You got your parts in less than 6 months? Sent from my iPhone
On May 14, 2012, at 7:31 PM, Dan Penoff <lwb...@yahoo.com> wrote: > Just got done with the job, > > Not bad, considering all the gyrations necessary to replace the belt. The > tensioner on this engine has a little white nylon pointer and two marks, > which you line up to establish tension. > > Other than some crud in the v-grooves from the former belt (which we cleaned > out judiciously) everything else appeared to be in order. > > Thanks to those who offered constructive suggestions, and also to the "Q" for > his usual rapid response! > > Dan > > > On May 14, 2012, at 8:02 PM, Peter Frederick wrote: > >> The tensioner on the M102/3 is NOT spring tensioned, it is rubber tensioned, >> like the rear links. That and the water pump design are the two "not so >> bright" ideas on that engine. >> >> There is a large nut down between the pulleys, it's hard to reach, which is >> why it's easier to take the fan and shroud off for this job. The belt isn't >> too much of an issue, but the nut is. >> >> Loosen the nut, and turn the funky nut sticking up behind the thermostat >> housing to release the tension. Watch the little red plastic pointer and >> the "ramp" scale on the tensioner it points to. The ramp or pointer MUST >> move so that it's on the shallow end (I cannot remember if the pointer moves >> or the housing with the ramp cast into it moves at the moment). If the >> pointer does not return to the end of the ramp or beyond, the rubber is shot >> and you cannot tension the belt. If you try, you will move the link on the >> back of the tensioner too far and break it off. >> >> Once it's loose, the belt will come off when you compress the shock. Check >> the shock, and the bearing in the pulley, it must be prefect or it will howl >> and eat belts. >> >> If the belt is missing a couple ribs but otherwise works just fine, check to >> make sure the water pump pulley isn't on backwards -- it's dished about one >> rib width, and if on backwards will rip a couple ribs off the belt, after >> which it works fine, just narrower. >> >> If you need to replace the tensioner, and likely you will, make absolutely >> sure you have the tensioner link for the funky nut on right way 'round, or >> it breaks off when attempting to tighten. Pay close attention when you take >> it off, it has a d-shaped cutout that fits over the tensioner body, and you >> CAN get it on backwards. >> >> Peter >> >> On May 14, 2012, at 11:37 AM, Craig wrote: >> >>> On Mon, 14 May 2012 12:30:21 -0400 Dan Penoff <lwb...@yahoo.com> wrote: >>> >>>> I took a quick look at the car yesterday, but I am a bit befuddled. >>>> .... >>>> Can anyone shed some light on this? >>> >>> Sorry, Dan, I cannot. >>> >>> >>> Craig >>> >>> _______________________________________ >>> 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 > > > _______________________________________ > 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