Fan Hub (Belt Driven) - Rebuild (8-04) Section 8 - Cooling System - Group 08 M11 Page 8-24 Loosen the vise and turn the fan hub assembly over so the back side of the assembly is facing up. Insert a screwdriver blade under the cover flange and pry the cover out of the fan hub. Save the cover for reuse. Caution: The shaft will be damaged if the rear bearing inner race is not supported when removing the shaft. Use disassembly pot, Part No. 3823380, to support the bearing inner race. Place the support on an arbor press with the fan hub assembly on top of the support. The fan mounting flange must be facing up. Press the shaft through the flange.
Remove the flange, shaft, small bearing spacer and rear bearing. Place the hub in a vise with brass jaws, and the fan side up. Use a seal puller, or equivalent, to remove the front grease seal. Discard the seal.