Service difficulty report · Valve · Boeing 737890

Difficulty date
July 31, 2020
Submitted
August 4, 2020
Operation
Air carrier
Aircraft
N534AS
Make and model
Boeing 737890
Aircraft serial
35202
Aircraft time
36,641 hours, 10,521 cycles
Engine
Cfmint CFM567B27
Part
Valve
Part number
32911866
Part serial
GRTS9483
Condition
Leaking
Location
Nr 2 Engine
Part time
50,085 hours, 14,667 cycles
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

FUEL LEAK OBSERVED UNDER #2 ENGINE. GROUNDED - YES. CHECKED AND FOUND LEAK AT #2 ENG HPTACC DRAIN. LEAK IS 13 DPM WITHIN LIMITS PER B737-800 AMM 71-71-00 FIG 605. RELEASED PER PLT FOR REPAIR WITHIN 25 FC. REMOVED AND REPLACED #2 ENGINE HPTACC VALVE REF AMM 75-21-01-000-801-F00 AND AMM 75-21-01-400-801-F00. OPS AND LEAK CHECK GOOD. THIS CLEARS PLT DEFERRAL.