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Need quick help with A/C- NOT fixed yet :(

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Old Jul 17, 2017 | 01:47 PM
  #46  
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On my Subaru, it was a standard 5 pin relay under the hood in the fuse panel. I am not 100% sure the Excursion has a relay for the A/C compressor, but I think it should. Take a look at your owners manual fuse panel diagrams and see if you can locate it. Take the relay out and go to any parts store to match it.
 
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Old Jul 17, 2017 | 02:07 PM
  #47  
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According to the manual 's diagram, only a fuse, #10.

I can't upload the pic from my phone. At least under the dash.

Excursion, I don't have a fuse box under the hood.
 
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Old Jul 17, 2017 | 03:58 PM
  #48  
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Would it behoove you to buy a small gauge, or a can with a gauge and one without the gauge and sealant if leak sealant is a concern for you? I don't have my original can so I don't know if it had leak stop in it or not but it wouldn't surprise me. On the shelf is some DuPont stuff with no sealant in it.
 
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Old Jul 17, 2017 | 08:42 PM
  #49  
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Originally Posted by Walleye Hunter
Would it behoove you to buy a small gauge, or a can with a gauge and one without the gauge and sealant if leak sealant is a concern for you? I don't have my original can so I don't know if it had leak stop in it or not but it wouldn't surprise me. On the shelf is some DuPont stuff with no sealant in it.
I'm heading for Walmart after everyone goes to bed tonight. It's a 2hrs round trip.
 
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Old Jul 18, 2017 | 12:05 AM
  #50  
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Found Supertech 18oz with hose and gauge for $17.88, no sealer.

Going to check pressure and add or vent as necessary. I bought 2, just in case.
 
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Old Jul 18, 2017 | 04:58 AM
  #51  
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I did not read all of this, so I am late for the party.
Did you already check the pressure switch?
 
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Old Jul 18, 2017 | 07:02 AM
  #52  
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Originally Posted by dn29626
I did not read all of this, so I am late for the party.
Did you already check the pressure switch?
No. Which one and how? There is a sensor on the accumulator and one on the high side near the compressor.
 
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Old Jul 18, 2017 | 07:40 AM
  #53  
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Symptoms : When first starting, rapid on/off cycling, then after a minute or two it stays on and runs a while.

Seems to run until we stop at a light, or stop at a gas station or something, then doesn't get cold any more.

After sitting a few hrs, it again cools, but we're talking a guess of about 60F-70F.

Which switch would you guess?

Can I remove the switches without opening the refrigerant?

I have today and tomorrow, then 16-18hrs drive home with 6 people...

Might call that urgent, lol.

Thanks!
 
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Old Jul 18, 2017 | 11:07 AM
  #54  
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Originally Posted by ExPACamper
Symptoms : When first starting, rapid on/off cycling, then after a minute or two it stays on and runs a while.

Seems to run until we stop at a light, or stop at a gas station or something, then doesn't get cold any more.

After sitting a few hrs, it again cools, but we're talking a guess of about 60F-70F.

Which switch would you guess?

Can I remove the switches without opening the refrigerant?

I have today and tomorrow, then 16-18hrs drive home with 6 people...

Might call that urgent, lol.

Thanks!
What year model ETC is the rig you are working on or better yet a vin number and I may be able to pull up schematics on the electrical side to help out.
 
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Old Jul 18, 2017 | 03:14 PM
  #55  
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Originally Posted by Chevota_72
What year model ETC is the rig you are working on or better yet a vin number and I may be able to pull up schematics on the electrical side to help out.
It's 2002 Excursion 4wd Limited. California GPR

I connected the gauge on the van today. It was in the yellow warning area.

Used a screwdriver to release a fair amount of freon (into approved vacuum container, of course) until it was in the blue "charged" zone.

It seems to be working right now,but only idled a bit and drove about a mile.

I'll try it out as I make another 2hr round trip to NAPA to pick up both high and low pressure switches. Not gonna hurt to replace them, less to do later
 
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Old Jul 18, 2017 | 06:47 PM
  #56  
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New thread

I started a new thread for the cooling, or lack of,...
 
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