

| Subject: | Re: WBX Front Heater Core Mystery Sheet Metal |
| From: | OlRivrRat |
| Date: | Wed, 7 May 2014 13:12:51 -0600 |
Noooo ~ They call it a "baffle" because of what it does to you when you try to figure
out what its purpose is ~ It Baffles you ~
ORR ~ DeanB
On 7 May , 2014, at 12:52 PM, Gnarlodious wrote:
> That must be why they call it a "baffle".
>
> -- Gnarlie
>
>
> On Wed, May 7, 2014 at 12:27 PM, David Beierl <dbeierl@attglobal.net> wrote:
>
>> At 02:01 PM 5/7/2014, Cunegonde wrote:
>>
>>> This part doesn't appear in Bentley, unless it's a non-pictured part
>>> of the heat exchanger itself.
>>>
>>> Inside the heater box, sandwiched between the core and the blower
>>> manifold openings, is a piece of sheet metal that doesn't quite
>>> cover the whole face of the core . It has one row of small holes
>>> along one long side, and three rows of holes along the other long
>>> side. It obviously blocks large debris, but also restricts airflow
>>> to about 50% of the core.
>>>
>>> What is it, and can I leave it out for greater heat exchange efficiency?
>>>
>>
>> p/n 251 265 329. VW call it a baffle plate.
>>
>> When I see odd stuff like that I tend to suspect that it was
>> introduced after the initial design to solve a problem that showed up
>> in testing. If I had to guess, I'd guess that they weren't getting
>> enough temperature rise in the air going through the core, so they
>> slowed it down some.
>>
>> Yours,
>> David
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