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On the other side of the fan assembly, locate and remove four T20 Torx screws and remove the
securing plate (Figure 17).
Return to the shaft side of the fan assembly. Locate and remove the four 5/16” nuts holding the
motor to the tower (Figure 18).
Remove the motor.
Installing the motor
Install the replacement motor into the fan tower and secure with the four nuts(Figure 18). Use thread
lock on the threaded posts before installing the nuts. Be sure that the motor is positioned so that the
connector socket is facing up.
Re-install the impeller on the shaft. There should be a space of 1” from the back of impeller to the
mounting box. Re-install the rest of the assembly in the reverse order.
Figure 17: Securing plate.
Figure 18: Motor shaft with flat edge.jpg
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