Service difficulty report · Valve · Boeing 737990ER

Difficulty date
August 25, 2019
Submitted
August 27, 2019
Operation
Air carrier
Aircraft
N435AS
Make and model
Boeing 737990ER
Aircraft serial
43292
Aircraft time
23,233 hours, 7,533 cycles
Engine
Cfmint CFM567B27E
Part
Valve
Part number
1821M59P06
Part serial
GRTN6791
Condition
Leaking
Location
Nr 2 Engine Fuel
Part time
23,233 hours, 7,533 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

NR 2 ENG FUEL LEAK, . FOUND BROKEN HPTCC VALVE DRAIN LINE AT "B" NUT CONNECTION. GROUNDED - YES. REMOVED AND REPLACED HPTACC VLV PER B737-900 AMM 75-21-01-000-801-F00 AND DRAIN MANIFOLD ABUTMENT LINE AMM 20-00-00. PERFORMED NECESSARY TESTS UNDER PROCEDURE AMM 71-00-00-800-001-F00. NO DEFECTS NOTED. NO FUEL LEAK DETECTED.