As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 1258 - PIT-CAK - ON TAKEOFF, GEAR DOOR OPEN LIGHT CAME ON. AFTER GEAR RETRACTION, DOOR OPEN LIGHT WENT OUT AND LEFT UNSAFE LIGHT CAME ON. CYCLED GEAR, AND UNSAFE LIGHT REMAINED ON. RETURNED TO FIELD. FOUND HYDRAULIC LINE FROM HANDPUMP IN LEFT WHEEL WELL WEDGED BETWEEN LEFT GEAR DOOR AND UPLOCK ASSEMBLY. RE-ATTACHED LINE. OPS CHECKS GOOD. (M)