Jacuzzi Excessive Gas Usage / Inefficiency

Jacuzzi pool heater display shows normal operation but the gas meter shows unusually high consumption.

Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Scaled heat exchanger reducing efficiency, Incorrect gas input rate, Continuous operation due to heat loss, Bypass or mixing reducing delivered temperature

How to Fix / Troubleshooting

Safety first: Gas adjustments must be done by a licensed technician.

Steps to improve efficiency:

Check for scale: Have a professional inspect and descale the heat exchanger if necessary.
Verify gas input: A gas technician should clock the gas meter and compare input rate to Jacuzzi’s rating plate; adjust regulator or orifices if incorrect.
Insulate and cover: Use a pool cover to reduce heat loss and shorten heater run time.

Repair Difficulty

Hard 4/5

Required Part

Jacuzzi Heat Exchanger

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