3620 B1 door noisy when open ~~~~~ 3620 B1 door noisy when open CE: 3620 B1 door opening not noisy. When door closing slight rattling noise  3620 Checked TIMs for FC - OK. Found 3620 B1 outer roller delaminated - Replaced. Clean J-rail, guide rail. Checked for FOD - OK.    Tested door operation - OK. Static test - OK. Chan SW/Alif 45247