Where are the circuit boards in a spa?
Most modern spas have circuit boards located inside the equipment area, commonly referred to as the “spa pack”. The spa pack is essentially the brain of your spa.
What kind of circuit board do I need for my hot tub?
There are a number of companies that make hot tub circuit boards, and each may display the replacement information you need in a slightly different manner. The information below will cover 3 of the most common brands, and will help you identify which replacement is correct for your spa:
How can I tell if my circuit board is bad?
To get started, remove the cover on your spa pack. A good indicator that your circuit board may be bad is if you are not receiving power to an important piece of equipment such as the pump, blower, heater, etc. Checking voltage on the board will allow you to determine whether this is where you are losing power.
What does the revision number on a hot tub mean?
Almost every chip number will end in a revision number. Examples are “R1A”, “R1B”, “REV. B’ or a similar combination. The chip number defines the software used between the topside control and circuit board, and will guarantee that the topside control and circuit board will work together.
Is the circuit board part of the SPA system?
It is a bit like a “nerve center.” The circuit board is the part of the spa system that sends electronic messages to heat the water, turn on or turn off the pump, etc. It is a metal plate with wires, resistors, capacitors, and relays running across it in a complex grid.
Is the circuit board in a hot tub essential?
This entry was posted on December 5, 2018 by Ben Bavinck. The circuit board of a spa or hot tub is an essential part of the electronic system that keeps the water hot and the jets bubbling.
How to troubleshoot a spa control panel problem?
Reset the control panel if it only displays dashes and not error messages. Turn the power off for one hour and then turn it back on. If the control panel is displaying strange messages or have lights blinking at the same time, it could be a software issue with the circuit board. Check if there is corrosion or condensation.
When to replace a hot tub control panel?
Turn the power on and check if the hot tub heats up or starts to filter. The surest way to check if a control panel works is to use one you know is working and connect it to the circuit board. Once you have tested the control panel and it does not work with one you know is in working condition, you may need to replace the circuit board.
