2016 Premium MSpa Service Manual
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9. Disconnect all electrical cables from the original power board and connect all cables to the new power board
correctly and assemble the power board into the control box in reverse order.
4.5 How to Replace the Bubble Generator
1. Take off water inlet and outlet caps
2. Remove the air pipe
3. Deflate spa pool
4. Unscrew the check valve plastic nut
The upper square valve is for inflation
The button round valve is for deflation