# Service difficulty reports: JASC 2437

A list on [JASC 2437](https://openairdocs.org/jasc/2437.md).

Reports filed under 2437 · DC Indicating System, newest first.

Page 1 of 2 · 98 reports

- [SDR N6WA2022050201](https://openairdocs.org/sdr/N6WA2022050201.md): Battery Pack · inoperative · Apr 29, 2022 · N533GJ · Cndair CL6002C10
  > #2 EMER BATT PACK IS INOP. R&R #2 EMER BATT PACK IAW CRJ 700 AMM 33-51-17.
- [SDR IKBR2021072200030](https://openairdocs.org/sdr/IKBR2021072200030.md): Interface Unit · defective · Jul 20, 2021 · N210SU · Cessna 172S
  > ALTERNATOR SYSTEM WAS SHOWING A DISCHARGE ON THE GARMIN G1000 DISPLAY DESPITE THE ALTERNATOR AND ALTERNATOR CONTROL UNIT FUNCTIONING PROPERLY. AFTER TROUBLESHOOTING IT WAS DETERMINED THAT THE GARMIN GEA71B (P/N 011-03682-0, S/N 497003704) AIRFRAME INTERFACE W
- [SDR RU3A20190723035](https://openairdocs.org/sdr/RU3A20190723035.md): Sensor · failed · Jul 22, 2019 · N56 · Lear 60LEAR
  > PER PIC,EPM SHOWED THE RIGHT GENERATOR AMPS ABOVE 450 AMPS, WITH A MASTER CAUTION. THE LEFT AMPERAGE SHOWED NORMAL AT ABOUT 190 AMPS. THE CAUSE WAS DETERMINED TO BE CURRENT SENSOR FAILURE. SENSOR WAS REPLACED. NO FURTHER ACTION REQUIRED.
- [SDR ASAA2019070229894](https://openairdocs.org/sdr/ASAA2019070229894.md): Warning System · false activation · Jul 2, 2019 · N593AS · Boeing 737890
  > ELEC LIGHT ILLUMINATED. GROUNDED - YES. SPCU FAULT LOGGED. ACCOMPLISHED FIM 24-34 TASK 802. FAULT CLEARED. ACCOMPLISHED OPS TEST, REF AMM 24-34-00. ALL TEST PASS. GROUND VERIFICATION GOOD.
- [SDR CA190516022](https://openairdocs.org/sdr/CA190516022.md): Indicator · malfunctioned · May 11, 2019 · Bombdr BD1001A10
  > (CAN) RED ICAS (ESSENTIAL POWER ONLY) POSTED ON APPROACH WHEN GEAR WAS SELECTED DOWN WITH AMBER (R GEN FAIL) + (R BATT FAIL) AND CYAN (ELECTRICAL FAULT). CYAN (ELECTRICAL FAULT) TURNED TO A AMBER (ELECTRICAL FAULT) ON LANDING. THE RIGHT BATTERY ON THE SYNOPTIC
- [SDR CA190516011](https://openairdocs.org/sdr/CA190516011.md): Dcpc · failed · May 11, 2019 · Bombdr BD1001A10
  > (CAN) WHILE TAXIING OUT FOR TAKEOFF, RED MESSAGE `ESS POWER ONLY` CAME ON FOR 5-10 SECONDS. NOTICED #2 BATTERY HAD CYCLED OFF THEN ON BY ITSELF, THEN ALL CAS MESSAGE CLEARED. MAY 15/2019: REPLACED LEFT DCPC (SN 259) FOR FLICKERING PBA & RED ESSENTIAL POWER ONL
- [SDR ASAA2019032828808](https://openairdocs.org/sdr/ASAA2019032828808.md): Warning System · false activation · Mar 28, 2019 · N468AS · Boeing 737990ER
  > PRIOR TO PUSHBACK THE ELEC LIGHT ILLUMINATED ON THE OVERHEAD PANEL. GROUNDED - YES. PERFORMED FIM 24-31 TSK 801, FAULT CLEARED AND OPS NORMAL.
- [SDR ASAA2018091826156](https://openairdocs.org/sdr/ASAA2018091826156.md): Warning System · false activation · Sep 17, 2018 · N518AS · Boeing 737890
  > AFTER ENG START ELEC LIGHT ILLUMINATED. GROUNDED - YES. PERFORMED FIM 24-31 TASK 801, CLEARED FAULT AFTER BITE CHECK. NO FAULTS. AIRCRAFT IS OK FOR SERVICE. PREVIOUS FAULT WAS SPCU INOP - FAULT CLEARED.
- [SDR 2018FA0000112](https://openairdocs.org/sdr/2018FA0000112.md): Ammeter · arced · Mar 20, 2018 · N56353 · Piper PA28R200
  > STUDENT PILOT AND INSTRUCTOR REPORTED RADIOS QUIT AFTER A LOUD BUZZING SOUND WAS HEARD THROUGH THE HEADSETS FOR A FEW SECONDS. RADIOS STARTED FUNCTIONING NORMALLY A FEW SECONDS AFTER. BETWEEN 15 - 20 MINUTES LATER SMOKE STARTED COMING FROM BEHIND THE PANEL, O
- [SDR ASAA2017020619720](https://openairdocs.org/sdr/ASAA2017020619720.md): Warning System · false activation · Feb 6, 2017 · N486AS · Boeing 737990ER
  > COCKPIT P5-13 PANEL ELEC LIGHT ILLUMINATED. GROUNDED - YES. FOUND 'STAT INV INOP' FAULT LOGGED, (GATE PWR HAD DROPPED OFF DRAINING BATTERIES). CYCLED POWER & ACCOMPLISHED FIM 24-31 801, FAULT CLEARED AND CHECKS NORMAL. RECHARGED BATTERIES, SYSTEM CHECKS GOOD,
- [SDR ASAA2016061917079](https://openairdocs.org/sdr/ASAA2016061917079.md): Warning System · false activation · Jun 19, 2016 · N494AS · Boeing 737990ER
  > ELECTRIC LIGHT ILLUMINATED AFTER ENGINE START. ACFT GROUNDED. P5-13 PANEL FAULTS, SPCU INOPERATIVE, PERFORMED CYCLING OF 2 CB'S, REF FIM 24-34, TASK 802, FAULT CLEARS. NO HISTORY LAST 30 DAYS, ACFT OK FOR CONTINUED SERVICE.
- [SDR AALA20160616011](https://openairdocs.org/sdr/AALA20160616011.md): Warning System · false indication · Jun 16, 2016 · N798AN · Boeing 777223
  > AIRCRAFT WAS GROUNDED. AIR INTERRUPT. EMERGENCY DECLARED. LANDING UNEVENTFUL. AIRCRAFT NOT OVERWEIGHT. DURING CRUISE, BATTERY SHOWED OFF ON UPPER EICAS WITH SWITCH IN ON. STATUS PAGE, RSCF POWER SUPPLY 1LSCF PWR SUPPLY 1, MAIN BATTERY SHOWS -1 AMPS DI
- [SDR HNAA2016061700184](https://openairdocs.org/sdr/HNAA2016061700184.md): Monitor · defective · Jun 16, 2016 · N336EN · Dhav DHC8311
  > WHEN APU SHUTS DOWN A NEGATIVE LOAD DISPLAYED. NO, HAD TO RETURN TO GATE, CX'D AFTER HEA. RING SUSPECTED CONTACTOR WELDED, LATE ACFT. VERIFIED APU GEN CONTACTOR IS NOT WELDED. R & R DC POWER MONITOR IAW -8MM 24-31-05. OPS CHECK GOOD. OK FOR SERVICE.
- [SDR COEA2016033101821](https://openairdocs.org/sdr/COEA2016033101821.md): Warning System · false activation · Mar 31, 2016 · N821FX · Aerosp ATR72212
  > AIR TURN BACK FLIGHT 7276, DURING CLIMB OUT EN-ROUTE, THE EMER BATTERY CHARGE LIGHT ILLUMINATED. PERFORMED IAW ACFT EMER CHECKLIST. TROUBLESHOOTING, RESET OF SYSTEMS & ENG RUNS. NO FAULTS WERE FOUND.
- [SDR ASMF201602002](https://openairdocs.org/sdr/ASMF201602002.md): Warning System · false activation · Dec 23, 2015 · N851AM · Boeing 737752
  > AIRCRAFT RETURNED TO PLATFORM DUE TO AFTER START ENGS, THE ELEC LIGHT TURNED ON. PERFORMED ELEC SYS AUTO TEST IAW FIM 34-31 TASK 801, CONFIRMING THE FAILURE, SO THE RESET TO RUPTURES & BITE TO SPCU MODULE WERE PERFORMED IAW FIM 24-34 TASK 802, NO FAILURES WER
- [SDR ZLWA20141111001](https://openairdocs.org/sdr/ZLWA20141111001.md): Warning System · activated · Nov 6, 2014 · N752M · Bombdr BD1001A10
  > LEFT & RIGHT GEN OFF CAS MSG, WHITE, WHILE DESCENDING FROM 6000 FT.
- [SDR CA140106007](https://openairdocs.org/sdr/CA140106007.md): Indication Sys · failed · Jan 3, 2014 · Dhav DHC8311
  > (CAN) DC POWER MONITOR WENT BLANK AFTER GROUND POWER UNIT WAS PLUGGED IT. UPON INSPECTION FOUND DC POWER MONITOR FAILURE AND DC POWER MONITOR TO BE AT FAULT. DC POWER MONITOR REPLACED WITH SERVICEABLE. ACFT RETURNED TO SERVICE.
- [SDR CALA2013110192569](https://openairdocs.org/sdr/CALA2013110192569.md): Warning System · activated · Oct 29, 2013 · N815UA · Airbus A319131
  > BCL 1 FAULT DISPLAYED ON UPPER ECAM SCREEN, ELECTRICAL. CAME ON 15 MIN AFTER PUSH BACK ITEM ROLLED FORWARD. CFDS REPORTS ELECTRICAL BCL 1 FAULT & PREVIOUS REPORT HIT FUSE 4PB11 PCN 562-3969 & FOLLOW TSM 24-38-00-810-807. R & R BATTERY SHUNT 3PB1 IAW AMM 2
- [SDR CALA2013093091551](https://openairdocs.org/sdr/CALA2013093091551.md): Relay · failed · Sep 28, 2013 · N769UA · Boeing 777222
  > ELECTRICAL STANDBY SYSTEM ADVISORY & STATUS MESSAGE EXISTING FAULT MX MESSAGE 24-13037, IAW FIM 24-32 802. R & R K24013 IAW AMM 24-32-10 DC TIE RELAY. MESSAGES DISAPPEARED & FINAL CHECKED GOOD.
- [SDR UALA2013012100346](https://openairdocs.org/sdr/UALA2013012100346.md): Shunt · corroded · Jan 20, 2013 · N825UA · Airbus A319131
  > FOUND SHUNT 3PB2 CORRODED BETWEEN CONTACTS. REPLACED SHUNT 3PB2. BCL TEST OKAY.
- [SDR R61A20130104015](https://openairdocs.org/sdr/R61A20130104015.md): Warning System · activated · Dec 23, 2012 · N816MA · Emb ERJ170100SU
  > CREW REPORTED AN EMERGENCY LIGHT BATTERY FAULT ON LANDING. AIRCRAFT WAS FERRIED FROM BDL TO DCA. MAINTENANCE FOLLOWED THE FIM, FOUND CORRELATED ACTIVE FAULTS PER EMB AMM AND OPS CHECKED GOOD.
- [SDR R61A20130104010](https://openairdocs.org/sdr/R61A20130104010.md): Warning System · false activation · Dec 17, 2012 · N174HQ · Emb ERJ190100IGW
  > CREW REPORTED EMERGENCY BATTERY FAULT ON POWER UP. MAINTENANCE RESET AIRCRAFT POWER PER EMB AMM FAULT CLEARED, OPS CHECK GOOD.
- [SDR ASAA121017](https://openairdocs.org/sdr/ASAA121017.md): Warning System · false activation · Jan 30, 2012 · Boeing 737890
  > ELEC LIGHT ILLUMINATED ON P5 13 PANEL. P5 13 BITE PROCEDURE REF FIM 24 31T801 SHOWS FAULT 'STAT INV INOP'. ACCOMPLISHED INITIAL EVAL OF FIM 24 34T801. FAULT CLEARED.
- [SDR ASAA11510341](https://openairdocs.org/sdr/ASAA11510341.md): Indication Sys · malfunctioned · Aug 30, 2011 · N596AS · Boeing 737890
  > ELEC ON PWR DIS PANEL ILLUM. RESET OVERHEAD "ELECTRIC LIGHT FAULT" INDICATION REF FIM 24 31 00 810 801. SYS OPS CHECKS NORMAL.
- [SDR 5APR577Y78](https://openairdocs.org/sdr/5APR577Y78.md): Sensor · faulty · Aug 8, 2011 · N547AF · Pilats PC1245
  > BEFORE DEPARTURE, CREW REPORTED ESSENTIAL BUSS-BATTERY CAWS & AURAL WARNING ON START. BATT 1 VOLTS FLUCTUATE BTW 17.5 AND 21.5, BATTERY 2 BTW 18.5 AND 23.5 AMPS ON BOTH -020 -002. CONFIRMED SECURITY OF RELAY K221 WITH NO DISCREPANCY'S. CONFIRMED SECURITY OF
- [SDR MYWA110076](https://openairdocs.org/sdr/MYWA110076.md): Warning System · false activation · Jul 19, 2011 · N739MA · Boeing 7378Q8
  > ETOPS SIGNIFICANT SYSTEM: ELEC LIGHT ON. ACCOMPLISHED BITE TEST OF BATTERY/ ELECTRICAL PANEL. CLEARED FAULT IAW 737-800 FIM 24-31 TASK 801 OPS CHECK NORMAL.
- [SDR ASAA1058568](https://openairdocs.org/sdr/ASAA1058568.md): Warning System · false activation · Nov 30, 2010 · N585AS · Boeing 737890
  > ELEC LIGHT ON MASTER CAUTION CAME ON THE GROUND. PERFORMED FIM TASK 24 31 00 810 801. NO FAULTS FOUND.
- [SDR ASAA1058375](https://openairdocs.org/sdr/ASAA1058375.md): Warning System · false activation · Oct 16, 2010 · N519AS · Boeing 737890
  > THE "ELEC" LIGHT ILLUMINATED. ACCOMPLISHED FIM TASK 24 31 00 810 801. FAULT RESET AND CLEARED. OPS CHECK NORMAL.
- [SDR ASAA1058180](https://openairdocs.org/sdr/ASAA1058180.md): Warning System · malfunctioned · Aug 14, 2010 · N558AS · Boeing 737890
  > AFTER PUSHBACK AND ENGINE START "ELEC" LIGHT ILLUMINATED. ACCOMPLISHED FIM TASK 24 34 00 810 802. FAULT LIGHT EXTINGUISHED AND CLEARED. ORIGINAL MAINT TEST DISPLAYED "SPCU INOP". NO FURTHER FAULTS DISPLAYED DISCREPANCY CLEARED.
- [SDR ASAA1057997](https://openairdocs.org/sdr/ASAA1057997.md): Warning System · malfunctioned · Jun 20, 2010 · N566AS · Boeing 737890
  > ON PREFLIGHT FOUND "ELEC" LIGHT ON OVERHEAD PANEL. PERFORMED FIM TASK 24 31 00 ELEC LIGHT BIT PROCEDURE FOUND TO BE INTERMITTENT FAULTS CLEARED FAULTS ACCOMPLISHED BIT CHECK NO CURRENT FAULTS NOTED GROUND VERIFICATION SUCCESSFUL.
- [SDR ASAA1057515](https://openairdocs.org/sdr/ASAA1057515.md): Warning System · malfunctioned · Mar 10, 2010 · N577AS · Boeing 737890
  > THE "ELECT" LIGHT ON ELECTRICAL PANEL SHOWING. CYCLED SPCU NORMAL & SPCU STBY C/B'S SPCU FAULT RESET SYS OPS NORMAL. CDS FAULT ILLUM DURING RESET CYCLED DEU 1 & 2 & DEU 1 & 2 HOLD UP C/B'S CDS FAULT CLEARED. A/C REMAINS CAT IIIA A/L & HGS QUALIFIED.
- [SDR ASAA0956695](https://openairdocs.org/sdr/ASAA0956695.md): Warning System · malfunctioned · Sep 23, 2009 · N563AS · Boeing 737890
  > OVERHEAD PANEL ELEC INDICATOR LIGHT ILLUMINATED. VERIFIED ELEC IND LIGHT ON. PERFORMED FIM PROCEDURE 24 31 00 810 801. CLEARED TRANSIENT FAULTS. BITE TEST GOOD. NO CURRENT FAULTS. GROUND TEST VERIFICATION GOOD. NO HISTORY 2 WEEKS. NOTIFIED SEAMC.
- [SDR AMWA084391BC](https://openairdocs.org/sdr/AMWA084391BC.md): Gcu · worn · May 4, 2007 · N161YV · Beech 1900D
  > AFTER TO THE BATTERY CHARGE ANNUN ILLUM. CAPT RETURNED TO FIELD AND LANDED WITH NO FURTHER INCIDENTS. THIS BC ANNUN ILLUM IS CONSIDERED A NUISANCE WARNING, CAUSING SERIOUS DISTRACTIONS TO THE PILOTS. PARALLELED GCU`S.
- [SDR RDA113006](https://openairdocs.org/sdr/RDA113006.md): Ammeter · failed · Nov 30, 2006 · N9456B · Cessna 175
  > AEROSPACE LOGIC VA-100 DIGITAL VOLT/AMMETER AMP FUNCTION FAILED. AMP READING VARIES FROM -12 TO -18.5 AMPS, THIS INDICATION IS PRESENT WITH NO LOAD ON SYSTEM OR WITH ENGINE OPERATING AND GENERATOR OPERATING NORMALLY. VOLT FUNCTION OPERATES NORMALLY AND VOLTA
- [SDR ASMF200606001](https://openairdocs.org/sdr/ASMF200606001.md): Warning System · malfunctioned · Jun 1, 2006 · N997AM · Boeing 737*
  > AFTER ENGINES STARTED, -SPCU- LIGHT TURNED ON IN ELECTRICAL PANEL. CAPTAIN SHUT DOWN LEFT ENGINE AND ELECTRICAL PANEL WAS ERASED BUT FAIL CONTINUED. B-1 AND B-2 BREAKERS WERE RESEATED IN P-6 PANEL AND FIM 24-34 PROCEDURE WAS PERFORMED, ALL CORRECT. DURING O
- [SDR RAIA00501019](https://openairdocs.org/sdr/RAIA00501019.md): Voltmeter · failed · Jan 8, 2005 · N568HK · Jetair JETSTM4101
  > 3663- RIC- VOLT/AMP METER FAIL. REMOVED AND REPLACED AMP/VOLT METER.
- [SDR HNAA0400065](https://openairdocs.org/sdr/HNAA0400065.md): Monitor · inoperative · Jul 10, 2004 · N938HA · Dhav DHC8102
  > RETURN TO FIELD, DUE TO MAIN AND AUX BATTERIES INDICATING 65 DEGREES. REMOVED AND REPLACED BATTERY TEMP MONITOR.
- [SDR AUS20031049](https://openairdocs.org/sdr/AUS20031049.md): Monitor · faulty · Oct 13, 2003 · Dhav DHC8315
  > (AUS) DC POWER MONITOR FAULTY.
- [SDR CA030630002](https://openairdocs.org/sdr/CA030630002.md): Display · intermittent · Jun 30, 2003 · Pilats PC1245
  > (CAN) GEN 1 AMP/VOLT DISPLAY WENT BLANK. ALL OTHER GEN 1 INDICATIONS NORMAL. ASSY REPLACED WITH SERVICEABLE UNIT.
- [SDR VNAA0306013](https://openairdocs.org/sdr/VNAA0306013.md): Sensor · failed · Jun 22, 2003 · N425JS · Dorner DO328100
  > DURING TAKEOFF, THE CREW RECEIVED A RIGHT HAND GENERATOR FAIL INDICATION AND ABORTED TAKEOFF. THE AIRCRAFT WAS THEN FERRIED TO CAK. MAINTENANCE INSPECTED AND REPLACED THE RIGHT HAND HALL EFFECT SENSOR IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 24-00-00.
- [SDR HEEA086604](https://openairdocs.org/sdr/HEEA086604.md): Ammeter · sticks · May 21, 2003 · N2261D · Bell 412
  > NR 2 SIDE STICKS WHEN GEN IS BROUGHT ON LINE.
- [SDR S2YA03014](https://openairdocs.org/sdr/S2YA03014.md): Meter · inaccurate · Apr 16, 2003 · N79SK · Beech 1900D
  > DURING FLIGHT 1075, THE CREW DISCOVERED A SPLIT BETWEEN THE DC LOAD METERS, LEFT HAD 17 PERCENT AND THE RIGHT HAD 45 PERCENT. THE CREW CONSULTED WITH MECHANIC AND MADE AN AIR TURNBACK. MECHANIC INSPECTED THE SYSTEM, SWAPPED THE METERS AND DETERMINED THE LEFT
- [SDR GLBA2003033](https://openairdocs.org/sdr/GLBA2003033.md): Meter · inoperative · Mar 15, 2003 · N226GL · Beech 1900D
  > RT DC LOAD METER INOP. REMOVED AND REPLACED RT DC LOAD METER.
- [SDR HEEA083450](https://openairdocs.org/sdr/HEEA083450.md): Voltmeter · inoperative · Jan 9, 2003 · N81671 · Bell 206L3
  > DIGITAL VOLTMETER NOT WORKING, NO DISPLAY. REPAIRED.
- [SDR HEEA079514](https://openairdocs.org/sdr/HEEA079514.md): Indicator · malfunctioned · May 28, 2002 · N5759N · Bell 412
  > DUAL AMMETER NR 1 NEEDLE VIBRATES WITH AIRCRAFT BOUNCE.
- [SDR HEEA079513](https://openairdocs.org/sdr/HEEA079513.md): Indicator · fluctuates · May 28, 2002 · N5759N · Bell 412
  > DUAL AMMETER NR 1 NEEDLE FLUCTUATES.
- [SDR HEEA079244](https://openairdocs.org/sdr/HEEA079244.md): Ammeter · stuck · May 24, 2002 · N5759N · Bell 412
  > NR 2 AMMETER STICKS.
- [SDR HEEA079243](https://openairdocs.org/sdr/HEEA079243.md): Ammeter · stuck · May 24, 2002 · N5759N · Bell 412
  > DUAL AMMETER NEEDLE STICKS. REPLACED WITH SERVICEABLE PART.
- [SDR GLBA2002039](https://openairdocs.org/sdr/GLBA2002039.md): Warning System · malfunctioned · Mar 19, 2002 · N249GL · Beech 1900D
  > OVER FLEW MCK, BATT-TIE ANNUN, OPENED IN FLIGHT, WOULD NOT RESET. PERFORMED SELF TEST SEVERAL TIMES, NO FAULT FOUND. INSPECTED AND CHECKED OKAY FOR SERVICE.
- [SDR AUS20020218](https://openairdocs.org/sdr/AUS20020218.md): Light · misinstalled · Feb 23, 2002 · Cessna TR182
  > (AUS) ALTERNATOR LOW VOLTAGE WARNING LIGHT SECURED TO RT DASH WITH PVC ELECTRICAL TAPE. UNAPPROVED PART.

Next page: https://openairdocs.org/jasc/2437/reports.md?page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
WHERE jasc_code = '2437'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/jasc/2437/reports

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