how to remove the metal drum from my machine ?

hello can you help i need to knock the drum shaft out of my washer dryer model wd860p hotpoint ultima the bearings need changing the drum shaft is in very tight ive been banging the pulley bolt with a hammer to try to loosen the bearing on the shaft on the outside of the tub is it just a case of banging the bolt until its loose these bearings seemed to be seized up if i get the drum shaft out will i need a new drum spider i would be interested if you can offer help on this problem hotpoint do not make it easy

mr freeman
December 2011