Service difficulty report · Battery · Boeing 767332

Difficulty date
April 23, 2025
Submitted
May 1, 2025
Operation
Air carrier
Aircraft
N186DN
Make and model
Boeing 767332
Aircraft serial
27962
Aircraft time
120,521 hours, 17,385 cycles
Part
Battery
Condition
No Test
Location
Zone 200
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

DURING SERVICE CHECK FOUND SEAT ROW 45-54FG EMERGENCY LIGHTS TO BE INOPERATIVE. MAINTENANCE REPLACE THE BATTERY AND POWER SUPPLY PER B767 AMM 33-51. LIGHT CAME ON FOR ONLY A FEW SECONDS. SUSPECT POWER SUPPLY BAD FROM STOCK. INSPECTED ORIGINAL POWER SUPPLY AND FOUND FUSE F-1 BLOWN. UPON DETAILED INSPECTION OF SEAT MOUTED LIGHTS FOUND SEAT ROW 46FG LIGHT ASSEMBLY WAS MISSING WITH THE WIRE HARNESS SHOVED INTO THE SEAT ASSEMBLY. SEAT 53FG LIGHT ASSEMBLY WAS TAPED UP UNDER THE SEAT AND NOT CONNECTED. RESECURED LIGHTS PER B767 AMM 33-51. REINSTALLED ORIGINAL POWER SUPPLY WITH NEW FUSE AND BATTERY. SYSTEM OPERATIONALLY CHECKS GOOD PER B767 AMM 33-51-00. (LP #7551224)