SDR DXTA2011011804415

Service difficulty report · Switch · Cessna 680CE

Difficulty date: January 15, 2011
Submitted: January 18, 2011
Operation: Air carrier
Aircraft: N338QS
Make and model: Cessna 680CE
Aircraft serial: 6800011
Aircraft time: 5,042 hours, 3,461 cycles
System (JASC): 3220 · Nose/Tail Landing Gear
Part: Switch
Part number: S31771
Condition: Intermittent
Location: Nlg
Stage of operation: DE
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

NLG TOOK 45 SECONDS TO EXTEND AFTER GEAR HANDLE WAS LOWERED. RED UNLOCK LIGHT WAS ILLUMINATED DURING THAT TIME FRAME. CHECKED SWITCH ADJUSTMENT & FOUND NOSE UPLOCK SWITCH PLUNGER SWITCH ADJUSTMENT & FOUND NOSE UPLOCK SWITCH PLUNGER BOTTOM OUT. CHECKED RESISTANCE ON BOTH NOSE UPLOCK & DOWNLOCK SWITCHES & FOUND NORMAL. FOUND UPLOCK SWITCH CONNECTOR & INSIDE SWITCH WET. R & R NOSE UPLOCK SWITCH WITH NEW IAW 680 MM, CHAP 33-60-00. PERFORMED GEAR OPS CHECKS & FOUND NORMAL.