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SDR ASAA2023112246335

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Service difficulty report · Power Supply · Boeing 737890

FAA SDR system

Difficulty date
November 22, 2023
Submitted
November 28, 2023
Operation
Air carrier
Aircraft
N532AS
Make and model
Boeing 737890
Aircraft serial
36346
Aircraft time
48,127 hours, 14,301 cycles
System (JASC)
3350 · Emergency Lighting
Part
Power Supply
Part number
D71702001
Condition
Inoperative
Location
Main Passenger C
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

REF TC 78233008- EMERGENCY ENT LTS @ FLT DECK DOME, FWD ESCAPE SLIDE LEFT, L1 OVERDOOR EXIT ARE INOP. GROUNDED - YES. REPLACED M1675 BATTERY PACK POWER SUPPLY WITH SERVICABLE, OPS CHECK OK FOR EMERGENCY EXIT LTS @ FLT DECK, DOME, FWD ESCAPE SLIDE LEFT, L1 EXIT LOCATOR, L1 OVERDOOR EXIT LTS.