Service difficulty report · Power Supply · Boeing 737890

Difficulty date
January 16, 2024
Submitted
January 18, 2024
Operation
Air carrier
Aircraft
N565AS
Make and model
Boeing 737890
Aircraft serial
35181
Aircraft time
62,126 hours, 18,627 cycles
Part
Power Supply
Part number
D71702001
Condition
Inoperative
Location
Emergency Lights
Stage of operation
IN
How discovered
V
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

WHILE PERFORMING T/C 78233008, FOUND EXTERIOR EMERGENCY LIGHT BY L1 DOOR INOP. GROUNDED - YES. (RESOLVED ON W/O: 1985542 TASKCARD: N/R-00006 ) WHOILE T/S FOUND FWD L/H ENTRY EMERGENCY EXIT LIGHTS NOT ILLUMINATING. REPLACED BATTERY PACK M1675 WITH NEW ONE. ACCOMP. INST. TEST, TYEST PASS EXEPT FOR L/H EXTERIOR (L1) DOOR LIGHT. WHILE ACCESSING LAMP ON FWD (L1) DOOR ESCAPE LIGHT, FOUND CONTACT DAMAGED. REPLACED CONTACT & LAMP RETAINER WITH NEW ONES. ACCOMP. LAMP TEST, TEST PASSES FOR ALL. REF. M/M 33-51-06-960-805 & M/M 33-51-04-960-801 A/C RELEASED PER MEL 33-14C CN #16025565 REMOVED. SEA/MC NOTIFIED ANDY.