Service difficulty report · Actuator · Boeing 737890

Difficulty date
January 30, 2018
Submitted
February 5, 2018
Operation
Air carrier
Aircraft
N579AS
Make and model
Boeing 737890
Aircraft serial
35187
Aircraft time
41,610 hours, 12,406 cycles
Engine
Cfmint CFM567B27
Part
Actuator
Part number
1324M12P10
Part serial
APMTH768
Condition
Leaking
Location
Nr 2 Vsv
Part time
32,026 hours, 9,928 cycles
Stage of operation
TX
How discovered
O
Nature of condition
K
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FUEL LEAKING FROM THE NR 2 ENGINE. ACFT GROUNDED. RAN ENGINE AND FOUND RT VSV LEAKING. REMOVED AND REPLACED THE NR 2 ENGINE VSV ACTUATOR IAW AMM 75-31-01. ACCOMPLISHED VSV ACTUATOR LEAK CHECK AND TEST IAW AMM 75-31-01-790-801-F00. LEAK TESTED GOOD, NO LEAKS. ACCOMPLISHED TESTS ON POWERPLANT TEST IAW TABLE, ACTUATORS TEST, TEST 12 OPS CHECKED GOOD. AND IDLE LEAK CHECK TEST 3A, LEAK CHECKED GOOD.