Service difficulty report · Actuator · Boeing 737890

Difficulty date
January 30, 2017
Submitted
February 3, 2017
Operation
Air carrier
Aircraft
N519AS
Make and model
Boeing 737890
Aircraft serial
36482
Aircraft time
30,722 hours, 9,213 cycles
Part
Actuator
Part number
5416744
Part serial
187307
Condition
Faulted
Location
Ram Air Exhaust
Part time
53,656 hours, 27,676 cycles
Stage of operation
NR
How discovered
9
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

LEFT PACK LIGHT ON RECALL, RESETS WHEN MASTER CAUTION PRESSED. ACFT GROUNDED. LT PACK ZONE TEMPERATURE CONTROLLER BITE SHOWS LT RAM AIR ACTUATOR FAULT. REMOVED & REPLACED LEFT RAM AIR ACTUATOR IAW AMM 21-51-21, GROUND FUNCTIONAL CHECKED NORMAL IAW AMM 21-61-00-700-806-002.