How To Fix Lf Error Code On Hot Tub?

For the error messages of HFL, LF, Dr, or DRY. This means that there is a flow issue through your heater. Try and clean your filters. While cleaning your filter make sure there is no debris in your hot tub that will get sucked down into your pump.

What does code LF mean on hot tub?

Today’s post is about water flow trouble codes on your spa panel. These are usually presented as FL, FLO or FLOW on your display, although it may appear as LF ( Low Flow ) or PS (Pressure Switch). When the water isn’t flowing like it should, the heater stops working, equipment overheats and water quality quickly suffers.

How do you clear a hot tub error code?

Solution A: Increase the hot tub water level If the water level is not correct, top up your tub with more water. Switch off the power and remove the filters. After 20 minutes, switch the power back on and run the spa/jets without the filters to see if it clears the flow issue.

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Is there a reset button on my master spa?

Press the red reset button to reset the switch before reaching out to tech support. Make sure the temperature probe is properly in the right amount of water to accurately read the temperature, and that there is no build up in the thermal well.

Why is my hot tub flashing error?

The water probably isn’t flowing fast enough through the heater causing the temperature to increase. DO NOT USE THE HOT TUB while these error codes are flashing as the water will be scalding hot.

How do I know if my hot tub has an airlock?

As mentioned above, the most common sign that your hot tub has an air lock is the jets not working when powered on. This can include nothing coming out of your jets when they are turned on or even a humming sound coming from the jets or pump.

What does F mean on hot tub?

OH = Overheat 108° F, spa is deactivated. Do not enter the water. FL = Flow. Pressure switch is not working. SN = Non functional high temperature sensor.

How do I know if my hot tub pump is bad?

There are several signs of hot tub pump failure:

  1. Humming noise from motor not turning, frozen shaft, bearings or impeller, or defective starting capacitor.
  2. Whining noise from worn bearings.
  3. Leaks under the pump from a failure of the pump seals.

Where is the flow switch on a hot tub?

The flow switch is located behind the outside walls of the spa and connected to the plastic piping.

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Where is reset button on hot tub?

Locate the spa’s high-limit reset. This is a red button found on many spa packs. It may be located on the heater and covered by a rubber nipple.

Why is my spa pump not working?

If The Pump Won’t Turn On Start by checking to see if your hot tub breaker has tripped. If it has, you may have an issue with the breaker itself (it could be a blown fuse), or with the spa. You can reset the breaker by turning it off for 30 seconds and then turning it back on. Disconnect the pump and reset the breaker.

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