Removal And Replacement Of The Impeller; Motor Replacement - Speck pumps Badu EcoM3 Installation, Operating And Service Manual

Removal and Replacement of the Impeller and/or Mechanical Seal - continued
15. Install the diffuser by aligning the diffuser pin with the holes in the seal housing and pressing together.
16. Make sure the diffuser and casing o-rings are in place and free of debris. Slide the motor flange into
the casing.
17. Tighten the eight screws using a cross pattern from side to side and top to bottom.
CAUTION: Do not over-tighten or you will strip the casing threads.

Motor Replacement

WARNING: The pump must serviced by a professional service technician qualified in pool/spa
installation. The following procedures must be followed exactly. Improper installation and/or
operation can create dangerous electrical hazards, which can cause high voltage to run through
the electrical system. This can cause property damage, serious personal injury, and/or death.
Improper installation and/or operation will void the warranty.
1. Disconnect the wiring from the side of the motor. (Refer to the Electrical Installation on page 10)
2. Remove the eight screws holding the flange to the pump casing.
3. Slide the motor and flange from the casing.
4. Remove the diffuser by gently pulling the diffuser horizontally until the pins are clear from the seal
housing.
5. Place a flat heat screwdriver through the center hole of the fan cover and into the screwdriver slot on
the motor shaft.
6. While holding the motor shaft, turn the impeller counter-clockwise.
7. After removal of the impeller, the seal housing will slide easily off the motor shaft.
8. Using a M8 Allen wrench, remove the four bolts and washers securing the flange to the motor.
9. Remove the slinger from the old motor and install on to the new motor.
Removal and Replacement of the Impeller and/or
10. Clean the surfaces of the seal (Refer to the
Mechanical Seal Section page 17 steps 9 -17).
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