Service difficulty report · Valve · Boeing 737890

Difficulty date
February 9, 2014
Submitted
February 11, 2014
Operation
Air carrier
Aircraft
N535AS
Make and model
Boeing 737890
Aircraft serial
35200
Aircraft time
12,085 hours, 3,512 cycles
Part
Valve
Condition
Faulted
Location
Cockpit
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

CONT CAB ZONE TEMP LIGHT ILLUMINATED ON RECALL. EXTINGUISHES ON RESET. ACFT GROUNDED. PERFORMED PAC/ZONE TEMP CONT BITE IAW MM 21-61-00, PREVIOUS FLT SHOWED RT PACK, COCKPIT TRIM VALVE FAULT. VERIFY SHOWED PASS. NO HISTORY 90 DAYS.