 2250, newest first.
| 1995 | 1 |
|---|---|
| 1999 | 1 |
| 2003 | 3 |
| 2004 | 3 |
| 2007 | 2 |
| 2010 | 1 |
| 2012 | 1 |
| 2015 | 1 |
| 2016 | 2 |
SDR SWIA201642734Circuit Card · failedUNCOMMANDED YAW CONTROL AT REACHING CRUISE ALTITUDE. DECLARED AN EMERGENCY. REMOVED AND REPLACED THE NR 2 FCC CARDSDR DALA2016032902454Control Unit · failedABORTED TAKEOFF AT APPROXIMATELY 5 KNOTS DUE TO AN ACS FAULT ON EOAP. MESSAGE EXTINGUISHED WHEN THROTTLES WERE RETURNED TO IDLE AND ENGINE SPOOLED DOWN. MAINTENANCE PERFORMED A FAULT REVIEW OF ACS AND DFGS. REPLACED THE ACU IAW AMM. REPLACED LT MCDU IAW ASDR 2015FA0000382Computer · intermittentYAW DAMP DISENGAGED SEVERAL TIMES DURING LANDING DECENT.SDR Z4AR20121018002Air Filter · leakingFOUND DEFECTIVE 2J4-7 AIR FILTER CAUSING FAILURE OF THE ACFT'S RUDDER BOOST SYS. A PIN HOLE WAS FOUND IN THE WELD SEAM OF THE FILTER.SDR UALA2010020300427Computer · malfunctionedLT MOD LATERAL BOUNCE 330-250 KTS. WITH A-P 1 OR 2 ON DURING DESCENT. APPEARED TO DIMINISH. CREW STATED YAW WAS FELT IN THE COCKPIT AS WELL AS THE AFT GALLEY. FELT THE SAME WITH 'A' OR 'B' AUTO PILOT BUT HARD TO TELL WITHOUT AUTO PILOT AS AIRCRAFT HIT TURBULASDR AALA20072441Actuator · inoperativeMIA INFLIGHT T377/13DEC - NUMBER ONE YAW DAMPER PADDLE TRIPPED ON TAKEOFF. RETURNED TO MIA AND LANDED WITHOUT INCIDENT. REPLACED AUTO PILOT YAW ACTUATOR. SYSTEM GROUND CHECKED NORMAL OPERATION.SDR AALA20070076Pseu · inoperativeBOS INFLIGHT T586/13JAN AT FLIGHT LEVEL 320, AIRCRAFT YAWED HARD TO THE LEFT. EMERGENCY DOOR MESSAGE ON FORWARD EICAS. MULTIPLE DOOR LIGHTS ON OVERHEAD PANEL. LEFT YAW DAMPER EICAS MESSAGE ILLUMINATED AND REMAINED ON. TURNED OFF LEFT YAW DAMPER. DURING DSDR MASA200400561Yaw Damper · warning lightASH 2607 CLT - RETURNED TO THE GATE FOR A YAW DAMPER FAILED AFTER PUSHBACK. MAINTENANCE RESET THE YAW DAMP SYSTEM.SDR ABXA040134A/C Pack · shutdownDURING APPROACH TO RUNWAY 22L AT MHR, WHEN LANDING GEAR WAS LOWERED, RIGHT PACK SHUT OFF AND LOC FAILED. MISSED APPROACH EXECUTED, GEAR CYCLED UP AND DOWN AND EVERYTHING SEEMED TO WORK AGAIN. MAINTENANCE AT MHR COMPLIED WITH MCDP GROUND TEST 30. NO CURRENT SDR XNOA1177Computer · disengagedNR 1 YAW DAMPER WILL NOT ENGAGE. ITEM TRANSFERRED TO DMI CONTROL NR 4107 IAW ENA MEL 22-21-01 CAT A PLACARDS INSTALLED. R&R NR 1 YAW DAMP CPU, OPS CK GOOD IAW A300 AMM 22-21-00. PLACARDS REMOVED. THIS ACTION CLEARS DMI #4107. (STATUS:SUPP/CLOSED)SDR BAQA084041Computer · intermittentSAS COMPUTER HAS INTERMITENT KICK. REPLACED WITH SERVICEABLE ASSET PART.SDR BAQA091168Fiber Optic Gyro · intermittentFIBER OPTIC GYRO PRODUCING YAW INTERMITTENT INTERRUPTIONS. KEEPS GOING OFFLINE. REPLACED WITH SERVICEABLE UNIT.SDR MALA030399Light · loosePILOT REPORTED FLOOR LIGHTING COMING LOOSE. RESECURED FLOOR LIGHTS.SDR 99ZZZX1730Computer · malfunctionedAUG-AIL - BLEW CIRCUIT BREAKER GOING INTO (BDL). MEL'D AUG-AIL SYSTEM AND FLEW TO CMH. REMOVED AND REPLACED SPOILERON COMPUTER. OPS CHECKS GOOD.SDR AWXA9500443Eel Wiring · loosePHX - DURING ROUTINE MAINTENANCE CHECK, FOUND FLOOR MOUNTED EMERGENCY EXIT LIGHTS INOPERATIVE FROM ROW 14 THROUGH ROW 18. RESECURED LOOSE WIRING, OPS CHECK GOOD. (W)