Just to clarify (and offset the snarky comments), the slightly weeping oil pump is from the o rings on the front.
No oil leaking along the shaft onto the bearings, or I would have changed it.
So 20p for a couple of new o rings, or £100+for a new pump..........
Holy thread resurrection.........
Just a note for anyone finding this thread for info on changing the bearings.
2 x FAG or SKF - 6202 ZZ, which are available on ebay
If you don't have a puller, be careful what you tap the fan shaft with, as it can deform, making the job of refitting the fan a...