What was found
SFO LT PACK TRIM AIR CHECK VLV LEAKING. VLV INSTALLED WITH AXIS VERTICAL ALLOWING VLV SEGMENTS TO WEAR THROUGH VLV BODY. REPLACED LT HAND TRIM AIR CHECK VLV. SYSTEM GROUND CHECKED NORMAL OPERATION CLOSED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SFO LT PACK TRIM AIR CHECK VLV LEAKING. VLV INSTALLED WITH AXIS VERTICAL ALLOWING VLV SEGMENTS TO WEAR THROUGH VLV BODY. REPLACED LT HAND TRIM AIR CHECK VLV. SYSTEM GROUND CHECKED NORMAL OPERATION CLOSED.