pentair pool pump troubleshooting

Soap scum on probes of electronic float switch can make contact evenwhen water is gone "fooling" the switch. Well, at full load, you should still be able to touch the motor end of the pump without burning yourself. Check to see if a phase is out. Cavitation - Your pool pump sucking in excess air may also cause excessive vibrations to your pool pump due to the varying speeds that your impeller spins at. Pump lid o-ring failure - This can be easily identified if theres bubbling around your pump lid and theres a hissing noise. Normally, a pool pump should last anywhere from seven to ten years and a properly maintained pool pump should last more than that! If your pool pump is sucking in air instead of water then the problem is usually located at the suction side of your pool. Check resistance of switch with a full charge, if open, replace switch. Float switch failure Air blower is running. It will continue to run as long as you leave it plugged in this way. Call your dealer or factory for advice corrective action does not solve the problem. Make sure to backwash your sand filters or clean out your filter cartridges regularly to prevent the pressure from building up and causing your pump to exert more effort. Separate pump plug from switch plug use hair dryer to dry them out. Rio Bravo, Inc. b. Pump cord and float switch cord are plugged in separately Once water bypasses the mechanical seals and flows into your pump motor, its game over. Also make sure all other valves are open or in the proper positions to allow proper water flow through heat pump. If debris cannot be removed, complete the following steps. Improperly installation will create an electrical hazard which could result in death or serious injury. 2. Check your skimmer weir doors - While it may sound funny, a stuck weir door can actually cause your pool pump to suck in air. Do NOTattempt any internal adjustments inside the heater. Pressure and suction side blockages and leaks - Weve gone over pressure and suction side blockages and leaks multiple times in this article already and any blockage or leakage on both ends will make your pool pump work harder than it normally does! Replace filter. Fill out a contact form to get a personalized response from our pool heating experts.

Drop us a question down below and we'll get back to you ASAP. Note: Detecting leaks in your unions can get tricky as there are no visual clues to this. Make sure suction lines, pump strainer, and pump volute are full of water.

For adjustable TXVs open adjustable valve, it may remove the debris and Check Water level in pool. A pool pump, no matter what brand it is, will eventually run into trouble because of the combination of heat, vibration, and moisture. Make sure that your sprinklers DONOT spray on the heater in any way what so ever. Clean your filters - This is the number one cause for low water flow from your pool pump. Pump motor has a shorted winding Low water flow when switched to spa mode or the control is not in spa mode. Spa pump is not running. If your pool pump randomly loses prime but recovers, its a sure symptom of a leak or a blockage on the suction side. Possible malfunctioning of the internal low refrigerant pressure switch. Dont forget to check out our guide on. Another problem that pool owners face is loud (not normal loudness) noises coming from the pool pump.

Adjust all plumbing valves. If water is leaking from the pump itself then you have a very big problem on your hands. Faulty Fan Motor. Inspect & clean pump impeller. to pool users, installers, or others due to electrical shock, and may also cause damage to property. Or Compressor internal protection devices are shutting off because of excessive debris. 2. Do you have any questions about this topic or the featured products? Check the fan blade and make sure it is not slipping or broken. It is cold outside. Suction leak allowing air into the water flow. Inspect & clean pump impeller. Install a section of flexible rubber hose (like radiator hose) between the pump discharge and the discharge pipe to provide vibration insulation. If everything checks out and your pump isnt still powering up then it might be time to avail the warranty on your pool pump or to get a new one from Mr Pool Mans online pool shop! There can be two reasons for a pool pump to hum and not start properly. Check resistance of switch, if open, replace switch. Unit cycles on and off, i.e. Add that with the heat generated by the motor and its just asking for trouble. For adjustable TXVs open adjustable valve, it may remove the debris and set it back to original position. Do NOT attempt to adjust or service without consulting your dealer, or a qualified pool, b. Worn Bearings - Worn bearings can cause the pool pumps shaft to be misaligned and cause vibrations that are above the normal. If adjustment above did not resolve problem, or no adjustment is possible, replace float switch. Call your dealer for advice. Water circulation pump not on. Replace impeller if needed.. Review the videos on the Sump Pump Troubleshooting page to see how to replace your pump. Do not leave it plugged in for more than a few minutes so that the pump does not overheat. Fan is turning, no cool air discharge out of top of heater. Corrective Action: Verify water circulation pump is on. Be sure to disconnect the power to the pump before servicing it.. Probably the most common cause of sump pump failure is electrical in nature. Supply voltage should be between 208 and 260 volts.

Outside air temp. If this does not correct problem, call for service. Call dealer or factory for advice before attempting to replace parts. This causes air to get sucked into your pump along with the water. Our reasoning for this is simple, time makes fools out of us all, and your pool pump is no exception. Faulty Compressor contactor. Do NOTattempt to adjust or service without consulting your dealer, professional pool or air conditioning contractor. Corrective Action:Check the capacitor and fan motor. Inspect & clean pump impeller. Simple enough problem right? If youre a longtime pool user, you probably would have gotten used to the sound of your pool pump by now and any deviation from the normal noise will be quite noticeable. To avoid possible electric shock, use a broom handle or similar non-conducting item to lift the float switch. Check suction piping and valve glands on any suction gate valves. It is very cold outside. Make sure external water bypass around heat pump is closed. The fix is actually quite easy, all you need to do is to prime your pool pump and you should be good to go. Disconnect TXV bulb from suction line (SL), have it in your hand, if pressures go back to normal, then reinstall the bulb on suction line (it may have some debris stuck in the port). Loud roaring sound - If your pool pump sounds like theres an avalanche inside of it then it means that your pump is starved for water. Repair suction air leaks. Replace either one if it is faulty. That causes the pump to run hotter. WARNINGRISK OF ELECTRICAL SHOCK OR ELECTROCUTION.

No Alarms. Clogged filter pump impeller. Slide the motor and seal plate away from the volute. You will need to remove the sump basin cover and assess your pump to determine the cause. Inspect impeller for broken or missing blades. Low water flow when switched t. Corrective Action: Verify water pump is on. Keep the pump cool by ensuring proper ventilation and shading in and around your pump area. Wrong filter pump pipe size. Heat exchanger clogged with debris. See section "Motor is just humming-- not running. See the previous section on how to replace worn bearings. Inspect & clean pump impeller. If you are not familiar with your pool filtering system and heater: a. If your capacitor has failed then it cannot give your motor the kickstart it needs to start up properly. Need help troubleshooting what is wrong with your sump pump? This screeching sound is when water reaches your bearings and its no longer lubricated properly.

To Clear this condition, cycle the heat pump on and off up to 3 times. For tethered style floats, ensure there is a minimum of 3" of cord betweenfloat ball and cord mounting bracket. Install a section of flexible rubber hose (like radiator hose) between the pump discharge and the discharge pipe to provide noise insulation. Adjust all plumbing valves. Please type an address. If tightening up the connections didnt do the job then you can check our. Secure lid on pump strainer pot and make sure lid gasket is in place. Undersink & Countertop Filtration Systems, Residential Softening & Filtration Valves, Recreational Vehicle Plumbing Accessories, Turf Management & Pest Control Accessories, Water Treatment Solutions for Drinking Water, Water Treatment Solutions for Office Water & Coffee, Water Treatment Solutions for Warewashing, Residential Filtration Solutions Customer Service, Commercial Filtration Solutions Customer Service, Pentair Medical Carrier Transparency Reports, Do Not Sell My Personal Information - CA Residents Only. Pump is sucking air at end of its cycle If this happens, the first thing you should check is the motor itself. From residential and business solutions that help people move, improve and enjoy their water, to our sustainable industrial applications, Pentair makes the most of life's essential resources. Replace Contactor. Faulty Compressor. Keep your hands and hair clear of the fan blades to avoid injury. Please try another location. With water flowing, check resistance of water pressure switch, if open, replace switch. Control Board failure. Pulsing / Cavitation sound - This is related to the first problem. Not seeing what you need? We have guides on. Here are the things you need to check when flipping the pump switch does nothing. Set spa pump timer for longer time. Now if youve successfully primed your pump but the water in your pump basket compartment still drops and youre back to square one, check your pump lids o-ring for debris or damage.

Unit is plumbed backwards. Replace Capacitor, Replace Fan motor. CAUTION:High Voltage Checks. Unit power is ON, and Set Temperature is above Actual.

Automatic pool vacuum causing restrictionReclaim charge. Replace Compressor. Suction leak allowing air into the water flow. Discharge air is accumulating and being drawn back through the outer air coil.

Call the factory for advice. Impeller is stuck or jammed with debris Pentair whisperflo pump owner's manual (10 pages), Pentair pool swimming pool pump operation & service manual (16 pages), Pentair max-e-pro pool pump owner's manual (21 pages), Plastic pump for aboveground pools (12 pages), Bronze pump with 6" integral trap self-priming (12 pages), Manual will be automatically added to "My Manuals", Also See for SuperFlo High Performance Pump, Pentair Pool Products SuperFlo Installation And User Manual, Pentair Pool Products SuperFlo Swimming Pool Pump Installation And User Manual, Swimming Pool Pump Pentair Pool Products WhisperFlo Pentair WhisperFloTM Pump Owner's Manual, Swimming Pool Pump Pentair Pool Products Pump Waterfall Operation And Service Manual, Swimming Pool Pump Pentair Pool Products Pinnacle Operation & Service Manual, Swimming Pool Pump Pentair Pool Products MAX-E-PRO Owner's Manual, Swimming Pool Pump Pentair Pool Products IntelliFlo VF Installation And User Manual, Swimming Pool Pump Pentair Pool Products Azur 300 Installation Manual, Swimming Pool Pump Pentair Pool Products DYNAMO Installation, Operation & Service Manual, Swimming Pool Pump Pentair Pool Products Challenger Installation, Operation & Service Manual, Swimming Pool Pump Pentair Pool Products Two Speed Pool and SPA Pump Energy Master Installation & Service Manual, Swimming Pool Pump Pentair Pool Products 4HP-VD - 3' STD Operation & Service Manual, Swimming Pool Pump Pentair Pool Products Sta-Rite CF6EF-81L Owner's Manual, SuperFlo Swimming Pool Pump Section 6: Troubleshooting, Pentair Pool Products SuperFlo Swimming Pool Pump, WhisperFlo Pentair WhisperFloTM Pump Section V. Troubleshooting, Pentair Pool Products WhisperFlo Pentair WhisperFloTM Pump. Make sure to empty them every few days to ensure the unimpeded flow of water to your pump. Installing your pump in a shaded area or adding some sort of sun shade will take care of this problem easily, just make sure that the shade is far enough from the pump to allow for proper air circulation. You may use water at low pressure to thaw ice build up on the outer coil, shut the heater off when doing so. Pump is overheated and shut off by thermal overload LOW REFRIG Alarm:Refrigerant low pressure switch is open. Another reason could be if youre not using a dedicated switch or timer for your pump and its wired directly to your breaker. Plants too close to heater, blocking discharge air flow. Circuit breaker switches are not designed to be used as on-off switches and they will wear out faster than normal. If you leave your pump in this condition then it can lead to cavitation, surge, and even to your pumps motor burning out. Unlog your pool lines, check your pump lid o-rings for damage, check for leaks, and ensure that your water levels are where theyre supposed to be! Can also try hanging the pipe with an exhaust hanger from an auto parts store. We overthought it and searched high and low for the possible causes when we found out that it was just a stuck weir door! Check to make sure the wire supplying power to the pump is appropriate for the horsepower and amp draw of the pump that's in place. Call your dealer for advice. Replace Control Board. There will be times where theres enough debris caught in your impeller that the jumpstart that your pump needs cant be achieved. Check discharge to be sure water is being ejected from pit. , check your pump lid o-rings for damage. 1. Dirt and debris can accumulate inside of your filters which can cause low water flow. This signifies a failure on your mechanical seal. 1. Automatic pool vacuum causing restriction. Remove obstacle or relocate pump or switch toavoid the obstacle.

How hot is too hot? Disconnect TXV bulb from suction line (SL), have it in your hand, if pressures go back to normal, then reinstall the bulb on suction line (it may have some debris stuck in the port). Door wont open, no water passes through to the skimmer! The capacitor gives the engine that jolt of power to get it starting and running. If your pump recovers prime on its own, then the leak or the blockage isnt enough to fully impede the flow of water to your pump, but its getting there!

The pump is working properly, youre about to jump into the pool, and all of a sudden your pump suddenly shuts off. Congratulations! Pump itself is vibrating Corrective Action: Test water temp to see if it is correct, if not, use the 10k ohm resistance test to verify thermistor. Note:Turn off power to unit prior to attempting service or repair. Put insulating foam between pipe and wall and/or joists. Observe extreme caution or call the dealer or factory for advice before attempting to Troubleshoot Electrical Box. You have recieved Free Shipping Australia Wide* on your order. It is very important to reduce vibrations as much as possible because vibrations can cause damage not only to your pool pump, but to all of the plumbing attached as well. If below this range, replace transformer. Low or restricted water flow through heater. Remove the clamp that holds the volute to the seal plate. Check the wiring - For some reason, rodents love chewing on wires. Regularly empty out your skimmer baskets and pump baskets to prevent flow problems which may cause your pool pump to overheat. Click here for more information on how to determine if your pool has a leak, This is a very simple problem that can cause a lot of headaches down the line. This either means you have a lot of water coming in or the float switch is stuck in the ON position. Make sure that your pump lid o-rings are always well lubricated and free from any debris so they can create a proper seal for your pump basket compartment. In order to run it then has to draw higher amps. Improperly installation will create an electrical hazard which could result in death or serious injury. Use the following troubleshooting information to resolve possible problems with your SuperFlo pump. 2012 - If bad, replace thermistor.

Bad refrigerant high pressure switch. Incorrect wiring. Your impeller isnt clogged and its making a humming noise - This is a sure sign of a capacitor problem in your pool pump. Suction leak allowing air into the water flow. Bad refrigerant low pressure switch. Insufficient supply voltage to the heat pump. and you should be good to go. You can also get an automatic water leveling device to ensure that your water level is where it should be at all times. The first type is visible or aboveground, which can be identified by, well, water around the pipes coming from your pool pump. Dirty or worn filters or clogged lint traps. As your electrician about a motor starting switch if this is the case and see if that solves the problem of your pool pump randomly shutting off after a few minutes of operation.

The most common pump leak is from the connection point in between the pump body and the motor. There are many ways to fix this and weve outlined them all in detail in this. Unit is plumbed backwards. Impeller is damaged Verify filter is clean, backwash if necessary to clean entire filter system or replace filter element if needed. Be sure to disconnect the power to the pump before servicing it. Check your pump baskets and skimmer baskets for debris and your pump lines and this should take care of this problem.

Venturi air inlets are open. If your pump is over five years old and its starting to show problems, you may want to consider getting a newer, energy efficient pool pump. Now if youve successfully primed your pump but the water in your pump basket compartment still drops and youre back to square one, check your pump lids o-ring for debris or damage. But in reality, once the mechanical seal starts to degrade, its not long before it totally fails, its just a matter of time. The outside air temperature too low and Defrost feature is NOT enable.

Adjust float switch per the owner's manual so it shuts off before it starts sucking air. Compressor contactor is stuck open. Place a wind break around pool. Set pool pump timer longer. Drill 1/16" to 1/8" anti-airlock hole in pipe just above pump's discharge and just below check valve. The Only Pool Pump Troubleshooting Guide Youll Need. Improper plumbing valve settings.

Winterizing your pool do 1.2 Pool pump immediately shuts off after turning on, 1.3 Pool pump randomly shuts off after a few minutes, 2 - Strange sounds coming from the pool pump, 2.1 Humming sound coming from the pool pump and it wont turn on, 2.2 Screeching or roaring sounds coming from the pool pump while operating, 2.3 Loud vibrating noises coming from the pump, 3.3 Pump basket does not fill up with water. If pit is not overflowing, no real issue is presentbut you may wish to have a spare pump on hand in case the pump fails fromover-use. Once the bearings start to corrode then youll get friction, and friction means heat! 1300 511 901. (1) Remove left hand thread anti-spin bolt and O-ring. A helpful test is to create some bubbles from detergent and smear them over the joints and couplings, if you see the bubbles being sucked in then thats a solid sign of a suction side leak. Think of your pumps capacitor as akin to a car battery. The fix is actually quite easy, all you need to do is to. Inspect to see if check valve is stuck closed. Lack of air circulation - If your pump is in a restricted area then it may lack the required air circulation to cool off the motor properly. Laundry water builds up soap scum on the float switch which will impede floatmovement. This likely means the suction on your pump is blocked by debris.

Spa will not heat to maximum temperature of 104F. For vertical style floats, check adjustment ofrubber stopper under the float ball at the bottom of the float rod. Do NOT install indoors. Incorrect wiring. Replace impeller or pump to rectify but also inspect sump pit to eliminate debris that could damage new item. Possible Compressor's internal relief valve or overload protection device is faulty. Inspect impeller for worn or missing blades. Fault Condition: LOW WATER TEMP Alarm: Watertemperature below 40F.

DBE55523-A44D-49A6-A989-EEE5C3376099 replace your mechanical seal immediately! Check supply voltage to the heat pump. Unit power is ON, and Set Temperature is above Actual. And as a shameless plug, this is why pump warranties are as important as the features of a pump when considering a pool pump purchase! Faulty Compressor. You may be using a pump that is higher in horsepower than you need. Float switch is stuck If something doesnt sound or feel right, investigate immediately and dont ignore the problem and hope that it will go away by itself. Check your skimmer and pump baskets - Full skimmer and pump baskets can impede the flow of water and cause your pool pump to suck in air instead of water! The float switch is typically the first thing to fail. Check if pump shuts off before float ball is all the way down. Your pool pump motor actively generates heat so it follows that it needs airflow to effectively cool it off. Repair suction air leaks, grease pump lid o-ring. Weve already covered suction-side problems in the previous section so you can check those. Inspect & clean pump impeller. If you are not familiar with your pool filtering system and/or heater: Note: Turn off power to unit prior to attempting service or repair. Inspect pit for anything that can cause the float ball to get stuck and notsettleto its 'off' position. The fan is obstructed, low air flow. Check if your pump timer is set properly and that youre within the operating times. Turn off the breaker first and check all of the electrical connections going to and from your pool pump. Remove cord connector from top of pump and dry out with cloth or hair dryer. Internal bypass valve damaged or clogged with debris. Verify water pump is on. 2022 Poolheatpumps.com.

Adjust the switch to turn the heater off, not on. 3. Ideally, your pool pump should only be sucking in water consistently but for those situations where you have pool pump flow problems, its best to know how to identify them so you can fix them as soon as they start to prevent them from causing more problems down the line. Water circulation pump not on. Repair suction air leaks, grease pump lid o-ring. A problem like this is usually indicative of an overload in the electrical system or a failing capacitor. 4. Check valve slams shut causing a bang just after pump shuts off If the breaker (or fuse) sends power to other things, the pump can be shorted of voltage when it starts. Pump is air-locked Check valve is stuck closed or installed incorrectly 1. Getting a new pump will save you headaches down the line and youre covered with a new warranty. too cold. If it has dropped below that, simply refill your pool water and that should be more than enough to fix the problem. Discharge air flow is restricted. The fix is quite simple as well, simply check your pump lid o-ring for any debris and clean it out. Pool pumps generate heat but they should never run too hot! Union o-ring failure or suction side leaks - Just like your pump lid o-ring, your unions have o-rings and they can also fail (although not as frequently). Should have 120 volts to ground and 240 volts across power legs. Failure of the mechanical seal, if youre lucky, will just cause water to leak to the ground beneath your pool pump. Location is disabled by your browser. Good thing the fix is quite simple, simply backwash your sand filter or hose out your filter cartridge then you should be good to go. Check out our detailed guide and explanation on. Here are answers to some of the most frequently asked questions to help you identify pump problems and how to fix them. Float switch is bad Hopefully this troubleshooting guide helped you identify and treat pool pump problems as they pop up! Other Possibilities. Believe us, we had a problem like this at one time, everything looked to be alright, the water level was fine, and the skimmer baskets were clean.

Setting the switch to close at too low of a flow can damage the. Fault Condition: LOW WATER FLOW Alarm: The pressure switch sensing water flow is open. Unit is forming ICE or Frost on the outer air coil, usually at the bottom. Call dealer or factory for advice before attempting to replace parts. Reinstall motor and seal plate into volute. The pump will run when the switch reaches its 'on' level. Malfunctioning Defrost Thermistor. Contact a local dealer for help.

Check water levels - This is the number one culprit for a pool pump to suck in air. Fault Condition: BROWNOUT Alarm:The 24 VAC supply voltage to the control board is low. This is a very simple problem that can cause a lot of headaches down the line. Recharge with appropriate nameplate charge.

Clogged filter pump impeller. , and ensure that your water levels are where theyre supposed to be! If youre expecting a list of exotic pool chemicals, then youre going to be disappointed! Pull vacuum and recharge. If it is, but waterlevel in pit does not drop, then you simply have more water coming into the pitthan the pump can move out. Adjust all plumbing valves. The pump should immediately run. Possible Cause: 1. This will vary depending upon pump model so consult your owners' manual for that information. Compressor cuts on briefly and then off after Five minute delay before set point is reached. Find source of refrigerant leak and fix. Clean entire filtering system and or replace filter element. Possible Cause: 1. 1. WARNING RISK OF ELECTRICAL SHOCK OR ELECTROCUTION. Improper plumbing valve settings. The second type of leak or an underground leak is a lot tougher to fix. Check water level to make sure skimmer is not drawing air. Control Board Failure. This either means you have a lot of water coming in or the float switch is stuck in the ON position. Vibrations can loosen your couplings, and if the vibrations reach a certain point, they can even affect the other components of your pool pumping/filtration system as well. Faulty Fan Relay. Adjust Plumbing valves. Call dealer or factory for advice before attempting to replace parts. Using vertical style or electronic probe stylefloat switch in sump pit that gets laundry water Adjust all plumbing valves. Plug pump cord into piggyback connector on back/side of float switch plug.Put the combination into a single receptacle of an outlet. West: 213-291-9276Southwest: 214-764-8551 Midwest: 312-229-0026 Northeast: 631-223-7175 Southeast: 954-866-1644. Heat is the enemy of electric motors and can shorten the life of a pump dramatically. No dealers found. Outer air coil clogged with debris. Heat exchanger clogged with debris. Replace the float switch. Subscribe to our Newsletter and receive pool maintenance tips and get exclusive offers on pool heaters and pool related products.

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