Service difficulty report · Warning Light · Boeing 737990ER

Difficulty date
December 12, 2018
Submitted
December 15, 2018
Operation
Air carrier
Aircraft
N472AS
Make and model
Boeing 737990ER
Aircraft serial
60580
Aircraft time
14,706 hours, 4,828 cycles
Part
Warning Light
Condition
False Activation
Location
Cockpit Temp
Stage of operation
NR
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

CONT CABIN CAUTION LIGHT ILLUMINATES ON MASTER CAUTION RECALL LIGHT EXTINGUISHES ON MASTER CAUTION RESET. GROUNDED - YES. ACCOMPLISHED PACK TEMP CONTROL BITE PROCEDURES PER B737-900 FIM 21-62 TASK 801 AND NO EXISTING FAULT, ALL TEST OPS CK GOOD,NO HISTORY FOR CONT CABIN TEMP CONTROL.