What was found
WHILE ATTEMPTING TO START APU. APU DOOR ACTUATOR CIRCUIT BREAKER TRIPPED. R & R APU DOOR ACTUATOR IAW AMM 49-15-06, OPS CHECKED GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE ATTEMPTING TO START APU. APU DOOR ACTUATOR CIRCUIT BREAKER TRIPPED. R & R APU DOOR ACTUATOR IAW AMM 49-15-06, OPS CHECKED GOOD.