Service difficulty report · Warning System · Boeing 737890

Difficulty date
December 27, 2011
Submitted
December 29, 2011
Operation
Air carrier
Aircraft
N566AS
Make and model
Boeing 737890
Aircraft serial
35181
Aircraft time
18,985 hours, 5,898 cycles
Part
Warning System
Condition
False Activation
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 LIGHT ILLUMINATES WITH MASTER CAUTION RECALL AND EXTINGUISHES WITH MASTER CAUTION RESET. ACCOMPLISHED FIM TASK 21 62 00 ZONE TEMP BITE, OPS CHECK NORMAL. GROUND VERIFICATION SUCCESSFUL.