SDR C2XA00BT002

Service difficulty report · Proximity Switch · Aerosp ATR42320

Difficulty date: January 20, 2000
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N26826
Make and model: Aerosp ATR42320
Aircraft serial: 172
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Proximity Switch
Condition: Contaminated
Location: Mlg
Stage of operation: TO
Nature of condition: J
Precautionary procedure: C

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

What was found

EWR - FLT CO3629 - CREW REPORTED GEAR FAILED TO RETRACT AFTER TAKEOFF. MAINTENANCE FOUND ICE AND SLUDGE ON ALL LANDING GEAR PROXIMITY SWITCHES AND TARGETS. CLEANED AND LUBED ALL PROXIMITY SWITCHES AND TARGETS, PERFORMED GROUND OPERATIONAL CHECK, NO FAULT NOTED. PERFORMED TEST FLIGHT, NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE. ACFT TT: 21,432.3 HOURS. ACFT CYCLES: 24,558. (X)

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