What was found
(CAN) ENCODING ALTIMETER REPORTING 150 FEET LOW AT ALL ALTITUDES BETWEEN 2000 AND 10,000 FEET. UNIT WAS REPAIRED AND RECERTIFIED JULY 30, 2010. NEXT DUE FOR RECERTIFICATION JULY 30, 2012.
- Difficulty date
- November 6, 2010
- Submitted
- January 4, 2011
- Operation
- Air carrier
- Make and model
- Piper PA31
- Aircraft time
- 4,634 hours
- Engine
- Lyc TIO540A2C
- System (JASC)
- 3416 · Altimeter, Barometric/Encoder
- Part
- Altimeter
- Condition
- Reads Low
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- H
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.