- Difficulty date
- May 9, 2015
- Submitted
- May 11, 2015
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35682
- Aircraft time
- 29,744 hours, 8,905 cycles
- Part
- Probe
- Part number
- TC29604
- Condition
- Out Of Limits
- Location
- Nr 2 Egt
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- N
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIAGNOSTICS REPORTS NR 2 ENGINE EGT HDM CONTINUES TO SHOW GREATER THAN EXPECTED DATA SCATTER AND MARGIN LOSS. INDICATION ERRORS STILL SUSPECT. ACFT GROUNDED. ACCOMPLISHED T49.5 PROBE AND EGT INSPECTION REF AMM 77-21-01. REPLACED S3 T49.5 PROBE REF AMM 77-21-01. OPS CHECKED GOOD.