What was found
AC VOLTS DROP TO 110, DURING BOTH PROPELLER DEICE CHECKS, GROUND RAN AC, PROPELLER HEAT OPS CHECKED GOOD IAW MM 30-61 00. R & R BOTH GCU`S AND RELAY 2421 FOR PRECAUTION.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AC VOLTS DROP TO 110, DURING BOTH PROPELLER DEICE CHECKS, GROUND RAN AC, PROPELLER HEAT OPS CHECKED GOOD IAW MM 30-61 00. R & R BOTH GCU`S AND RELAY 2421 FOR PRECAUTION.