Service difficulty report · Actuator · Boeing 737990ER

Difficulty date
December 4, 2022
Submitted
December 12, 2022
Operation
Air carrier
Aircraft
N459AS
Make and model
Boeing 737990ER
Aircraft serial
36352
Aircraft time
32,523 hours, 10,233 cycles
Part
Actuator
Part number
676000141
Part serial
676000141982
Condition
Faulty
Location
L Ram Air Exhaus
Part time
30,930 hours, 9,571 cycles
Stage of operation
NR
How discovered
V
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

PACK LIGHT REMAINS ON DURING RECALL, RESETS WITH MASTER CAUTION. GROUNDED - YES. PERFORMED PACK TEMP CONT BITE REF B737-900 FIM 21-62 TASK 801. BITE SHOWS PREV FLT SRADA EXIT FAULT. THERE ARE CURRENTLY NO ACTIVE FAULTS. REPLACED SMART RAM AIR DOOR ACTUATOR PER B737-900 AMM 21-51-27. OPS CHECK GOOD.