What was found
ALL LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF, RETURNED TO FIELD. *S/D* GEAR PINS WERE FOUND INSTALLED AFTER AIRCRAFT RETURNED TO FIELD. REMOVED GEAR PINS AND RETURNED AIRCRAFT TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ALL LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF, RETURNED TO FIELD. *S/D* GEAR PINS WERE FOUND INSTALLED AFTER AIRCRAFT RETURNED TO FIELD. REMOVED GEAR PINS AND RETURNED AIRCRAFT TO SERVICE.