Questions tagged [compressor]

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3answers
74 views

Will an AC compressor work upside down?

If an AC system is designed to keep liquid refrigerant out of the compressor, will the compressor be ok if installed upside down? It should only be dealing with gaseous refrigerant, but I don't know ...
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39 views

Find adapter for an air hose

I bought this adapter to easier fill my car tires with air: (https://ebay.us/vtTY9x) However, the outer diameter of the left side is 1/4" and it has no inner thread. I wanted the left side to be a ...
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28 views

Whirlpool refrigerator (6 year old) stops cooling

My refrigerator stops cooling and I heard clicking and buzzing from the back of it. I then bought new start relay and capacitor and replaced the old ones. But the problem remains (clicking, buzzing, ...
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24 views

Refrigerator compressor issue?

May have been asked and answered already but GE Side by Side working seemingly fine but i have noticed that when the compressor comes on (I am assuming) it is causing a substantial power draw in the ...
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63 views

Can't get air hose to connect back in to compressor

I have a 10gal compressor used to fill up tires mostly. A friend with Alzheimer's disconnected the hose from the compressor. I don't believe he changed any fittings but I can't get the hose to ...
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1answer
25 views

AC compressor makes strange constant noise, won't run

My Comfortmaker AC compressor outside makes this strange sound when I turn it on, and the fan in the compressor doesn't run. https://vocaroo.com/i/s0rx9CsN4XaQ Every few seconds it also makes the ...
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0answers
27 views

Compressor very noisy for sub-zero freezer section. Ice starting to melt

Any advice how to solve the above issue?
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1answer
46 views

Loud noise from outdoor unit several seconds after AC turns off

I haven't been able to find anyone online with quite this issue... I have a Carrier heat pump system, and through the winter it would often make that torpedo noise when heating the house (I later ...
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45 views

Split unit Air Conditioner replace compressor single to three phase

I have a 3-ton split AC "single-phase compressor" was working perfectly until I moved it to another location, some oil spilled from the suction pipe during the transportation so when I installed it in ...
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1answer
35 views

goodman furnace /ac no y terminal on board (revisited)

My son-in-law's Goodman B1809913S control board only has R, W and G terminals (no Y terminal). In order to make the AC compressor AND the furnace fan operate the Y and the G wires are jumpered ...
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1answer
61 views

Lennox air conditioner capacitor and compressor ohm readings

I have a Lennox 2.5 ton a/c unit, model 13ACD-036-230-05, with a blown dual run capacitor (the run terminal for the compressor is burnt off the can, the fan and common terminals are still intact, fan ...
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1answer
274 views

Can I reduce the grinding and humming noise from my portable air con's compressor?

My portable air conditioner's compressor can get quite noisy, it's like a vibrating pulsing grinding noise. Is it possible to reduce this noise?
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14 views

Refrigeration system that needs -18 degrees has three evaporators each with 3 blower fans

Refrigeration system that needs -18 degrees has three evaporators each with 3 blower fans. The outside condenser is +- 10 meter apart but 1 and a half bottle gas is in and the unit still back freeze ...
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1answer
34 views

Piece of brass in air compressor tank — problem or no?

I recently inherited my first air compressor, which had a broken brass drainage valve. While attempting to remove it, I further broke the valve and lost a piece inside the compressor tank. I've tried ...
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1answer
55 views

Inserting a Tee In 1" Pipe for an Air Compressor?

I have a copper pipe outside my house that is 1" in diameter (Measured 1.1 inches using a digital caliper) that feeds our house's sprinkler system. My dad uses his commercial air compressor to clear ...
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1answer
160 views

Power Surge Damage to Refrigerator

our house had several power surges last week that damaged a few of our major appliances including our indoor and outdoor refrigerators. Today, a repair person told us that our indoor fridge is leaking ...
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3answers
131 views

Using PEX Fittings with Nylon Tubing

I'm planning on plumbing my shop for compressed air and I think I want to use nylon tubing, like what comes in the RapidAir kits. I don't want to use PVC for obvious reasons, and though I think PEX ...
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3answers
369 views

Refrigerator intermittently making loud clicks with compressor banging and shaking

Facts: 9 year old Whirlpool refrigerator has been operating quietly for 9 years. Refrigerator has two doors and is top-freezer/bottom-refrigerator configuration. About 3 months ago, it would ...
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3answers
97 views

Can I upsize my air conditioner if I have a two-speed compressor?

The upper floor of my house has a split A/C, three-ton. When the temperature gets up above about 95 Fahrenheit, the unit can't keep the upstairs cool. That means that for a few weeks a year, my kids'...
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1answer
2k views

Help: Wiring 220V in garage to NEMA 10-30r because MIG welder and air compressor have 10-30p

I've reviewed many articles on this website as they've been referred by my Google searches. But most have been about dryers. I have an older air compressor (240V, 60Hz, 15A, 5hp) and a MIG welder (...
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1answer
273 views

Is a tiny dent in a compressor tank a safety concern?

I saw some questions and answers on air compressors so I thought I would ask one: I just purchased a Chicago Pneumatics 21 gallon compressor and I noticed a tiny dent about 3+ inches from the upper ...
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1answer
35 views

Air compressor valve going off

I have a small air compressor for various small tasks. Lately when I plug it in and turn it on, it starts working to fill the tank and once it's full, I hear the valve releasing the air thus the ...
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3answers
113 views

Help diagnose a compressor problem

My fan on my A/C compressor unit seems to start and even spins up to a reasonable speed, although not quite the speed at which it ought to spin, but then 5 seconds later slows down to a very low speed ...
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1answer
74 views

Can I share a 220v circuit between an AC compressor and baseboard heat?

I will be adding a 220v baseboard heat as a supplement to an addition. The addition also has a smaller AC compressor with 20amp 240v, the same spec as the heater. I wonder if I should share this ...
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2answers
122 views

HVAC is suddenly blowing room temperature air—compressor, fan still turn on

I intend to call a repair person, but I just want to make I've exhausted possibilities that don't involve messing with the refrigerant lines. The A/C was working yesterday with no problems (outdoor ...
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2answers
68 views

Should HVAC registers be closed or open when HVAC is broken, & window AC units are in use?

The property in question in located in a hot climate, with high-90's being regular during the summer. The compressor has died on the property's HVAC, and for the time being, the space will be cooled ...
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2answers
1k views

Can a window A/C unit be installed on its side? [closed]

I have a very small window (narrow) Can you install an A/C on it's side and run or will it burn up the compressor? Thanks Jerry
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1answer
1k views

Condenser dual capacitors - run or start?

I understand the purpose of a run capacitor. And I understand the purpose of a start capacitor. I understand the concept of a dual capacitor. With respect to HVAC condenser unit dual capacitors ...
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3answers
82 views

Air Conditioner Iced

We've been having air condoning problems where our unit would freeze up / leak water. We brought out a tech to have a look, the indoor and outdoor unit was completely forzen. Once thawed, he said the ...
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0answers
70 views

Air compressor won't restart BTFP01012

When my dad's BTFP01012 air compressor reaches 150 PSI, he uses the relief valve, and the unit stops working i.e. turns off and does not restart to replenish the air. So he replaced the pressure ...
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3answers
96 views

Switching power to an air compressor

I have an air compressor for running tools in my garage. I recently moved the compressor to the basement and put an accumulator tank in the garage ceiling. I did this to reduce noise in the garage ...
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2answers
56 views

Condenser fan and compressor don't start, electrical looks good though?

After replacing the fan, starting capacitor, and running capacitor, the system ran normally for ~1 day. Now nothing is starting. I got a fieldpiece multimeter and tested all of new capacitors, ...
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1answer
197 views

What pressure rating should a replacement safety valve on a compressor have?

The safety valve on my compressor is leaking air. I found plenty of places that have replacement valves and they look easy to replace. My question is how do I know which one to pick they all have a ...
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1answer
6k views

How do I estimate the energy consumption of a ductless mini-split A/C unit?

I'm designing a "solar RV" built from a cargo trailer with PV panels mounted on the roof. Currently, I'm listing the expected electrical loads so I can size the solar system and battery bank ...
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2answers
171 views

Failed A/C unit 14 years old

I've got a home warranty through Choice Home Warranty and, after multiple attempts to get a service tech out here for my AC unit,they declined the costs of repairing/replacing the unit due to the " ...
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0answers
45 views

A/C split unit inverter leaking. What can I do?

For some unknown reason, my 12,000 BTU split unit inverter is leaking in two places. Here are the pictures of the leaks. The A/C was thoroughly cleaned last week, and the contractor said that the A/C ...
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2answers
187 views

Compressor Break In Help

I received my new compressor today. The break-in instructions say: PREPARATION FOR STARTING Push in switch to OFF position, and plug in power cord at the wall. Pull up the red power ...
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2answers
1k views

How do I connect a 240v compressor with only black and white wires?

I got a new air compressor that says 240 volt only but it only has a black and white wire please help.
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2answers
2k views

What size start capacitor should I buy for my refrigerator compressor?

What size (in horsepower) 3-in-1 start capacitor should i buy for my fridge compressor? I have an LG LRSC26922TT from 2003. The compressor isnt staying on due to (i think the PTC hooked to the ...
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3answers
120 views

Literature on effect of frequent switching on-off of air conditioner on compressor

I tried searching for literature on this using various search terms on google scholar but couldn't get anything substantial. I'm particularly interested in how adversely the AC compressor is affected ...
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1answer
131 views

Need new converter or special hose?

I would like to connect my bike nozzle to a new compressor I just bought. However the compressor have an odd (?) connector. Can someone from the pictures below see if I need to buy a new converter ...
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1answer
52 views

Compressor hose line

Would having a 20m hose connecting my compressor shed to my workshop be ok? I was planning to have the hose outside the problem is temperature differences at day and night and rain and things like ...
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0answers
34 views

Air line rotary fitting?

i'm trying to attach my compressor to a filter/regulator mounted on the wall with a short lead like this:enter image description here The problem is that the threaded ends on the hose are fixed to ...
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1answer
2k views

Propane tank to air tank conversion

I got a new and empty big propane tank from a neighbour (he works at the propane distribution in the city) and I wanted to convert it to an air tank. I know even thought it looks like it, the tanks ...
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1answer
112 views

Compressor drain

Whenever I drain my compressor only some droplets come out and I find that strange so today I opened the drain valve and I tried tilting the compressor and brownish/orange water came out, the ...
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1answer
970 views

Can a normal fridge be quieter than one with inverter compressor?

I can't decide between Liebherr CN 4015 and Panasonic NR-BN34FW1 Both are good candidates for me but not sure about the brands, and my major concern is the noise. I was led to believe that inverter ...
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1answer
913 views

Inflating wheelchair tires to 90 PSI

I'm looking for a way to easily fill my wheelchair tires to 90 psi. I understand that I don't understand all the technical stuff I should consider when buying a small compressor or a tire inflator, ...
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1answer
844 views

Replacing compressor motor (going from 3 wire to 4 wire) and question about wire colors

I am replacing a GE motor with an equivalent Mars motor, they are same fitting size, HP, RPM etc. and volt range 208-230. The wires are different though: The old motor had orange, blue, and black ...
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2answers
408 views

Attaching Air Compressor To Junction Box

I have a 4 inch metal junction box with a 3/4" mud ring attached and recessed into the drywall in my garage. I want to connect an air compressor to this junction box directly without using a plug. ...
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1answer
53 views

Is it ok to have a rise in an air compressors drain valve?

The designer of my compressor unfortunately didn't put a whole lot of thought into where to put the drain valve on it. It's on the back, and the compressor is against the wall, in a corner, usually ...