Service difficulty report · Actuator · Boeing 737890

Difficulty date
January 28, 2012
Submitted
January 31, 2012
Operation
Air carrier
Aircraft
N562AS
Make and model
Boeing 737890
Aircraft serial
35091
Aircraft time
20,519 hours, 6,267 cycles
Part
Actuator
Part number
5416744
Part serial
11660
Condition
Faulty
Location
Ram Air
Part time
20,543 hours, 6,272 cycles
Stage of operation
TX
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

RIGHT PACK LIGHT ILLUMINATES ON RECALL. R PACK/ZONE TEMP CONTROLLER BITE TEST PER FIM 21 62 00 810 801 SHOWED R RAM AIR ACTUATOR FAULT. REPLACED RIGHT RAM AIR ACTUATOR PER MM 21 51 21 000 801 / MM 21 51 21 400 801 OPS NORMAL. PERFORMED PACK/ZONE TEMP CONTROLLER BITE TEST PER MM 21 61 00 700 806 002 ALL TESTS PASS.