im almost certain the TIS has disassembly instructions but i've not reinstalled my etk/tis so im not certain. im not entirely sure of how you'd do a valeo, as i've never seen one in person. here's a bosch disassembly guide (which is about as close as you are going to get to valeo disassembly instructions on the internet)

http://www.rangerovers.net/repairdet...haltrepair.htm

they have text instructions for a lucas here


http://www.rangerovers.net/repairdetails/altrebuild.htm

usually bearing removal requires some type of press or puller (i've never seen yours, so i wouldn't know)