What it covers
For general reports of reciprocating engine ignition analyzer system problems. Typical parts are the amplifier, wiring harness, and sensor, etc.
Service difficulty reports · 52
Reports filed under 7730, newest first.
| 1996 | 1 |
|---|---|
| 1999 | 2 |
| 2000 | 3 |
| 2001 | 2 |
| 2002 | 2 |
| 2003 | 3 |
| 2005 | 3 |
| 2006 | 2 |
| 2009 | 3 |
| 2010 | 1 |
| 2011 | 3 |
| 2012 | 1 |
| 2014 | 3 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 2 |
| 2025 | 1 |
| 2026 | 3 |
SDR UIEA2026050500295Signal Cond Unit · faultedHIGH SPEED RTO AT 140KTS INDICATED DUE TO ENG NR 1 NOT MAKING T/O THRUST. R & R N1 FAN SHAFT SPEED SENSOR & ENG IDLE RUN CHKD OK IAW AMM 77-12-01/401, AMM 71-00-00/501 & IPC 77-12-01-01. NEED THE ENG HIGH PWR CHK. R & R AVM SIGNAL CONDITIONER THEN OPS CHKD OSDR DXTA2026042907803Engine · vibrationIN CRUISE AT FL430, FELT A VIBRATION & RUMBLING. AFTER ABOUT 20 SECS, OBSERVED AN ENG VIBRATION L AMBER CAS MESSAGE. OBSERVED AN LT ENG ITT EXCEED & A RED ENG FAIL L CAS MESSAGE. VIBRATION CEASED & DIVERTED & LANDED. REMOVED & INSTALLED REPAIRED ENGINE, SDR QXEA2026042700095Pin · malfunctionedFLIGHT 2315. RIGHT ENGINE VIBRATION LP IN AMBER 4.0 DURING CLIMB. RAN QRH LP BACK IN GREEN BELOW 85% N1. LP STAYED AROUND 3.O WITH REDUCED THRUST.DIVERTED AND ACCOMPLISHED UNEVENTFUL LANDING. REMOVED FROM SERVICE. C/W MCN E770001-01 ISSUE 7. WITHIN 50 FH PINS
See all 52 reportsOther codes in chapter 77 · 13
7700Engine Indicating System7710Power Indicating System7711Engine Pressure Ratio (EPR)7712Engine BMEP/Torque Indicating7713Manifold Pressure (MP) Indicating7714Engine RPM Indicating System7720Engine Temperature Indicating System7721Cylinder Head Temperature (CHT) Indicating System7722Engine EGT/TIT Indicating System7731Engine Ignition Analyzer7732Engine Vibration Analyzer7740Engine Integrated Instrument System7797Engine Indicating System Wiring