SDR ASAA2016051916812

Service difficulty report · Transmitter · Boeing 737890

Difficulty date: May 19, 2016
Submitted: May 23, 2016
Operation: Air carrier
Aircraft: N588AS
Make and model: Boeing 737890
Aircraft serial: 35685
Aircraft time: 32,716 hours, 9,934 cycles
System (JASC): 7920 · Engine Oil Distribution (Airframe Furnished)
Part: Transmitter
Part number: QA07656ISS2
Condition: Failed
Location: Nr 1 Engine Oil
Stage of operation: TX
How discovered: O
Nature of condition: J
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

NR 1 ENGINE OIL FILTER BYPASS ILLUMINATED AFTER LANDING. ACFT GROUNDED. R & R NR 1 ENGINE SCAVENGE OIL FILTER ELEMENT, OPS CHECKS AND LEAK CHECKS GOOD, REF AMM 79-21-06. R & R SCAVENGE OIL FILTER CLOGGING TRANSMITTER, OPS CHECKS AND LEAK CHECK GOOD, REF AMM 79-21-07.