SDR ASAA2020052632761

Service difficulty report · Actuator · Boeing 737990ER

Difficulty date: May 26, 2020
Submitted: June 2, 2020
Operation: Air carrier
Aircraft: N468AS
Make and model: Boeing 737990ER
Aircraft serial: 41735
Aircraft time: 22,795 hours, 7,344 cycles
Engine: Cfmint CFM567B27E
System (JASC): 7330 · Engine Fuel Indicating System
Part: Actuator
Condition: Leaking
Location: Nr 2 Vsv
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

FUEL DRIPPING FROM NR 2 ENGINE. INSPECTED NR 2 ENGINE DRAINS, FOUND RT VSV DRAIN LEAKING, RAN ENGINE, FUEL LEAK STOPPED. NO EVIDENCE OF LEAKING POST RUN, ACFT OK FOR SERVICE. FUEL LEAK MUST BE ADDRESSED WITHIN 25 FLIGHT CYCLES IAW AMM 71-71-00-200-801-500. GROUNDED - YES. REMOVED AND REPLACED THE RIGHT VSV ACTUATOR IAW AMM 75-31-01 OPS CHECK GOOD, NO LEAKS NOTED.