Service difficulty report · Seal · Boeing 7673JHF

Difficulty date
August 6, 2021
Submitted
August 10, 2021
Operation
Air carrier
Aircraft
N644GT
Make and model
Boeing 7673JHF
Aircraft serial
37810
Aircraft time
21,944 hours, 5,274 cycles
Part
Seal
Part number
AS18957550
Condition
Leaking
Location
Check Valve
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

FOUND #2 ENG IP CHECK VALVE COUPLING AIR LEAKAGE(<P>IAW AMM 36-11-06-004-001-001 REV 132 AND AMM 36-11-06-404-009-001 REV 132 REMOVED AND REPLACED #2 ENG IP CHECK VALVE E-SEAL WITH NEW PARTS. IAW AMM 71-00-00-795-228-H03 REV 132 PERFORM ENG DRY MOTOR LEAK CHECK, NO LEAK FOUND. CONDITION CHECK NORMAL</P>)

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