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plumbing/pump trouble shooting help? Banging sounds in Kitchen

Discussion in 'The DIY Room' started by wildwest, Jan 18, 2025.

  1. wildwest

    wildwest Moderator

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    Shallow water pump, source is water fed from cistern filled manually from hauling city water in tank in pickup truck bed.

    The pump is "direct jet", no pressure tank. Supposedly self priming, but it needs primed when we run out of water (not uncommon).

    Steel/aluminum? cistern has some rust spots and I've cleaned fragments of whatever from the kitchen faucet screen before. A few months ago the hot water line in that sink started reduced flow but cold was fine. Now since last priming after running out of water last week the sink jerks and stutters water flow along with banging noise in the pump room bunker with both hot and cold water lines.

    Neither showers, toilets, bathroom sink, dishwasher or washing machine have the same effect.

    Not sure if it's relevant but it seems the city water here is not soft. Glasses get cloudy and faucet/shower heads get a bit of white stuff on them (I've only ever known soft water).
     
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  2. spotted owl

    spotted owl

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    Sounds kinda like water hammer. Can you work the valve several times? That will likely be choke point where any chunks are randomly and drastically messing with your flow. What kind of pipes do you have? Might drain your water heater also. Depending on what is making the water hard can cause a build up at the bottom of the tank. Running out of water and refilling will stir that crud up and send it through your system. Check the screen on the tank outlet too if you’re there anyway.



    Owl
     
  3. John D

    John D

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    I was thinking water hammering also and i would suggest you do everything spotted owl said
     
  4. ironpony

    ironpony

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    Agreed it sounds like water hammer. First being at the sink only IMO when you got everything running again that was the first faucet you used and all the debris wound up at that faucet.
    I would shut off the valves under the sink and then remove the hot and cold valves at the faucet. Turn the under sink shut offs back on slowly and flush out the line. This will be tricky because it is going to want to shoot to the ceiling.
    Then reinstall the faucet valves and remove the screen on the faucet itself. Run the water and flush that out too.
    For the future you might want to add an expansion tank to eliminate water hammer in the lines. Water does not compress and the expansion tank will be forgiving to you fixtures down stream.
    Running the pump dry can be dangerous for your hot water tank because if the water level dropped below the heating element when the element comes on it will pop and be dead and need replaced. The element needs to be submerged to work.
     
  5. wildwest

    wildwest Moderator

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    Thank you guys! I googled water hammer after spotted owl mentioned it, seems to fit. Just much faster pulse/bang than the videos. I'll see what I can do, IIRC SS lines from copper to faucet down there. Fingers crossed! I'm going to wait for a break in from the freezing temps because Murphy's Law is always lurking.
     
    Last edited: Jan 19, 2025
  6. wildwest

    wildwest Moderator

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  7. wildwest

    wildwest Moderator

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  8. Canadian border VT

    Canadian border VT

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    wildwest if you are still going to clean out valves

    u assume your stainless steel is braided and flexible lines. Undo that from sink faucet and place in bucket when you open and shut valves.

    following what ironpony said I think a large water filter would act as an expansion tank and solve your problems
     
  9. wildwest

    wildwest Moderator

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    Thanks, Like a round foot tall canister sediment filter? Where would this hook into the the water system?
     
    Last edited: Feb 2, 2025
  10. Canadian border VT

    Canadian border VT

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    Yes, hook it up in line after cistern inside heated portion of home preferably before hot water
    Heaters
     
  11. wildwest

    wildwest Moderator

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    Alrighty then :doh:

    Isolated the hammering to the kitchen sink faucet, some kind of malfunction between the faucet and the sink sprayer. Pull the sprayer up and put it back down and it stops (til next time).

    Thought I smelled mildew/wet dirt/mold from the utilities room (back wall to sink and trap door to plumbing bunker below with dirt floor). Doubting myself as my expert crazy awesome ability to smell everything and identify any smell has been gone since Covid several years ago. I was thinking the junction from both bathroom vents to the exhaust pipe fell or worse the aluminum cistern had a leak. Nope. I was reaching around under the sink cabinet tonight for a squeege and felt water in the very back.

    So, we need a new sink faucet, to be honest I never liked this one so no love lost. It'll be interesting installing the new one since I, nor WWW can do it by ourself anymore, and we'll likely need to get kiddo under there wrenching too LOL. :dremel:

    I'll put an alert on a sale site for deals and....... We'll see.
     
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  12. Dok440

    Dok440

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    I'm glad you found it! The good news is kitchen faucets are easier to install nowadays. The fittings where the faucet lines meet the house plumbing will likely be smaller than the old faucet, but most faucets come with adapters.
     
  13. Canadian border VT

    Canadian border VT

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    wildwest faucet these days are bone simple most are just a hot/cold and 2 plastic nuts I been doing them since I was 6 years old. Tell lil one I said she can do it

    back story gramps was a master plumber/electrician. I was born prematurely and very small for my age. 60 pounds in the 6th grade. Gramps was over 6’2” and a bigger guy. So he would grab me and say lil man. Actually sink cabinets have gotten harder for me as I got bigger
     
  14. wildwest

    wildwest Moderator

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    What a neat relationship :) Thank you we'll figure it out when the time comes. Worse case scenario she can everything theaded ect. behind the sink bowls and we can go in after
    to tighten. I just hate being on my back in there with arms up doing stuff by feel.
     
    Last edited: Jun 1, 2025
  15. wildwest

    wildwest Moderator

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    Opinions on a pull down sprayer? The kind with sprayer & hose is the faucet reach.

    Do you like the pull down? When intact does the water splash off basin up to you/sink edge (which I have to lean against to use the sink and shirt gets wet).
     
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  16. Canadian border VT

    Canadian border VT

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    I do not like the pull down faucets. IMO they leak, wear out faster and don’t reset properly after 2 years. Next question what problem do the solve? get the faucet with side sprayer
     
  17. Chvymn99

    Chvymn99 Moderator

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    I love my pull down. In fact just put one in the GF’s house. Just don’t cheap out on the brand. Sometimes you pay for it on the front end and other times you pay for it through outs it’s life….
     
  18. wildwest

    wildwest Moderator

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    My sink is similar to this, and exact regarding holes. Currently holes are faucet, handle, sprayer, and filtered water dispense. Problem is between sprayer and faucet.
    [​IMG]
     
    Last edited: Jun 16, 2025
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  19. wildwest

    wildwest Moderator

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    I'm looking at this one, says it can be mounted without deck plate as my sink won't accomidate a deck plate. So holes would be faucet w/ handle, soap dispenser, cap hole #3 and 4th is filtered water dispenser.

    www.lowes.com/pd/Pfister-Masey-Stainless-Steel-2-handle-Pull-down-Kitchen-Faucet-with-Deck-Plate-and-Soap-Dispenser-Included/1003263758
     
    Last edited: Jun 16, 2025
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  20. Screwloose

    Screwloose

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    It would be a good idea to install a float switch to disable the pump when the reservoir level gets low. You could also set it up to allow for a couple of days worth of water by using a override switch.
     
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