# Service difficulty reports: JASC 7312

A list on [JASC 7312](https://openairdocs.org/jasc/7312.md).

Reports filed under 7312 · Fuel Heater, newest first.

Page 1 of 6 · 254 reports

- [SDR SWAA2026100150161](https://openairdocs.org/sdr/SWAA2026100150161.md): O-Ring · leaking · Sep 27, 2026 · N8577Z · Boeing 7378H4
  > APPARENT FUEL LEAK FROM #1 ENGINE COWLING. NR 1 APPARENT FUEL LEAK FROM NR 1 ENGINE COWLING. R & R NR 1 ENG SERVO FUEL HEATER COVER O-RING PER EA M-21-173-01075.
- [SDR YENA2026033000349](https://openairdocs.org/sdr/YENA2026033000349.md): Pump · failed · Mar 30, 2026 · N2180J · Airbus A321271NX
  > FLT # 933 BOS-SFO (ETOPS). ENG 2 FUEL HEAT SYS DEGRADED ( HEAT SYS DEGRAD CAUTIONS ON ECAM E/WD). INSTALLED NEW IFPC ON ENG 2 AS PER AMM 73-11-01. OPS TEST GOOD AND NO LEAKS NOTED. MDDR CLEARED, MX-4 UPDATED AND PLACARD REMOVED,
- [SDR JIKA2024062801](https://openairdocs.org/sdr/JIKA2024062801.md): O-Ring · leaking · Jun 27, 2024 · N992AF · Beech C99
  > DURING CRUISE FLIGHT WITH THE AUTO PILOT ACTIVE THE FLIGHT CREW NOTICED THE #1 FUEL FLOW GAUGE WAS NOT WORKING. AFTER PERFORMING SEVERAL CHECKS RELATED TO THE INDICATOR, HE VISUALLY CHECKED THE LEFT WING AND NOTICED FUEL FLOWING OUT OF THE ENGINE NACELLE. HE N
- [SDR ASAA2023101545621](https://openairdocs.org/sdr/ASAA2023101545621.md): Fuel Heater · leaking · Oct 15, 2023 · N487AS · Boeing 737990ER
  > FUEL STREAMING OUT OF TOP CAP OF #1 ENGINE SERVO FUEL HEATER DURING MOTORING PROCEDURE. GROUNDED - YES. REEMOVED AND REPLACED#1 ENG FUEL HEATER SERVO REF B737-900 AMM 73-11-07 OPS AND LEAK CHECK GOOD.
- [SDR ASAA2023091345116](https://openairdocs.org/sdr/ASAA2023091345116.md): Heat Exchanger · leaking · Sep 13, 2023 · N462AS · Boeing 737990ER
  > PILOT REPORTS FUEL LEAK #2 ENGINE. GROUNDED - YES. (RESOLVED ON W/O: 1969467 TASKCARD: N/R-00001) REPLACED MAIN OIL/FUEL HEAT EXCHANGER PER AMM 79-21-02. REPLACED SERVO FUEL HEATER PER AMM 73-11-07. RIUN UP AND IDLE LEAK CHECK FOUND OKAY. THIS CLEARS PLT SEAM
- [SDR AALA202305115493](https://openairdocs.org/sdr/AALA202305115493.md): Fuel Heater · unserviceable · May 1, 2023 · N957NN · Boeing 737823
  > AIRCRAFT WAS GROUNDED: ON TAKEOFF THE NUMBER 1 ENGINE DID NOT DEVELOP FULL TAKEOFF THRUST AT 26 K MAX. NUMBER 1 SHOWED 98.7 SHOULD HAVE BEEN 100.7 N1 LOW SPEED REJECT AT 75 KNOTS. **SUPPLEMENTAL REPORT FOR AALA202305047739: REPLACED ENGINE 1 FUEL PUMP PER AMM
- [SDR ASAA2023010241392](https://openairdocs.org/sdr/ASAA2023010241392.md): Fuel Heater · leaking · Jan 2, 2023 · N506AS · Boeing 737890
  > #2 ENG SERVO FUEL HEATER LEAKING. GROUNDED - YES. REMOVED #2 ENG SERVO FUEL HEATER REF B737-800 AMM 73-11-01. INSTALLED #2 ENG SERVO FUEL HEATER REF AMM 73-11-07..
- [SDR ASAA2022112140886](https://openairdocs.org/sdr/ASAA2022112140886.md): Fuel Heater · leaking · Nov 21, 2022 · N462AS · Boeing 737990ER
  > #2 ENGINE FUEL HEATER SERVO LEAKING FROM CAP. GROUNDED - YES. REPLACED SERVO FUEL HEATER PER B737-900 AMM 73-11-07. LK AND OPS CK GOOD.
- [SDR ASAA2022111140758](https://openairdocs.org/sdr/ASAA2022111140758.md): Fuel Heater · leaking · Nov 11, 2022 · N471AS · Boeing 737990ER
  > PERFORMED IDLE RUN LEAK CHECK ON #2 ENGINE PER B737-900 AMM 71-00-00, SHUT DOWN ENGINE AND OPENED FAN COWLS PER AMM 71-11-02. PERFORMED ENGINE VENTS AND DRAINS INSPECTION PER AMM 71-71-00, FOUND FUEL HEATER-SERVO LEAKING ON TOP CAP. V. BALABAT # 44360. GROUND
- [SDR AALA202110152318](https://openairdocs.org/sdr/AALA202110152318.md): Fuel Heater · unserviceable · Oct 13, 2021 · N947NN · Boeing 737823
  > AIRCRAFT WAS GROUNDED: DURING CRUISE AT FL 350 NUMBER TWO ENGINE REDUCED TO IDLE. OTHER INDICATIONS NORMAL EXCEPT OIL TEMPERATURE ROSE INTO CAUTION ZONE. ENGINE INDICATION FAILED TO RESPOND TO THROTTLE MOVEMENT. CREW SHUTDOWN ENGINE, DECLARED AN EMERGENCY AND
- [SDR ASMF2021120700319](https://openairdocs.org/sdr/ASMF2021120700319.md): Heater · damaged · Sep 22, 2021 · Boeing 737852
  > FUEL LEAK ON RIGHT ENGINE HEATER-SERVO FUEL. DURING TRANSIT CHECK, IT WAS DETECTED A FUEL LEAK AT RIGHT ENGINE. MAINTENANCE PERSONNEL PERFORMED REVISION, DETECTING THE RIGHT ENGINE FUEL LEAK OF HEATER-SERVO FUEL; SO THE RH ENGINE HEATER-SERVO FUEL WAS REPLACED
- [SDR ASAA2021072035464](https://openairdocs.org/sdr/ASAA2021072035464.md): Heater · leaking · Jul 20, 2021 · N467AS · Boeing 737990ER
  > WITH ENG #1 AT IDLE, FUEL SERVO HEATER IS LEAKING FUEL PROFUSELY. GROUNDED - YES. REMOVED THE #1 ENG SERVO FUEL HEATER REF B737-900 AMM 73-11-07-000-F00. 1INSTALLED NEW #1 ENG SERVO FUEL HEATER PER AMM 73-11-07-400-801-F00 LEAK CK GOOD.
- [SDR JIKA2021071401](https://openairdocs.org/sdr/JIKA2021071401.md): Fuel Heater · cracked · Jul 14, 2021 · N31703 · Beech 1900C
  > AFTER TAKE OFF FROM KRDM, THE FLIGHT CREW REPORTED RIGHT OIL PRESSURE WARNING ANNUNCIATOR FLICKERED AND RIGHT OIL PRESSURE INDICATIONS DROPPED TO 50 PSI. AFTER LANDING FOUND OIL LEAKING FROM RIGHT NACELLE, TROUBLESHOOTING MFOUND A CRACK IN FUEL HEATER. MAINTEN
- [SDR 2021F00138](https://openairdocs.org/sdr/2021F00138.md): Fuel Heater · leaking · May 8, 2021 · Boeing 7378
  > LEFT ENGINE WITH FUEL LEAK AT FUEL PUMP DRAIN. DURING TRANSIT CHECK, IT WAS DETECTED A FUEL LEAK AT LEFT ENGINE. MAINTENANCE PERSONNEL PERFORMED REVISION, DETECTING THE LEFT ENGINE WITH FUEL LEAK AT FUEL PUMP DRAIN; THE LEFT ENGINE FUEL MAIN PUMP WAS REPLAC
- [SDR ASMF202106011](https://openairdocs.org/sdr/ASMF202106011.md): Fuel Heater · leaking · Apr 12, 2021 · N845AM · Boeing 737852
  > DURING TRANSIT CHECK, IT WAS DETECTED A FUEL LEAK AT RIGHT ENGINE. MAINTENANCE PERSONNEL PERFORMED REVISION, DETECTING THE RIGHT ENGINE SERVO FUEL HEATER LEAKING; SO THE SERVO FUEL HEATER WAS REPLACED IAW AMM 73-11-07, TESTED CORRECT.
- [SDR ASMF202101022](https://openairdocs.org/sdr/ASMF202101022.md): Fuel Heater · leaking · Jan 17, 2021 · N875AM · Boeing 737852
  > AIRCRAFT RETURNED TO PLATFORM DUE TO DURING TAXING, A FUEL LEAK WAS DETECTED IN THE LEFT ENGINE. MAINTENANCE PERSONNEL PERFORMED REVISION, DETECTING THE FUEL SERVO HEATER WITH FUEL LEAK. SO THE LEFT ENGINE FUEL SERVO HEATER WAS REPLACED, IAW AMM 73-11-07 AND
- [SDR ASMF202101019](https://openairdocs.org/sdr/ASMF202101019.md): Fuel Heater · leaking · Jan 4, 2021 · N958AM · Boeing 737852
  > DURING TRANSIT CHECK, A FUEL LEAK WAS DETECTED IN THE LEFT ENGINE. MAINTENANCE PERSONNEL PERFORMED REVISION, DETECTING THE FUEL SERVO HEATER LEAKING. SO THE LEFT FUEL SERVO HEATER WAS REPLACED, IAW AMM 73-11-07, TESTED CORRECT.
- [SDR ASAA2020081133012](https://openairdocs.org/sdr/ASAA2020081133012.md): Servo · leaking · Aug 11, 2020 · N459AS · Boeing 737990ER
  > SUSPECTED FUEL LEAK FROM FUEL HEATER SERVO. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE FUEL HEATER SERVO REF B737-900 AMM 73-11-07-000-801-F00 AND AMM 73-11-07-400-801-F00. ACCOMPLISHED TEST 3A, NO DEFECTS AND LEAK NOTED.
- [SDR UIEA2020071311517](https://openairdocs.org/sdr/UIEA2020071311517.md): Fuel Heater · leaking · Jul 8, 2020 · N1373A · Boeing 76731K
  > ON INITIAL WALK AROUND FOUND FUEL LEAK ON LEFT ENG, FUEL SERVO HEATER ASSY. REMOVED AND REPLACED LEFT ENGINE SERVO FUEL HEATER IAW AMM 73-11-09. LEAK CHECK GOOD. PERFORMED ENG RUN PER AMM 71-00-00. FOUND NO FURTHER DEFECTS.
- [SDR ASMF202006019](https://openairdocs.org/sdr/ASMF202006019.md): Fuel Heater · leaking · Mar 18, 2020 · N368AR · Boeing 73786J
  > DURING MAINTENANCE PROGRAM CHECK, IT WAS DETECTED A LEFT ENGINE FUEL LEAK. MAINTENANCE PERSONNEL PERFORMED REVISION, DETECTING FUEL LEAK IN THE FUEL HEATER SERVO. THE LT HEATER SERVO FUEL WAS REPLACED IAW AMM 79-21-02, TESTED CORRECT.
- [SDR SWAA2020040230882](https://openairdocs.org/sdr/SWAA2020040230882.md): Servo · faulty · Mar 12, 2020 · N700GS · Boeing 7377H4
  > LEVELING AT FL30; SE SLOWED TO.74. WHEN ENGINES SPOOLED UP THE #1 ENG STALLED FOR APPROX. 30 SECONDS EGT DID NOT EXCEED 560. HEARD BACK FIRES & FELCT THE STALL. PREFORMED QRH PROCEDURES & ALL INDICATIONS RETURNED TO NORMAL. / PERFORMED GVI IF FAN MODULE REF.
- [SDR ASAA2020021213157](https://openairdocs.org/sdr/ASAA2020021213157.md): Heater · leaking · Feb 11, 2020 · N563AS · Boeing 737890
  > WHILE ACCOMPLISHING TEST 9 AFTER #1 ENGINE R&R #1 ENGINE SERVO FUEL HEATER IS LEAKING. GROUNDED - YES. REMOVED AND REPLACED #1 ENG SERVO FUEL HEATER. REF B737-800 AMM 73-11-07-000-801-F00 & AMM 73-11-07-400-801-F00. OPS & L/C'D GOOD.
- [SDR SWAA2019120939411](https://openairdocs.org/sdr/SWAA2019120939411.md): Servo · leaking · Dec 6, 2019 · N967WN · Boeing 7377H4
  > DECLARED EMERGENCY---------------------------------------------------------------#2 ENGINE HAD POSSIBLE FUEL LEAK. / R&R #2 ENGINE FUEL HEATER SERVO PER AMM.
- [SDR ASAA2019083030597](https://openairdocs.org/sdr/ASAA2019083030597.md): Fuel Heater · leaking · Aug 30, 2019 · N538AS · Boeing 737890
  > SERVO FUEL HEATER LEAKING. GROUNDED - YES. REMOVED AND REPLACED THE #1 ENG SERVO FUEL HEATER REF AMM 73-11-07-000-801-F00 AND 73-11-07-400-801-F00. LEAK /OPS CHECK GOOD.
- [SDR CA190808003](https://openairdocs.org/sdr/CA190808003.md): Heater · malfunctioned · Jul 24, 2019
  > (CAN) DURING TAXI BEFORE TAKEOFF, THE PILOT ELECTED TO SHUT DOWN THE ENGINE DUE TO LACK OF THROTTLE RESPONSE, FOLLOWED BY INCREASING INTER TURBINE TEMPERATURE AND DECREASING RPM. THE AIRCRAFT RETURNED BACK TO AIRPORT UNEVENTFULLY. DURING TROUBLESHOOTING, IT WA
- [SDR CA190703018](https://openairdocs.org/sdr/CA190703018.md): Fuel Heater · malfunctioned · May 15, 2019 · Dhav DHC8102
  > (CAN) DURING INSTALL OF FUEL HEATER ON #1 ENGINE IT WAS DISCOVERED THAT THERE WAS WHAT APPEARED TO BE MEDIA BLAST (GLASS BEAD) IN THE FILTER BOWL. THE UNIT WAS FLUSHED AND A NEW FILTER WAS INSTALLED. 2 ADDITIONAL UNITS FROM THE SAME VENDOR WERE REMOVED FROM ST
- [SDR ASAA2019040228916](https://openairdocs.org/sdr/ASAA2019040228916.md): Fuel Heater · leaking · Apr 2, 2019 · N537AS · Boeing 737890
  > #1 ENG FUEL DRIPPING FROM COWL @ SIX O'CLOCK UNABLE TO IDENTIFY SOURCE/DRAIN. GROUNDED - YES. ACCOMPLISHED ENGINE VENTS AND DRAINS INSPECTION, FOUND FUEL DRIPPING FROM FUEL/OIL HEAT EXCHANGER PAD DRAIN @ 4 DROPS/MIN REF B737-800 AMM TASK 71-71-00-200-801-F00.
- [SDR AALA2019021109002](https://openairdocs.org/sdr/AALA2019021109002.md): Pump · weak · Feb 7, 2019 · N692AA · Boeing 757223
  > RIGHT ENGINE FLUCTUATED, N1+/- 2% +/-2%; F/F +/- #200 LBS; EGT+/- 50C. REPLACED THE HIGH PRESSURE FUEL PUMP IAW 73-11-03-404-016. LEAK CHECKED GOOD.
- [SDR ASAA2018120627238](https://openairdocs.org/sdr/ASAA2018120627238.md): Heater · leaking · Dec 6, 2018 · N518AS · Boeing 737890
  > WHILE ACCOMPLISHING T/C N8473001 HUM INSTALLATION, FOUND NR 2 ENGINE HEATER, SERVO FUEL EVIDENCE OF LEAK. GROUNDED - YES. REMOVED AND REPLACED NR 2 ENGINE SERVO FUEL HEATER REF AMM 73-11-07.
- [SDR ASAA2018112027083](https://openairdocs.org/sdr/ASAA2018112027083.md): Heater · leaking · Nov 20, 2018 · N583AS · Boeing 737890
  > NR 1 ENG FUEL HEATER SERVO LEAKING AT THE CAP. GROUNDED - YES. REMOVED AND REPLACED NR 1 ENG SERVO FUEL HEATER REF AMM 73-11-07. OPS & LEAK CK GOOD.
- [SDR QXEA2018102200377](https://openairdocs.org/sdr/QXEA2018102200377.md): Heater · malfunctioned · Oct 20, 2018 · N402QX · Bombdr DHC8402
  > RIGHT SIDE FUEL TEMPERATURE WAS HOT. IT WAS FLUCTUATING BETWEEN NORMAL AND A MAX OBSERVED TEMPERATURE OF 86 DEG C, BUT IT ONLY WAS MOMENTARILY THAT HOT. THE FLUCTUATION LASTED ONLY FOR ABOUT 10 MINUTES. THEN RETURNED TO A NORMAL TEMPERATURE FOR THE REMAINDER O
- [SDR AALA2018090429005](https://openairdocs.org/sdr/AALA2018090429005.md): Servo · leaking · Aug 28, 2018 · N833NN · Boeing 737823
  > CREW REPORTED FUMES IN AFT CABIN DURING FLIGHT. AT FL 220. THE AIRCRAFT WAS GROUNDED. TROUBLESHOT AND FOUND THE NR 1 ENGINE FUEL HEATER SERVO LEAKING. REPLACED FUEL HEATER SERVO IAW AMM 73-11-07. LEAK CHECKED GOOD, PACK RUN GOOD. NO FUMES OF FUEL IN CABIN.
- [SDR ASAA2018080225669](https://openairdocs.org/sdr/ASAA2018080225669.md): Fuel Heater · leaking · Aug 2, 2018 · N529AS · Boeing 737890
  > NR 2 ENGINE FUEL SERVO HEATER WAS LEAKING AT IDLE. ACFT GROUNDED. REMOVED THE NR 2 ENG FUEL HEATER SERVO IAW AMM 73-11-07-000-801. INSTALLED SERVICEABLE FUEL SERVO HEATER IAW AMM 73-00-07-400-801, PARAGRAPH, E, F, AND G. IDLE LEAK CHECKED AND PASSED.
- [SDR ASAA2018071225349](https://openairdocs.org/sdr/ASAA2018071225349.md): Heater · leaking · Jul 11, 2018 · N588AS · Boeing 737890
  > NR 1 ENGINE SERVO FUEL HEATER LEAKING. GROUNDED - YES. REMOVED AND REPLACED NR 1 ENG SERVO FUEL HEATER IAW AMM 73-11-07-000-801-F00 AND 73-11-07-400-801-F00. LEAK CHECK & OPS CK GOOD.
- [SDR ASAA201804304435](https://openairdocs.org/sdr/ASAA201804304435.md): Heater · leaking · Apr 27, 2018 · N530AS · Boeing 737890
  > NR 2 ENGINE SERVO FUEL HEATER FAILED A LEAK CHECK 3A. ACFT GROUNDED. REMOVED THE NR 2 ENGINE SERVO FUEL HEATER IAW AMM 73-11-07-000-801. INSTALLED A SERVICEABLE FUEL HEATER IAW AMM 73-11-07-400-801-F00. TEST ACCOMPLISHED IAW AMM 71-00-00-800-811-F00, TABLE
- [SDR LR7A2018041101324](https://openairdocs.org/sdr/LR7A2018041101324.md): Fuel Heater · contaminated · Apr 11, 2018 · N401LC · Lkheed 382G
  > DURING SCHEDULED FLIGHT ON FINAL APPROACH (VREF107) WHEN CROSSING THE THRESHOLD, NR 4 ENGINE FLAMED OUT. ESP FOLLOWED. QRH REVIEWED AFTER LANDING. INSPECTED NR 4 ENGINE INTAKE & EXHAUST; NO EVIDENCE OF DAMAGE. SUMPED NR 4 FUEL TANK; NO CONTAMINATION FOUND. INS
- [SDR ASMF201801018](https://openairdocs.org/sdr/ASMF201801018.md): Fuel Heater · leaking · Jan 6, 2018 · N860AM · Boeing 73783N
  > AIRCRAFT RETURNED TO PLATFORM DUE TO A FUEL LEAK IN THE RIGHT ENGINE, AFTER ENGINE START. MAINTENANCE DETECTED THE FUEL SERVO HEATER LEAKING. THE RIGHT FUEL SERVO HEATER WAS REPLACED IAW AMM 73-11-07 AND LEFT ENGINE WAS RUN IAW MM 71-00-00, TEST 3A IDLE-POWER
- [SDR QXEA2017081800521](https://openairdocs.org/sdr/QXEA2017081800521.md): Actuator · malfunctioned · Aug 15, 2017 · N427QX · Bombdr DHC8402
  > AT 25000 FT, DURING CRUISE, THE FIRE BELL CAME ON. NO OTHER FIRE INDICATIONS VISIBLE ALL ENGINE INDICATIONS WERE NORMAL EXCEPT NR 2 FUEL TEMP SHOWED +99 DEGREES. IAW THE ABNORMAL FUEL TEMP CHECK LIST, TURNED ON THE NR 2 FUEL BOOST PUMP, NR 2 FUEL TEMP
- [SDR QXEA2017081100514](https://openairdocs.org/sdr/QXEA2017081100514.md): Actuator · malfunctioned · Aug 11, 2017 · N427QX · Bombdr DHC8402
  > AT 25000 FT, DURING CRUISE, THE FIRE BELL CAME ON. NO OTHER FIRE INDICATIONS VISIBLE. ALL ENGINE INDICATIONS WERE NORMAL, EXCEPT THE NR 2 FUEL TEMP SHOWED +99 DEGREES,. IAW THE ABNORMAL FUEL TEMP CHECK LIST, TURNED ON THE NR 2 FUEL BOOST PUMP, NR 2 FU
- [SDR ASAA2017070321265](https://openairdocs.org/sdr/ASAA2017070321265.md): Fuel Heater · leaking · Jul 3, 2017 · N559AS · Boeing 737890
  > NR 2 ENGINE FUEL SERVO HEATER LEAKING AT IDLE. ACFT GROUNDED REMOVED THE NR 2 ENGINE FUEL SERVO HEATER & INSTALLED SERVICEABLE FUEL SERVO HEATER IAW AMM 73-11-07-000-801-F00, & 73-11-07-400-801-F00. ACCOMPLISHED IDLE LEAK TEST & NO LEAKS NOTED IAW AMM 71-00
- [SDR ASAA2017032520264](https://openairdocs.org/sdr/ASAA2017032520264.md): Heater · leaking · Mar 25, 2017 · N508AS · Boeing 737890
  > DURING IDLE LEAK CK FOUND FUEL LEAKING FROM NR 1 ENG SERVO FUEL HEATER ASSY. GROUNDED - YES. REMOVED AND REPLACED THE NR 1 ENGINE SERVO FUEL HEATER PER AMM 73-11-07. FUEL SERVO HEATER INSTALLATION TEST PASSES, NO LEAKS NOTED.
- [SDR ABXA20170114002](https://openairdocs.org/sdr/ABXA20170114002.md): Bolt · missing · Jan 14, 2017 · N775AX · Boeing 767281
  > LEFT ENGINE FLAME OUT (SHUT DOWN) OCCURRED WHILE DESCENDING THROUGH APPROXIMATELY 10,000 FEET. THE QUICK REFERENCE HANDBOOK’S ENGINE FAILURE AND ENGINE IN FLIGHT START CHECK LIST WAS COMPLETED. THE ENGINE RESTART WAS SUCCESSFUL. THE AIRPLANE WAS REMOVED FROM
- [SDR ASAA2017010519265](https://openairdocs.org/sdr/ASAA2017010519265.md): Fuel Heater · leaking · Jan 5, 2017 · N584AS · Boeing 737890
  > NR 2 ENGINE FUEL HEATER SERVO LEAKING FUEL. ACFT GROUNDED. REMOVED AND REPLACED SERVO FUEL HEATER IAW AMM 73-11-07-000-801-F00 AND AMM 73-11-07-400-801-F00. OPS AND LEAK CHECKED GOOD, NO LEAKS NOTED.
- [SDR AALA20170123004](https://openairdocs.org/sdr/AALA20170123004.md): Plug · faulty · Dec 3, 2016 · N7547A · Doug DC982
  > AIRCRAFT WAS NOT GROUNDED. DURING TAKEOFF ROLL THE RIGHT FUEL HEAT ANNUNCIATOR ILLUMINATED. TAKE OFF ABORTS AT APPROXIMATELY 10 KNOTS. REMOVED AND REPLACED RIGHT FUEL HEATER SHUTOFF VALVE IAW AMM 73-14-02, RIGHT FUEL DEICING VALVE RELAY R2-129 IAW AMM 24-00-0
- [SDR AALA20170123003](https://openairdocs.org/sdr/AALA20170123003.md): Relay · faulty · Dec 3, 2016 · N7547A · Doug DC982
  > AIRCRAFT WAS NOT GROUNDED. DURING TAKEOFF ROLL THE RIGHT FUEL HEAT ANNUNCIATOR ILLUMINATED. TAKE OFF ABORTS AT APPROXIMATELY 10 KNOTS. REMOVED AND REPLACED RIGHT FUEL HEATER SHUTOFF VALVE IAW AMM 73-14-02, RIGHT FUEL DEICING VALVE RELAY R2-129 IAW AMM 24-00-00
- [SDR AALA20161205006](https://openairdocs.org/sdr/AALA20161205006.md): Shutoff Valve · faulty · Dec 3, 2016 · N7547A · Doug DC982
  > AIRCRAFT WAS NOT GROUNDED. DURING TAKEOFF ROLL THE RIGHT FUEL HEAT ANNUNCIATOR ILLUMINATED. TAKE OFF ABORTS AT APPROXIMATELY 10 KNOTS. REMOVED AND REPLACED RIGHT FUEL HEATER SHUTOFF VALVE IAW AMM 73-14-02, RIGHT FUEL DEICING VALVE RELAY R2-129 IAW AMM 24-00-00
- [SDR ASAA2016111918748](https://openairdocs.org/sdr/ASAA2016111918748.md): Heater · leaking · Nov 19, 2016 · N589AS · Boeing 737890
  > NR 2 ENGINE SERVO FUEL HEATER LEAKS FUEL. GROUNDED, YES. REMOVED AND REPLACED THE NR 2 ENGINE SERVO FUEL HEATER, REF AMM 73-11-07-000-801-F00 AND 73-11-07-400-801-F00. LEAK CHECK GOOD.
- [SDR ASAA2016091918077](https://openairdocs.org/sdr/ASAA2016091918077.md): Heater · leaking · Sep 19, 2016 · N583AS · Boeing 737890
  > WHILE ACCOMPLISHING TEST 3A-LEAK CHECK ON THE NR 1 ENGINE FOR HPTCC VAVE REPLACEMENT, FOUND LEAK COMING FROM SERVO FUEL HEATER. ACFT GROUNDED. REMOVED AND REPLACED THE NR 1 ENGINE SERVE FUEL HEATER IAW AMM 73-11-07-000-801-F00 & 73-11-07-400-801-F00. OPS & LE
- [SDR ASMF201611013](https://openairdocs.org/sdr/ASMF201611013.md): Fuel Heater · leaking · Sep 18, 2016 · N851AM · Boeing 737752
  > AIRCRAFT RETURNED TO PLATFORM DURING TAXING, A FUEL LEAK WAS DETECTED IN THE LEFT ENGINE. MAINTENANCE PERSONNEL PERFORMED REVISION, DETECTING THE FUEL SERVO HEATER DAMAGED; SO THE LEFT FUEL SERVO HEATER WAS REPLACED IAW AMM 73-11-07 AND LEFT ENGINE WAS RUN IAW
- [SDR ASAA2016083017866](https://openairdocs.org/sdr/ASAA2016083017866.md): Fuel Heater · leaking · Aug 30, 2016 · N516AS · Boeing 737890
  > SERVO FUEL HEATER LEAKING NR 1 ENGINE. ACFT GROUNDED. REMOVED AND REPLACED NR 1 ENGINE SERVO FUEL HEATER, IAW AMM 73-11-07. OPS & IDLE LEAK CHECKED GOOD. NO LEAKS NOTED.

Next page: https://openairdocs.org/jasc/7312/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 = '7312'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/jasc/7312/reports

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