How can I find out what heater I need for my spa?
Simply pick the spa volume and the desired heat-up time to find the appropriate heater model or rating. To determine the heater model on a chart that lists required heater output, divide the output by the efficiency to find the heater input. (All heaters list their heater input ratings on their faceplates and in specification manuals.
How do you replace a spa heater element?
If all else fails, you may have to replace the heater element. On most units, the element can be accessed by removing two to six screws, setting the cover aside and pulling out the element. This will vary from model to model, but the new element will come with specific instructions.
How to tell if your hot tub heater element is the problem?
With the spa on, test both of the leads on the element at the same time. If the meter is reading 240v, the element is the problem. If the meter is reading zero, the problem is with the circuit board. With the spa on, test both of the leads on the element at the same time. If the meter is reading 120v, the element is the problem.
What should I do if my spa heater fails?
There are 2 ways to replace a failed spa heater. You can choose to replace the internal immersion element or to replace the whole spa heater assembly, including the stainless heater chamber and the union ends. You can buy the spa heater element for less than $30 and save your dollars from buying a whole spa heater which costs a bit more.
Simply pick the spa volume and the desired heat-up time to find the appropriate heater model or rating. To determine the heater model on a chart that lists required heater output, divide the output by the efficiency to find the heater input. (All heaters list their heater input ratings on their faceplates and in specification manuals.
With the spa on, test both of the leads on the element at the same time. If the meter is reading 240v, the element is the problem. If the meter is reading zero, the problem is with the circuit board. With the spa on, test both of the leads on the element at the same time. If the meter is reading 120v, the element is the problem.
When to replace a hot tub heater assembly?
Once you’ve determined that the heater element is bad, you now need to decide if you need to replace just the element, or the whole heater assembly. If the heater assembly is more than a few years old, it is best practice to replace the whole heater.
How is the sizing of a pool heater determined?
Typical Spa Heater Sizing Chart Heater Input (BTU/hr): 125,000 175,000 250,000 325,000 Spa Volume (gal.) Minutes required for each 30° temperatur 200 30 21 15 12 300 45 32 23 17 400 60 43 30 23
