As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(U43R) WHILE ATTEMPTING TO START THE AIRPLANE, THE STARTER TURNED THE ENGINE VERY SLOWLY. THIS WAS TO BE THE 2ND FLIGHT OF THE DAY, THE AIRPLANE HAD THE PROPER VOLTAGE SUPPLIED TO THE STARTER. R & R THE STARTER, ACFT WAS RETURNED TO SERVICE.