Adjusting Fan Drive Motor Limit Switches

Motor (A) allows infinite fan speed adjustment within a certain range (550 to 1250 rpm).

Speed limit switches (B) and (C) shut off motor by the means of rod (E) when maximum or minimum speed is reached.

If fan speed is not within the specified range, relocate speed limit switch (B) or (C) by turning nuts (D).

A-Variable Fan Drive Motor
B-Speed Limit Switch (Minimum Speed)
C-Speed Limit Switch (Maximum Speed)
D-Nut
E-Adjusting Rod

ZX,OMSLC007716 -19-07JAN97-1/1