# JASC 2133: Pressure Regulator/Outflow Valve

- Type: JASC system/component code (FAA)
- ATA chapter: 21 Air Conditioning
- Title in the code table: PRESSURE REGUL/OUTFLOW VALVE
- Service difficulty reports: 1,711
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=16
- Page: https://openairdocs.org/jasc/2133

## What it covers

For reports of outflow/dump valves and associated parts such as linkage, filter, diaphragm, etc.

## Latest service difficulty reports

- [SDR UIEA2026101800991](https://openairdocs.org/sdr/UIEA2026101800991), Oct 18, 2026: OUTFLOW VALVE, FAULTED (N852GT)
- [SDR A6WA202610098918](https://openairdocs.org/sdr/A6WA202610098918), Oct 9, 2026: OUTFLOW VALVE, FAULTED (N435AW)
- [SDR CALA2026101220301](https://openairdocs.org/sdr/CALA2026101220301), Oct 9, 2026: OUTFLOW VALVE, FAULTED (N15712)
- [SDR L4OA202609300216](https://openairdocs.org/sdr/L4OA202609300216), Sep 30, 2026: OUTFLOW VALVE, MISMANUFACTURED (N295N)
- [SDR ASAA2026092166991](https://openairdocs.org/sdr/ASAA2026092166991), Sep 21, 2026: OUTFLOW VALVE, MALFUNCTIONED (N216HA)
- [SDR I5PA2026091768811](https://openairdocs.org/sdr/I5PA2026091768811), Sep 17, 2026: ACTUATOR, INOPERATIVE (N688SL)
- [SDR CALA2026091619463](https://openairdocs.org/sdr/CALA2026091619463), Sep 14, 2026: COMPUTER, FAULTED (N874UA)
- [SDR UIEA2026091400877](https://openairdocs.org/sdr/UIEA2026091400877), Sep 14, 2026: OUTFLOW VALVE, FAULTED (N851GT)
- [SDR CALA2026083119023](https://openairdocs.org/sdr/CALA2026083119023), Aug 29, 2026: OUTFLOW VALVE, FAULTED (N649UA)
- [SDR DALA2026081804716](https://openairdocs.org/sdr/DALA2026081804716), Aug 17, 2026: OUTFLOW VALVE, FAULTED (N135DQ)
- [SDR CALA2026081418625](https://openairdocs.org/sdr/CALA2026081418625), Aug 11, 2026: ACTUATOR, FAULTY (N649UA)
- [SDR YENA2026070600510](https://openairdocs.org/sdr/YENA2026070600510), Jul 5, 2026: MODULE, FAILED (N2193J)
- [SDR 3EJA865JS062926](https://openairdocs.org/sdr/3EJA865JS062926), Jun 26, 2026: OUTFLOW VALVE, FAILED (N865JS)
- [SDR CALA2026062617359](https://openairdocs.org/sdr/CALA2026062617359), Jun 24, 2026: OUTFLOW VALVE, FAULTED (N17244)
- [SDR NACA2026062200001](https://openairdocs.org/sdr/NACA2026062200001), Jun 22, 2026: OUTFLOW VALVE, FAILED (N409YK)
- [SDR DALA2026061703628](https://openairdocs.org/sdr/DALA2026061703628), Jun 17, 2026: OUTFLOW VALVE, FAULTED (N394DX)
- [SDR DALA2026060103319](https://openairdocs.org/sdr/DALA2026060103319), May 29, 2026: OUTFLOW VALVE, FAULTED (N831MH)
- [SDR FDEA202605250637](https://openairdocs.org/sdr/FDEA202605250637), May 25, 2026: ACTUATOR, STUCK (N662FE)
- [SDR 2026FA0000350](https://openairdocs.org/sdr/2026FA0000350), May 9, 2026: OUTFLOW VALVE, FAULTED (N525CR)
- [SDR FDEA202605090575](https://openairdocs.org/sdr/FDEA202605090575), May 9, 2026: OUTFLOW VALVE, FAULTED (N657FE)
- [SDR UIEA2026042200238](https://openairdocs.org/sdr/UIEA2026042200238), Apr 22, 2026: OUTFLOW VALVE, FAULTED (N1511A)
- [SDR DXTA2026041307591](https://openairdocs.org/sdr/DXTA2026041307591), Apr 9, 2026: OUTFLOW VALVE, DEFECTIVE (N726QS)
- [SDR YENA2026040600375](https://openairdocs.org/sdr/YENA2026040600375), Apr 6, 2026: OUTFLOW VALVE, FAILED (N990JL)
- [SDR AALA202603027466](https://openairdocs.org/sdr/AALA202603027466), Feb 27, 2026: OUTFLOW VALVE, FAULTED (N161AA)
- [SDR CALA2026021713840](https://openairdocs.org/sdr/CALA2026021713840), Feb 14, 2026: WINDOW, LEAKING (N77543)
- [SDR 3EJA202603250001](https://openairdocs.org/sdr/3EJA202603250001), Feb 13, 2026: OUTFLOW VALVE, FAILED (N301JT)
- [SDR 3EJA20260310326](https://openairdocs.org/sdr/3EJA20260310326), Feb 13, 2026: OUTFLOW VALVE, FAILED (N301JT)
- [SDR WX0A2026030432749](https://openairdocs.org/sdr/WX0A2026030432749), Feb 13, 2026: OUTFLOW VALVE, FAULTED (N331NV)
- [SDR CALA2026020913643](https://openairdocs.org/sdr/CALA2026020913643), Feb 6, 2026: OUTFLOW VALVE, FAULTED (N898UA)
- [SDR CALA2026020413548](https://openairdocs.org/sdr/CALA2026020413548), Feb 2, 2026: OUTFLOW VALVE, DEFECTIVE (N847UA)
- [SDR I5PA2026020168804](https://openairdocs.org/sdr/I5PA2026020168804), Jan 30, 2026: OUTFLOW VALVE, FAULTED (N688SL)
- [SDR HVUA202605120811](https://openairdocs.org/sdr/HVUA202605120811), Jan 28, 2026: OUTFLOW VALVE, FOD (N641AT)
- [SDR YENA2026012200061](https://openairdocs.org/sdr/YENA2026012200061), Jan 21, 2026: OUTFLOW VALVE, FAULTED (N2142J)
- [SDR G1IA202601194102](https://openairdocs.org/sdr/G1IA202601194102), Jan 14, 2026: OUTFLOW VALVE, FAILED (N393GF)
- [SDR DXTA2026011306507](https://openairdocs.org/sdr/DXTA2026011306507), Jan 11, 2026: OUTFLOW VALVE, FAULTY (N689QS)
- [SDR DALA2026010600101](https://openairdocs.org/sdr/DALA2026010600101), Jan 5, 2026: OUTFLOW VALVE, INOPERATIVE (N328NB)
- [SDR DXTA2026010506407](https://openairdocs.org/sdr/DXTA2026010506407), Jan 2, 2026: OUTFLOW VALVE, FAULTED (N912QS)
- [SDR YENA2026010200005](https://openairdocs.org/sdr/YENA2026010200005), Dec 30, 2025: OUTFLOW VALVE, FAULTED (N2142J)
- [SDR SWIA20251223021](https://openairdocs.org/sdr/SWIA20251223021), Dec 21, 2025: OUTFLOW VALVE, OBSTRUCTED (N929EV)
- [SDR AALA202512181561](https://openairdocs.org/sdr/AALA202512181561), Dec 16, 2025: OUTFLOW VALVE, FAULTED (N407AN)
- [SDR AALA202512122151](https://openairdocs.org/sdr/AALA202512122151), Dec 11, 2025: OUTFLOW VALVE, FAILED (N956AN)
- [SDR ANCF20251215038](https://openairdocs.org/sdr/ANCF20251215038), Dec 10, 2025: OUTFLOW VALVE, FAULTED (N740AV)
- [SDR AALA202512168232](https://openairdocs.org/sdr/AALA202512168232), Dec 7, 2025: OUTFLOW VALVE, FAILED (N862NN)
- [SDR YENA2025120101131](https://openairdocs.org/sdr/YENA2025120101131), Nov 28, 2025: OUTFLOW VALVE, FAILED (N2027J)
- [SDR DALA2025111908442](https://openairdocs.org/sdr/DALA2025111908442), Nov 16, 2025: OUTFLOW VALVE, FAULTED (N376NW)
- [SDR YENA2025110701091](https://openairdocs.org/sdr/YENA2025110701091), Nov 5, 2025: OUTFLOW VALVE, FAULTED (N968JT)
- [SDR CALA2025102210399](https://openairdocs.org/sdr/CALA2025102210399), Oct 22, 2025: OUTFLOW VALVE, FAULTED (N77538)
- [SDR P5CA2025101800093](https://openairdocs.org/sdr/P5CA2025101800093), Oct 18, 2025: OUTFLOW VALVE, FAULTED (N858GT)
- [SDR 2DYA2025081300011](https://openairdocs.org/sdr/2DYA2025081300011), Oct 17, 2025: OUTFLOW VALVE, FAILED (N705KW)
- [SDR DALA2025100707282](https://openairdocs.org/sdr/DALA2025100707282), Oct 4, 2025: OUTFLOW VALVE, DAMAGED (N352NB)

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