Service difficulty report · Actuator · Boeing 737890

Difficulty date
February 26, 2020
Submitted
March 3, 2020
Operation
Air carrier
Aircraft
N592AS
Make and model
Boeing 737890
Aircraft serial
35190
Aircraft time
46,316 hours, 13,848 cycles
Part
Actuator
Part number
5416744
Part serial
78448
Condition
Inoperative
Location
Lt Ram Air
Part time
1,232 hours, 326 cycles
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
K

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

What was found

AT FL 370 LEFT RAM DOOR FULL OPEN. LIGHT ILLUMINATED, STAYED ON. GROUNDED - YES. REMOVED & REPLACED L/H RAM AIR INLET ACTUATOR REF 737-800 AMM 21-51-21, OPS CK NML REF AMM 21-61-00-700-806-002.