Service difficulty report · Fitting · Boeing 737990ER

Difficulty date
December 1, 2018
Submitted
December 4, 2018
Operation
Air carrier
Aircraft
N453AS
Make and model
Boeing 737990ER
Aircraft serial
36354
Aircraft time
19,578 hours, 6,425 cycles
Part
Fitting
Condition
Loose
Location
Idg
Stage of operation
IN
How discovered
V
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

ON WALK AROUND FOUND THE NR 2 IDG OIL LEVEL ALMOST OUT OF SIGHT GLASS. GROUNDED - YES. CLEANED AREA UNDER FAN COWL, IDG OIL LINES AND FITTINGS. RAN THE NR 2 ENGINE FOR 5 MINS AND FOUND TWO OIL LEAKS AT "OIL IN" UNION AT THE IDG AIR/OIL COOLER AND IDG PLUMBING LINES. RE-TORQUED FITTINGS PER AMM 24-11-21-400-801 AND POWERPLANT BUILD UP MANUAL 71-00-02 FIG 21-1 PG 20-21 ITEM D. RAN THE NR 2 ENGINE FOR 10 MIN, NO LEAKS NOTED. SERVICED THE NR 2 IDG TO FULL BEFORE ENGINE RUN IAW AMM 12-13-21-600-801.