Hot Spring Spas Iq2020 Heater Relay Circuit Board 77119
IQ 2020 Heater Relay Board, 2001-2008 (Replaces #74618)
With this circuit board you can replace the existing faulty heater relay and once again heat your Hot Springs Spa.
To diagnose a faulty relay, first turn temp up high - Test for voltage at heater terminals and input at board, If no voltage at heater but voltage at board input then the board is faulty
This is a final sale part