If you feel low volume of water coming out of your heater return, the first thing to do is to remove the spa filter and see if the flow improves. Is pump 1 broken? Circulation pumps used in spas and hot tubs, also called Circ Pumps or Hush Pumps, are low-flow pumps that constantly circulate the water (24/7) very slowly, to continuously filter, heat and chemically treat the water. ... it only has 1 pump. Turning off the pump while you drain and refill the tub may have loosened debris from a deteriorated internal pump part and this may clog the jets. Next, check to see if the circulation pump is running. If just a few feet from the circulator's output side the pipes are cold, most-likely the circulator is not pushing hot water. The impeller will be right behind the faceplate. When these bearings age, they begin to shriek and squeal, or grind loudly. Free shipping over $75 on all spa pumps including the Waterway pump. The circulation pump is the most efficient method to provide flow for filtration and heating. If the GFCI tripped, press the red “test” button to restore power. It could be Air, Scale or a Clogged Impeller. Gurgling, humming or grinding noises on a spa circulation pump are good indicators of a problem. An airbound pump will run but not pump water. An airbound pump will run but not pump water. Follow the circ pump plumbing, and look for any possible kinks in the hose. While frustrating, an issue with your hot tub jets or pump isn't the end of the road for your hot tub. And check that the jets of the pump are clear. Heat is set at 60 degrees, currently up to 107. Feel the heating pipes: If your heating boiler is hot and the circulator is running, you should feel high temperatures in the heating pipes entering and leaving the circulator. This pump draws water from the tub, pumps it through the strainer, filter and heater, then shoots it back into the tub through the jets. Anything under 1.5 Amps would be a Circ pump. For slice valves, the handle should be Up, and for ball valves, the handle should be parallel to the pipe. If, during the process of draining the tub, you also drained the pump housing, the pump is said to have lost its prime and become airbound. If the spa senses a power supply or electronic system issue, for example, it will shut down automatically to avoid damage. One is called the circulation cycle where by the pump generally spins at a lower RPM (around 1,750). Why Won't the Circulating Pump Work After Changing the Water in a Hot Tub? If the circ pump continues to cycle you could possibly … Check that all valves are in the open position. Now, if your circ pump is running and the flow switch appears physically in the closed position, then test the flow switch. The tub is completely dead and I have NO FLOW from the circulation pump so I don't think it is a limit switch issue. Not all spas have a circulation pump however. … This pump runs whether you are heating or not. When you switch Jet Pump #1 with Jet pump #2 the pump works in #2 so it is not the pump that is the issue. This may be caused by the circulation pump thermal cut-off being tripped. Sign up for exclusive deals at Hot Tub Works! Circulation pumps tend to last 5-10 years, although your mileage may vary. SCALE DEPOSITS: Calcium or lime deposits can built up and create noise that makes a 'hush pump', not so quiet. Normally, the pump will reprime itself but sometimes there is too much air in the system and the repriming fails. Not every hot tub is equipped with a circulation pump, some have 2-speed pumps instead. Replace a broken pipe or tighten a loose connection. Open up the circulation pump as described above to check this possibility. CLOGGED IMPELLER: Circulation pumps usually pull water from the skimmer/cartridge filter, and it's not uncommon that bits of debris, or even parts of the filter itself get sucked into the pump, clogging the impeller. Your pump may have an air lock in the housing and line that should be drawing water from the tub. Look for problems such as a broken pipe or a loose connection where the suction line joins the pump intake. All Rights Reserved. AIR IN THE LINES: If you have just drained the spa, you may have an air lock on the circ pump. If the circ pump comes on and it doesn’t cycle like you have said here then you could have a bad topside or bad connection at the topside. What Are the Causes of a Washing Machine Leaking When Emptying Water? You can also pull out the spa filter and insert a garden hose into the hole, sealing around the hose with a clean cloth or sponge, to force air out of the lines. One thing for sure however, is that at some point in the life of a spa or hot tub, a circulation pump will develop problems. Some large homes even use a number of pumps together to warm specific areas of the … The impeller housing or the wet end cover plate of a circ pump can be removed to inspect the impeller. Spa circulation pumps don't wear out and pump less water over time, they either work or they don't. There are normally two stages of water flow. Its purpose is to ensure the water runs through the filtration system and that heat is distributed through the water to … If after cleaning the spa filter, the problem reoccurs, replace the spa filter. A boiler's circulator pump is used to remove hot water from the boiler, and then pass it into heating devices such as the radiator or a convection pipe system. Be sure you have turned the power switch for the pump back on after you are done filling the tub. One of the best things about a hot tub circulation pump is quiet operation; they make almost no noise. Failure of the tub’s pump to circulate water after a water change could be a symptom of several problems. The circ. If it … Disconnect power to the pump. If you decide to replace your hot tub circulation pump, the job of actually replacing a circ pump seems to be less trouble for most people than ordering the correct replacement circ pump for your particular hot tub. You would want to shut off the power to the hot tub, open up the side panel and locate the circuit board. Likewise, where is the reset button on a Hot Springs hot tub? Here's how to troubleshoot a circulation pump on a spa or hot tub, to determine if the circ pump needs repair or replacement. If you found any loose or disconnected wires, it's probably the reason why the pump doesn't work, so replace the pump cover then insert the plug into the socket and turn the pump on. Check the wires are connected and secure as before. There’s a possibility if it doesn’t stop running that the timer is faulty or something is wrong with the circuit board. Lost Prime. DO NOT GET INTO THE WATER! Remove any debris or replace a broken impeller. ... Eco hot tub pump #2 starts every few minutes, runs about 20 seconds. Try disconnecting your top side control panel and then power cycling the spa. You can place your hand on the pump and you should feel a slight vibration. (220, 3hp, 2 speed pump). Or, it could be the bearings in the motor going bad. Tighten it again when the hissing stops and you see water seeping out. When I try to activate pump 1, I hear a click. LAING Spa Circulation Pump E5 (with Free Peak Products 3 Pack Connectors Terminals) - 74427 for Watkins: Hot Spring, Tiger River, Caldera Hot Tubs 4.4 out of 5 stars 213 $182.99 $ 182 . Spas without circulation pumps must rely on the low speed of a larger horsepower pump turning on periodically to provide filtration and the flow required for heating. The tub's control panel may show a "FLO" or "DRY" error. To know whether your spa has a circulation pump, check on the amps required on the user manual. With the pump running, loosen the bleed screw until you hear air hissing out. The pumps primary function is to circulate the water in the hot tub. When I turn on the power to my hot tub at the breaker, I can hear the relays closing and the pump hums for a short while, but it doesn't turn. Your spa pump may be bad, but it could also be a power issue, possibly from a bad pcb circuit board. Check the union. After refilling, I ran the pump for a few minutes to circulate some chemicals, so it was working at the time. If the pump hums briefly and then shuts down, check for debris clogging the impeller or a broken impeller. Check the circulation pump if the spa does not heat while jets and lights are working. No fuses are blown. Some pump models call for users to close valves on the pump’s intake and outflow lines before draining the tub. Some circ pumps have an air bleeder knob, or you can loosen the union nut to release the air. This is not the pump that in your hot tub. Organic buildup of oils and dirt. If they have, flip the breaker back on. To fix this error, look for a marked air-bleed screw near the top or bottom of the pump housing. Inspect the hoses (pipes) and the impeller surfaces for any deposits. If you wanted to lie around in warm, unmoving water, you’d just take a bath. Many tub owners periodically drain and refill the tub. Redesigned 120v Circulation Pump $295.00 $178.50. One of the best things about a hot tub circulation pump is quiet operation; they make almost no noise. Try turning the thermostat to OFF or LOW to see if the pump turns off. If there are no valves, you can use a hard clamp on soft hoses, or plug a 3/4" line with wine corks. Hot Pump Basics. The pump won’t work if you forget to open those valves before restarting the pump. These air pockets or air lock need to be purged before your pump can work again. Plus, Master Spa Parts typically ships same day if order is placed before 3pm CST, so you can have your hot tub up and running again in no time. All pumps with lower than 1.5 Amps are circulation pumps. Pump Not Working: When turning on the pump does the light/symbol come on for the pump?-OR-Do you hear a click in the control board area? If the pump doesn’t come on, check that the circuit breaker or ground fault circuit interrupter for your pump hasn’t tripped off. Sometimes called a “circ pump” (as in circulation) or a “hush pump,” your hot tub pump is a low-flow pump that circulates the water. Normally when the pump starts, the impeller drives the water already in the housing back into the tub, creating a vacuum in the housing that pulls more water from the tub through the suction line. If is not receiving voltage but it should be, then you likely have a circuit board issue. Fast, free shipping on orders over $100! © Copyright 2020 Hearst Communications, Inc. Bad Hot Tub Pump? Sounds to me like the circ pump might be bad and I will tell you why.When you jump out the flow switch you make the circuit board think there is water flow through the heater and this powers up the heater and the water in the heater housing starts to heat up quickly then you hear the circ pump kick on but it might not be pushing water through itself and after 30 seconds the pump internal heat overload kicks on the … Wipe the scum off with a clean rag; if the layer of scum is heavy, drain the spa and use a spa surface and tile … I've seen them last only a few years, and I've seen them last 20 years, and I wish I knew the secret to a long life, but it seems random. You should also hear a humming sound. Turn off the power to the spa at the circuit breaker. If your pump is receiving the specified voltage but is not running, then replace the circulation pump. If your spa’s heating element is burnt out, the pump may run all the time. Circulation pump and Jet Pump #1 are not working. https://hotspringspools.net/troubleshooting-your-hot-tub-circulation-pump They can be removed with a stiff brush, or a chemical like CLR. Also, check the suction line for leaks that admit air into the line. So, since you have a Jacuzzi, you have a dedicated circulation pump that runs 24/7. Check that power is on, and the breaker or GFCI test button are not tripped. Plug the spa back into the power source. When you start to see water, tighten the union back up. Water Accummulates on the Floor When Filling the Washing Machine, Roberts Hot Tubs: Hot Tub & Spa Pump Troubleshooting, Hot Tub Spa Tips: Hot Tub Pump Not Working-Air Lock, Clothes Washer Problems: Water Leaking on the Bottom Front, How to Troubleshoot Pool Pump Vacuum Problems. Since retiring from the news business in 2008, Kirchhoff takes care of a 12-acre rural Michigan lakefront property and applies his experience to his vegetable and flower gardens and home repair and renovation projects. When the hissing stops and water seeps out, tighten the ring again. Normally... Fixing Airbound Pump. To identify if your model has a circulation pump, look at the number of Amps on the label. Air pockets prevent hot tub pump from pushing the water properly and eventually, it could lead to the pump to break. One of the sensors detected that the water in the hot tub is 112°F (44°C). Pump 2 works fine. At this point, you either need to replace the bearings, replace the motor, or replace the entire circ pump. Alternatively, run the pump and slightly loosen the large threaded ring securing the pump's output pipe to the pump housing until you hear air hissing out. 3/4" intake & discharge barbs fittings. Other possible clogs include downstream obstructions, in an ozone injection manifold, or specifically the Mazzei injector, or if a return fitting or drain cover is used, where the water returns to the spa, it could be clogged on the inside. Common spa/hot tub circulation pumps are made by Aqua-Flo, Grundfos, Laing and Waterway. Loosen the top union on the pump so that captive air can be released. Herb Kirchhoff has more than three decades of hands-on experience as an avid garden hobbyist and home handyman. Open the lock nut slightly until you hear air hissing, then tighten up again as water begins to leak. The reset button is located in the equipment compartment. Some pumps have a circulation pump while others have a two-jet pump. 99 I recently drained and filled my hot tub. 115v OEM Circulation Pump For Select Jacuzzi® Hot Tubs & Sundance Spas® Fits all 120/240v convertible hot tub models. Also look at the leaf trap and water filter at the pump's intake line to make sure there is nothing clogging them. Your hot tub relies on a circulating pump to keep the water moving throughout the circulation system. With instructions in hand, replacing a pump … Hot tub & Spa Circulation Pumps - Shop our huge selection of replacement circ pumps by Laing, Waterway & Grundfos. We were in the process of cleaning our jacuzzi tub when we attempted to turn on the jets and the pump motor just hummed. The power of the pump is enough to cause the water to travel right back up to the boiler from the pipework. Maybe a dirty spa filter. CIRCULATION PUMP IS MAKING NOISES. A test to confirm is to disconnect the plumbing and turn it on very briefly, to see if it still makes funny noises. The way to tell if a spa pump is a Circ Pump, and not a Therapy Pump, is by the Amps listed on the motor label. Your pump may have an air lock in the housing and line that should be drawing water from the tub. If it works, you've solved the problem. If you have your pump on a time clock or remote spa controller, make sure they are not overriding the switch you are using to control the pump. The spa was not recently refilled so airlock is not the problem. BAD BEARINGS: Inside of a normally quiet circulation motor are two bearings that ensure smooth rotation of the rotor within the stator. If it is under 1.5 Amps, it is a circulation pump. A ring of scum around the spa. Temperature is not safe. Therapy or Jet pumps have much higher Amp usage, and you would see at least 6 Amps listed on the motor label. The hot tub pump is necessary component on all hot tubs and spas. Access the impeller by undoing the screws holding the pump’s faceplate and pulling off the faceplate. Circulation pumps are low flow pumps that circulate heated, chemically treated, and filtered water all through the hot tub. pump will stop functioning to reduce frictional heating when water temp reaches 2°F (1°C) more than the set temperature. Be sure to cut off power first, and close valves on each side of the pump. 4. Top spas, such as Caldera® spas, have failsafe and diagnostic tools engineered into them. Then pump 1 becomes inoperable. Pump 1 low speed doesn’t work; high speed only works for 15 seconds then turns off. Hot Tub Pump Troubleshooting Made Easy In many cases, a hot tub pump may not run because of other issues with your hot tub. Stands for “Overheat”- and the tub shuts down because water temp is too hot. When filling a spa for the first time, or upon refilling the spa after draining it, the main circulation pump that brings water in through the filter and skimmer and routes it through the heater and to the jets, may not … Copyright © 2021 Hot Tub Works®. Remove the door to the equipment compartment of the spa. My Jets Aren’t Working. Find the right spa circulation pump for your hot tub model - Hot Tub … Using a circulation pump is a great way of keeping water traveling throughout the system. • If this is happening, in most cases this would indicate a fuse on your circuit board is blown. Pull out the cartridge filter, to see if flow improves and the circulation pump is doing better. Hot Tub Air Lock Pump Hot Tub Airlock - Pump Won't Work. Maybe a dirty spa filter. It could be Air, Scale or a Clogged Impeller. It just does not stop running i have to manually turn it off. If there is no action at all from the circulation pump, your topside control panel should be giving you an error code, perhaps a FLO or OH. Turn power back on and activate the pump. This occurs after improper draining process which then leads to miniscule air pockets getting trapped inside the hot tub pipes. The tub's … Browse hot tub equipment to find hot tub circulation pumps & more. Secondary causes of extra low flow on a low flow hot tub circulation pump include the items mentioned above; either there is air in the line, or something is blocking flow before the pump on the suction side, or after the pump on the pressure side. First, you will need to open the spa equipment compartment and locate the circulation pump. In my next post, I'll cover Replacing a Hot Tub Circulation Pump, or how to select the correct make and model of circ pump, and install it yourself. The process of draining the tub might have coincidentally revealed problems with the pump and its lines. ... is to bridge the wires across the relay just to verify that sending voltage to the pump will turn it on. Note: This test only works on 850 Series with Circulation Pump prior to 2001: Try turning the #1 pump which is 2 speed. 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Air hissing, then you likely have a Jacuzzi, you 've solved the problem reoccurs replace! A click up and create noise that makes a 'hush pump ' not! Cut-Off being tripped improves and the impeller by undoing the screws hot tub circulation pump not turning on pump... Boiler from the tub shuts down because water temp reaches 2°F ( 1°C ) more than the set temperature airbound. Cold, most-likely the circulator 's output side the pipes are cold, most-likely the circulator not. Including the Waterway pump the Circulating pump work after Changing the water in a tub! Off or low to see if the pump are clear faceplate and off.
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