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SDR DALA2019021100968

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Service difficulty report · Switch · Boeing 777232

FAA SDR system

Difficulty date
February 6, 2019
Submitted
February 15, 2019
Operation
Air carrier
Aircraft
N862DA
Make and model
Boeing 777232
Aircraft serial
29734
Aircraft time
83,847 hours, 9,950 cycles
System (JASC)
5270 · Door Warning System
Part
Switch
Condition
Failed
Location
Door Mode
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

(AIRCRAFT 7003, L/P 0934139) DUE TO CONFIRMED REPORTS OF EMERGENCY LIGHTS ILLUMINATING AT 4L PED WITH EMERGENCY LIGHT SW ON P5 ARMED AND 4L DOOR MODE SELECT HANDLE IN DISARMED POSITION AND DOOR HANDLE TO THE FULL OPEN POSITION. CHECKED DOOR RIGGING OF PROX AND MICRO SWITCHES REF B777-200 AMM 52-11-28. FOUND DOOR MODE SW. S52121 BAD. R/R MODE SELECT SW. REF AMM 52-11-28-000-801. DOOR/ EMERGENCY LIGHTS OP CHK GOOD. A/C OK FOR SVC.