TC reported front DT A3 door not provenclosed. TC opened and closed a few times to clear fault. Sta ff (JUR) checked and confirmed no abnormalities. Fault laterrecurred at CLE1. Staff (JUR) on board assisted to push clo  ~~~~~ 3681 A3 fault data download. Checked door operation [ok]. No FOD. Door leaf gap [ok]. Push and pull gauge door resistance 6.5kg. Remove door leaf, check bearing and weather strip. Door guide  and clean [done]. Reinstalled door leaf, adjust door leaf to 6.35mm and push and pull gauge 4.5kg. Door check 20X [done]. N.ARawi4/24.08.20. ---------------------