"Inspected unit, customer said unit is still making an intermittent vibration noise that will come and go very abruptly, replaced Drive motor for possible issue with centrifuge switch going off balance, customer to observe operation; used 1 279827 (Motor) from stock"

"Inspected unit, found obstruction in drum seal causing vibration noise intermittently, completely disassembled unit and checked rollers and idler pulley, checked motor mounts and verify they are secure, reassembled unit and tested operation, all tests smooth at this time, verified good air flow going through venting"