Service difficulty report · Warning System · Boeing 737890

Difficulty date
July 19, 2018
Submitted
July 20, 2018
Operation
Air carrier
Aircraft
N514AS
Make and model
Boeing 737890
Aircraft serial
35193
Aircraft time
37,621 hours, 11,294 cycles
Part
Warning System
Condition
False Activation
Location
Cockpit
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

ON RECALL, MASTER CAUTION LIGHT "AIR COND" LIGHT ILLUMINATED. EXTINGUISHES RIGHT PACK LIGHT WHEN RESET. GROUNDED - YES. ACCOMPLISHED PACK TEMP CONTROL BITE IAW FIM 21-62 TASK 801. LOGGED TCV FAULT ON RIGHT SIDE. RESET LOGGED FAULT. RAN BITE AGAIN - NO FAULTS LOGGED.