Service difficulty report · Drain Mast · Boeing 7379GPER

Difficulty date
February 28, 2026
Submitted
March 3, 2026
Operation
Air carrier
Aircraft
N952DZ
Make and model
Boeing 7379GPER
Aircraft serial
38737
Aircraft time
33,013 hours, 13,703 cycles
Part
Drain Mast
Condition
Corroded
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

(LOG 1472646) UPON REMOVAL OF THE AFT DRAIN MAST FOR REPLACEMENT, FOUND CORROSION DEPOSITS ON THE ATTACHING SKIN. REMOVED DAMAGE AND REPAIRED PER ERA 632146-14 & ER NO. 26-1236 REV. P4 001552988U.

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