Service difficulty report · Warning System · Boeing 737890

Difficulty date
September 21, 2019
Submitted
September 23, 2019
Operation
Air carrier
Aircraft
N535AS
Make and model
Boeing 737890
Aircraft serial
35200
Aircraft time
33,912 hours, 9,818 cycles
Part
Warning System
Condition
False Activation
Location
Cockpit
Stage of operation
NR
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

CONTROL CABIN ZONE TEMP LIGHT ILLUMINATED. GROUNDED - YES. ACCOMPLISHED FIM 21-61 TASK 801 NO FAULTS FOUND ON BOTH TEMP CONTROLLERS. GROUND VERIFICATION CHECKS NORMAL.