SDR N3XR2016092000004

Service difficulty report · Switch · Diamon DA42NG

Difficulty date: September 19, 2016
Submitted: September 20, 2016
Operation: General aviation
Aircraft: N308ER
Make and model: Diamon DA42NG
Aircraft serial: 42N210
Aircraft time: 129 hours
System (JASC): 3260 · Landing Gear Position and Warning
Part: Switch
Part number: 1SE1
Condition: Defective
Location: Nlg
Part time: 129 hours
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

DURING FLIGHT, WHEN THE LANDING GEAR SELECTOR WAS PLACED IN THE DOWN/EXTEND POSITION, THE NLG GREEN LIGHT FAILED TO ILLUMINATE. NO OTHER ABNORMAL INDICATION OCCURRED. TROUBLESHOOTING REVEALED THAT THE NLG SWITCH PN-1SE1, REQUIRED EXCESSIVE DEPRESSION TO ACTIVATE.

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