Does the OM603 have a spacer on the crankshaft in front of the gear? In my OM617 (300SD) the spacer itself was cracked in two places, and likely contributing to sealing difficulties.
Allan -- 1983 300D 1979 300SD On Thursday, September 15, 2011 8:49 AM, "Max Dillon" <meadedil...@bellsouth.net> wrote: > Finally put some work into my '87 "white whale", which is in the middle of a > head replacement, going on six months.... > > To recap a little, pulled old cracked head, found some issues with the timing > chain rails and tensioner, decided to pull timing case and replace all the > rails. > > Locked the crank, put 27mm socket on the beaker bar, expected a big fight but > the bolt came out very easily.... Pulled the crank damper assembly, found a > lot of RTV on the 3 stacked washers and the big bolt, hmmmm. Front of the > engine is absolutely coated with oil and accumulated dirt, and my independent > mechanic told me years ago the front crank seal needed to be replaced. > > Cleaned a lot of the mess off the timing cover area, removed the generator > and its mount, removed vacuum pump, loosened the power steering pump, and > then finally could pull the case. > > Once the case was off, I pulled the old crank seal and cleaned up the case, > and found damage to the inner surface where the seal is supposed to seal > against the case (picture to follow). The are two deep gouges, looks like > some knuckle head really mucked it up. Gouges have raised edge and holes. I > need to take down the high parts and fill in the low parts, probably use JB > Weld. > > Good news is the engine should use a lot less oil once it is back on the road. > > Max > -- > Sent from my Android phone with K-9 Mail. Please excuse my brevity. > > _______________________________________ > http://www.okiebenz.com > For new and used parts go to www.okiebenz.com > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > _______________________________________ http://www.okiebenz.com For new and used parts go to www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com