Poly V-Belt change instructions

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t-dawg1

Active Member
Joined
Jan 1, 2013
Messages
561
Location
Paisley
Car
Mercedes W211
Hi guys can anyone one here please provide me with a step by step guide on changing a V-Belt on the OM642 engine W211.

Cheers
 
Nice and easy to do on the OM642 in the W211. You need a pin to hold the tensioner I used a drill bit.
 
Thanks mate I'll tackle the job next week. Is there anything I need to know about removing that black air pipe infront of the tensioner or is it just a case of undoing the 2 bolts holding it and pulling it out?
 
Have a look on you tube mate
I had it on my phone and followed it step by step makes light work of it
make sure you draw a diagram of how the belt fits first!

Raj
 
When I did this on our old 211 (E320 cdi), I had to remove the fan assembly in order to get to it. That's what WIS said to do.

When I did it on my mums old 211 (E240 petrol), there was enough room to do it without removing the fan.

Either way, it's not too difficult to do.
 
image-2201722259.jpg

New belt done,very easy and straightforward thanks for the advice guys
 
used an OEM belt. Should I expect any sort of engine performance improvement after replacing that old cracked belt?
 

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No... but you will not be left on the hard shoulder now...:thumb:
 

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