What was found
DURING TC 78273000, FOUND NR 2 ENGINE FAULT CODE 77-1842. T495 S1 SHOWING BLANK. GROUNDED - YES. REMOVED AND REPLACED T49.5 PROBE S1, REF AMM 77-21-01. OPS NORMAL. READING SHOWING NORMAL.
- Difficulty date
- May 7, 2017
- Submitted
- May 9, 2017
- Operation
- Air carrier
- Aircraft
- N469AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41702
- Aircraft time
- 10,976 hours, 3,641 cycles
- System (JASC)
- 7720 · Engine Temperature Indicating System
- Part
- Probe
- Part number
- TC29603
- Condition
- Failed
- Location
- Nr 2 Engine
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.