Service difficulty report · Control Unit · Boeing 7879

Difficulty date
October 22, 2020
Submitted
October 29, 2020
Operation
Air carrier
Aircraft
N820AL
Make and model
Boeing 7879
Aircraft serial
40639
Aircraft time
15,364 hours, 1,662 cycles
Part
Control Unit
Part number
100260103
Condition
No Test
Location
Emergency Lights
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

AIRCRAFT WAS GROUNDED. WHILE WORKING CARD 2803 FOUND WELS CONTROL UNIT BAD AT DOOR R2 FORWARD. REPLACED WELS CONTROL UNIT AT R2 DOOR AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK, PER AMM 33-51-07.

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