Service difficulty report · Warning Message · Boeing 737890

Difficulty date
May 12, 2017
Submitted
May 15, 2017
Operation
Air carrier
Aircraft
N558AS
Make and model
Boeing 737890
Aircraft serial
35177
Aircraft time
41,610 hours, 12,194 cycles
Part
Warning Message
Condition
False Activation
Location
Cabin Temp
Stage of operation
TX
How discovered
O
Nature of condition
N
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ZONE TEMP CONTROL CABIN ILLUMINATED ON MASTER CAUTION RECALL, EXTINGUISHES ON RESET. ACFT GROUNDED. BITE CHECKED IAW FIM 21-62 TASK 801. NO HARD FAULTS NOTED AND SWITCHES RETURNED TO ORIGINAL CONFIGURATION.