SDR IPXA2019020438599

Service difficulty report · Switch · Boeing 7478

Difficulty date: February 3, 2019
Submitted: February 6, 2019
Operation: Air carrier
Aircraft: N612UP
Make and model: Boeing 7478
Aircraft serial: 64258
Aircraft time: 1,712 hours, 248 cycles
System (JASC): 5220 · Emergency Exits
Part: Switch
Condition: Failed
Location: Overhead Hatch
Stage of operation: CL
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

DOOR F/D OVERHEAT MESSAGE OUT OF 1000 FEET. RAN CHECKLIST. A/C RELEASED FOR SERVICE PER MEL 52-71-1-1, M661115, CREW OVHD DOOR IND INOP. REPLACED SWITCH FOR CREW OVERHEAD HATCH -DOOR INDICATION IAW SWPM 20-30-12 REV 69.01. FUNCTIONAL TEST PERFORMED, FOUND SATIS. DMI M661115 CLOSED, DMP REVERSED, PLACARD REMOVED.

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