Questions tagged [compressor]
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85
questions
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1answer
23 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
26 views
Compressor very noisy for sub-zero freezer section. Ice starting to melt
Any advice how to solve the above issue?
1
vote
1answer
43 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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42 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 ...
0
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1answer
23 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 ...
1
vote
1answer
41 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 ...
0
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1answer
212 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 ...
0
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1answer
32 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 ...
4
votes
1answer
52 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 ...
0
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1answer
68 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
101 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 ...
1
vote
3answers
197 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 ...
2
votes
3answers
85 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
1k 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 (...
1
vote
1answer
204 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 ...
0
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1answer
33 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 ...
3
votes
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
69 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 ...
2
votes
2answers
120 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 ...
1
vote
2answers
66 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 ...
1
vote
2answers
957 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
0
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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 ...
1
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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
69 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 ...
2
votes
3answers
90 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 ...
0
votes
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, ...
1
vote
1answer
158 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 ...
2
votes
1answer
5k 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
167 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
44 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 ...
1
vote
2answers
157 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 ...
0
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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
118 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 ...
1
vote
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 ...
0
votes
1answer
50 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
33 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 ...
1
vote
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 ...
0
votes
1answer
111 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
860 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 ...
1
vote
1answer
866 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, ...
1
vote
1answer
798 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
...
1
vote
2answers
372 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. ...
1
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1answer
50 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 ...
1
vote
1answer
7k views
HVAC making sound even when off
At Thermostat
Fan was on Auto
Cooling was On
Outside Unit was making noise.
Outside Unit Fan not coming on at all
Next to the compressor on the Wall there was On Off Switch, I turned off power ...
1
vote
1answer
497 views
Why does my compressor bog down at low pressure?
Just bought an air compressor, and when I turn it on it starts to build up air but when it gets to around 20 psi the motor seems to be slowing down almost to a stop. Does anyone know what's up with ...
0
votes
1answer
392 views
How to Seal leaks on an air compressor system
My air compressor machine is leaking at its clamped joint area where the red plastic tubing is connected to a metal joint.
I see products on the market meant to seal leaks such as teflon tape and pro-...
0
votes
2answers
6k views
Compressor size for HVLP gun?
I have never used an HVLP gun before and am trying to figure out what compressor I need. I will be spraying small, metallic parts. The paint I am using recommends an HVLP gun with a 0.8mm tip running ...
0
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3answers
2k views
Brand new air compressor trips onboard breaker on start
I bought a new air compressor from Harbor Freight (8-gallon, 2hp,) and last night I added oil to the fill line, opened all valves, and started it to run it for the break in period (30 minutes with no ...
