Service difficulty report · Engine · Gulstm GIV

Difficulty date
January 22, 2022
Submitted
March 10, 2022
Operation
Air carrier
Aircraft
N450QS
Make and model
Gulstm GIV
Aircraft serial
4046
Aircraft time
11,196 hours, 5,594 cycles
Part
Engine
Part number
TAY6118C
Part serial
85062
Condition
Damaged
Location
Rt
Stage of operation
DE
How discovered
O
Nature of condition
R
Precautionary procedure
O

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

What was found

RIGHT ENGINE ENGINE HARDWARE: ON DESCENT THE RIGHT ENGINE MOMENTARILY LOST POWER, SHUTTERED, AND THE IGNITER CAME ON. THE PROBLEM MAY HAVE OCCURRED EARLIER DURING CLIMB OUT BUT WAS MISSED DIAGNOSED AS TURBULENCE. BUT THE IGNITER DID COME ON TWICE DURING THE FLIGHT WITH A SHUTTER IN THE RIGHT ENGINE. ALL INDICATIONS DURING THE OCCURRENCE WHERE NORMAL. I.E. OIL PRESSURE, TEMP, ETC. AND NO CMC FAULT NOTED. WE DID PUSH THE EVENT BUTTON AFTER THE OCCURRENCE. // SIGNOFF // PERFORMED BORESCOPE OF STAGE 7 HP COMPRESSOR IN REF WITH THE G450 AMM, CH. 72-00-00 AND FOUND MISSING BLADE WITH CORRESPONDING DOMESTIC FOD DAMAGE. ENGINE REPLACEMENT PERFORMED BY ROLLS ROYCE ON WING CARE ON WORK ORDER#: 0.001438328-124 (ENGINE OFF PN: TAY611-8C SN: 85062) (ENGINE ON PN: TAY611-8C SN: 85020