Service difficulty report · Idg · Boeing 757222

Difficulty date
February 9, 2010
Submitted
February 15, 2010
Operation
Air carrier
Aircraft
N589UA
Make and model
Boeing 757222
Aircraft serial
28707
Aircraft time
48,400 hours, 13,471 cycles
Engine
Pwa PW2037
Part
Idg
Part number
729825M
Part serial
C1114
Condition
Faulty
Location
Left
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

LEFT IDG ISSUE, FLT DIVERTED. HAD SECOND HIT, RTFL. SERVICED IDG. SUSPECT IDG OVERSERVICED. GROUND RUNUP CHECKS OK, VOLTS-FREQS NORMAL, BPCU BITE SHOWED LOW OIL PRESS-SERVICE IDG. SERVICED AS NEEDED. RTG FOR LT IDG SECOND HIT. BPCU BIT LT IDG,SERVICE IDG, IDG PRESS SW WIRING IDG, IDG NOT DISCONNECT. REMOVED LT IDG. NO EVIDENCE OF METAL FOUND IN SCAVENGE FILTER OR IDG CASE OIL. LT IDG OIL-IN LINE REMOVED FOR ACCESS. INSTALLED AND SAFETIED LINE. REPLACED LT IDG. LEAK CHECK OK. OPS CHECK OK.