Service difficulty report · Magnetic Seal · Boeing 7378H4

Difficulty date
October 4, 2026
Submitted
October 9, 2026
Operation
Air carrier
Aircraft
N8672F
Make and model
Boeing 7378H4
Aircraft serial
36940
Aircraft time
36,519 hours, 18,090 cycles
Engine
Cfmint CFM567B27E
Part
Magnetic Seal
Condition
Leaking
Location
Zone 400
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

OIL LEAKING FROM NR 1 ENGINE HYDRAULIC PAD DRAIN PORT, BEYOND SERVICEABLE LIMITS. REMOVED & REPLACED NR 1 ENG EDP MAGNETIC SEAL & NR 1 EDP IAW AMM 72-60-00 & AMM 29-11-11 RESPECTIVELY. LEAK & OPS CHKD GOOD.

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