Error Code E90 (Water Pump) - Intex Pure Spa BUBBLE SB-HWF20 Repair Manual

Spa control base
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Error Code E90 (Water Pump)

If the display indicates Code 90 & there is no water flow;
1. If only a click can be heard from the pump when attempting to turn on the unit, there is likely
a problem with the water pump. Check the water pump for any broken parts inside.
a. Refer to the control base open procedure to open the enclosure and base opening
procedure to open base
b. Disconnect water pump power cable. Unscrew brown nuts by loosening. Release the
screw.
Disconnect the black power cord
c. Unscrew 5 screws on the pump to reveal the impeller and ceramic shaft. The impeller is
magnetic so pull it out carefully and make sure it doesn't come in contact with anything
sensitive to magnetism. Check for broken parts.
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