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2
votes
1answer
72 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 ...
1
vote
1answer
27 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 ...
1
vote
1answer
44 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 ...
3
votes
5answers
32k views

How do I pressure test a natural gas line and what do the valve pressure ratings mean?

I'm planning to add an appliance to my house, and will want to do a pressure test of the newly installed gas lines. My main shutoff says 175 PSI, but most of the appliance valves say either 1/2 or 5 ...
2
votes
2answers
439 views

Help identifying thermostatic mixer (shower temperature control)

I have the following valve in my shower. I thought it was a Grohe, but after contacting their support - it seems it is not. There is something wrong with the valve, not letting us decrease the ...
6
votes
2answers
16k views

How do I find the water main entry point to my house?

My house has no apparent main water line shut off valve. Usually one would find a shut off valve right near where the water main entered the house structure. At my current house I have never been able ...
3
votes
1answer
85 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, ...
1
vote
0answers
54 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 ...
1
vote
3answers
300 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 ...
0
votes
0answers
54 views

Why does my toilet fill valve never completely stop filling?

When ever I flush my toilet the tank fills to the correct height and the water looks like it stops, but then I hear a hissing noise and the tank continues to slowly keep filling until it is constantly ...
3
votes
1answer
113 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 ...
0
votes
0answers
50 views

How to fix cable on in-wall flush toilet

I have a wall-mounted toilet with the flush mechanism in the wall. During cleaning the blue cable that connects the button to the valve was disconnected. Can somebody tell me how can I can fix it? ...
0
votes
0answers
75 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 ...
1
vote
1answer
425 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 ...
0
votes
2answers
582 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 ...
1
vote
0answers
28 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 ...
0
votes
2answers
376 views

Replace main water valve with 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
votes
2answers
59 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 ...
2
votes
3answers
4k 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 ...
7
votes
2answers
2k views

Why won't my new water valves turn on?

Alright I just replaced my bathroom sink and faucet had some problems but managed through. Turned my water back on and the went back to the bathroom sink to turn the valves on but they won't turn. ...
1
vote
1answer
43 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 ...
0
votes
2answers
3k 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 ...
1
vote
1answer
819 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 ...
2
votes
1answer
74 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 ...
1
vote
3answers
225 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?
0
votes
1answer
54 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 ...
5
votes
3answers
7k views

The main water valve won't open fully after I closed it. How do I shut off the water to replace it?

Basically the title says it all. I turned the water for the house off to replace some leaking washing machine shutoff valves, and install stop-cock valves for a laundry sink. When I tried to turn ...
4
votes
3answers
4k views

How do I remove the head off this Giacomini thermostatic radiator valve?

How do I remove the head off this Giacomini thermostatic radiator valve?: Click for larger view I was expecting part of the white bit to twist off easily, to reveal the inner pin on the valve. It ...
1
vote
0answers
33 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 ...
1
vote
1answer
112 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 ...
5
votes
3answers
3k 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 ...
1
vote
1answer
51 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
1answer
4k views

How do I remove this shower stem valve?

I don't see how to remove this stem valve. It fits into this brass pipe which is not a collar--it is entirely round, and I tackled it with channel lock pliers and quite a bit of force, and it did not ...
1
vote
2answers
328 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
2answers
53 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 ...
4
votes
1answer
831 views

How do I turn off this sprinkler valve?

We just purchased our home this summer, so I've never gone through the process of turning off the sprinklers for the winter (we're in Utah, so hard freezes are possible). The stop-and-waste valve is ...
2
votes
1answer
82 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 ...
3
votes
2answers
1k views

How can I add an ice maker water line?

I have the following setup with a T with a valve to an above sink water filter. The line from the T has one steel braided 3/8” line and goes up to the sink as 3/8”. The other is a thin PVC line ...
6
votes
3answers
55k views

What causes a water heaters relief valve to discharge water?

I have a Gas Reliance Water Heater 1212. I found recently (in winter) there is a water dip through the relief valve into a 5 gallon bucket. Sometimes, it can fill the whole bucket. Sometimes, it has ...
0
votes
1answer
305 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 ...
18
votes
3answers
5k 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 ...
5
votes
2answers
2k views

Is it common for faucet handles to turn in opposite directions?

I just had my bathroom renovated and I noticed that cold and hot sink handles turn in opposite direction. The hot is the standard lefty lucy and righty tighty-- but the cold is the opposite (closes ...
1
vote
1answer
416 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
vote
2answers
3k 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
162 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
vote
1answer
177 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 ...
8
votes
3answers
6k views

Handheld showerhead backflow preventer

Every year my rental house is inspected by the city. Last time the inspector told me to add a backflow preventer (one-way check valve) to the handheld showerhead in the bathroom. The showerhead is ...
1
vote
1answer
174 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 ...
1
vote
2answers
3k 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 ...
0
votes
2answers
550 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 ...