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Electricity breakdown on the pump from the bestway garden jacuzzi

Witek005 30993 20
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Why does my garden jacuzzi water give electric shocks, and is the problem caused by my home electrical installation?

The shock is caused by a faulty electrical installation, not necessarily by the jacuzzi pump itself, and the jacuzzi should not be used until it is checked by a qualified electrician because the situation can be fatal [#18019845] A proper electrician should measure the installation, check the protective grounding and residual-current protection, and inspect the whole circuit rather than making a simple bridge in the socket [#18019845][#18020236] In the reported final diagnosis, the cause was the earth being connected to phase in the socket that was being used [#18022476] Another reply noted that someone likely reversed the wires in the board or a box, which matches a wiring fault in the installation [#18022497]
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  • #1 18019552
    Witek005
    Level 6  
    Posts: 8
    Rate: 18
    Hello.
    First let me say that I don't know much about electricity and I need some advice.
    I bought a bestway jacuzzi, a 2000 watt jacuzzi pump connected through a thick 3-wire extension cord from the socket at home. After the first day of use, the wife said that when she puts her hand in the water, it kicks her, I checked the current right after her and I didn't feel anything.
    The next day, however, it also started to kick me, no matter what function on the pump was turned on, the water filtration itself, the Jacuzzi option or water heating kicked with electricity every time. I complained about the product over the phone, they said it might be the pump's fault, they ordered me to dispose of it and send a new one.
    The situation is the same on the new pump, so they told me to check the grounding issues.
    As far as I know, in the whole house, the grounding is connected to the minus, the old installation was installed in the communist era.
    Is it possible that it is the fault of the installation so far there have been no problems with the electrical installation in the house ...
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  • #2 18019593
    wacek.wacek
    Level 29  
    Posts: 1635
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    Is the extension cord grounded?
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  • #3 18019605
    brofran
    Level 41  
    Posts: 6609
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    Witek005 wrote:
    First let me say that I know nothing about electricity
    I would advise you to call an electrician friend. You will need a measuring device, and you certainly don't have one. Jacuzi can be your last toy. :cry:
  • #4 18019673
    Rezystor240
    Level 42  
    Posts: 9240
    Help: 689
    Rate: 1647
    What extension cord did you use?
    Probably the cheapest two-wire.
    What type of installation, no RCD?
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  • #5 18019684
    Witek005
    Level 6  
    Posts: 8
    Rate: 18
    Yes, the extension cord is grounded, and the child is sitting in the water, I am standing next to the pool, I put my hand in and kick the electricity quite hard and my son splashes all over the place.
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  • #6 18019691
    wacek.wacek
    Level 29  
    Posts: 1635
    Help: 98
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    Be sure to sort it out.
  • #7 18019695
    sylweksylwina
    Moderator of Computers service  
    Posts: 13171
    Help: 1875
    Rate: 2336
    Yes, let your son splash, maybe it will be his last splash. Man, it's not fun, it's deadly.
    You have to call an electrician and that's it.
  • #8 18019700
    Rezystor240
    Level 42  
    Posts: 9240
    Help: 689
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    Witek005 wrote:
    not only that, the child is sitting in the water, I am standing next to the pool, I put my hand in and kick the current quite hard and my son splashes in the best way.


    Because it does not close the circuit to the ground.

    But that doesn't change the fact that it shouldn't be there. An electrician visit is a must!
  • #9 18019845
    Zbigniew Rusek
    Level 38  
    Posts: 3610
    Help: 394
    Rate: 1534
    Absolutely do not use this Jacuzzi! This can even be fatal (similar to, for example, falling a hair dryer connected to the socket into the bathtub while taking a bath)! There must be something wrongly connected and it should be checked by an electrician-measurement with appropriate instruments. In general, plus and minus refer to direct current, and there is alternating current in the network, i.e. phase and neutral (commonly referred to as zero). Are you sure the neutral (neutral) is grounded? There can be many causes and this must be checked by an electrician with the appropriate measuring equipment. There's an obvious break somewhere. The fact that he doesn't kick his son in the Jacuzzi, and when he stands next to the Jacuzzi and puts his hand in, he "kicks", it probably occurs while standing with his bare feet on the ground - here a man is considered a conductor of electricity to the ground (grounding). It means that the protective grounding is ineffective there.
    In general, a jacuzzi must have special protection against electric shock (after all, there is water in such a bathtub and water + electricity is electric shock), which include, among others. residual current device, but not only that, hence it must be taken care of by a professional.
  • #10 18020168
    Witek005
    Level 6  
    Posts: 8
    Rate: 18
    Electrician ordered, I'll let you know what he said, the jacuzzi has obviously been disconnected for a long time and is now a swimming pool..
  • #11 18020236
    kortyleski
    Level 43  
    Posts: 12262
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    Unfortunately, a real electrician will turn off the entire installation after the measurements. Janusz electricians will make a bridge in the socket and it will be fine. By the time. Because it will turn out that the power supply network is TT and in the event of a break in N, the water in the pool will not kick but kill. Perversely, I will ask when was the last inspection of the installation done? Should have been done 5 years ago...
  • #12 18020237
    Rezystor240
    Level 42  
    Posts: 9240
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    Rate: 1647
    Without connecting to electricity, you can use it as much as possible, there is no risk.
  • #13 18020250
    Witek005
    Level 6  
    Posts: 8
    Rate: 18
    There hasn't been a review in 20 years...
  • #14 18020259
    Rezystor240
    Level 42  
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    Rate: 1647
    Witek005 wrote:
    There hasn't been a review in 20 years...


    When was the installation installed?
    After all, in the 2000s there was a requirement to use an RCD.
  • #15 18020261
    kortyleski
    Level 43  
    Posts: 12262
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    So the time has come for him. Presumably you have a lot of first class equipment at home, refrigerator, washing machine, dishwasher, microwave oven, computer. Any of these devices can kill when incorrectly wired. Please provide the type of power supply network and a photo of the residential switchgear
  • #16 18020316
    Witek05
    Level 9  
    Posts: 36
    Rate: 3
    I can't take any pictures until the end of the month, I'm on vacation, the pump came 2 days ago. I arrange everything over the phone with a family member who can only plug the plug into the socket. An electrician ordered for tomorrow will let you know what and how he checked.
  • #17 18022476
    Witek05
    Level 9  
    Posts: 36
    Rate: 3
    The reason for the current breakdown was the connection of the earth to the phase in the socket I was using. The pool is checked by several people and the electrician does not kick anyone.
  • #18 18022483
    sylweksylwina
    Moderator of Computers service  
    Posts: 13171
    Help: 1875
    Rate: 2336
    Well, no comment, a miracle that there was no tragedy, because someone went to jail. Better check the whole installation.
  • #19 18022488
    misiekpb
    Level 22  
    Posts: 661
    Help: 35
    Rate: 144
    It's a miracle you're still alive.
    I don't understand people who use water-electric devices without differential-current protection. Neither high costs nor big philosophy can save lives.
  • #20 18022497
    Prof. SpecMiernik
    Level 27  
    Posts: 1206
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    Witek05 wrote:
    The reason for the current breakdown was the connection of the earth to the phase in the socket I used.

    Massacre.
    First, someone performed a reset in the socket (probably without even thinking about the network layout) and then some thoughtless genius "reversed" the wires in the board or in some box.
  • #21 18022594
    Zbigniew Rusek
    Level 38  
    Posts: 3610
    Help: 394
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    Prof. SpecMiernik wrote:
    Witek05 wrote:
    The reason for the current breakdown was the connection of the earth to the phase in the socket I was using.

    Massacre.
    First, someone performed a reset in the socket (probably without even thinking about the network layout) and then some thoughtless genius "reversed" the wires in the board or in some box.
    macabre. It's a miracle there wasn't a tragedy.
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Topic summary

✨ The discussion revolves around electrical issues experienced with a Bestway jacuzzi pump, specifically a 2000-watt model. The user reported electric shocks when touching the water, prompting concerns about grounding and electrical safety. Responses emphasized the importance of proper grounding and the potential dangers of using electrical devices near water without adequate protection, such as RCDs (Residual Current Devices). An electrician was called to investigate, revealing that the earth was incorrectly connected to the phase in the socket, which was the cause of the shocks. The conversation highlighted the necessity of regular electrical inspections and the risks associated with outdated wiring systems.
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FAQ

TL;DR: Hot‑tub shocks are an emergency—inspections should occur every 5 years, and “will not kick but kill.” This FAQ helps inflatable/Bestway spa owners find causes fast, fix wiring/grounding, add RCDs, and know when to call an electrician. [Elektroda, kortyleski, post #18020236]

Why it matters: Water plus faulty electrics can turn a mild tingle into a fatal shock within seconds.

Quick-Facts

Quick Facts

Why is my Bestway hot‑tub water giving me electric shocks?

A miswired outlet or failed grounding can energize the water via the pump’s earth bond. In this case, the outlet had live (phase) connected to the earth pin. That fault makes any metalwork or water path dangerous. Stop use immediately and call a qualified electrician. After a proper fix and verification, the shocks ceased entirely. Do not assume the pump is faulty if a replacement behaves the same; investigate the supply first. [Elektroda, Witek05, post #18022476]

Is it safe to keep using the pump if the water tingles?

No. Any tingle means a dangerous fault. “Absolutely do not use this Jacuzzi! This can even be fatal.” Disconnect power, keep people out of the water, and arrange professional testing. Water and electricity lower shock resistance and increase current through the body. Risk escalates rapidly in wet environments. Resume use only after a licensed electrician measures and certifies the circuit and protective devices. [Elektroda, Zbigniew Rusek, post #18019845]

Could the extension cord be the problem?

Yes. Two‑wire cords lack a protective earth and can create shock hazards. Use only a grounded, outdoor‑rated extension with an intact earth pin and conductor. Avoid damaged or undersized leads. If someone suspects a two‑wire cord or a flawed extension, replace it before any testing. A correct extension does not fix miswired outlets, but it removes one common risk. [Elektroda, Rezystor240, post #18019673]

Do I need an RCD/GFCI for an inflatable spa?

Yes. A jacuzzi requires special protection against electric shock, including a residual current device (RCD). The RCD trips on leakage, reducing shock exposure. Ask a qualified electrician to confirm the correct device type, rating, and installation. Do not rely on a plug‑in adapter if the fixed wiring needs correction. RCDs supplement, not replace, proper earthing and correct polarity. [Elektroda, Zbigniew Rusek, post #18019845]

My child in the water felt fine, but I got shocked when I touched it. Why?

Standing on the ground, you completed a path to earth, so current flowed through you. A person already in the water may not close that path the same way. This symptom points to ineffective or missing protective grounding. Treat it as a critical fault. Keep everyone out of the tub until an electrician tests and repairs the supply. [Elektroda, Rezystor240, post #18019700]

How do I safely troubleshoot a ‘tingle’ from a spa or pool?

  1. Disconnect power at the breaker and unplug the unit. Keep everyone out of the water.
  2. Do not test by touch. Wait for a licensed electrician with proper instruments.
  3. Have them verify outlet polarity, earthing continuity, and RCD operation before restoring power. “Absolutely do not use this Jacuzzi!” applies until tests pass. [Elektroda, Zbigniew Rusek, post #18019845]

Could old two‑wire or ‘neutral‑to‑earth’ bridging be to blame?

Yes. Bridging neutral to the earth contact in a socket is dangerous and noncompliant. In the case discussed, someone also reversed conductors elsewhere, compounding the hazard. Such errors can energize exposed parts and water. Have a professional inspect the distribution board and all outlets, and remove any neutral‑earth links in sockets. [Elektroda, Prof. SpecMiernik, post #18022497]

We haven’t inspected our wiring in 20 years. What should we do now?

Schedule a full inspection and measurements by a qualified electrician immediately. Two decades without a review is a red flag, especially with water‑connected appliances. Do not use the hot tub until tests of earthing, insulation, and protective devices are completed. Document findings and correct any defects before reconnecting. [Elektroda, Witek05, post #18020250]

The seller replaced the pump, but shocks remain. What next?

Assume a supply fault. Check outlet wiring, protective earth continuity, and RCD protection with an electrician. The thread’s replacement pump behaved the same, pointing to the installation, not the appliance. Do not keep swapping devices; fix the source. Power down the circuit until tests verify safety. [Elektroda, Witek005, post #18019552]

Is it safe to use the tub as a pool without plugging anything in?

Yes, if absolutely nothing electrical is connected, the specific shock risk from the pump vanishes. Treat it like a plain, unpowered pool. Keep electrical devices, cords, and pumps away from the water until an electrician clears the installation and protective devices. [Elektroda, Rezystor240, post #18020237]

What does “phase on earth” in a socket mean, and what happens?

It means the live conductor was tied to the outlet’s earth contact. Any equipment connected to that earth becomes energized at live potential. With a bonded pump, that fault can energize the water and frame, causing shocks. After correcting the wiring, multiple users reported no shocks. [Elektroda, Witek05, post #18022476]

What load should I expect from a Bestway pump?

Plan for around 2,000 W in this model class. That’s a high‑load appliance that needs a grounded, reliable circuit and proper protective devices. Avoid multi‑way adapters and suspect outlets. If the outlet or extension is warm, stop and investigate. Have an electrician confirm capacity and protection. [Elektroda, Witek005, post #18019552]

Why is a TT network with a broken neutral so dangerous around water?

In a TT system, a broken neutral can raise exposed‑parts voltage. Around water, that scenario may not just tingle; it can kill. Forum experts warned that in such a fault, “the water in the pool will not kick but kill.” Only thorough testing and correct protection mitigate this risk. [Elektroda, kortyleski, post #18020236]

After fixing one miswired outlet, should I check the rest of the installation?

Yes. One severe wiring error suggests others may exist. A full inspection helps prevent hidden hazards from causing injury or worse. “Better check the whole installation,” as the forum concluded after the fix. Document and remedy every defect before regular use resumes. [Elektroda, sylweksylwina, post #18022483]
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