- Difficulty date
- November 9, 2014
- Submitted
- November 12, 2014
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35685
- Aircraft time
- 26,838 hours, 8,219 cycles
- Part
- Transmitter
- Part number
- QA07656ISS1
- Condition
- Failed
- Location
- Nr 2 Engine Oil
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- D
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER ENGINE START RT ENGINE "OIL FILTER BYPASS" LIGHT ILLUMINATED. WE SHUTDOWN AND RETURNED TO GATE. ACFT GROUNDED. REPLACED FILTER IAW 79-21-06 AMM, SCAVENGE FILTER RT ENGINE AND REPLACED FILTER TRANSMITTER RT ENGINE IAW 79-21-07 AMM. FILTER EXTINGUISHED LIGHT & LEAK CKD GOOD. FAULT 79-31122 OIL FILTER SIGNALS DISAGREE FAULT REMOVED AFTER EEC BITE CK GROUND TEST + ENG RUN NR 2 RT ENG.