Nice job. Even if the blader still have some pressure, with a bolt can push thru hole to check if it is moving down and "comoare" the pressures in the globe. Also when bleeding with the truck on stand, an empty globe will have less oil.
Hi. If is old designed you need special tool,I don't remember how much mm is the newer ones you are using socket. LX470 and the first model LX570 are using the old design.