Hot Spring Spas Iq2020 Main Circuit Board 77087
Replacement Motherboard is for IQ 2020 Control Box (#73223) 2001-2009 Hot Spring, Tiger River & Limelight Spas.
Complete IQ2020 box is no longer available as complete unit. This board is used with Heater Relay board 74618.Verify your thermistors are connected directly to the board, if they connect to the outside of the box you will need to replace the sensors as well.
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