Same thing happens to heater cores, even on Vanagons.

Dennis

-----Original Message-----
From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
PSD
Sent: Saturday, May 16, 2015 3:32 PM
To: vanagon@GERRY.VANAGON.COM
Subject: Re: RELIABLE Air Conditioning!

In case that link is too long..
http://tinyurl.com/mt22cdu

-----Original Message-----
From: PSD [mailto:psdooley@verizon.net]
Sent: Saturday, May 16, 2015 3:27 PM
To: 'PB'; 'vanagon@GERRY.VANAGON.COM'
Subject: RE: RELIABLE Air Conditioning!

Here's a good example of chasing the details- Friend's 96 Honda Odyssey
minivan, system pressures good, proper oil and refrigerant charge, cooling
fans working, etc., AC still not performing well.  I just pulled the
evaporator box apart a few hours ago and found
this:
https://lh4.googleusercontent.com/-9mr2bg1Ffmc/VVeYWy4p8oI/AAAAAAAAAaM/IlBF9
ueOE5I/w788-h591-no/SAM_1804.JPG

Vehicles built before cabin air filters came into existence (like the
Vanagon) are susceptible to this kind of fouling.