Service difficulty report · Engine · Boeing 76733AER

Difficulty date
May 16, 2011
Submitted
May 17, 2011
Operation
Air carrier
Aircraft
N582HA
Make and model
Boeing 76733AER
Aircraft serial
38139
Aircraft time
35,075 hours, 6,645 cycles
Engine
Pwa PW4060
Part
Engine
Condition
Power Loss
Location
Nr 1
Stage of operation
CR
How discovered
O
Nature of condition
R, J
Precautionary procedure
O

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

What was found

ETOPS SIGNIFICANT SYS - NR 1 ENGINE DID NOT OBTAIN TARGET EPR. ENGINE PARAMETERS WERE NORMAL FOR EPR OBTAINED. ACFT AT CRUISE WITH CTR AUTOPILOT ENGAGED AND AUTO THROTTLES ON. PERFORMED EEC BITE PROCEDURE (EEC CH.A,L ADC CHAN FAIL), (EEC CHAN A FAULT CAT 2), (EECS A-CHAN TMC I/F), (EECS CH-B TMC I/F) & (EECS CH-B FAULT CAT 2) MESSAGES APPEARED. ACCOMPLISHED OPS CHECKS FOR EEC FAULTS IAW FIM PIMU MESSAGE INDEX. ALL TESTS PASSED. OPS CHECKED OK. ACCOMPLISHED MCDP TEST 40 IAW AMM 22-00-02. ALL TESTS PASSED. LMP REMAINS LAND 3.

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