As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING PRODUCTION FLIGHT TEST, PILOTS DECLARED THAT NOSE LANDING GEAR DIDN"T RETRACT AFTER TAKE OFF. A/C LANDED WITHOUT INCIDENT AND NO EMERGENCY WAS DECLARED. - MICROSWITCH FOUND OUT OF TOLERANCE ON NOSE LG.DOORS - MICROSWITCH RE ADJUSTED AND TESTED - A/C RETURNED TO TEST FLIGHT.