Service difficulty report · Actuator · Boeing 737890

Difficulty date
October 13, 2015
Submitted
October 13, 2015
Operation
Air carrier
Aircraft
N560AS
Make and model
Boeing 737890
Aircraft serial
35179
Aircraft time
35,061 hours, 10,637 cycles
Engine
Cfmint CFM567B27
Part
Actuator
Part number
1324M12P10
Part serial
APMRC491
Condition
Leaking
Location
Nr 1 Engine
Part time
35,149 hours, 10,670 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

DURING WALKAROUND, NOTICED FLUID DRIPPING UNDER NR 2 ENGINE NACELLE, 1 DROP EVERY 10 SECONDS. ACFT GROUNDED. ACCOMPLISHED NR 2 ENGINE VENTS AND DRAINS INSPECTION AMM 71-71-00-200-801-F00. ZERO FUEL LEAKS DURING ENGINE RUN. AFTER SHUTDOWN LT VSV LEAKS AT 21DPM THEN 0 DPM AFTER 5 MINS. RIGHT VSV LEAKS AT 5 DPM THEN DOWN TO 0 DPM AFTER 5 MINS. REMOVED LT VSV ACTUATOR REF AMM 75-31-01-000-801-F00. INSTALLED LT VSV ACTUATOR. REF AMM 75-31-01-400-801-F00. ACCOMPLISHED LT VSV ACTUATOR LEAK CHECK, REF AMM 75-31-01-790-801-F00. REMOVED RT VSV ACTUATOR REF AMM 75-31-01-000-802-F00. INSTALLED RT VSV ACTUATOR REF AMM 75-31-01-400-802-F00. ACCOMPLISHED RT VSV ACTUATOR LEAK CHECK REF MM 75-31-01-790-801-F00. NR 2 ENGINE IDLE LEAK CHECK GOOD. ACTUATORS TEST PASSED, REF MM 71-00-00-700-807. PLT CLEARED.