Service difficulty report · Valve · Boeing 737890

Difficulty date
March 28, 2009
Submitted
April 1, 2009
Operation
Air carrier
Aircraft
N587AS
Make and model
Boeing 737890
Aircraft serial
35684
Aircraft time
5,638 hours, 1,623 cycles
Part
Valve
Part number
3989083
Part serial
9977
Condition
Malfunctioned
Location
Cabin Temp
Part time
5,638 hours, 1,623 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

CONT CAB ZONE TEMP ILLUMINATED ON RECALL. NR 2 TEMP CONTROLLER LOGGED FLT DECK TRIM VALVE FAULT, PERFORMED FIM 21 62 00 810 832, SYSTEM BITES NORMAL. NO CURRENT FAULTS REF BITE 21 62 TASK 801. PER SEAMC GROUND VERIFICATION SUCCESSFUL.