As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R3 ARMED ON FAP. NO HEAT 3R 3L 4R 4L DOOR HEATERS WITH DOORS ARMED. FOUND 5005VE 2DH C/B TRIPPED. RESET AND NOW ALL AFT DOOR HEATERS OPERATE NORMALLY. IN ATL, PERFORMED WIRING CHECKS. PROX SW CTL CIRCUITS CK GOOD. ALL 8 HEATER AND TEMP SENSOR CIRCUITS ASSOCIATED W/ BREAKER 2DH CK GOOD. REPLACED R3 AFT GIRTBAR HEATING BRACKET. ORIG SUBMISSION DATE: 1/23/2023