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the pee-hole post or a quick fix if your air compressor's drain valve is leaking and other sidequests

i mentioned having drama with my air compressor in my last post. the issue was that the compressor's drain cock valve - the pee-hole, on this blog - was leaking air. notice how i said "the issue was" and that's because i fixed it. to celebrate, as well as deliver on my promise to jenn nation, here's...

the pee-hole post

the way an air compressor works is that it forces air into a tank which can then be released, for example, when you press the trigger of an airbrush. imagine the tank being a full balloon and the airbrush is your fingers holding the balloon closed and loosening to allow some air out of the balloon.

i own a california air tools (whatever) compressor and i use it for airbrush painting and just blowing air for dusting or drying stuff on my desk.

photo of my small air compressor on my table and my hand is on the side of the tank to show its small size

the tank has a pee-hole that you can rotate a ball inside it to stop or allow air to drain. you want to end each use of the compressor with an empty tank - of air, as well as any condensation. it's a pee-hole, see.

collage of two photos looking up into the drain valve of the compressor, one shows it open and the other closed

my issue is that when when i had the pee-hole closed, it was still releasing some air. i had been pretty good about draining it and it wasn't an old tank, so i figured that there must be a plastic piece inside the pee-hole that needed to be cleaned or replaced.

photo of my hand holding the small ball and washer from inside the drain valve

i used a hex wrench or whatever it's called to remove the insides so i can confirm there was a worn-down piece inside. i made an order to ace hardware for a new part. shipping was going to be twice the amount as the part so i added a couple of items to the order to tackle other projects: some sisal rope to rerope pumagreg's cat tree, and a new mop and bucket so i can clean up the place ahead of thanksgiving.

photo of the washer with thread tape around it, sitting on my desk next to a spool of thread tape

as a temporary fix to the valve, because i wanted to paint that night and had no idea how long an ace hardware order would take, i stretched a little bit of thread tape around the piece over the plastic bit. this greatly improved the leak and allowed me to keep using the compressor while i waited for the new part.

and then my spray pot lid broke and i found a model for andy to 3d print for me. of course, the jar i used to use was a narrow-mouth jar and the model needed a wide-mouth jar. so within hours of the first, i made a second ace hardware order - fortunately a set of jars was on sale and we'd use the rest for drinking anyway.

photo of a Bostitch brand 1/4 turn ball drain valve in its packaging which i'm holding up

i was not happy about making 2 orders within a day, but i was pleased to receive both orders less than two days later. finally, i had my compressor's new pee-hole, mopping supplies, a roll of sisal rope, and 8 wide-mouth jars. what a girl wants.

photo of two jars with spray pot 3d-printed attachments. the one in front is wide-mouthed and i have my airbrush inside the attchement so you can see what it's for

here's my "spray pot" complete. you can find the model like i did on thingiverse. just note that you'll want to put a ball of cotton or something in the cone thing if the water level of the jar is lower than the pole beneath it. in the future, i'd remix the model to remove that thing entirely - i think it's so you can "easily" pour stuff out, but i'm fine with unscrewing the lid once in awhile.

photo of a white cat tree that has 2 different-leveled cratching posts and the rope is falling off because of pumagreg's destruction

before i show you how i installed the compressor's new pee-hole, i want to talk about pumagreg's cat tree. pumagreg is an absolute shredder, and fortunately he keeps 99% of his shredding to cardboard and his cat tree. i had been meaning to rerope the scratching posts - something i've not done before but figured was an easy, annoying task to do. i was right!

photo of the floor showing a pile of torn sisal rope, shreds of it all over my black sweats and socks, and one of the scratching posts is ropeless

with a roll of sisal rope in hand, i tore off the rope from the bottom post first. and then i just wrapped the new rope around. it absolutely was both easy and annoying. rope shreds got everywhere! sometimes i got splinters but never got up to put gloves on! i also could have unassembled the tree to make it easier to wrap the rope, but part of my art is doing things the hard way. anyway, the amount of rope one needs is (warning: math):

height-of-pole / thickness-of-rope * diameter-of-pole * pi

remember this math but refrain from exclaiming how smart i am for knowing math...

photo of one scratching post of the two complete, and a small pile of rope on the ground

...because after i completed the first pole, i realized i forgot to multiply that by the NUMBER OF POLES I WAS REROPING. so here's the actual math:

height-of-pole / thickness-of-rope * diameter-of-pole * pi * number-of-identical-poles

so, naturally, i made a third ace hardware order for another roll of sisal rope. and because i'm a sucker and cannot stand an order where shipping is the most expensive item, i tossed two treats into the order: a toilet paper holder and...well, you'll have to reach the end of this chaotic journey to find out the other one.

photo of my hand holding the drain valve packaging and using my thumb to cover the brand a little so it says "BITCH" instead of "BOSTITCH"

let's get back to the pee-hole.

photo of the back of the packaging saying "ball type drain valve: ideal for replacing air compressor drain cocks, high quality o-ring free construction for long, trouble-free life, pre-applied thread sealant for air tight connections"

every time i question whether i'm taking myself seriously enough or not by calling it the pee-hole, i remember that what i'm talking about is a "ball type drain valve [that's] ideal for replacing air compressor drain cocks". despite what a pain this entire journey was, i was happy that this particular drain valve promised a "long, trouble-free life". what a girl needs.

photo showing both drain valves next to each other on my desk

here's a side-by-side of my compressors old valve on the left and the new one on the right. funny enough, the rest of the hardware on the compressor was brassy and not silvery, so this new ball type drain valve ideal for replacing air compressor drain cocks actually fits the compressor's aesthetic better. this matters more than anything, even safety.

photo of my compressor with the entire drain valve removed

here's the compressor with no pee-hole. even though i'm incredibly strong, it's important to the safety and serenity of our household that i reserve that strength, so andy helped me remove the valve and put the new one in.

photo of my compressor with the new drain valved about half-installed

it was easy to install, but took a lot of strength to get it tight. you'll need a wrench, no matter how leathery your hands are.

photo taken from under the compressor looking up towards the fully-installed drain valve

pov: you're looking up at my compressor's newly-installed pee-hole

photo of pumagreg, my black cat, laying on the top level of his cat tree, which has one of two scratching posts freshing re-roped

with that installation complete - and working fantastically by the way, thanks for asking - i now had to finish all the sidequests i started all because there was air leaking out of my air compressor pee-hole. unfortunately, thanksgiving was coming up so i had to wait like 4 days for my third, final ace hardware order. pumagreg waited patiently on his half-done tree while i mopped all the floors with our new mop and bucket.

closer photo of pumagreg yawning big

he wasn't too patient though.

photo taken from the floor looking up at pumagreg who was staring at me as i removed the rope from the post

pov: you're removing the old rope from a cat tree while pumagreg stares at you from the top

photo of my floor showing two piles of rope and their identical labels in front of them. the rope on the left is about twice as thick as the rope on the right, but the labels say they're both 1/4"

pov: you realize that even though you ordered the identical sisal rope, they sent you a different one

this post was going to end in a glowing review of ace hardware and how big their selection is and how fast they ship, but this pissed me off! clearly, and we measured it, the rope on the left is 1/2" but it's got the same exact 1/4" label and UPC as the first roll of rope. there was no way i was making a FOURTH order to ace hardware, i was all out of projects and things i'd need from there. i just had to make it work with this DIFFERENT rope.

photo of pumagreg on the floor behind me staring

pov: pumagreg is watching you and judging the inconsistencies in the rope you're using on his cat tree

photo of pumagreg scratching the post i just reroped in is now-finished cat tree. the ropes are not uniform because ace fucked up.

at the end of the day, pumagreg didn't seem to give a shit whether the rope was different or not, it got the job done. and i came away with not only a new compressor pee-hole, re-roped cat tree, spray pot, drinking jars, toilet paper holder, and clean floors - i came away with a long, drawn-out story to tell for hopefully many thanksgivings to come.

photo of a chia pet hedgehog, made of terracotta formed into a cute hedgehog shape, with a thin layer of wet goopy chia seeds that i had just covered it with

also a chia pet hedgehog, from that third ace hardware order. i always wanted one as a kid!

xoxo jenn

this was published December 1, 2024 under living art airbrush pumagreg ace-hardware diy thingiverse 3d-printing chores