Hot Spring IQ2020 Heater Relay Board – Legacy Version (Part #77118) – Discontinued

Description

Compatibility

For IQ 2020, 2009-2011

Replaces #76071

*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

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