Service difficulty report · O-Ring · Boeing 737890

Difficulty date
January 25, 2017
Submitted
January 30, 2017
Operation
Air carrier
Aircraft
N514AS
Make and model
Boeing 737890
Aircraft serial
35193
Aircraft time
31,779 hours, 9,575 cycles
Part
O-Ring
Part number
M832481018
Condition
Leaking
Location
Nr 2 Idg
Stage of operation
IN
How discovered
9
Nature of condition
K
Precautionary procedure
K

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

What was found

DURING INSPECTION OF THE NR 2 HMU FUEL LEAK, NOTED IDG LEAKING OIL BELOW DISCONNECT RING. IAW CMM 24-11-85 ITEM 190 FIG 2. ACFT GROUNDED. REPLACED THE NR 2 IDG DRIVE LIGHT AND NR 2 GEN OFF LIGHT. RESET THE NR 2 IDG IAW AMM 24-11-11. RAN THE NR 2 ENGINE, FOUND A LEAK AT IDG BLANKING PLATE. REPLACED IDG BLANKING PLATE O-RING IAW CMM 24-11-85. DRAINED AND SERVICED IDG OIL IAW AMM 12-13-21. RAN THE NR 2 ENGINE, NO LEAKS NOTED, OPS CHECKED NORMAL.