I have read or heard somewhere, youtube maybe, of using the solution that
is used to clean truck brake lines. Never seen it done, but was wondering.
I think its basically alcohol. Put it in, blow thru with air. Air wold dry
ot the alcohol. But not having done this before, I'm loath to get away from
standard practice. But will if I understand the possible consequences!

John

On Jul 22, 2016 14:48, "kenneth wilford (Van-Again)" <kenwilfy@comcast.net>
wrote:

> Napa has an AC flush that they sell that works well but is expensive.  I
> have used that before.
>
> Ken
>
> On Fri, Jul 22, 2016, 2:52 PM John Rodgers <jrodgers113@gmail.com> wrote:
>
>> Thanks Ken. There is something the that is definitely not right -  maybe
>> on
>> both vans.
>>
>> On the '88 the fan comes on, but in high speed mode. It cycles like it
>> should.
>>
>> On the Carat, the fan simply doesn't come on. Fan works fine for the
>> engine
>> since replacing the switch on the lower left of the radiator, but doesn't
>> work at all for the AC.
>>
>> I have to replace th receiver dryer and need to flush the system. What do
>> you recommend to flush it with?
>>
>> John
>>
>> On Jul 22, 2016 13:42, "kenneth wilford (Van-Again)" <
>> kenwilfy@comcast.net>
>> wrote:
>>
>> Fan should come on low speed with or without pressure.
>>
>> Ken
>>
>> On Fri, Jul 22, 2016, 2:39 PM John Rodgers <jrodgers113@gmail.com> wrote:
>>
>> > The AC system has not been run for at least 15 years - the ten years it
>> sat
>> > in a garage and the 5 years I have had it. Will the high speed fan come
>> on
>> > if I DO THE FOLLOWING:
>> >
>> > (System empty or low on refrigerant))
>> > Ignition ON ( but not start)
>> > AC blower fan set to low
>> > AC CONTROL set to cool
>> >
>> > Will the fan turn on? It does on my 88'
>> >
>> > Or do I have to raise system pressure to get the system to turn on? I
>> know
>> > when it gets sufficiently low it shuts itself off and will not run.
>> >
>> > Thanks ,
>> >
>> > John
>> >
>>
>