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Old 11-09-2014   #1
secondchance
 
Join Date: Aug 2006
Location: McLean, VA
Posts: 3,723
Default AC compressor

I am chasing oil being spun up by pulleys. I degreased the front of the motor and sealed water pump bolts since it was oily close to the power steering pump area. This helped but still seeing oil under the AC compressor pulley. Can AC compressor leak oil without loosing refrigerant?
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Old 11-09-2014   #2
cvette98pacecar
 
Join Date: May 2011
Location: Sydney, Australia
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Default Re: AC compressor

Quote:
Originally Posted by secondchance View Post
I am chasing oil being spun up by pulleys. I degreased the front of the motor and sealed water pump bolts since it was oily close to the power steering pump area. This helped but still seeing oil under the AC compressor pulley. Can AC compressor leak oil without loosing refrigerant?
No, However the leak can be small that it will take time to lose enough refrigerant before your AC wont work. My Wife Monte Carlo has a small leak in the Evaporator. It take just under three years to leak enough refrigerant when it no longer will work.

On the same note if you have a 93 through 95 buy a 30# drum of R134A. The Automotive industry is moving over to R1234yf, R134A is going to go through the roof just like R12 did.
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Old 11-09-2014   #3
secondchance
 
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Default Re: AC compressor

Quote:
Originally Posted by cvette98pacecar View Post
On the same note if you have a 93 through 95 buy a 30# drum of R134A. The Automotive industry is moving over to R1234yf, R134A is going to go through the roof just like R12 did.
Thanks for the tip.
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Old 11-09-2014   #4
Corvettes White
 
Join Date: Dec 2003
Posts: 477
Default Re: AC compressor

R1234YF. YF means, "Your F--ked"?
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Old 11-09-2014   #5
cvette98pacecar
 
Join Date: May 2011
Location: Sydney, Australia
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Default Re: AC compressor

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Originally Posted by Corvettes White View Post
R1234YF. YF means, "Your F--ked"?
Propane based refrigerant.
I am guessing if your car has 15+ gallons of flammable gasoline, 3 pounds of highly volatile propane is not that big of a deal.

I guess the government is looking at the GWP of 4 compared to 1320 for R134A.

GWP= Global Warming Potential.
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Old 11-09-2014   #6
GSJoe
 
Join Date: Jul 2011
Location: Charlotte, NC
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Default Re: AC compressor

Quote:
Originally Posted by cvette98pacecar View Post
No, However the leak can be small that it will take time to lose enough refrigerant before your AC wont work. My Wife Monte Carlo has a small leak in the Evaporator. It take just under three years to leak enough refrigerant when it no longer will work.

On the same note if you have a 93 through 95 buy a 30# drum of R134A. The Automotive industry is moving over to R1234yf, R134A is going to go through the roof just like R12 did.
Great advice, Robert. I bought two 30# drums of R12 in the late eighties/early nineties for my Porsches. I was certainly glad I did not much later. Not only did the price go out of sight, but the law changed so you had to have a license to even buy the stuff. I think I'll start stocking up on R134A right now.
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