What it covers
The component used to change the alternating current (AC) phase of output for specific using equipment.
Service difficulty reports · 15
Reports filed under 2423, newest first.
| 2008 | 1 |
|---|---|
| 2009 | 1 |
| 2010 | 1 |
| 2011 | 1 |
| 2012 | 1 |
| 2014 | 5 |
| 2015 | 1 |
| 2017 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2026 | 1 |
SDR J7SA2026012800469Ram Air Turb · faultedDURING CRUISE, CREW LOST TWO SMART PROBES. AN EMERGENCY WAS DECLARED & DECISION MADE TO CONTINUE TO THEIR DESTINATION: KDAL. ON APPROACH, TOWER NOTIFIED CREW THAT IT APPEARED THAT A PANEL WAS MISSING FROM THE NOSE SECTIONT. ACFT LANDED WITHOUT INCIDENT AT KDASDR A6WA202308268651Unknown · unknownADG INADVERNTANT DEPLOYMENT AT FL 320, C/W QRH. ADG DEPLOYED AT MACH .67/260 KIAS FOR 20 MINUTES. NO EICAS INDICATIONS. (MOC NOTE, CREW STATED THEY DID NOT ACCIDENTLY DEPLOY THE ADG) AIRCRAFT REMOVED FROM SERVICE. INSPECTED ADG PER AMM 05-51-19, AWAC SUP SDR UIEA2022080100795Bushing · fault messageELEC AC BUS 1 EICAS MESSAGE(NO MSG FOUND. REMOVED AND REPLACED #1 BCU IAW AMM 24-23-01/401. OPS CK GOOD.</P>)SDR UIEA2017042900674Control Unit · failedDURING TAKEOFF ROLL AT 70 KNOTS, A MASTER CAUTION WARNING WITH ELEC UTILITY BUSS LT AND LT FUEL PRESSURE CTR. THE NR 1 BCU WAS REPLACED AND BCU BACK PLATE INSPECTED IAW AMM 24-23-01, BCU CMC GROUND TEST PASSED.SDR A6WA201542757Controller · malfunctionedADG DEPLOYMENT UNCOMMANDED AT WOW. R & R ADG AUTO DEPLOY CONTROLLER. OPS TESTED GOOD.SDR A6WA201442275Adg · unwanted deployDURING CLIMB ALT AT FL 240, ADG INADVERTENTLY DEPLOYED.SDR CA140811007Adg · failed(CAN) DURING CLIMB OUT THE AIR DRIVEN GENERATOR (ADG) DEPLOYED ITSELF FOR NO APPARENT REASON, AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED/LANDED WITHOUT FURTHER INCIDENT. DURING TROUBLESHOOTING, THE ADG AUTO DEPLOYMENT CONTROLLER FAILED UNIT SELF-TEST.SDR CA140714018Adapter · leaking(CAN) THE AIRCRAFT RETURNED TO BASE AFTER COMPLETING THEIR MISSION AND THE PILOT REPORTED A SMOKY ODOR IN THE COCKPIT. IT WAS NOT AN ELECTRIC BURNING ODOR. THE ODOR WAS TRACKED DOWN TO BE COMING FROM THE HR 2 AC PHASE ADAPTOR. THERE WAS A YELLOW FLUID COMINGSDR CA140619007Circuit Board · burned5 MINUTES PRIOR TO DESCENT, PILOT HEARD A "POOF" SOUND FOLLOWED BY A BURNED ODOR. NR1 STICK PUSHER AND PUSHER FAIL CAUTION LIGHTS CAME ON FOR 3-5 SEC THEN GOES OUT. ALL SYSTEMS WERE FUNCTIONNAL. PILOT AND CO-PILOT VERIFIED COCKPIT AND ENTRANCE AREA BUT DIDN`TSDR CA140502005Adapter · failed(CAN) FREQUENCY CONVERTER BLOW OUT ON TEST. THE BREAKER NEVER TRIPPED.SDR REXA2012022100270Controller · faultyAIR RETURN DUE TO ADG AUTO DEPLOYED IN FLIGHT WITHOUT CAUSE. MX FOUND THE AUTO DEPLOY CONTROLLER FAULTY. MANUAL DEPLOY FUNCTION WAS VERIFIED SO AUTO FUNCTION WAS PLACED ON MEL.SDR A6WA201140674Adg · unwanted deployADG INADVERTENTLY DEPLOYED AT APPROX 100 FT AGL AFTER TAKEOFF. C/W QRH, AIR RETURN TO DEPARTURE. LANDED AT 41,600 LBS, NORMAL LANDING. C/W INSP IAW AMM 05-51-19, NO DAMAGE NOTED. STOWED DRY ADG IAW AMM 24-23-01. R & R ADG AUTO DEPLOY CONTROL PANEL IAW AMMSDR A6WA201040974Adg · unwanted deployADG INADVERTANT DEPLOYMENT AT FL310 COMPLIED WITH QRH ALL SYS POWERED NORMALLY PRIOR TO ADG DEPLOYMENT. COMPLIED WITH RETRACTION OF ADG IAW AMM 24-23-01. OPS CK GOOD.SDR UALA2009122403997Static Inverter · failedSTATIC INVERTER FAILURE. STATIC INVERTER REPLACED, ALL OPS AND INDICATIONS NORMAL.SDR REX2008F00015Adg · unwanted deployON A REPOSITIONING FLIGHT, AT FL310, THE AIR DRIVEN GENERATOR (ADG) DEPLOYED WITHOUT WARNING. THE FLIGHT CREW VERIFIED THAT ALL AIRCRAFT GENERATORS WERE ON LINE AT THE TIME OF DEPLOYMENT. THE FLIGHT CREW NOTIFIED ATC, DECLARED AN EMERGENCY AND REQUESTED THE