As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF, WHEN GEAR HANDLE WAS PLACED IN THE UP POSITION, THE GEAR CONTROL CIRCUIT BREAKER POPPED, GEAR WOULD NOT RETRACT. 200KTS WAS NOT EXCEEDED. FOUND WIRE CHAFED BEHIND PILOTS DISPLAY. REPAIRED WIRES AND REINSTALLED PILOTS DISPLAY. OPS CHKED GOOD WORK DONE IAW THE 560 MM 20-10-07.