Service difficulty report · Warning System · Boeing 737890

Difficulty date
April 3, 2011
Submitted
April 6, 2011
Operation
Air carrier
Aircraft
N532AS
Make and model
Boeing 737890
Aircraft serial
36346
Aircraft time
2,836 hours, 929 cycles
Part
Warning System
Condition
Intermittent
Location
Cockpit
Stage of operation
TX
How discovered
O
Nature of condition
N
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 LT ILLUMINATES ON RECALL EXTINGUISHES WITH MASTER CAUTION RESET. TROUBLESHOT PER FIM 21 62 00 810 842. FAULT APPEARS TO HAVE BEEN INTERMITTENT. BITE TEST SHOWS NO FAILURES PREVIOUS NINE FLTS. RESET LOGGED FAULT. GROUND VERIFICATION OF PACK SYSTEM NORMAL.