What was found
DURING DEPARTURE CLIMB UPON LANDING GEAR RETRACTION, TAIL SKID INDICATION REMAINED ILLUMINATED. RECYCLED LANDING GEAR WITH PROPER INDICATIONS. FLIGHT CONTINUED WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND HYDRAULIC PUMP ACCESS DOOR OPEN AND INTERFERING WITH TAIL SKID OPERATION. STRAIGHTENED AND CLOSED ACCESS DOOR. OPERATIONAL CHECK NORMAL.