Service difficulty report · Actuator · Boeing 737890

Difficulty date
August 24, 2017
Submitted
August 28, 2017
Operation
Air carrier
Aircraft
N517AS
Make and model
Boeing 737890
Aircraft serial
35197
Aircraft time
33,267 hours, 9,896 cycles
Part
Actuator
Part number
5416744
Part serial
12086
Condition
Failed
Location
Ram Air
Part time
38,011 hours, 11,169 cycles
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

RIGHT PACK LIGHT ILLUMINATES ON RECALL, EXTINGUISHES ON MC RESET. ACFT GROUNDED. CONFIRMED FAULT, NR 2 PACK/ZONE TEMP CONTROLLER SHOWS HARD FAIL. RT RAM AIR ACTUATOR REMOVED & REPLACED IAW AMM 21-51-21, GROUND FUNCTIONAL CHECKED NORMAL IAW AMM 21-61-00-700-806-002.