# JASC 2913: Hydraulic Pump (Electric/Engine), Main

- Type: JASC system/component code (FAA)
- ATA chapter: 29 Hydraulic Power
- Title in the code table: HYDRAULIC PUMP, (ELECT/ENG), MAIN
- Service difficulty reports: 4,062
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=29
- Page: https://openairdocs.org/jasc/2913

## What it covers

The component that provides hydraulic fluid pressure to using systems but does not include the using systems. Includes power packs incorporating integral pumps, electric motors, and solenoids used in certain light aircraft models. Also includes pumps such as those used in flight control systems on large aircraft. Typical parts are pump, motor, shaft, brush, solenoid, case, power pack, seal, switch, etc.

## Service difficulty reports (4,062, newest 50)

- [SDR CALA2026101620404](https://openairdocs.org/sdr/CALA2026101620404), Oct 14, 2026: Airbus A319131. PUMP. LEAKING. HYD G ENG 1 PUMP LO PR, HYD G SYS LO PR, GREEN SYS DEPLETED SDR INFO ADDED FOUND AN ACTIVE LEAK WITH HYD PRESSURE OFF ON (N837UA)
- [SDR SCNA20261012420](https://openairdocs.org/sdr/SCNA20261012420), Oct 11, 2026: Boeing 73785P. PUMP. SMOKE. ON WALK AROUND PILOT NOTED ODOR IN WHEEL WELL, FOUND ELECTRIC HYD. PUMPS SMOKING AND EXCESSIVELY HOT RT W/W "B" ELECTRIC (N824SY)
- [SDR 2026F00228](https://openairdocs.org/sdr/2026F00228), Oct 10, 2026: PUMP. DAMAGED. HYD PRESS CAS CAME ON ABOUT 1 HOUR INTO THE FLIGHT. I CONTINUED TO HIO AND LOWERED THE GEAR SUCCESSFULLY USING THE NORMA (N369GX)
- [SDR 2026F00231](https://openairdocs.org/sdr/2026F00231), Oct 9, 2026: PUMP. DAMAGED. HYD PRESS CAS CAME ON ABOUT 1 HOUR INTO THE FLIGHT. I CONTINUED TO HIO AND LOWERED THE GEAR SUCCESSFULLY USING THE NORMA (N369GX)
- [SDR DALA2026100605533](https://openairdocs.org/sdr/DALA2026100605533), Oct 4, 2026: Boeing 717200. PUMP. FAULTED. THE FLIGHT RETURNED TO ATL DUE TO A RIGHT HYDRAULIC TEMP HIGH MESSAGE. MAINTENANCE REPLACED THE AUX PUMP, THE PTU, AND T (N940AT)
- [SDR SWAA2026100741317](https://openairdocs.org/sdr/SWAA2026100741317), Oct 3, 2026: Boeing 7377H4. PUMP. LOW PRESSURE. ENG 1 HYD PUMP LOW PRESSURE LIGHT CAME ON IN FLIGHT. HYDRAULIC SYSTEM A QTY: 13% PRESS: 3080. (N482WN)
- [SDR CALA2026100620140](https://openairdocs.org/sdr/CALA2026100620140), Oct 3, 2026: Airbus A319132. PRESSURE SWITCH. LOW PRESSURE. HYD G ENG1 PUMP LO PR. UPON RETURN TO GATE MOTORED LEFT ENGINE FOUND ENGINE DRIVEN PUMP (GREEN) PRODUCING 3000 PSI WITH  (N895UA)
- [SDR DALA2026100505479](https://openairdocs.org/sdr/DALA2026100505479), Oct 3, 2026: Airbus A350941. PUMP. FAILED. DE - DUE TO GREEN SYSTEM HYDRAULIC QTY LOSS. REPLACED #1 AND #2 ENG EDP. PERFORMED ALTERNATE FLUSHING PROCEDURES AND REP (N511DN)
- [SDR LR7A2026100603985](https://openairdocs.org/sdr/LR7A2026100603985), Oct 2, 2026: Lkheed 382G. PUMP. FAILED. BOOSTER HYDRAULIC PUMP LOW PRESSURE LIGHT ILLUMINATED FOLLOWED BY SMOKE IN THE CARGO COMPARTMENT. REMOVED AND REPLACED B (N402LC)
- [SDR VNAA2026092726001](https://openairdocs.org/sdr/VNAA2026092726001), Sep 24, 2026: Cndair CL6002D24. PUMP. LEAKING. SMOKE ODOR FROM LAV AREA. REPLACED NR 3 HYD ACMP AND VOLUMETRIC FUSE. (N615NN)
- [SDR AALA202609236405](https://openairdocs.org/sdr/AALA202609236405), Sep 19, 2026: Boeing 7378. PUMP. INOPERATIVE. AIRCRAFT WAS GROUNDED: DECLARED PAN PAN INTO MIA DUE TO HYDRAULIC SYSTEM B LOW PRESSURE LIGHT. FLIGHT LANDED AND TAXIED  (N303RG)
- [SDR YENA2026091600803](https://openairdocs.org/sdr/YENA2026091600803), Sep 13, 2026: Airbus A321271NX. PUMP. FAILED. FLT 1621, LHR-BOS. (ETOPS) ENG 2 HYD DPI IS OUT. R & R NR 2 ENG HYD EDP IAW AMM 29-13-51 OPS CHECK LEAK CHECK OK. (N4080J)
- [SDR IPXA2026091329466](https://openairdocs.org/sdr/IPXA2026091329466), Sep 13, 2026: Boeing 76734AF. PUMP. FAULTED. RECEIVED A CHYD PUMP1 OVERHEAT. RAN QRH PROCEDURE, RAN QRH PROCEDURE, DECLARED EMERGENCY FOR PRIORITY HANDLING. LANDED W (N322UP)
- [SDR YENA2026091400801](https://openairdocs.org/sdr/YENA2026091400801), Sep 12, 2026: Airbus A320232. PUMP. FAULTED. FLT 1075, MCO-PVD-DIVERSION-JFK. THE AIRCRAFT IS REPORTING AN HYD B ELEC PUMP LO PR. THE FLIGHT CREW HAS COMPLIED WITH Q (N662JB)
- [SDR AALA202609148410](https://openairdocs.org/sdr/AALA202609148410), Sep 10, 2026: Airbus A320232. PUMP. LOW PRESSURE. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO PHX DUE TO THE FLIGHT CREW REPORTING THAT  (N657AW)
- [SDR 2026F00232](https://openairdocs.org/sdr/2026F00232), Sep 5, 2026: PUMP. DAMAGED. NOSE GEAR WOULD NOT EXTEND AND HYD CAS ILLUMINATED. BLEW GEAR DOWN WITH NITROGEN AND LANDED SAFELY BACK IN KRNO. AIRCRAF (N278TF)
- [SDR DALA2026090104940](https://openairdocs.org/sdr/DALA2026090104940), Aug 31, 2026: Boeing 737832. PUMP. FAILED. DECLARED AN EMERGENCY, RETURNED TO ATL DUE TO LT ENGINE HYD PUMP FAILURE. REPLACED LT EDP AND PRESSURE HOSE. OPS CHKD GO (N3745B)
- [SDR ABXA20260829376](https://openairdocs.org/sdr/ABXA20260829376), Aug 29, 2026: Boeing 767232. PUMP. DEFECTIVE. NR 1 CENTER HYDRAULIC PRIMARY PUMP FAILED (PRESS LIGHT ON) AFTER PUSH AND START. A/C RETURNED TO THE GATE (BTB) AND MTX  (N744AX)
- [SDR CALA2026082418858](https://openairdocs.org/sdr/CALA2026082418858), Aug 22, 2026: Boeing 737924ER. PUMP. FAILED. HYD SYS A ELEC 2 PUMP LOW PRESS IN FLIGHT. REMOVED HYD SYS A EMDP IAW AMM 29-11-21-000-801-001. LEAK CHECK GOOD. OPS CHE (N68802)
- [SDR U5QA202608200177](https://openairdocs.org/sdr/U5QA202608200177), Aug 20, 2026: Bombdr BD1001A10. PUMP. LEAKING. LEFT HYD AMBER HIGH TEMP CAS FOLLOWED BY LT SOV CLOSED. LOSS OF ALL LT HYD (B3-303036 CODE), MANUAL GEAR EXTENSION DUE T (N340JE)
- [SDR ANCF20260815017](https://openairdocs.org/sdr/ANCF20260815017), Aug 15, 2026: Airbus A320214. PUMP. FAULTED. HYD B RSVR LO LVL B SYS LO PR. DURING INITIAL CLIMB HYD B RSVR LO LVL B SYS LO PR. HYD B RSVR LO LVL B SYS LO PR. IAW AM (N688TA)
- [SDR YENA2026081700689](https://openairdocs.org/sdr/YENA2026081700689), Aug 15, 2026: Airbus A320232. PUMP. LEAKING. FLT 585, JFK-RDU (AIRTURN BACK TO JFK) G RSVR KO LVL ON TAKEOFF-ECAM-HYD PAGE SHOWED B SYS RSVR LO LVL.. R & R GREEN SYS (N571JB)
- [SDR SWAA2026081870670](https://openairdocs.org/sdr/SWAA2026081870670), Aug 13, 2026: Boeing 7378H4. PUMP. FAULTED. ON ARRIVAL A SYSTEM HYD LIGHT ILLUMINATED WITH FLUID AT 10%. PRESSURE WAS NORMAL. ON LANDING A SYSTEM HYD PRESSURE AND Q (N8316H)
- [SDR U5QA202608120175](https://openairdocs.org/sdr/U5QA202608120175), Aug 12, 2026: Bombdr BD1001A10. PUMP. FAILED. PILOT REPORTS USE OF EMERGENCY EXTENSION ON APPROACH TO KBGR. LEFT ENG HYD PUMP FAILED IN FLT, DUMPING NR 1 HYD SYS OVRB (N340JE)
- [SDR IPXA2026081438198](https://openairdocs.org/sdr/IPXA2026081438198), Aug 12, 2026: Airbus A300F4622R. PUMP. LOW PRESSURE. EMERGENCY DECLARED. GREEN ENG HYD PUMP 2 LO PRESSURE FOLLOWED ECAM ,SELECTED OFF , RESULTED IN LOSS OF GREEN HYD FLUID R (N127UP)
- [SDR IPXA2026081238198](https://openairdocs.org/sdr/IPXA2026081238198), Aug 12, 2026: Airbus A300F4622R. PUMP. LOW PRESSURE. EMERGENCY DECLARED, GREEN ENG HYD PUMP 2 LOW PRESSURE FOLLOWED ECAM ,SELECTED OFF , RESULTED IN LOSS OF GREEN HYD FLUID  (N127UP)
- [SDR SWAA2026081181799](https://openairdocs.org/sdr/SWAA2026081181799), Aug 10, 2026: Boeing 7377H4. MEC. LEAKING. LOSS OF SYSTEM B HYD SYS. R & R NR 2 ENG EDP IAW AMM 29-11-11, LEAK CHECKED GOOD, OPS CHECKED GOOD. (N260WN)
- [SDR SWIA2026081076760](https://openairdocs.org/sdr/SWIA2026081076760), Aug 10, 2026: Cndair CL6002C10. MOTOR. WARNING MESSAGE. HYD 3 LOW PRESSURE DURING CLIMB OUT. RAN QRH. MESSAGE REMAINED. (FLIGHT 6481) THIS DISCREPANCY WAS TRANSFERRED TO CAMP I (N755EV)
- [SDR DXTA2026081209221](https://openairdocs.org/sdr/DXTA2026081209221), Aug 9, 2026: Cessna 680A. PUMP. LEAKING. DURING CLIMB OUT, RECEIVED -HYD VOLUME LOW- CASS MESSAGE. COMPLETED THE APPROPRIATE CHECKLIST. BLEW DOWN GEAR & LANDED U (N633QS)
- [SDR 3EJA393JS080626](https://openairdocs.org/sdr/3EJA393JS080626), Aug 6, 2026: Bombdr BD1001A10. PUMP. FAILED. DURING DECENT INTO DJI EXPERIENCED A VIBRATION FOLLOWED BY A CYAN RT HYD PUMP FAIL CAS MESSAGE. AS WE WERE JOINING THE F (N393JS)
- [SDR 6TXA2026080600626](https://openairdocs.org/sdr/6TXA2026080600626), Aug 6, 2026: Bombdr BD1001A10. PUMP. LOW PRESSURE. RT HYDRAULIC PRESSURE FLUCTUATES AND DASHES WHEN SYSTEM IS PRESSURIZED WITH DCMP. R EDP DOESN’T PRODUCE PRESSURE AT LOW  (N971MC)
- [SDR YENA2026080600655](https://openairdocs.org/sdr/YENA2026080600655), Aug 3, 2026: Airbus BD5001A11. PUMP. FAILED. FLT # 811, BOS-ORD(EMERGENCY DECLARED). HYD 1 LO QTY EICAS AT 36000. HYD 1 LO PRESS EICAS DESCENDING THROUGH 28000; FOR  (N3142J)
- [SDR DALA2026073004399](https://openairdocs.org/sdr/DALA2026073004399), Jul 27, 2026: Airbus A321213. PUMP. LEAKING. ATB - DUE TO LOSS OF THE GREEN SYSTEM PRESSURE AND HYDRAULIC FLUID LOW MESSAGE. REPLACED DAMAGED LH ENGINE PRESSURE HOSE (N337DN)
- [SDR QMLA2026071820047](https://openairdocs.org/sdr/QMLA2026071820047), Jul 15, 2026: Urocop EC130T2. BEARING. FAULTED. PILOTS REPORT "AFTER ILLUMINATION OF THE HYD2 AND SERVO LIGHTS, NURSE AND MEDIC SAW WHITISH GRAY SMOKE FROM VICINITY IN  (N106VU)
- [SDR U2RA2026071600037](https://openairdocs.org/sdr/U2RA2026071600037), Jul 12, 2026: Boeing 747412. PUMP. LEAKING. EICAS -HYD QTY LOW 1- DISPLAYED DURING CRUISE. REPLACED LEAKING NR 1 AIR DRIVEN HYDRAULIC PUMP. (N729CA)
- [SDR YENA2026071300567](https://openairdocs.org/sdr/YENA2026071300567), Jul 10, 2026: Airbus A321231. PUMP. FAILED. FLT #223, JFK-LAX. AT CRUISE, HYD G REVR LO LEVEL G-ENG 1 PUMP LO PR, G-SYS LO PR TURNED GPUMP OFF --> PTO OFF.; FOUN (N964JT)
- [SDR CALA2026070917623](https://openairdocs.org/sdr/CALA2026070917623), Jul 7, 2026: Boeing 737824. PUMP. FAULTED. HYDRAULIC PRESSURE INDICATION BELOW 2800 PSI SYSTEM A LOW PRESSURE LIGHT ON ENG 1 EDP IMMEDIATELY AFTER TAKE OFF. LIGHT  (N73259)
- [SDR AALA202607070317](https://openairdocs.org/sdr/AALA202607070317), Jul 5, 2026: Boeing 737823. PUMP. FAULTY. AIRCRAFT WAS GROUNDED: BOTH ELEC AND ENG LOW PRESSURE LIGHTS ILLUMINATED AFTER GEAR RETRACTION ON TAKEOFF. EVENTUALLY EL (N843NN)
- [SDR SWAA2026070618525](https://openairdocs.org/sdr/SWAA2026070618525), Jul 3, 2026: Boeing 7377H4. PUMP. PRESSURE LOSS. DURING CLIMB; A-HYD. PRESSURE ELECT PUMP OVERHEAT (LIGHT ILLUM.); A-HYD. PRESS. OVER 3400 (PSI) FOUND EDP A WILL NOT PRE (N437WN)
- [SDR AALA202607023585](https://openairdocs.org/sdr/AALA202607023585), Jun 29, 2026: Boeing 777323ER. PUMP. INOPERATIVE. AIRCRAFT WAS GROUNDED: ON CLIMB OUT LOST CENTER HYD FLUID. QTY DECREASED TO ZERO. DECISION MADE TO RETURN TO LAX, EMERGE (N736AT)
- [SDR DALA2026062903823](https://openairdocs.org/sdr/DALA2026062903823), Jun 28, 2026: Airbus A321211. PUMP. LEAKING. DE - DUE TO LOSS OF BLUE SYSTEM HYDRAULIC FLUID (HYD B RSVR LO LVL ECAM WARNING). FOUND BLUE ELECTRIC PUMP (FIN 2075GJ)  (N372DN)
- [SDR DALA2026062503776](https://openairdocs.org/sdr/DALA2026062503776), Jun 24, 2026: Airbus A321271NX. O-RING. DEGRADED. DIV - TO DTW DUE TO HYD G RSVR LO LVL ECAM WARNING. FOUND EDP-1 PRESSURE NOT SECURED AND O-RING DEGRADED. REPLACED O-RIN (N519DT)
- [SDR CALA2026061817172](https://openairdocs.org/sdr/CALA2026061817172), Jun 16, 2026: Boeing 767322. PUMP. FAULTED. NO C ADP PRESSURE ON AUTO OR ON WHILE ON ROTATION. HEAVY RESTRICTIONS ON NON-NORMALS 2.130.8 R/R ADP OVER SPEED CARD M10 (N675UA)
- [SDR DALA2026061503568](https://openairdocs.org/sdr/DALA2026061503568), Jun 13, 2026: Airbus A330941. PUMP. FAILED. DUE TO GREEN HYDRAULIC SYSTEM AIR PRESSURE LOW ECAM MSG. REPLACED NR 1 AND NR 2 GREEN SYSTEM EDP'S AND SEALS AND FLUSHED (N419DX)
- [SDR SWAA2026061010951](https://openairdocs.org/sdr/SWAA2026061010951), Jun 10, 2026: Boeing 7377BD. PUMP. LEAKING. AFTER LANDING NR 1 ENGINE A HYDRAULIC SYSTEM LOW PRESSURE LIGHT CAME ON. NOTICED BOTH QTY & PRESSURE FOR A SYSTEM HYDRAU (N7746C)
- [SDR CALA2026061016994](https://openairdocs.org/sdr/CALA2026061016994), Jun 8, 2026: Airbus A321271NX. PUMP. FAULTED. HYD B SYS LO PR ELEC PUMP FAULTED AROUNE FL240 CREW REPORTS THIS HAPPENED 20 MINUTES INTO THE FLIGHT. FOUND C/B 123VU AB (N34562)
- [SDR VNAA2026060918702](https://openairdocs.org/sdr/VNAA2026060918702), Jun 8, 2026: Cndair CL6002D24. PUMP. UNSERVICEABLE. EDP 1A FAIL DURING CRUISE / REMOVED AND REPLACED HYD SYSTEM #1 EDP IAW CRJ900 AMM TASK(S) 29-11-01-000/400-801-A01-PSA.  (N616NN)
- [SDR VNAA2026062219101](https://openairdocs.org/sdr/VNAA2026062219101), Jun 2, 2026: Cndair CL6002C10. PUMP. UNSERVICEABLE. HYD SYS 2 AT 0% DURING FLIGHT / PERFORMED INSPECTION OF THE ENGINE DRIVEN PUMP (EDP) AFTER OPERATION WITHOUT HYDRAULIC F (N502AE)
- [SDR CALA2026060416832](https://openairdocs.org/sdr/CALA2026060416832), May 31, 2026: Boeing 7879. CONTROLLER. FAULTED. HYD PUMP C1 MESSAGE IS A COLLECTOR FOR THE FOLLOWING CONDITIONS: PUMP PRESSURE IS NOT WITHIN LIMITS OR CASE TEMPERATURE  (N24988)
- [SDR DALA2026051803049](https://openairdocs.org/sdr/DALA2026051803049), May 16, 2026: Airbus A350941. PUMP. LEAKING. DE- DUE TO NUMBER ONE ENGINE GREEN HYDRAULIC PUMP FAULT WITH GREEN RESERVOIR LOW MESSAGE. FOUND FLUID LEAKING FROM PUMP  (N575DZ)

All 4,062: https://openairdocs.org/jasc/2913/reports.md

## Other codes in chapter 29

- [JASC 2900](https://openairdocs.org/jasc/2900): Hydraulic Power System (333 reports)
- [JASC 2910](https://openairdocs.org/jasc/2910): Hydraulic System, Main (11,279 reports)
- [JASC 2911](https://openairdocs.org/jasc/2911): Hydraulic Power Accumulator, Main (202 reports)
- [JASC 2912](https://openairdocs.org/jasc/2912): Hydraulic Filter, Main (201 reports)
- [JASC 2914](https://openairdocs.org/jasc/2914): Hydraulic Handpump, Main (22 reports)
- [JASC 2915](https://openairdocs.org/jasc/2915): Hydraulic Pressure Relief Valve, Main (101 reports)
- [JASC 2916](https://openairdocs.org/jasc/2916): Hydraulic Reservoir, Main (385 reports)
- [JASC 2917](https://openairdocs.org/jasc/2917): Hydraulic Pressure Regulator, Main (65 reports)
- [JASC 2920](https://openairdocs.org/jasc/2920): Hydraulic System, Auxiliary (287 reports)
- [JASC 2921](https://openairdocs.org/jasc/2921): Hydraulic Accumulator, Auxiliary (42 reports)
- [JASC 2922](https://openairdocs.org/jasc/2922): Hydraulic Filter, Auxiliary (20 reports)
- [JASC 2923](https://openairdocs.org/jasc/2923): Hydraulic Pump, Auxiliary (138 reports)
- [JASC 2925](https://openairdocs.org/jasc/2925): Hydraulic Pressure Relief, Auxiliary (4 reports)
- [JASC 2926](https://openairdocs.org/jasc/2926): Hydraulic Reservoir, Auxiliary (14 reports)
- [JASC 2927](https://openairdocs.org/jasc/2927): Hydraulic Pressure Regulator, Auxiliary (8 reports)
- [JASC 2930](https://openairdocs.org/jasc/2930): Hydraulic Indicating System (549 reports)
- [JASC 2931](https://openairdocs.org/jasc/2931): Hydraulic Pressure Indicator (160 reports)
- [JASC 2932](https://openairdocs.org/jasc/2932): Hydraulic Pressure Sensor (290 reports)
- [JASC 2933](https://openairdocs.org/jasc/2933): Hydraulic Quantity Indicator (121 reports)
- [JASC 2934](https://openairdocs.org/jasc/2934): Hydraulic Quantity Sensor (96 reports)
- [JASC 2997](https://openairdocs.org/jasc/2997): Hydraulic Power System Wiring (343 reports)

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