Service difficulty report · Pump · Boeing 777222

Difficulty date
January 3, 2025
Submitted
January 6, 2025
Operation
Air carrier
Aircraft
N221UA
Make and model
Boeing 777222
Aircraft serial
30552
Aircraft time
87,213 hours, 11,313 cycles
Engine
Pwa PW4090
Part
Pump
Part number
764224A
Part serial
H0508
Condition
Faulted
Location
Nr 2 Eng Oil
Part time
85,833 hours, 11,399 cycles
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

INFLIGHT SHUTDOWN NO 2 ENGINE OIL PRESSURESNAPSHOT AHM CREW WAS DEBRIEF THIS IS AN UPDATE FROM TURN OVER SHIFT DEBRIEFING THAT THE RIGHT OIL PRESSURE CAUTION IN FLIGHT WITH CORRESPONDING RIGHT LOW PRESSURE INDICATION ALONG WITH 0 OIL QTY SHOWING, OCCURED AT 40,000 FEET APPROX. ALTITUDE APPROX 45 MINS INTO FLIGHT. ENG LIMIT EXCEEDANCE REPORT AS PER CAPT. T/1828-03JAN25 (MCO-ORD DIVERTED TO ATL). ENG2 SN. 222151 (TSI= 6367, CSI=1554CYC). IFSD DUE TO OIL PRESS PRESS. "Z ERO" ALONG WITH OIL PRESS ENG R CAUTION, FOLLOWED FM, SHUTDOWN E NGINE, OIL QTY IND. 0 WHEN THROTTLE AT IDLE. DURING WIND MI LLING DID NOT NOTICE OIL PRESS. OIL QTY RECOVERED TO 18 RT ENGIN E AND 21 ON LEFT ENG. AFTER LANDING AT THE GATE. WHQLM-EMC ARSH AD. 04JAN25 IFSD ENGINE DATA REPORT PAGE PHOTOS R&R ENGINE OIL PRESSURE TRANSMITTER IAW AMM 79-31-01. VERIFIED E2 OIL TANK IS FULL. PERFORMED E2 DRY MOTOR AND FOUND OIL QTY DETERIORATES FROM FULL 22 QTS . TO ZERO, DURING DRY MOTOR AND REMAINS AT 0 UNTIL DRY MOTOR CHECK IS DISCONTINUED AND OIL LEVEL RETURNS TO 9 QTS.