SDR CALA2024091300628

Service difficulty report · Egt Indication · Boeing 777222

Difficulty date: September 11, 2024
Submitted: September 13, 2024
Operation: Air carrier
Aircraft: N774UA
Make and model: Boeing 777222
Aircraft serial: 26936
Aircraft time: 102,913 hours, 19,361 cycles
Engine: Pwa PW4077
System (JASC): 7200 · Engine (Turbine/Turboprop)
Part: Egt Indication
Condition: Activated
Location: Nr 1 Engine
Stage of operation: CL
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

ENG 1 EGT EXCEEDANCE ON T/O...APPRX 622 DEG ..RAN CKLST ICW FM REF FIM 71-05 TASK 833, AND MM 72-00-00-290-818-N01 FIG 603, L ENG EXCD PARAMETERS WITHIN LIMITS. NO ACTION NECESSARY. INTERROGATED L ENG EXCD PG, EGT PEAKED AT 625, EGT DROPPED TO 605@40SEC, OF FIG 603 REF MM 72-00-00-290-818-N01. DUE TO ENG L EGT PARAMETERS AND FIG 603, NO ACTION IS NECESSARY.