1607 - B1 DOOR ROLLER C/O ~~~~~ 1607 B1 DOOR ROLLER C/O.  1607 FC 932 (B1 door operation timeout). Checked/found 1607 B1 door LHS outer rollerdelaminated, RHS-OK. Replaced LHS door outer roller. Cleaned J-rail/guide rail & no FOD was found. Door gap 64.1mm, weather strip condition, door cyclic test, door open/close timing - OK. All doors proven closed & no DIR lit up.  Sarma/Alan/Aliff 45131