Heater Relay Circuit Board 77119
Heater Relay Board with jumpers and shortened screws for the front cover of the following Products:
- Caldera Spas
- Hot Spring Spas
- Tiger River Spas
- Lime Light Hot Tubs
Symptoms this part has failed:
- No power going to the heater even though the red HTR ON L.E.D. light is lit inside the IQ2020 control box.
- The heater board is charred on the front and/or the backside.
- Watkins Manufacturing is the maker of Caldera, Hot Spring, Tiger River and Lime Light Spas. This Circuit Board is a genuine OEM Circuit Board replacement from Watkins Manufacturing.This upgraded circuit board replaces the first and second and third generation boards in the IQ 2020 Control Box found in Caldera, Hot Spring and Tiger River spa models (replaces circuit board 74618). This new board has a voltage jumper in the upper left corner that is factory set; although there is reference to instructions, No field action is required relative to this jumper at this time (it is for potential future use).
Hot Springs 77119
Tiger River 77119
Lime Light 77119