Service difficulty report · Actuator · Boeing 737890

Difficulty date
October 30, 2016
Submitted
November 3, 2016
Operation
Air carrier
Aircraft
N508AS
Make and model
Boeing 737890
Aircraft serial
35691
Aircraft time
31,753 hours, 9,609 cycles
Engine
Cfmint CFM567B27
Part
Actuator
Part number
1211313010
Part serial
VN281
Condition
Faulted
Location
Nr 2 Engine
Part time
314 hours, 82 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

AFTER NR 2 ENGINE VSV ACTUATOR TEST, FOUND EEC LONG TIME FAULT 75-10392, VSV POSTION SIGNAL OUT OF RANGE. REMOVED AND REPLACED VSV ACTUATOR ON NR 2 ENG IAW AMM 75-31-01. PERFORMED, ACTUATOR OPS CHECK AND LEAK TEST IAW AMM 71-00-00. NO DEFECTS NOTED. ACFT GROUNDED.