Service difficulty report · Warning Bell · Boeing 7378

Difficulty date
January 15, 2025
Submitted
January 17, 2025
Operation
Air carrier
Aircraft
N848SY
Make and model
Boeing 7378
Aircraft serial
41128
Aircraft time
23,637 hours, 14,572 cycles
Part
Warning Bell
Condition
No Test
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 FINAL CABIN CHECK LIST, FIRE BELL WAS FOUND INOP DURING TEST. MICROSWITCH APU REMOTE CONTROL PANEL WAS REPLACED PER B737-800 AMM 20-50-11-910-801 AND OPERATIONAL TEST WAS PERFORMED PER B737-800 AMM 26-15-00-710-801.TEST OK.

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