Service difficulty report · Valve · Boeing 737890

Difficulty date
November 4, 2022
Submitted
November 8, 2022
Operation
Air carrier
Aircraft
N536AS
Make and model
Boeing 737890
Aircraft serial
35203
Aircraft time
39,583 hours, 11,289 cycles
Part
Valve
Part number
32911866
Part serial
C5665C
Condition
Leaking
Location
Nr 2 Nacelle
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

STATIC FUEL LEAK FROM #2 ENG HPTCCV DRAIN LINE, APPROX 10 DROPS PER MIN. GROUNDED - YES. PERFORMED IDLE ENG RUN. NO LEAK FOUND FROM HPTCCV DRAIN. OK FOR SERVICE. IAW AMM 71-71-00-200-801-F00, STEP 2.A(2). REMOVED AND REPLACED #2 ENG HPTACC VALVE REF AMM 75-21-01, 5 MIN IDLE LEAK CHECK AND ACTUATORS TEST PASSED.