Service difficulty report · Seal · Boeing 737990ER

Difficulty date
March 14, 2018
Submitted
March 15, 2018
Operation
Air carrier
Aircraft
N464AS
Make and model
Boeing 737990ER
Aircraft serial
40714
Aircraft time
15,463 hours, 5,059 cycles
Part
Seal
Part number
3051157090
Condition
Leaking
Location
Nr 1 Idg
Stage of operation
IN
How discovered
O
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

NR 1 IDG DRIVE PAD LEAKING IAW TSR701492. ACFT GROUNDED. LEAKAGE EXCEEDSS LIMITS. PERFORMED A NR 1 IDG OIL SYSTEM STATIC LEAK CHECK, NO LEAKS NOTED IAW AMM 24-11-00-700-801. REMOVED THE NR 1 IDG IAW AMM 24-11-11-000-801. REMOVED AND REPLACED THE SEAL IAW AMM 72-60-00-400-802-F00, STEPS 5.A.-5.G.(2)(I). INSTALLED THE REMOVED IDG. THE NR 1 IDG, OPS TEST PASSED. IDLE AND PART POWER LEAK CHECKS OK, NO LEAKS NOTED IAW AMM 71-00-00-700-801-F00, AMM 71-00-00-700-823-F00, AMM 24-11-11-400-801, AMM 72-60-00-400-802-F00 STEPS 5.G.(5)(C) AND 5.G.(6).