Service difficulty report · Warning Light · Boeing 737990ER

Difficulty date
November 29, 2018
Submitted
December 4, 2018
Operation
Air carrier
Aircraft
N481AS
Make and model
Boeing 737990ER
Aircraft serial
44106
Aircraft time
13,362 hours, 4,482 cycles
Part
Warning Light
Condition
False Activation
Location
Cockpit
Stage of operation
TX
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

DURING TAXI IN AUTOFAIL/ALTN LIGHT ILLUMINATED. GROUNDED - YES. ACCOMPLISHED DCPC BITE PROCEDURE REF B737-900 FIM 21-31 TASK 801. NO. 1 DCPC SHOWS 1 FAULT CODE 011 OFV LRU FAULT. PERFORMED FAULT ISOLATION REF B737-900 FIM 21-31 TASK 802, OPS CK NML.