Service difficulty report · Warning System · Boeing 737890

Difficulty date
March 9, 2019
Submitted
March 11, 2019
Operation
Air carrier
Aircraft
N563AS
Make and model
Boeing 737890
Aircraft serial
35180
Aircraft time
46,774 hours, 13,999 cycles
Part
Warning System
Condition
False Activation
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

HF RADIO NR 1 FAIL. GROUNDED - YES. PERFORMED BITE PROCEDURE ON NR 1 HF TRANSCEIVER PER FIM TASK 23-11-00-810-801, OPS CHECK GOOD, FAIL LIGHT EXTINGUISHED.