Service difficulty report · Warning Message · Boeing 737890

Difficulty date
August 14, 2016
Submitted
August 16, 2016
Operation
Air carrier
Aircraft
N596AS
Make and model
Boeing 737890
Aircraft serial
35688
Aircraft time
31,772 hours, 9,718 cycles
Part
Warning Message
Condition
False Activation
Location
Lt A/C Pack
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

LEFT PACK LIGHT ILLUMINATED DURING MASTER CAUTION RECALL AND RESETS ON MASTER CAUTION RESET. ACFT GROUNDED. PERFORMED ACAU BITE TEST AND OPS CHECKS NORMAL WITH ONE CLEARED TCV FAULT.