Service difficulty report · Warning System · Boeing 737890

Difficulty date
June 23, 2016
Submitted
June 27, 2016
Operation
Air carrier
Aircraft
N596AS
Make and model
Boeing 737890
Aircraft serial
35688
Aircraft time
31,223 hours, 9,553 cycles
Part
Warning System
Condition
Intermittent
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

LEFT PACK LIGHT ILLUMINATED ON RECALL. PACK LIGHT OFF WITH MASTER CAUTION RESET. ACFT GROUNDED. PACK CONTROLLER 1 LOGGED ACT, RAM AIR, FAULT. FAULT RESET AND IS DEEMED AN INTERMITTENT FAULT IAW FIM 21-62, TASK 848. GROUND VERIFICATION SUCCESSFUL.