Service difficulty report · Battery Pack · Doug MD11F

Difficulty date
December 29, 2020
Submitted
January 4, 2021
Operation
Air carrier
Aircraft
N272UP
Make and model
Doug MD11F
Aircraft serial
48571
Aircraft time
67,951 hours, 17,754 cycles
Part
Battery Pack
Condition
Discharged
Location
Emergency Lights
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

INSPECTION TYPE: NA CREW REPORTED EMERGENCY LIGHT BAT 1 LO. DEFERRED EMERGENCY LIGHT SYSTEM, IAW MEL 33-50-4. PLACARD INSTALLED C/W DMP 33-50-4 CBS OPENED OVERHEAD PANEL F24 E67 G23 LOWER MAIN ILLEG G13 F13 ILLEG M731047 ASSGNED. REPLACED EMERGENCY POWER SUPPLY. REPLACED RELAY R2-5700, NO HELP. FOUND 28 VDC MISSING P10-1756A, P/N 11. T/S PER WD 33-51-010. REPAIRED WIRING AT TB S3-692, PER SWPM 20-30-00. OPERATIONS CHECK OK. M731047 CLOSED.

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