Hot-Rodding Harbor Freight’s Cheap Compressor With Recycled Fridge Parts

  Рет қаралды 15,114

The Doubtful Technician

The Doubtful Technician

Жыл бұрын

Пікірлер: 85
@johnmichaell2505
@johnmichaell2505 Күн бұрын
Hi! Nurse here. Those big syringes are for the patients we don't like. The come paired with the bigger needles, too (Serious answer: Some instances require a lot of fluid for stuff, like flushing urinary catheters or NG tubes. It has a statlock on it, so it is technically compatible with IVs, but I rarely if ever see that much fluid given via syringe.)
@oldNavyJZ
@oldNavyJZ Күн бұрын
Also for draining lungs that have filled with fluid, etc.
@trevorqualls9470
@trevorqualls9470 Жыл бұрын
“How you handle the freon, thats between you and god” hahahahah 🤣🤣🤣
@matt45540
@matt45540 Күн бұрын
It's only hundreds of times more potent than CO2
@M-mj8bd
@M-mj8bd 22 сағат бұрын
The ice in Antarctica is currently the thickest it's ever been. Fyi
@adnanxm
@adnanxm 20 сағат бұрын
​@M-mj8bd that's a wild thing to lie about, lol.
@shakdidagalimal
@shakdidagalimal 7 сағат бұрын
@@adnanxm See tony heller here on the tube to finds out who is lying. Guess what, it ain't he. Get a mirror and confess, after watching some tony heller channel here. It's not your fault, they just lie to you.
@4bSix86f61
@4bSix86f61 Күн бұрын
Now I can finally use that fridge compressor I have under my workbench for the past 5 years, Earned a sub
@cphank3722
@cphank3722 13 күн бұрын
You might consider keeping the condenser coil and fan to make dry air. Keeping the reservoir tank dry prevents it rusting out. I think the rectfier makes DC so the pump can be a cheap 12VDC tire inflator pump.
@trahar6257
@trahar6257 3 күн бұрын
I have my 3.5 hp compressor running straight into a transmission cooler with a fan and shroud. Air goes in at nearly 300 degrees and comes out closer to 90. Then to an auto drain air dryer before going into the main tank. I have another dryer coming out of the tank but it’s never had anything it. Most of the benefit of Nitrogen filled tires is that it doesn’t hold moisture. If the air going in your tires has less moisture your tire pressure will fluctuates less that it would otherwise. Dry air is the best air
@frostbite1991
@frostbite1991 3 күн бұрын
the pump motor is absolutely 12v. I scavenged one off a junk HF pancake compressor. Motor even said 12v DC on it.
@TrashPanda71
@TrashPanda71 22 сағат бұрын
I could use one for future projects if someone was willing to part with one. I'd pay shipping.
@ferrumignis
@ferrumignis 13 сағат бұрын
​@@trahar6257That's a myth, nitrogen can be wet (i.e. a mix of nitrogen and water vapor). The nitrogen used for tire inflation has been dried to remove the water.
@ferrumignis
@ferrumignis 12 сағат бұрын
​@@frostbite1991It quite obviously is not a 12v motor otherwise it would be smoked the first time it was switched on. It is a permanent magnet motor (which requires DC) but is rated for line voltage.
@rickc303
@rickc303 6 күн бұрын
Fun fact: Freon is DuPont's registered trademark for R12. So unless the refrigerant is DuPont R12, it's not Freon
@benraymond4435
@benraymond4435 Күн бұрын
The Freon trademark is not specific to R12, it is for all of their fluorinated hydrocarbons. They also have Suva (and others), and appear to use it interchangeably on DuPont's various websites. They list R-134a as Freon 134a and Suva 134a.
@alfredo42o
@alfredo42o 2 күн бұрын
I absolutely love the idea of an affordable, small, and most importantly QUIET air compressor! Even better that it's a fairly simple diy project. I am useless when it comes to working on electronics, but i would actually consider making one of these. With it being so quiet, you could even use a bigger tank, as the capacity of the pump matters less when its so quiet. I wouldn't mind this just always being on in the background
@davidplaster4576
@davidplaster4576 Жыл бұрын
Use JB Weld around the threads to seal leaking threads, doesn't matter if it's the original or quick weld. Just make sure that it fully cures BEFORE putting any pressure on it!!
@thedoubtfultechnician8067
@thedoubtfultechnician8067 Жыл бұрын
I considered solder as well, but decided against anything permanent to make any future repairs easier.
@piousminion7822
@piousminion7822 3 күн бұрын
I was under the impression that those compressors were higher pressure, but very slow. Hmm, Maybe I could do this with a slightly larger tank and 2 compressors running in parallel for increased CFM. Love the video. You gained a sub. :)
@kickboxs77
@kickboxs77 3 күн бұрын
Pretty cool idea. It’s not very portable but if you’ve got a mini compressor for space reasons and you don’t lug it around too often this would be a really kick ass upgrade. At first I was a little apprehensive because I was scared of what would happen if the pressure switch failed but a quick google search seems to indicate that a compressor of that type probably won’t make much over 200 if that so I felt quite a bit better after reading that. Thanks for posting 👍
@jonathanhughes7759
@jonathanhughes7759 Жыл бұрын
Dude I hope your channel blows up.... Your videos are pretty d@mn good
@DerekWoolverton
@DerekWoolverton 3 сағат бұрын
We've got chemistry here. Can you feel it? I felt it! All right Janice.
@TyK621
@TyK621 Жыл бұрын
"I don't" at 19:04 made me chuckle. Fun video good job.
@steveskouson9620
@steveskouson9620 6 сағат бұрын
FFL and MFL fittings, also work on Co2 systems for a homebrewer's kegerator. (See if you can guess who used a set of HVAC gauges on his kegerator.) Also, in my old house AC compressor leaked out all its freon. Let's try using R-600 instead of the R-20 in it. You can get BBQ grade R-600 at Home D, in 15 pound refillable bottles. Little over $20. Had to refill about 6 times that summer, but here in Phoenix, we survived. Landlord replaced the AC in the fall, when they were a LOT cheaper. steve
@COBARHORSE1
@COBARHORSE1 Сағат бұрын
If anybody needs more CFM than this will provide, then use an air conditioning compressor. You might even be able to use the housing for a neat package. I would recommend plumbing the air that comes out of the compressor through one of the condensers or evaporators for extra cooling.
@haydenc2742
@haydenc2742 Күн бұрын
I used one of those self tapping screws...it was the very short 1/2" one...drilled a hole in the bottom to drain the oil, then put 10w-30 motor oil (so later on I can just unscrew that bolt and replace the oil with regularity)...but that harbor freight oil would be much better (non-detergent oil) I put 2oz...or 1/4 cup...those little compressors don't use alot...and will blow it out until it's at the right level oh..another thing...a good 1/4oz of MotorKote will help the compressor on dry starts Very very very cool!
@ADRIAAN1007
@ADRIAAN1007 14 сағат бұрын
I built a similar air compressor a few years ago, I needed a ultra quite compressor for airbrushing in the house and off the shelf ultra quite compressors were more than $800. I bought a brand new 2 gallon compressor on sale for $75 to get a known good pressure vessel, pressure switch and safety blow off valve, and slapped on a salvaged fridge compressor and 1 micron micromist oil/water separator from SMC to get the cleanest driest possible air cost less than $160 to build a compressor i cant even hear running from 2 feet away
@BangShiftViolence
@BangShiftViolence Күн бұрын
The factory oil recharge for that compressor is 384ml. Dry is 440ml.
@inkrpen
@inkrpen 9 сағат бұрын
Can you provide your resources?
@Overlegen
@Overlegen 2 күн бұрын
Those big syringes are used for medical syringe pumps, when you need a slow and steady dose over time. It’s coupled to an iv-line, for example running iv anaesthesia during an operation or epinephrine in the ICU
@tk429
@tk429 Күн бұрын
I'd consider extending the drain for even easier access.
@xsbiggy6349
@xsbiggy6349 2 күн бұрын
You know, the raw commentary alone.....that earned you another subscriber
@saigyl9149
@saigyl9149 5 сағат бұрын
if you run the air through the fridge coils and then the water separator then the tank, you wouldn't have to worry about water accumulation in the tank. you would need a much better separator though
@bob8776
@bob8776 Сағат бұрын
It’s a jelly bean 12v hobby motor. That’s the reason for rectification. Half the motorized doodads in that store are probably using the same part
@george-broughton
@george-broughton Күн бұрын
There's a Wendy's in Leeds, UK so we have the baconator also.
@bryandraughn9830
@bryandraughn9830 Күн бұрын
The fire extinguisher tanks are rated to 300 PSI!
@paulmcgrath2175
@paulmcgrath2175 2 күн бұрын
The drain valve is off center. You will have a permanent puddle in the tank that can't drain unless you tilt it while draining.
@bleach_drink_me
@bleach_drink_me 7 сағат бұрын
That's not his design. That's the way they come.
@fragdude
@fragdude 13 күн бұрын
For my second compressor I bought a larger 20 gal with a belt run pump ($4-500 range, but it had good performance numbers and relatively quiet. Plus I later augmented my fixed air lines with an additional removable tank). I got really annoyed with the water that would come out of the system, more cause I didn’t want it to go into my tires, but also my tools, so I got a cheap (I think it was like $15?) transmission cooler, got the appropriate copper tubing & a decent filter and threw that all between the pump and the tank. Positioned the cooler in front of the belt guard which is in front of the fan that runs off the motor and viola. Pulls lots, dare I say effectively all detectable?, water from the compressed air & cools the charged air down so it’s even denser in the tank. Didn’t take long, wasn’t expensive (most expensive part was the filter/ / air/water separator - scoured eBay for a while looking for a good enough one that was heavily discounted) & keeps my lines & tanks virtually moisture free (some builds up, but only after a lotttt of use). It’s awesome. Always wanted a faster pump without breaking the bank. Will have to check out some fridge compressors - thanks!
@cphank3722
@cphank3722 4 күн бұрын
Maybe you can keep the condenser and condenser fan from the old fridge. A window AC may work better for this purpose...maybe keep the evaporator as well in series with the condenser and a trap at the end to drain water.
@WiSeNhEiMeR-1369
@WiSeNhEiMeR-1369 16 сағат бұрын
Thanks COOP ...
@haywoodyoudome
@haywoodyoudome 2 күн бұрын
22:25 obvious attention span waning....instant sub.
@phordguy
@phordguy Жыл бұрын
Add a toolbox seat on top of it! Great job!
@thedoubtfultechnician8067
@thedoubtfultechnician8067 Жыл бұрын
Ahhh I should’ve built the whole thing under a shop stool! Missed opportunity.
@ausseamore8386
@ausseamore8386 6 сағат бұрын
I would like to know where I can get that full recording of that version of Chopin's compositions
@TrashPanda71
@TrashPanda71 22 сағат бұрын
Got me wanting to do this now.. hmm need to start looking for a junk fridge..
@kyleallred984
@kyleallred984 Күн бұрын
How does this compare to the Milwaukee inflator setup?
@mattharvey8712
@mattharvey8712 2 күн бұрын
Bravo......ok.....epoxy on the hard threads stuff.....and silver solder can weld most all metals together......1100lbs ......cheers
@simonlang2001
@simonlang2001 10 сағат бұрын
How many cfm do u get and can it power a paint gun my crafts man barely dose, it can spray for 6 to 10 seconds before having to stop spraying, to alow air to recharge
@ChunkyMonkaayyy
@ChunkyMonkaayyy Жыл бұрын
nice1. I wouldn't trust myself to not mess it up and have the thing go kabooom!!! LOL
@cphank3722
@cphank3722 4 күн бұрын
Speaking of kaboom, fridge compressors are capable of much higher pressure than a cheap air compressor. Be sure to set the pressure switch accordingly and consider adding a high pressure blowout plug as well.
@smallmoneysalvia
@smallmoneysalvia Күн бұрын
5x 60ml syringes were used by my nurse to draw blood used for a procedure that required a large amount of my blood plasma, that’s at least one application 🤷
@josh8344
@josh8344 Күн бұрын
That’s a terrible idea in terms of general usefulness, but a wonderful idea as a stationary compressor with a large tank, lower draw, and low noise is paramount.
@TrashPanda71
@TrashPanda71 22 сағат бұрын
Never seen the inside of a fridge compressor, wonder how they work ?
@Oeli_Maurer
@Oeli_Maurer Күн бұрын
Wouldn‘t this cause problems when starting the compressor with the tank already pressurised because of the low starting torque of the induction motor?
@Rudy97
@Rudy97 Күн бұрын
Why would it start when there is pressure in the tank?
@Oeli_Maurer
@Oeli_Maurer Күн бұрын
@@Rudy97 Let’s say the tire you want to inflate needs more air that the tank can supply. The compressor would restart while still connected to the partly pressurized tire (this actually happened in the video). Another scenario would be if you want to run an air tool. There you want a somewhat constant pressure in the tank so the pump needs to kick in before the air has completely run out. Therefore every commercially available air compressor that uses an induction motor has a device that vents the pressure from the line between the pump and the tank so the motor doesn‘t have to fight the pressure in the tank immediately after restarting.
@thedoubtfultechnician8067
@thedoubtfultechnician8067 Күн бұрын
These compressors have built in check valves for this purpose. Thats how your fridge is able to restart without stalling.
@MikeStavola
@MikeStavola Күн бұрын
Just wondering how well this held up. I tried this a long while ago, but it locked up after a few months. I really liked having a small, silent compressor like this, so maybe I'll make another one with a larger compressor.
@thedoubtfultechnician8067
@thedoubtfultechnician8067 Күн бұрын
Just used it today! I use it all the time even when a bigger compressor would be better, because I simply don’t hear it running so I don’t care.
@jordanabendroth6458
@jordanabendroth6458 2 күн бұрын
I have one of the newer cheap air compressors from HF and they are still crap, it's like 4 minutes to fill up the 3 gallon tank and still loud af
@C-V-Z
@C-V-Z 9 күн бұрын
I wonder how well a window unit compressor would fare. Have a newer HF 3gal pancake that is also ungodly loud and inefficient that i keep in my car and run off an inverter on occasion.
@thedoubtfultechnician8067
@thedoubtfultechnician8067 9 күн бұрын
I don’t think that would be good to keep in your car. Not good if they roll over, and quite heavy. What do you use it for?
@compu85
@compu85 10 сағат бұрын
Have you had any issues with the compressor restarting with some pressure in the tank?
@thedoubtfultechnician8067
@thedoubtfultechnician8067 10 сағат бұрын
None. I use it heavily. Remember, these are designed to start under pressure with refrigerant!
@compu85
@compu85 4 сағат бұрын
@@thedoubtfultechnician8067 cool! A lot of home units can't restart when the high side is really high, they have to be off for a bit to cool.
@beyondwhatisknown
@beyondwhatisknown 11 сағат бұрын
I need that rubber check valve for my own 3 gallon Canadian Tire compressor made by the same company. Mine is malformed and leaks. I looked everywhere for parts but nobody sells it. Can you mail it to me?
@paulthompson1216
@paulthompson1216 13 сағат бұрын
I can’t seem to find my refrigerator. Anyone seen it?
@RVCMemes
@RVCMemes Күн бұрын
I didnt even know Harrys had hoodies lmao also I have the same compressor and its loud af
@AndyPhu
@AndyPhu 3 күн бұрын
Literally me in the garage minus recording myself and posting it on youtube.
@hakushiro9910
@hakushiro9910 Күн бұрын
*imperial is better* - few scenes later - uses a fkn 23/64 drill to make something close to a 9mm hole. nice comedy video you uploaded there =D
@MrTapanes
@MrTapanes 6 ай бұрын
I don't want to make this weird, but I *REALLY* enjoy your videos. Really great stuff. Can we hang out? FYI, visitation days are Tuesday and Thursday from 10-2.
@stasi0238
@stasi0238 14 күн бұрын
I don't want to sound rude but I think you are actually weird. Sorry
@geemee3364
@geemee3364 3 күн бұрын
Biggest problem with an air compressor: NOISE.
@RobTrickle
@RobTrickle Жыл бұрын
build a seat on top
@APatchworkCanvas
@APatchworkCanvas Күн бұрын
I have that air compressor. It’s a POS. 😂
@ShaggyMummy
@ShaggyMummy Күн бұрын
hmmmm
@patrickday4206
@patrickday4206 Күн бұрын
can't imagine lasting long without oil in it
@HappyHarryHardon
@HappyHarryHardon Күн бұрын
I’ll stick with my 10hp screw compressor. Thanks though.
@TrashPanda71
@TrashPanda71 22 сағат бұрын
Yeah, but alot of us don't have that kind of $$$.
@realblakrawb
@realblakrawb Күн бұрын
*using a harbor freight compressor tank to make a home brew refrigerant compressor explosion liability *
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