Service difficulty report · Actuator · Boeing 737890

Difficulty date
June 20, 2018
Submitted
June 25, 2018
Operation
Air carrier
Aircraft
N533AS
Make and model
Boeing 737890
Aircraft serial
35201
Aircraft time
29,280 hours, 8,583 cycles
Part
Actuator
Part number
5416744
Part serial
1087722
Condition
Faulted
Location
Rt Ram Air
Part time
63,733 hours, 27,893 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 ILLUMINATED ON RECALL, EXTINGUISHED WITH MASTER CAUTION RESET. ACFT GROUNDED. PERFORMED FIM 21-62, TASK 836, THE AIRCRAFT HAS A HISTORY WITH RIGHT RAM AIR ACTUATOR. REMOVED AND REPLACED THE RIGHT RAM AIR ACTUATOR IAW AMM 21-51-21. PERFORMED A PACK TEMP CONTROL BITE. VERIFY CHECK SHOWS GREEN. FAULTS RESET.