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Top 5 Signs Your Hot Tub Needs a Service

Is your hot tub acting up? Learn the top 5 signs your hot tub needs a service and find out when it's time to call a hot tub engineer. Don't let minor issues turn into major problems - keep your hot tub in perfect condition with our expert tips.

Is your hot tub acting up? Learn the top 5 signs your hot tub needs a service and find out when it’s time to call a hot tub engineer. Don’t let minor issues turn into major problems – keep your hot tub in perfect condition with our expert tips.

1. Water Clarity Issues

One of the most obvious signs that your hot tub needs servicing is poor water clarity. If the water is cloudy, foamy, or has an unpleasant odour, it’s a red flag. Clear water is essential not just for aesthetic purposes, but for health reasons too. Cloudy or murky water can harbour bacteria and other harmful microorganisms. Common causes include:

  • Improper Chemical Balance: Incorrect levels of sanitisers, pH, and alkalinity.
  • Filtration Problems: Dirty or clogged filters.
  • Circulation Issues: Malfunctioning pumps or jets.

Regularly checking and balancing your water chemistry can prevent many of these issues. However, if the problem persists, it’s time to call in a hot tub service professional.

pool chemicals test

2. Unusual Noises

Hot tubs are designed to be relaxing, so any strange or loud noises should be a cause for concern. Grinding, screeching, or humming sounds often indicate mechanical issues that need immediate attention. Potential culprits might be:

  • Pump Problems: Bearings might be worn out.
  • Heater Issues: Scale buildup can cause the heater to make strange noises.
  • Jet Malfunctions: Blocked or broken jets can cause unusual sounds.

Ignoring these noises can lead to more severe damage over time, so it’s wise to have a hot tub engineer near you take a look.

3. Temperature Inconsistencies

A hot tub that can’t maintain a consistent temperature is another sign that it needs servicing. Whether it’s not heating up at all or fluctuating between hot and cold, the issue could stem from:

  • Thermostat Failures: A broken thermostat might not be able to regulate the temperature.
  • Heater Element Issues: A faulty heater element can cause inconsistent heating.
  • Sensor Problems: Malfunctioning sensors can provide incorrect readings to the control system.

Temperature problems can significantly affect your hot tub experience and should be addressed promptly to avoid further complications.

4. Leaks and Water Level Drops

Leaks are a clear indicator that something is wrong with your hot tub. If you notice the water level dropping faster than usual, it’s likely due to a leak. Common sources include:

  • Plumbing Issues: Loose connections or cracked pipes.
  • Shell Cracks: Damage to the hot tub shell itself.
  • Faulty Seals: Worn out or damaged seals around jets and fittings.

Leaks can cause significant damage if left unchecked, both to your hot tub and the surrounding area. A professional hot tub service can identify and fix leaks effectively.

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Image Courtesy of WikiHow

5. Malfunctioning Controls

Modern hot tubs come with advanced control systems, allowing you to manage temperature, jets, and lights with ease. However, if these controls start malfunctioning, it’s a sign you need a service. Issues might include:

  • Unresponsive Buttons: Buttons that don’t work or respond intermittently.
  • Display Errors: Faulty displays that show incorrect information.
  • Control Board Failures: Problems with the main control board can affect all functions.

These issues can be frustrating and may indicate deeper electrical problems that require expert attention.

Importance of Covers for Hot Tubs

To maintain the condition of your hot tub and prevent many of these issues, investing in quality covers for hot tubs is crucial. Covers help in:

  • Retaining Heat: Reducing energy costs by keeping the heat in.
  • Preventing Debris: Keeping leaves, dirt, and other debris out of the water.
  • Reducing Evaporation: Minimising water loss and chemical consumption.

A well-maintained cover can extend the life of your hot tub and reduce the frequency of needed services.

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Image courtesy of Certikin UK

When to Call a Hot Tub Engineer

While some minor maintenance tasks can be handled on your own, it’s important to recognise when professional help is needed. A hot tub engineer can provide:

  • Comprehensive Diagnostics: Identifying and addressing underlying issues.
  • Expert Repairs: Fixing mechanical and electrical problems efficiently.
  • Preventive Maintenance: Regular check-ups to keep your hot tub in top condition.

Don’t wait until a minor issue becomes a major headache. Regular servicing by a qualified professional can ensure your hot tub remains a source of relaxation and enjoyment for years to come.

Remember, we offer this exact service! Get in touch with us today to book a site survey.


Keeping an eye out for these top 5 signs can help you maintain your hot tub’s performance and longevity.

From water clarity issues to malfunctioning controls, addressing these problems early on with the help of a hot tub service professional will save you time and money in the long run.

Remember, investing in quality covers for hot tubs and scheduling regular maintenance with a hot tub engineer are key steps in ensuring your hot tub stays in perfect condition.

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