As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) WHILE TOWING ACFT INTO THE HANGAR, A BURNING ODOR WAS DETECTED, THE SOURCE WAS DETERMINED TO BE COMING FROM THE AVIONICS COMPARTMENT. FURTHER INVESTIGATION IDENTIFIED THE STATIC INVERTER AS THE SOURCE OF THE PROBLEM. THE STATIC INVERTER EXHIBITED SIGNS OF HEAT DAMAGE AND WAS REMOVED FROM SERVICE.