Service difficulty report · Bulb · Boeing 767306

Difficulty date
January 9, 2022
Submitted
January 13, 2022
Operation
Air carrier
Aircraft
N1399A
Make and model
Boeing 767306
Aircraft serial
27959
Aircraft time
95,079 hours
Part
Bulb
Part number
NPN
Part serial
NSN
Condition
None
Stage of operation
LD
How discovered
V
Nature of condition
O
Precautionary procedure
O

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

What was found

LEFT LANDING GEAR DID NOT INDICATE DOWN AND LOCKED. RAN QRH PROCEDURES(<P>PERFORMED BITE TEST OF PSEU NO FAULTS .CKD LT MLG DOWN INDICATOR FOUND BOTH BULBS BURNT OUT. RELAMPED OPS CKS GOOD </P>)