Cleaning fan for combine harvester

A combine harvester comprising:

• a chassis;
• and
• a cleaning fan assembly that is connected to the chassis, the cleaning fan assembly including:
• a first housing that is fixedly mounted to the chassis or other point on the combine harvester, the first housing defining a first hub;
• a second housing that is mounted to the first housing, the second housing defining a second hub, the second hub being circumferentially surrounded by the first hub;
• a fan motor that is fixedly mounted to the second housing, the fan motor including a rotatable output shaft;
• a driveshaft that is non-rotatably mounted to the rotatable output shaft for rotating along with the output shaft;
• a first bearing arranged between the second hub and the driveshaft for guiding rotation of the driveshaft relative to the second hub;
• and
• a second bearing arranged between the first hub and the second hub, wherein the second bearing is configured to compensate for angular misalignment between the first hub and the second hub.