1st Generation Specific (1979-1985) 1979-1985 Discussion including performance modifications and technical support sections

A/C removal question. (searched)

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Old 04-01-06, 09:33 PM
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TiViD

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A/C removal question. (searched)

I searched through some posts on A/C removal and this may be a stupid question, but the belt driven pump to the right of the engine (looking from the front of the car) is the A/C pump correct? (I dont have power) My real question is does the A/C pump serve any purpose to helping the flow of coolant through the engine? How does the coolant flow with no pump. Because if i take out the A/C pump, al thats left is the alternator. Again, sorry if this question is completley rediculous...Im just trying to free up some room and maybe drop a few pounds in the process
Old 04-01-06, 09:39 PM
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AC has nothing to do with the coolant flow. Coolant is moved though the engine by the water pump. That pump is powered by the pulley just above the main pulley. Removing the AC pump, pulley and related components will have no affect on cooling. The only time the cooling is affected is when the air pump is removed. Then the belt can slip on the water pump. A dual belt alternator pulley or the infamous yoohoo belt will take care of that.
Old 04-01-06, 09:39 PM
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dont worry about it. yes that is the AC pump. It only pumps freon (or whatever is used now). The water pump moves the engine coolant. It is built into the front cover of the engine (when looking from the front its at the top/left of the engine, you'll see two large hoses (one running in and one out) that are connected to the radiator.

Let me know how the AC removal goes, I might do it soon myself.
Old 04-01-06, 09:39 PM
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the water pump pumps the coolant it is attached to the radiator fan. the a/c pump pumps freon through the a/c system. they are 2 totally unrelated systems.
Old 04-01-06, 10:13 PM
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TiViD

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ok thanks for the info. I will probabbly be attemptin this removal sometime this week. I guess ill have to push my car to the mechanic around the corner for him to decompress the system.
Old 04-01-06, 10:40 PM
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I dont have my engine in my car right now so can you tell me if the belt that drives the ac, that's a completely different belt than the alternator right?
Old 04-02-06, 04:22 AM
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Originally Posted by southernrunner
I dont have my engine in my car right now so can you tell me if the belt that drives the ac, that's a completely different belt than the alternator right?

yup, totally seperate. no worries.
Old 04-02-06, 06:02 AM
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Pull it and the mounting bolts attaching it to the engine. You will have to back them out using vise grips. No need to go to a mechanic to get your freon out. If its not working well, 9 out of 10 you don't have much anyway. Just cut the line!
Old 04-02-06, 08:41 AM
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Originally Posted by trochoid
AC has nothing to do with the coolant flow. Coolant is moved though the engine by the water pump. That pump is powered by the pulley just above the main pulley. Removing the AC pump, pulley and related components will have no affect on cooling. The only time the cooling is affected is when the air pump is removed. Then the belt can slip on the water pump. A dual belt alternator pulley or the infamous yoohoo belt will take care of that.
sorry to thread jump but...yoohoo belt ??? what is that ? i have the dual alt belt and it still slips at higher revs. Checked the pully alignment and it's fine.
Old 04-02-06, 09:38 AM
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3L220 belt. Do a search. However, I personally doubt that it will work better than the dual alt belt system.
Old 04-02-06, 12:26 PM
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I just pulled my engine and also removed all the A/C equipment and lines and condensor. Its easy and doesnt affect anything, except that you no longer have a/c. Very quick and painless.
Old 04-02-06, 01:13 PM
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wheres the water goin?

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Originally Posted by cdrad51
3L220 belt. Do a search. However, I personally doubt that it will work better than the dual alt belt system.
i thought that i would concidering that you have more contact area on the pully.
Old 04-02-06, 02:55 PM
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Originally Posted by Cowboyfun
I just pulled my engine and also removed all the A/C equipment and lines and condensor. Its easy and doesnt affect anything, except that you no longer have a/c. Very quick and painless.
whats the chance you weighed all that crap? I want to find out how much weight I can actually shed before I decide to pull it. Anyone have a number for me?
Old 04-02-06, 02:59 PM
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Originally Posted by 3rd and final 7
i thought that i would concidering that you have more contact area on the pully.
Well some have a problem with the fact that you cannot adjust the tension in the yoohoo belt. I personally have used both systems, and didn't have any particular problem with either one, as far as belt slipping goes.
Old 04-02-06, 03:58 PM
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Originally Posted by seldawg
sorry to thread jump but...yoohoo belt ??? what is that ? i have the dual alt belt and it still slips at higher revs. Checked the pully alignment and it's fine.
Compare the 2 belts you have. Chances are they are not equal length and one is doing most of the work. I have had a hard time getting a matched pair of belts for the dual pulley.
Old 04-02-06, 05:04 PM
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Originally Posted by inuissus_cendi
whats the chance you weighed all that crap? I want to find out how much weight I can actually shed before I decide to pull it. Anyone have a number for me?

33 lbs not including the stuff under the dash (+9lbs).
Old 04-02-06, 05:21 PM
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Originally Posted by alxpril
33 lbs not including the stuff under the dash (+9lbs).
perfect, thanks alot.
Old 04-05-06, 02:52 PM
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lol you guys are so lucky that u dont have a stack of enviromentalists on ur ***. "just cut the line" "not much freon in there anywyas" lol my dad freaked when he saw that i dissconected the A/C without sealing it. but hey CA and NY put out that much harmful emmissions every 1/2 second.

I just finished A/C removal on my car. no problems what so ever
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