Service difficulty report · Control Valve · Boeing 737890

Difficulty date
December 30, 2012
Submitted
January 2, 2013
Operation
Air carrier
Aircraft
N585AS
Make and model
Boeing 737890
Aircraft serial
35683
Aircraft time
20,516 hours, 6,273 cycles
Part
Control Valve
Part number
3989083
Part serial
1938
Condition
Faulted
Location
A/C Bay
Part time
58,552 hours, 30,569 cycles
Stage of operation
TX
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

RT PACK LIGHT ILLUMINATES ON RECALL OF M/C SYS, LIGHT GOES OUT WITH RESET. BITE CHECKED FAULTED RT PACK TCV. REPLACED RT PACK TCV. REF AMM 21-51-10. OPS CK, NO FAULTS FOUND. LEAK CK, NO LEAKS NOTED.