Service difficulty report · Actuator · Boeing 737890

Difficulty date
November 19, 2016
Submitted
November 28, 2016
Operation
Air carrier
Aircraft
N589AS
Make and model
Boeing 737890
Aircraft serial
35686
Aircraft time
34,546 hours, 10,464 cycles
Engine
Cfmint CFM567B27
Part
Actuator
Part number
1324M12P10
Part serial
APMRG803
Condition
Leaking
Location
Nr 2 Vsv
Part time
34,597 hours, 10,482 cycles
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

FUEL LEAKING FROM NR 2 ENGINE RT VSV ACTUATOR DRAIN AT APPROXIMATELY 1 DROP PER MINUTE. ACFT GROUNDED. REMOVED AND REPLACED THE RT VSV ACTUATOR IAW AMM 75-31-01-802-F00 AND AMM 75-31-01-400-802-F00. ACCOMPLISHED VSV ACTUATOR LEAK TEST IAW AMM 75-31-01-790-801-F00, LEAK CHECKED GOOD. ACCOMPLISHED TESTS LISTED IN THE POWERPLANT TEST REFERENCE TABLE AMM TASK 71-00-00-800-811-F00 TEST 3A AND TEST 12 TEST 3A IAW AMM 71-00-00-700-801-F00, LEAK CHECKED GOOD. TEST 12 ACCOMPLISHED IAW AMM 71-00-00-700-801-F00 OPS CHECKED GOOD.