SDR SWAA074238

Service difficulty report · Logic Card · Boeing 7375H4

Difficulty date
August 28, 2007
Submitted
August 29, 2007
Operation
Air carrier
Aircraft
N509SW
Make and model
Boeing 7375H4
Aircraft serial
24186
Aircraft time
53,731 hours, 53,755 cycles
Part
Logic Card
Part number
121909018
Part serial
D00672
Condition
Faulty
Location
Nlg Indicator
Stage of operation
CR
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

THIRTY MINUTES PRIOR TO DESCENT NLG RED LIGHT ILLUMINATED. WHEN GEAR HANDLE SELECTED TO DOWN POSITION NLG INDICATED UNSAFE. CYCLED GEAR TWICE BEFORE SAFE INDICATION. REMOVED AND REPLACED NLG M983 LOGIC CARD PER MM.

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