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Old 07-04-2007, 12:02 PM
chasealley chasealley is offline
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Re: 2001 A/C diagnosis - what does it mean?

I posted a long answer but AF kicked me off. I'll try to recount as much as possible.

Fans are running. Front is clean at least. Haven't looked at rear yet. Condenser was cleaned with compressed air after removing shroud. Minor bent fins at the bottom lower grille but no different from last year.

Most important thing I can tell you is that the evaporator doesn't seem to put out much water anymore. Last year we had a lake under both front and back. This year, nothing most days. Except after a 1.5 hours highway trip. Discharge air being 11-13C at idle and 9C at 1500RPM on MAX A/C though - may not be cold enough.

After inspecting the drain holes were cleared we blew compressed air in and got a nice stream running. Which makes me think it is sitting and not draining - again maybe the high temp. After turning off the A/C the humidity gets real high in the van.

I could see that maybe the evap is the problem, but the remedy for getting water flowing in the front certainly didn't work for the back and it was equal discharge temperature. Probably indicates something else again.

The rad parts seem to be ok from what I can see. I shook both pieces around in the isolators and they looked good. Not sure about the airflow around the sides - will need to look at that today.

Are you sure you wouldn't refill with the low side pressure between 25 and 31 or so?
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