What it covers
The system components and parts which sense, transmit, and indicate the temperature and pressure of air in the distribution system other than the pressure indicator or sensor. Includes the instrument which indicates air pressure in the pneumatic distributing systems. Does not include the using systems.
Service difficulty reports · 1,276
Reports filed under 3620, newest first.
| 1995 | 12 |
|---|---|
| 1996 | 19 |
| 1997 | 22 |
| 1998 | 20 |
| 1999 | 30 |
| 2000 | 22 |
| 2001 | 34 |
| 2002 | 36 |
| 2003 | 43 |
| 2004 | 27 |
| 2005 | 36 |
| 2006 | 49 |
| 2007 | 53 |
| 2008 | 27 |
| 2009 | 38 |
| 2010 | 63 |
| 2011 | 100 |
| 2012 | 46 |
| 2013 | 43 |
| 2014 | 52 |
| 2015 | 48 |
| 2016 | 45 |
| 2017 | 40 |
| 2018 | 106 |
| 2019 | 97 |
| 2020 | 59 |
| 2021 | 27 |
| 2022 | 28 |
| 2023 | 23 |
| 2024 | 3 |
| 2025 | 14 |
| 2026 | 14 |
SDR SIMA20260925003Pressure Switch · failedBLEED 2 OVERPRESSURE AT 2,000 FT. RAN QRH, MESSAGE EXTINGUISHED YET LOOKING ON ECS PAGE BLEED, 2 VALVES SHOWED FAILED CLOSED ALONG WITH HIGH PRESSURE STILL PRESENT. DECIDED TO PUSH OUT BLEED 2 AND KEEP OFF REMAINDER OF FLIGHT. BLEED VALUE EVENTUALLY RETURNED TSDR 2026FA0000671Eva Tube · blownIN ROUTE OVER KCOU WHEN THE MASTER CAUTION CAME ON AND THE LT BLEED FAIL LIGHT ILLUMINATED. THE PILOTS FOLLOWED THE CHKLIST & CLOSED LT BLEED VALVE. THE CHKLIST INSTRUCTED THEM TO DESCEND BELOW 14K. ASKED ATC, CENTER WAS VERY BUSY & TO GIVE THEM PRIORITY HANDSDR HNAA2026081200658Clamp · leakingBLEED 1 LEAK IN FLIGHT, ENGINE BLEED SYSTEMS. TROUBLESHOT BLEED 1 SYSTEM, FOUND CLAMP BETWEEN HSV AND CHECK VALVE TO BE LEAKING. REINSTALLED CLAMP AND TORQUED IAW AMM 36-11-02. OPS CHECKED GOOD. ACFT OKAY FOR SERVICE. RETURNED ACFT TO NORMAL CONFIGURATION
See all 1,276 reports