Should I install my split AC outdoor unit further away so it's in the shade? Probably the easiest thing to do is locate the appropriate relay and pull it. 2. And the rubber isolators are totally disintegrated. Once the hissing stops you can disconnect both lines. if you crack them you get to call the repair guy, same as option a, but he only visits once. Ralph. Worked great on that car but all cars are different. 1 Reply. RAID level and filesystem for a large storage server. Following these symptoms will give you a basic knowledge to diagnose your car. And my grandmother had the compressor replaced when she owned the car. If you're very careful with it you can spin it 90 degrees making sure that the refrigerant lines are your axis Since the compressor is mechanically driven by the engine, the belt driving it is always running. I Do not care to have ac. These are the two large brass caps facing you in the picture (NOT the small caps on the left). Personally I'd not risk it. You can now remove the compressor but make sure to rest it on something so that it's not stressing the lines. In my case, the lines ran up into the soffit, so I had about 8' that I could work with. In the words of many repairmen, an AC compressor is the heart of an AC system. I'm getting a new AC system installed and the old compressor was located right by my patio door, kitchen and deck and I was thinking about maybe installing the new compressor somewhere else. What is the highest road in the world that is accessible by conventional vehicles? why do these two Meijer G functions not cancel each other? Air-traffic control for medieval airships. Higher Temperatures Than Normal In The Cabin. Thursday, November 29th, 2012 AT 3:46 PM. Suspect it to be seized. I managed to do this all on my own with a 3 ton unit, but it was difficult. remove the valve caps. Disconnect the machine’s hose from the car’s AC system by removing it from the service port of the vehicle. My air conditioning quit working and a grinding noise under the hood so I went to the local mechanic. Sharing research-related codes and datasets: Split them, or share them together on a single platform? In simple terms, an AC compressor is a pump which creates the heat by putting the air conditioning refrigerant under extremely high pressure. rev 2021.1.15.38327, The best answers are voted up and rise to the top, Home Improvement Stack Exchange works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us. you will see a hex-head valve under each one. Marking chains permanently for later identification. It still may be cheaper to buy the combo and take the pulley off. Instead. A number of students requesting a number of reference letters. Sometimes it cheaper to replace the the compressor/pulley/clutch combination. The ac compressor is done for. Please have a licensed service person remove the lines and purge the system in a legal and safe manner, it will save you money in the long run. It depends upon the type of compressor, and how it is controlled. Plus the potential for your pipes to be contaminated while open. Was this . It only takes a minute to sign up. I have a 2002 aurora oldsmobile and I was wondering if my heater and defrost will still work if i bypass the ac compressor with a shorter belt. Can I just remove the outer clutch piece and run the car with only the pulley for a day or two until I can replace the whole assembly? but you've dumped a load of refrigerant in the atmosphere which is not cool. For some reason though either the compressor itself or the belt that runs it (and the water pump, I think) is smoking when the compressor is on. It makes for a very good case to pull the relay since I don't really want to engage the compressor without pressure in the system. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. I want to disconnect the A/C compressor permanently. Relevance. Any idea how far away from the indoor coils the outdoor compressor can be located? Eric If I understand your question correctly, you're feeding an A/C unit from a main disconnect switch ahead of the main panel. In this video, I show you how to tell if a car's AC compressor clutch is engaging. When the AC is turned on, the grinding noise will come from the front end under the hood. I can't imagine there being differences based on where the car is built or sold but here is how my Ford products operate: Badgerfan is right. What type of cable should I run to future-proof an outlet for an air conditioner? You'll need to evacuate the system's refrigerant using a recovery machine. Sharing research-related codes and datasets: Split them, or share them together on a single platform? Asking for help, clarification, or responding to other answers. My A/C system has a leak in it and my compressor is making an awful noise: probably needs replacing. Completely removed everything which was about a hundred pounds of parts. How would the sudden disappearance of nuclear weapons and power plants affect Earth geopolitics? Knowingly releasing refrigerants into the atmosphere is illegal and could subject you to significant fines. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Also, the compressor is engaged intermittently when you turn on the defroster to dry the air. Students' perspective on lecturer: To what extent is it credible? Must my new air conditioning unit be 3 feet from the wall (or positioned backward)? Depending on the age of the unit it may also be charged with CFC refrigerant, which you really, really don't want to be letting out into the atmosphere. I need to temporarily move the outdoor unit to one side to access the wall behind it. You may be able to move the condenser without disconnecting the lines, but if you're unsure it's probably not best to try. I was afraid that might be the case. Depends on the car but for many the whole ac compressor including clutch and pulley is cheaper. Winter is coming though, and I really don't want to spend any time or money on tracking down leaks and converting to 134a and all that jazz. He says long trips are safe. I have decided my manifold gauges are absolutely worthless. It is most likely OK to operate your vehicle even thought the a/c compressor has failed. ^^. Motor Vehicle Maintenance & Repair Stack Exchange is a question and answer site for mechanics and DIY enthusiast owners of cars, trucks, and motorcycles. Put the valve caps back on and cover both the exposed valve ends and the pipes with electrical tape. My HVAC guy is telling me I need a 25 amp breaker and a 25 amp disconnect for my soon-to-be-installed central air compressor. Average Rating . Maybe I am missing something. You may need a serpentine belt tool to work the tensioner and relieve pressure on the belt so you can take it off. My HVAC guy is telling me I need a 25 amp breaker and a 25 amp disconnect for my soon-to-be-installed central air compressor. I've asked him for more details but he's less than forthcoming. a pump. You can now move the unit anywhere you want. 29 years of experience. I assume it is. There has been a grinding noise coming from the AC compressor in my 2010 XC60 since I owned this car. Yes but there is a chance you might not be able to just run a shorter belt. I was in a similar situation where I needed to replace the siding on that wall of the house, but the AC condenser was only about 6 inches away from the wall. but it may be possible to move the unit with them connected. Is that allowed? I had a 85 Ford thunderbird with a completely bad ac system. What is the name of this type of program optimization where two loops operating over common data are combined into a single loop? @rana - If the clutch is bad, leaving it "as is" is an impossibility. If it's just not blowing cold air, you can drive forever like that. Comments for Can I run my heater without compressor working. Might have to buy one of these and use the original belt. Currently, most of the machine comes with a quick disconnect fitting, which is good for preventing refrigerant lose. My A/C system has a leak in it and my compressor is making an awful noise: probably needs replacing. @R.. Good point, I can do that part myself so I didn't factor that in. They will use a freon with dye in it and might ask you to come back in a couple of days to check the AC system for leaks. To remove the lines from your AC compressor you should first have the system safely evacuated of refrigerant. Once the system is empty, removing the lines is as simple as removing a few bolts. Are the longest German and Turkish words really single words? You won't get far with a broken belt. I want to install an ac compressor that is 25 feet from my breaker box. He said I do not have to fix it, the pulley is a free spinning pulley and the serpentine belt will be safe as long as I don't engage it. I'm a professional HVAC tech and I have successfully done this. Also, are there any significant advantages or disadvantages to removing a non-functioning A/C system entirely? Making statements based on opinion; back them up with references or personal experience. Recover and evacuate the existing refrigerant from the system. Why is gravity different from other forces? I just found out that i need a new AC Compressor. For example, my compressor has a centrifugal unloader. I got better gas mileage is the only difference I noticed other than more space to work in the engine with out all that crap in the way. He said that could break my belt so its best for me to not use the ac all together. Close the valve on the lower (large) line. Hoses, condensor coil, compressor, and occasionally the evaporator coil can leak freon. Looks like I'll have to get someone in to disconnect it for me. The ac compressor has its own separate smaller belt that is run off of the crank right next to the main serpentine belt. Unless the compressor is on a belt by itself, you don't want to remove the belt. Is there a maximum pipe length that can be exposed outside? These lines contain a refrigerant/lubricant mix under pressure. Spot a possible improvement when reviewing a paper, Idempotent Laurent polynomials (in noncommuting variables). Apparently my AC compressor is done. 1. I have a 04 Mustang GT with the AC Compressor clutch sticking to the pulley and running when the ac is turned off and sometimes rattling. I would be worried the belt off situation was a corner case the engineers didn't worry about. 6 years ago. Once the hissing stops you can disconnect both lines. Back to top: bc Tractor Expert Joined: 26 Aug 2007 Posts: 2929 Report to Moderator: Posted: Fri May 21, 2010 7:47 am Post subject: Re: Disconnect Switch on Air Compressor: Is this a 220v compressor you are talking about? Absolutely not. Good thinking - it may be possible for OP to work in a small space, but the risk of cracking the lines is real. If it was my car, I wouldn't want to drive it long term without putting the delete pulley on. How should I handle the problem of people entering others' e-mail addresses without annoying them with "verification" e-mails? I assume you are talking about the air conditioning compressor. Is it possible to do this with basic tools? You can get a free AC check at most shops and they will check the high and low side of the compressor and add freon if needed for a fee. by removing this 1 smaller belt the only thing that would be affected would be the turning of the ac compressor pump. Just keep in mind you probably won't be able to defog you windows once you disconnect the compressor . Lv 7. Who enforces the insurrection rules in the 14th Amendment, section 3? Is it safe to use RAM with a damaged capacitor? The belt is turning but the AC doesn't, leading to a crunching sound. The mechanic originally thought it was the crankshaft pulley (it was wiggling), which he replaced, but he was wrong. As long as you don't use the AC it should not be engaged. I just need to disconnect the copper pipes as there's enough slack in the power supply so I can keep the wires connected. A better question is how to recover a unit with a wrench (and an allen key). and they don't move very much but the whole other end of the unit will be out of your way. I've asked him for more details but he's less than forthcoming. It usually takes about 4–6 hours to replace a compressor (properly), depending on the size of the unit and access to the compressor. @Michael Karas, thanks for the advice. I was thinking about moving the compressor to the other … Why are diamond shapes forming from these evenly-spaced lines? Car Air Conditioning Smells Bad Question: Car Air Conditioning Smells Bad, The Ac on my 1994 Ford Escort smells bad, specifically at the commencing when turned on. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. Concerning the leaks, is there any advantage/disadvantage to completely removing a non-functioning A/C system? The belt is turning but the AC doesn't, leading to a crunching sound. Could that have negative side effects? In reading these posts, there does not seem to be a consensus on when the compressor should run. Crack open the nut on the large line. You will find a 12v connector somewhere on the AC compressor. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. answer. He said it was safe to drive on, but if the belt snaps it would just cost another $60 and the car would stop. How to advise change in a curriculum as a "newbie". Otherwise it's pulley time. AC compressor is an important part in the car’s air conditioning system. I've done this mod (just removing the belt) on an 88 Civic with no ill effects. There is a way around this problem however; you can actually bypass the compressor all together with a different serpentine belt. Do I have to stop other application processes before receiving an offer? I say this because on many vehicles it's impossible to remove the compressor because of … What is the name of this type of program optimization where two loops operating over common data are combined into a single loop? With the lines off, you can move onto removing the compressor so you can replace it. With Blind Fighting style from Tasha's Cauldron Of Everything, can you cast spells that require a target you can see? Disconnecting the air conditioner does not require any special equipment and is a simple process. I'm not worried about humidity and I can't think of a downside. I do not want to pay that right now. I was able to move the condenser about 2' away from the wall by simultaneously moving it away from the wall and lifting it up off the ground. It only takes a minute to sign up. You need an adjustable wrench and a set of hex wrenches. Click here to add your own comments. One of the first signs which is really to recognize symptoms of bad AC compressor is the AC no longer blowing as cold as it did. However, I will need my heater and it seems that the heater function engages the compressor clutch when the defogger it used. Also, make sure to close the valves. What I want is the simplest way to make the compressor stop spinning when the engine is on. CONNECTING it back up afterward is in the call-a-pro category. disconnect the electrical lead to the compressor to it to prevent further damage and possible seizure and ripping of belt. Can I just cut/remove the belt? For a compressor, it's almost certainly not cheaper to replace the whole thing; just the cost of vacuuming out and refilling the system will be higher than the cost of the pulley. After a minute or two the motor sound will change slightly - this is when all the refrigerant has been pulled into the power unit and the air handler + pipes are empty (of anything - they will be near-vacuum). The disconnect allows the homeowner or an air conditioning repair technician to easily disconnect the air conditioner to perform routine maintenance or repairs. the car has 2 belts. Disconnect wiring harness from compressor and then turn AC on> If fuse doesn't blow, then problem is in compressor/clutch. 3 Answers. For reference, the pipes carry semi-liquid refrigerant at about 100+ PSI. The only part that's illegal is (releasing it to the atmosphere) putting Freon that you've recovered from. If there is a seperate fuse or relay for the compressor, then you could remove either. If fuse blows while compressor disconnected then problem in wiring. As Jasen & Fortis state, the lines can flex. My AC compressor clutch went out and I have neither the time nor money right now to screw with it...and given that the truck is nearing its EOL I don't really want to do anything with it. Can I Pull Refrigerant Into Compressor By Closing Low Side Service Valve?