25 votes

What kind of nut is this

I find using the correct ā€œcā€ spanner, in fact I would use two together to undo that as it means no hammering to possibly damage bearings etc. This method of using two nuts is used to set a limit or ...
Solar Mike's user avatar
  • 27.4k
20 votes
Accepted

Should I run the tap while dumping boiling water?

April 13, 2016 Purpose: There is some disagreement as to whether boiling water can be poured down a residential kitchen sink without damaging the drain pipe. It might be assumed that if the pipe ...
Ben Welborn's user avatar
  • 6,212
16 votes
Accepted

What kind of nut is this

It's a spanner nut. There's a special wrench to loosen and tighten it but putting a slotted screwdriver in the groove and tapping it with a hammer usually works. it's a double nut so loosen one ...
JACK's user avatar
  • 80.5k
14 votes
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How can I stop a toilet seat from rapidly loosening?

Nylon is self-lubricating. Even when tight it's very slippery against itself. You'll need to increase friction. It may seem counter-intuitive, but you could apply some PTFE (Teflon) plumbing tape to ...
isherwood's user avatar
  • 138k
11 votes

How do I fix this countertop with a permanent solution?

The problem is that whoever installed this didn't screw that side of the supports into the studs or the screws were too short to go into the studs.. Over time, that support worked loose and dropped ...
JACK's user avatar
  • 80.5k
10 votes
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Diagnosing food particles in dishwasher spray arm

Does the dishwasher rinse the dishes with post-filter grey water? Yes. The dishwasher fills the bottom basin with water (and heats the water to a good bacteria-killing temperature) then pumps the ...
Triplefault's user avatar
  • 7,644
9 votes

How NOT to use a power drill. What are common mistakes that should be avoided?

Some other helpful hints (not from Heloise) 0) ALWAYS wear gloves and eye protection. (Note: if you're using one hand to hold down the material being drilled, a glove can reduce injury if the drill ...
Carl Witthoft's user avatar
8 votes
Accepted

Do I really need to replace the anode rod?

Most water heater tanks are steel with a thin glass lining to protect the metal from corrosion. Since the lining eventually cracks, tanks have a second line of defense against rust: a long metal ā€œ...
isherwood's user avatar
  • 138k
8 votes
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Rust on outdoor ac fan motor? Tech recommends replacement?

GET A NEW AC GUY!!! Most motors have a external laminated iron core and cast end bells. This metal when outside may rust that is what happens to the iron. We do paint motors when we rebuild them to ...
Ed Beal's user avatar
  • 103k
7 votes

When buying a rental home after many years of our occupancy, is a home inspection still necessary?

Yes, unless you are an inspector yourself. Inspections often catch things owners don't know about. The owner may have maintained it meticulously, but he can only fix the problems he knows about. My ...
Jon's user avatar
  • 1,677
7 votes
Accepted

Help me identify: Mold or fungus or Moss?

This is a combination of Moss (the thick rounded lumps) and lichen (the very thin plants) It is no worse for your health than having the same plants growing on your footpath or driveway or rocks. ...
Criggie's user avatar
  • 10.6k
7 votes

How important is it to completely flush a water heater?

The sediment will be at the bottom. So you will get nearly all the sediment during the first gallon or two while draining. There is generally little to gain by fully draining the tank.
jwh20's user avatar
  • 23.3k
6 votes

Should I run the tap while dumping boiling water?

First of all, do you in fact have PVC pipes? Lots of older houses have cast iron end-to-end, so nothing at all to worry about in that case. Even if you do have PVC, I don't think there's any serious ...
Carl Witthoft's user avatar
6 votes

How NOT to use a power drill. What are common mistakes that should be avoided?

Just some things I see on jobs all the time: Do not use a power drill (you want to keep mix things). You will blow out the motor in a good power drill by using it as a mixer. I see my guys use ...
DMoore's user avatar
  • 48.3k
6 votes

How can I stop a toilet seat from rapidly loosening?

It is likely that the plastic nut (or bolt it screws to) is stripped. It may feel like it is tightening, but works loose because the threads are damaged. You should grab a set of replacement toilet ...
Jimmy Fix-it's user avatar
  • 35.8k
6 votes

Bandsaw tyre jumps off

Tyre could need replacing if it is worn to the point that it is not maintaining the correct shape on its outside diameter when installed. Ideally the center across its width should present a slightly ...
Michael Karas's user avatar
  • 64.6k
6 votes
Accepted

How do I fix a sink that became slow to drain after pouring polyurethane down it?

Start with (no, wait - buying your buddy a large quantity of the GOOD version [in your buddy's opinion] of something they like a lot, then...) removing the trap, assuming the trap is not one that has ...
Ecnerwal's user avatar
  • 215k
6 votes
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Do I really need to flush my hot water heater?

All tank water heaters collect stuff in the bottom of the tank. It's may be sand, dirt, small pebbles, mineral deposits, rust, or whatever. But over time you get a layer of it there. In electric ...
jwh20's user avatar
  • 23.3k
5 votes

Why is my furnace leaking, and what is it leaking?

I know it's in the comments, but I feel it's important enough to place in an answer: Never EVER throw water on a fire that is , or might be, oil or gasoline - based! If your furnace does not have an ...
Carl Witthoft's user avatar
5 votes

How NOT to use a power drill. What are common mistakes that should be avoided?

Radial loads are bad. Axial loads are good. The bearings in your drill or drill press are designed to counteract the forces in line with the drill bit. A milling machine does both, and using a ...
Joe Makes Things's user avatar
5 votes
Accepted

Snow blower : 0w30 or 5w30

Most engines have several weights of oil that are allowed, typically with one of them being the recommended weight. In addition, outside temperature affects which oil weights can be used. Most manuals ...
Eli Iser's user avatar
  • 1,956
4 votes

Is it a bad idea to use pine for painted exterior siding if prepared properly?

Pine will work fine if prep on the wood is done correctly. Prime all ends, the back, the front and two coats of paint on front and ends. This is usually good for 10 plus years. Pine siding has been ...
user88971's user avatar
4 votes

How do you drain a carburetor?

Chain saws have what is called a diaphragm carburetor as opposed to the carburetor with a float. The float bowl in those types hold gas and need to be drained and usually have a drain plug. The carb ...
Jack's user avatar
  • 35.2k
4 votes

Do I really need to replace the anode rod?

The purpose of the anode is to corrode first before your tank does. It may be that your water chemistry is such that the anode is only consumed slowly (or absurdly fast-- one of our clients had an ...
uttereast's user avatar
4 votes

Why does an air-conditioner need maintenance and a fridge does not?

A refrigerator is different from a (whole house) A/C in a few ways. Similar to a window unit A/C it's a "factory built packaged unit" - it's been assembled and tested under carefully ...
Ecnerwal's user avatar
  • 215k
4 votes

Filling the gap between deck boards

I'd consider how much rain it gets before thinking of filling the gaps. You could be swapping one problem for another if the deck doesn't slope sufficiently away from the house to properly drain. My ...
Tetsujin's user avatar
  • 11.5k
3 votes
Accepted

Why is my furnace leaking, and what is it leaking?

From reading all that you wrote, including the update, it is clear that there is an oil leak somewhere in the furnace mechanism or in the fuel line leading up to the furnace. You should continue to ...
Michael Karas's user avatar
  • 64.6k
3 votes

How to prevent tree stump from decaying

Where I live there are a lot of old trees (often landmarks) protected by laws as natural monuments. Rotting of tree bases is a common phenomenon while the living parts are saved by a multitude of ...
Ariser's user avatar
  • 557
3 votes

Should I run the tap while dumping boiling water?

The drains in our area are ABS, not PVC. I found this answer on a different website. Source(s): "The Uniform Plumbing Code (UPC) requires that the water temperature not be any hotter than 180 degrees ...
Cindy's user avatar
  • 31
3 votes

Should I run the tap while dumping boiling water?

I just had to have the PVC pipe under my kitchen sink drain replaced. When the plumber took it out it was deformed. It looked like it had melted and was crooked and thus developed a leak. ...
randyb's user avatar
  • 31

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