I've done it on a 114 and a 108, both were jobs from Hades. I would not
encourage anyone to do it unless they had a lot of time and were willing to
shred their hands and arms in the process.
I think the 114 was the first one I did (1970 250C) and it took me all of two
very long days. I
Thanks for the input, everyone.
I'm tempted to follow OK Don's method of through the top, except I still
have no idea how anything goes together in there, and without his experience
of Already Having Done It Once, I'm not at all sure what I'd be doing under
there; how it all goes together is
You need the manual (or CD) to see what you're working with. There's a
rubber boot between the housing and the center vents that comes off
the housing, and clips down the sides of the housing (IIRC) that have
to come off so you can split the housing to get to the fan.
The right way took me two 12
Did the job on Gump. She had no AC, so the job was really straight
forward. The heat exchanger and fan for AC are near impossible to
remove without breakage, at least for a ham fist like me. Took a
weekend (about 12 shop hours) to remove and replace dash with blower
fan install. Take
but the heater core/evap/fan area is inaccessible and strange. I still
don't
understand the point of that squirrel-cage fan at the...)
The squirrel-cage fan in the hump is the recirculating AC fan.
The heater fan is in the firewall, and is a propeller fan.
-- Jim
I replaced one - once. It took 2 weekends and I swore to never do it again.
The blower motor in my second 1975 240D died I traded the car!
The surgery is painful - here are the highlights:
Discharge disconnect the AC evaporator
Pull the center console
Pull the front seats (the second easiest
I've done it twice, and that's enough. The first time I followed the
MB repair manual - pretty much what Tom said, but I also removed the
entire dash, if memory proves correct.
The second time, (different car - no rust), I pulled it out through
the center speaker hole. It took half the time, but
