Service difficulty report · Engine · Boeing 757224

Difficulty date
January 16, 2026
Submitted
January 19, 2026
Operation
Air carrier
Aircraft
N34131
Make and model
Boeing 757224
Aircraft serial
28971
Aircraft time
100,858 hours, 21,538 cycles
Engine
Rroyce RB211535E4B3
Part
Engine
Condition
Malfunctioned
Stage of operation
TO
How discovered
O
Nature of condition
R, J
Precautionary procedure
C

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

What was found

ATTEMPTED FULL THRUST TO REQUESTED EPR 1.77 LT ENG REACHED 1.71 RT ENG 1.70. CREW STATES, AFTER TAKEOFF ALL INDS NORMAL. PERFORMED MCDP TMC TEST 2, PER FIM 22-02 T 22-03 T 828, TEST PASSED. RAN MCDP TESTS 5 TMSP IAW TASK 830, TMSP PASSED. RAN TASK MCDP TEST 30 IAW TASK 842. TEST 30 PASSED. ACCOMP NR 1 & 2 ENGS TAKE OFF POWER TEST 13 IAW AMM 71-00-00-715-223-R03. TEST GOOD. ENGINES OPS AT MINIMUM RATED THRUST OF 1.783 EPR. ACCOMP TEST 13 ACCEL & DECEL TEST IAW AMM 71-00-00-715-197-R03. BOTH ENGS TESTED GOOD. NO WARNINGS, STATUS, OR MAINT MESSAGES DISPLAYED ON EICAS. ACCOMP BVCU INTERROGATION IAW AMM 75-32-00-702-001-R03 & TPU INTERROGATION IAW AMM 75-32-00-702-003-R03 ON BOTH ENGS. NO FAULTS DISPLAYED.