2016 MSpa
Service Manual
MSpa website: www.the-mspa.com
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9. Take out the power board from the case
10. Unplug heater elements cables from the power
board
11. Unscrew four screws that fasten heater elements
onto the control box. Dismantle the detection line of
heating, and then disconnect the leads of water switch
12. Take out the original heater elements from the
control box and assemble a new heater elements in
reverse order.
4.4 How to Replace the Power Board
1. Take off water inlet and outlet caps
2. Remove the control panel
3. Deflate spa pool
4. Unscrew the check valve plastic nut
5. Take out control box from spa pool
6. Loosen four screws on the top lid
The upper square valve is for inflation
The button round valve is for deflation