> Jeff, With the diff on the drill press, yes the swarf fell into the > casing. We did not destroy or wear out any bits. It was pretty easy. > We started with a small bit and worked up to the right size simply to > get the position correct and see how hard it was. Theoretically when > even when drilling up into the bottom when drill breaks though then > some amount must fly off. I suppose the distance will be limited by > the old gear oil (messy when it runs down the drill bits) and the fact > that that section is somewhat recessed when you look from the inside. > Plus as you say the oil will drain out with the swarf in it. Also a > flush with new oil should help wash most of what's left out, plus the > oil and crud of many years. My concern about drilling by hand would > be how straight the hole was for tapping afterwards. That was the main > reason for using the drill press. Although a good washer on the plug > is probably the main seal on the threads anyway as gravity will always > have the oil trying to come out that way all the time. At least there > is no pressure in the oil like there is in the engine. My other reason > for doing it was I wanted to put new mounting bushings and split the > diff as the seal was leaking and it gave me a real chance to check and > flush the original oil out. The chance to add the plug was in fact a > bonus. > > > Jeff McNeal wrote: > >> Alan, >> >> How many bits did you go through? And wouldn't the swarf be dropping >> down to >> the floor and not be pushed into the diff casing? I would think that >> the >> ensuing draining of oil would force any swarf that might have made it >> inside >> the casing out, and the magnetic plug I'd insert would take care of any >> remaining flecks. Is my reasoning flawed on this count? >> >> Thanks for the reply. >> >> Best wishes, >> >> Jeff
/// [EMAIL PROTECTED] mailing list /// Send admin requests to [EMAIL PROTECTED] /// or try http://www.team.net/cgi-bin/majorcool /// Archives at http://www.team.net/archive /// Send list postings to [EMAIL PROTECTED] /// Edit your replies! If they include this trailer, they will NOT be sent.
