It appears to be missing the aux fan. Sent from my iPhone
> On May 21, 2019, at 9:32 PM, Dan Penoff via Mercedes <mercedes@okiebenz.com> > wrote: > > Don’t know what it is about this vehicle… it seems to want to test me every > time I touch it, and while everything seems to end well for the most part, > it’s really frustrating. > > Got my Cardone caliper this afternoon, so I figured I would cool off the > garage and put it on along with the new coolant reservoir. > > Go to drain the cooling system and can’t find the darned drain on the > radiator. Weird. Get on the computer to find that there is a plastic petcock > on the front left side of the radiator. OK, I can do that. > > Not. > > I find the petcock, but I can’t turn it. It’s a plastic tab that you turn to > unscrew the valve out to open it, and it’s in a really tight space in the > front behind the bumper. I finally get a crescent wrench on it and carefully > turn, fully expecting it to snap off. It doesn’t. Relief! But there’s barely > a trickle of coolant coming out of the drain. I turn some more, and more > coolant comes out, but it’s hardly anything of significance. And yes, I had > taken the cap off of the reservoir prior to opening the drain. > > I turn it a few more times alternating between a monkey wrench and a crescent > wrench to turn it. Coolant is coming out now, but not a big gush. Hmm. > > So I work on replacing the coolant reservoir. Not bad, a few hoses were > reluctant to come off, but I got them off without damage eventually. > Installed the new reservoir, not a big deal. > > I move to the right rear to do the caliper. I break the hose fitting first, > and it comes loose without issue (thank you, Kroil!!!) Get the caliper bolts > out no problem. Disconnect the wear indicator connector. Remove the caliper > and unscrew it from the hose. Screw the hose into the new caliper and mount > the caliper back on the backing plate. Tighten hose. It’s got a bit of > tension on it, so I soaked the hard line fitting where it meets the hose in > anticipation for breaking this union and rotating the hose to relieve some of > the tension on it. > > Nope, not going to tempt Fate tonight. > > Get the rear caliper all tightened down and hook up my power bleeder. I > really wanted to bleed the whole brake system, as the fluid looked terrible, > but I had barely half a liter on the shelf so I didn’t want to run out. > Something for the next parts run. Bled out the caliper and put everything > back in place. Back to the cooling system. > > So now it’s time to close the valve on the radiator and fill the system up > with some water for now. I’ll run it with straight water in it for a few > miles, then drain and flush it before filling with MB coolant. > > So I start turning the valve with my two wrenches, alternating them to get on > the valve tab. I turn a lot. I turn more. I’m thinking that there is no way I > unscrewed this valve that far. So I get into the area around the valve with a > light and a mirror, and notice the valve is sticking out of the radiator > quite a ways. It appeared that I was turning the valve but it was not > engaging whatever means it used to move back into the radiator housing. > Perhaps I unscrewed it too far? > > So I go at it again with my wrenches, applying pressure on the valve as I > turn. After a few turns it appears to be moving into the housing. I finally > get it to a point where it seems tight, and put some water in the coolant > reservoir. Then I hear dripping…. > > Apparently the valve isn’t sealing or all the way closed. But I tightened it > down as far as I dared since it was a plastic valve. I get on it with my > crescent wrench and turn it again as hard as I dare without braking it. The > dripping stops. I had moved it maybe 10-15 degrees, if that. But it seemed to > be sealed. > > Whew! > > Refilled the cooling system with water and closed it up. Moved the vehicle > back into the driveway and called it a night. > > One more thing… > > Take a look at this picture of the car and tell me what I *think* is > glaringly wrong: > > > > If you can’t see the picture, here’s a link to it on my web site: > > http://penoff.com/Photo_dump.html#0 > > > > _______________________________________ > http://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 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
