Service difficulty report · Light · Boeing 7377H4

Difficulty date
August 16, 2023
Submitted
August 18, 2023
Operation
Air carrier
Aircraft
N945WN
Make and model
Boeing 7377H4
Aircraft serial
36660
Aircraft time
43,594 hours, 26,670 cycles
Part
Light
Part number
UNKNOWN
Condition
Inoperative
Location
Zn 200 Fus Top
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

ROW 3DEF AND ROW 6DEF LOWER BIN EMERGENCY LIGHT INOP. OK TO CONTINUE PER MEL 33-15-02 SP1 MDDR 150724;[02] RELAMPED ASSEMBLIES NO FIX. CHECKED FOR VOLTAGE AT LIGHT ASSEMBLIES AND HAD 0 VOLTS. SLAVED IN BATTERY PACK AND POWER SUPPLY. NO FIX. NEEDS FURTHER TROUBLESHOOTING.;[03] REMOVED AND REPLACED EMERGENCY EXIT LIGHT ASSEMBLY AT ROW 3DEF PER AMM 33-51-03 ALSO REPLACED 1EA FUSE IN M1674 POWER SUPPLY PER AMM 33-51-06. OPS CHECKS GOOD.

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