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2answers
52 views

Valve to select higher pressure water source

I'm trying to build an irrigation system which runs off city water supply and pumped water from a rainwater storage tank. To keep it simple, the idea is to have the sprinkler timer open a valve from ...
1
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2answers
348 views

Why would I have little to no water pressure after reopening the main water valve?

I had turned off the main in my basement today so I could replace a couple of leaky valves in my basement bathroom and under my upstairs kitchen sink. turned on all the valves and opened up the main. ...
1
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1answer
144 views

Cheap solution to unscrew and screw back a refillable lighter valve (to clean a lighter) [closed]

Here is the valve that need to be unscrewed: the lighter: I have seen some expensive solution, and I'm not even sure they would fit since those valve and removal tool might not be standard. I ...
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votes
1answer
182 views

What options do I have for replacing this sillcock?

The handle on my outside faucet falls off almost every time I use the faucet, which is mildly annoying. As far as I know, there are no leaks or any problems with the sillcock itself. My basement has ...
2
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2answers
436 views

How does a shower valve get installed backwards?

I have stayed in hotels on a few occasions where the shower is controlled by two knobs (hot/cold), and one of them turns backwards (clockwise for "on", counter-clockwise for "off"). Now I've moved ...
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2answers
134 views

Is this Fafco valve actuator actually a Jandy?

My pool's solar panel valve actuator is not working any more. The temperature panel lights up but the valve seems broken. It doesn't move and I can't manually adjust the handle. I bought the house a ...
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2answers
151 views

Is there a commodity 3 or 4 way valve that can be electrically controlled?

I live out here in the San Francisco bay area where it doesn't rain in the summer. So I want to make an automated plant watering device. I already have a water pump intended for solar water heating ...
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0answers
228 views

Cut pipe or remove ferrule using tool when replacing compression valve?

I have been changing the valves under my sink and I was wondering what is the best course of action? I've attempted to remove the ferrule on two of the pipes and it wouldn't come off. (I had no tool ...
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1answer
464 views

How can I turn off this water valve?

(tl;dr - check the bolded questions and look at the pictures) Earlier this week I had a frozen (and burst) pipe. It's on the way to the outside spigots and not particularly important in the winter, ...
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1answer
2k views

How do I hook up a water line to the ice-maker on my old Frigidaire fridge?

I am trying to hook up the ice maker for an old Frigidaire fridge, but there is no line running out of the back. When I opened the access panel I found the water valve but unlike newer water valves ...
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1answer
564 views

What is the difference between Moen Moentrol 3510/3520 and 3550/3570?

I'm trying to pick out a new valve for my shower, and I'm pretty set on a Moentrol. Moen produces four differnet models: Two 1/2" IPS Models: 3510 and 3550 Two 1/2" CC Models: 3520 and 3570 Their ...
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0answers
50 views

Identify/troubleshoot this millivolt furnace valve

I have an old millivolt gas furnace that's stopped working. The pilot stays lit fine and the thermopile generates about 360 millivolts, and there's no problem at the thermostat (checked voltage and ...
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votes
1answer
274 views

What disadvantages do thermostatic mixing valves have?

I will soon be buying a new water heater for my home. I want to set the heater to keep the stored water at least 140 degrees Fahrenheit (60 degrees Celsius), and use a thermostatic mixing valve to ...
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2answers
3k views

Should I replace my main water valve with a SharkBite shut off valve?

Currently my main water shut off valve is soldered using a 3/4 globe valve. However the stem is leaky and I am thinking of replacing it. Is it a good idea to cut it out and replace it using a ...
0
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2answers
179 views

Is this singe-handle shower valve servicable? If so how would I find the source of a steady drip when the valve is shut off?

My mother's house has a shower that has a perpetual drip; the valve is likely original to the house (probably ~1970) and I expected it to be a pressure-balancing valve with a cartridge and replacable ...
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3answers
3k views

Can I shut off the water supply by unplugging the water softener?

I have to replace one of the O-Rings in a leaky faucet, and would have to shut off the water valve to said faucet. However, the faucets in my place don't have individual shut off valves, and there is ...
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2answers
8k views

What can I do about a saddle valve that won't turn on?

First winter my mother is widowed, we can't get the humidifier on. Thought maybe the water to it is turned off. I'm on the phone with her and telling her to turn this saddle valve counter clockwise to ...
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1answer
150 views

Which is the outlet test port on this valve (VR8204A)

I am being told that this gas valve has an outlet test port on the valve, 1/4" and can be accessed via an Allen wrench. Where is it? Apparently the gas pressure can be measured with one of these
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2answers
15k views

Do I need to shut off gas water heater if I turn off water?

I'm renting a house in Washington DC but the house is going to be empty all of December since I am going home for Christmas. I'm very concerned about the pipes bursting. I would just leave the house ...
2
votes
1answer
161 views

Is there a danger of back flow from water heater while replacing a saddle valve?

We have a leaky saddle valve feeding our humidifier. We eventually want to get a real valve installed, but for now are looking for a cheap near-term solution. Here is my concern: the original ...
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3answers
1k views

How do I replace the toilet shutoff valve?

Since the shutoff valve is leaking (the packing inside is worn), I'd like to replace it. Is the valve soldered onto the supply pipe, or is it a threaded connection?
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1answer
143 views

How to remove old multi turn water inlet valve

I was replacing some of the parts in my toilet and noticed the grommet on the toilet end of the supply hose is worn and started to leak when I reconnected it. My preference would be to just replace ...
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0answers
64 views

Where do I install the recirc pump on a combi core water heater?

I have a Bradford and White Combi Core water heater. The spiral part provides hot water for heat, and the tank provides potable water. The heat side needs around 160 degree water. The recirc pump ...
2
votes
1answer
139 views

How do I replace a leaky secondary water valve?

Outside I have a leaky secondary water valve that seems to overfill whenever my secondary water is turned off. I don't have the slightest clue of how to replace this and would rather learn how to do ...
2
votes
2answers
86 views

Are some water valves poor quality?

My house was built in 1996, and every water connection has a multi-turn shutoff valve. These seem to fail the first or second time I use them - the inner rubber seal disintegrates and becomes brittle ...
2
votes
2answers
904 views

Is it acceptable to not have access to the main water shutoff valve?

I recently learned that our 1970s townhouse doesn't have its own main water shutoff. Instead, two contractors have access to a room with a water shutoff for the building (about a dozen units). My ...
2
votes
1answer
188 views

Do I need to replace this water pressure valve?

We recently bought a house built in 1976. The property is relatively rural but does get city water. The water pressure in the whole house is less than desirable, so we had a plumber come out to tell ...
18
votes
3answers
10k views

Are “1/4 turn” water supply valves more reliable than “multi-turn” valves? Or vice-versa?

Aside from personal preference, is there any reason why I would want to buy a "1/4 turn" water supply valve instead of "multi-turn valves"? Is one technology/design clearly superior than the other in ...
3
votes
3answers
11k views

Do brass ball valves have to be oriented with the flow of water?

I bought this brass ball valve from Home Depot and installed it in the orientation of what I would consider "backwards". I'm not sure if it actually matters and before I close up the wall I would like ...
2
votes
1answer
2k views

Replacing water heater gas control valve

First let me summarize my questions, then provide detail: Summary: Can a newer gas control valve be installed on an older water heater? As an individual who has never attempted something like this ...
1
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1answer
158 views

How can I repair a float valve that is blocked open?

The toilet float valve I use is of the brand Geberit. It keeps leeking water because it does not close anymore. I guess the metal pin at the front needs to move when the green elements move up. Does ...
2
votes
1answer
437 views

How can I mount K-728 diverter valve without any clearance behind it?

I have a 2x4 wall which doesn't allow for much room (maybe 1/4") behind the diverter valve. I do not want to extend the wall outward into the shower as that would be a headache. How can I secure the ...
1
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1answer
326 views

What is the purpose of this piece of a toilet fill valve?

I was replacing a toilet fill valve last night, and after it was all done, I noticed the following item sitting in the basin I had placed underneath: It looks unused, so I'm assuming it fell out of ...
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1answer
524 views

Was my pressure release valve installed backwards?

I realise that this may well be beyond the scope of an SE site, but I'll give it a go nonetheless. We've recently had a leaky pressure release valve on our Megaflo hot water tank. We have no boiler ...
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votes
3answers
5k views

Why does cold water always mix in bathtub mixing valve, even on hottest setting?

I have a single-handle (rotates 270 degrees) faucet in my tub/shower. I've noticed that it is always mixing in cold water, even when turned all the way to hot. I can prove this by holding the cold ...
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2answers
5k views

Can a boiler water feed / pressure relief valve be repaired?

I am a homeowner trying to troubleshoot my hot water boiler system (Winkler Gas Boiler). I noticed recently that my boiler is reading zero pressure. The combination fill & pressure relief valve (...
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0answers
5k views

Why is there no water pressure after turning main off then back on?

Came home after work to a water leak, a coupling had corroded and come apart on the hot water line. Turned water main off and repaired the leak but when I turned the water back on I had no hot or ...
0
votes
1answer
459 views

Air admittance valves on waste pipe with extraction

Just move into a new apartment which is on the upper floor of three. The bathrooms of each apartment are directly above one another. I believe that the exhaust vents of the bathrooms in the apartments ...
0
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2answers
1k views

Should I replace my Pressure Reducing Valve?

A few weeks ago, my oil-fired water boiler started continuously leaking water out of the pressure release valve on the top of the unit. I know this is leaking steadily because it drains into a 5gal ...
2
votes
3answers
12k views

How do I remove this stuck faucet valve cartridge?

It's still in the casing, as I didn't want to remove the whole faucet. I tried lots of WD-40 and trying to tighten a little and then loosen. Someone told me to use a hair-dryer on it to heat it up a ...
1
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3answers
8k views

How do I replace this toilet shutoff valve?

I need to replace a toilet shutoff valve (does not completely stop water flow) as part of process of fixing a leak I saw around the base of my toilet (suspect i need new wax ring??). I bought a new 1/...
1
vote
1answer
2k views

Can I rely on a simple gas valve to shut off the gas?

I have a gas pipe with a simple turn shut-off valve in line on the pipe feeding the section I need to work on. Is shutting it off there sufficient enough to do the work I need to do, or do I need to ...
1
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1answer
435 views

How do I remove my tub diverter?

I replaced my cold and hot water valves a while back and now it seems like it's time to replace the diverter. When running the water to the tub, some water comes out of the shower head. I've tried to ...
3
votes
3answers
5k views

How can I fix a shower faucet valve where hot and cold suddenly reversed?

We have one of those faucets with one handle which first goes to cold and then progresses to hot as you go further from off. Or, at least, it used to be that way. We went on vacation, had someone ...
0
votes
0answers
35 views

How can I determine if a valve complies to MSS?

How to know if the valve complies to Manufacturers Standardization Society (MSS) or not? I want to approve a valve for an HVAC project, but I don't know how.
1
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1answer
6k views

How can I replace this water pressure reducing valve?

Some of my taps were dripping slightly and it was recommended that I test the water pressure. After a few tests the pressure is 140 PSI in the house, which I understand is extremely high and I have ...
0
votes
1answer
4k views

How can I remove a temperature and pressure relief valve that seems to be stuck?

I have a hot water heater relief valve that is leaking heavily. The water heater manual states I should replace the valve (which is OK by me). Unfortunately, I am not able to remove the valve as it ...
3
votes
1answer
25k views

Low water pressure after turning main water back on

I turned off the main water valve in my house to replace a toilet since the valve to the toilet wouldn't turn off the water. Problem is, when I turned the main valve back on, I got a really low amount ...
2
votes
1answer
495 views

Is it possible to over tighten adapters, valves, etc, causing leaks?

My son replaced the sillcock valve easily enough, using plumber's tape at the connections, but there is a tiny drip from the adapter and now the water shut-off valve. The home was built in 1990. ...
5
votes
2answers
2k views

What is this pipe called, and how does it work?

I recently saw a plumbing setup where a 2" pipe was run from a bend in the 4" toilet return. The 2" pipe bent upwards to meet the floor next to the toilet, where it was capped off with a removable ...