Service difficulty report · Warning Light · Boeing 737990ER

Difficulty date
July 26, 2014
Submitted
July 29, 2014
Operation
Air carrier
Aircraft
N403AS
Make and model
Boeing 737990ER
Aircraft serial
41730
Aircraft time
6,949 hours, 2,193 cycles
Part
Warning Light
Condition
Illuminated
Location
Lt A/C Pack
Stage of operation
NR
How discovered
9
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 ANNUCIATOR ILLUMINATED ON RECALL. WOULD NOT EXTINGUISH WITH A TRIP RESET. BUT DID RESET WITH MASTER CAUTION. ACFT GROUNDED. PERFORMED BIT CHECKED LT CONTROLLER AND FOUND TAC INTERMITTENT FAULT IAW 21-61-00 AMM. NO HISTORY 90 DAYS. FAULT CLEARED IAW 21-61-00 AMM.