Service difficulty report · Actuator · Boeing 737990ER

Difficulty date
March 7, 2022
Submitted
March 12, 2022
Operation
Air carrier
Aircraft
N431AS
Make and model
Boeing 737990ER
Aircraft serial
43255
Aircraft time
30,999 hours, 9,906 cycles
Part
Actuator
Part number
676000141
Part serial
67600014588
Condition
Faulty
Location
Ram Air Inlet
Part time
30,095 hours, 9,617 cycles
Stage of operation
CL
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

RIGHT RAM DOOR FULL OPEN BLUE LIGHT REMAINED ILLUMINATED AFTER FLAP RETRACTION IN CLIMB AT CRUISE FL350. GROUNDED - YES. REMOVED & REPLACED R/H INLET ACTUATOR B737-900 AMM 21-51-21. ACCOMPLISHED PACK/ZONE TEMP CONTROLLER BITE AMM 21-61-01 GRD VERIFICATION SUCCESSFUL OPS CHECK NORMAL.