SDR 07FDEA02601

Service difficulty report · Accessory Unit · Boeing 727233

Difficulty date: July 24, 2007
Submitted: July 25, 2007
Operation: Air carrier
Aircraft: N275FE
Make and model: Boeing 727233
Aircraft serial: 22040
Aircraft time: 42,265 hours, 26,873 cycles
System (JASC): 3260 · Landing Gear Position and Warning
Part: Accessory Unit
Part number: 656021123
Part serial: R00587
Condition: Failed
Location: Mlg
Part time: 17,397 hours, 10,460 cycles
Stage of operation: LD
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

AFTER LOWERING LANDING GEAR, DID NOT GET LEFT OR RIGHT GEAR DOWN LIGHTS. COMPLIED WITH QRH PROCEDURES TO VERIFY GEAR DOWN AND LOCKED. NORMAL LANDING ACCOMPLISHED. REMOVED AND REPLACED LANDING GEAR POSITION/WARNING ACCESSORY UNIT IAW 727-200 AMM 32-09-122-5. PREMATURE REMOVAL/INSTALLATION OFF MFG 65-60211-23, POS ONL, SRL R00587, TAG 0828A5 ON MFG 65-60211-23, SRL D00020,TAG 19B559.