As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN THE MAIN CABIN DOOR IS UNLOCKED AND UNLATCHED IT DOES NOT FREE FALL, BUT REQUIRES SIGNIFICANT FORCE TO PULL/PUSH THE DOOR OPEN. FOUND MAIN CABIN DOOR COUNTER WEIGHT TO BE OUT OF ADJUSTMENT. READJUSTED COUNTER WEIGHT AND PERFORMED MAIN CABIN DOOR OPERATIONAL CHECK. NO DISCREPANCIES NOTED ALL WORK DONE IAW AMM-52-10-00