SDR DHL2004801013

Service difficulty report · Uplock Switch · Doug DC873F

Difficulty date: November 11, 2004
Submitted: November 12, 2004
Operation: Air carrier
Aircraft: N801DH
Make and model: Doug DC873F
Aircraft serial: 46033
System (JASC): 3260 · Landing Gear Position and Warning
Part: Uplock Switch
Condition: Dirty
Location: Mlg Door
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: A

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

What was found

AFTER TAKEOFF, RIGHT DOOR UNSAFE LIGHT ILLUMINATED PERFORMED ABNORMAL PROCEDURE LIGHT EXTINGUISHED BUT NOISE CAME FROM UNDERSIDE OF A/C. CLEANED UPLATCH SWITCHES AND ADJUSTED MAIN GEAR DOOR UPLATCH MECH IAW 32-31-3. PERFORMED MAIN GEAR DOOR UPLATCH TEST, OPS CHECK GOOD IAW MM 32-31-4.

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