Service difficulty report · Engine · Boeing 777222

Difficulty date
January 31, 2019
Submitted
February 1, 2019
Operation
Air carrier
Aircraft
N222UA
Make and model
Boeing 777222
Aircraft serial
30553
Aircraft time
75,693 hours, 8,875 cycles
Engine
Pwa PW4090
Part
Engine
Condition
Surges
Location
Nr 1
Stage of operation
CR
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

E1 SURGE, DATA PRINT AND EMAIL. E1 SN 222210 (TSI=380 HRS). HAD A SILENT SURGE REPORTED BY AHM IN CRZ T/803-29 IAD-NRT. PLEASE SEND DATA FOR ENGINEERING REVIEW (1) REF AMM 31-61-00 PG201. ACCESS MCDU MAINT PGS CHAP71 PER. EPCS PG 1 & 2, AND L ENG EXCD. FIND ALL AUTO & MAN EVENT SNAP SHOTS REGARDING SURGE, PRESS "SEND" TO ACARS AND PRINT. (2) FROM MAT MAIN MENU, GO TO COND MONITORING REPORT "INFLIGHT SHUTDOWN" REPORT. PRINT 9 PGS. (IFSD REPORT TRIGGERED BY CMC SURGE MSG) (3) WRITE ACFT NUMBER ON PRINTED PAGES AND E-MAIL TO GRP-TOMC-EMC@UNITED.COM & MONAL.MERCHANT@UNITED.COM. THX. WHQLM-EMC ARSHAD. CARRIED BY ELB PERFORMED VISUAL INSPECTION OF THE INLET, EXHAUST AND BLEED PORT PER STEP C12&13 OF FIM 71-05-00-810-819-N00. ADDITIONALLY CHKD CONNECTIONS OF PB LINES AND IP CHK VLV. NO DEFECT FOUND. INBD PILOT HAS ALEADY REPORTED MCDU MAINT. PGS CH71 VIA ACARS. SENT CONF SENT COND. MONITORING REPORT FOR IFSD BY E-MAIL.