SPX 03-11A - Manuals

SPX 03-11A – Manual in PDF format online.

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Manual

Manual SPX 03-11A

Summary

Page 3 - Fan Assembly Instructions; 01 oriented as shown in Figure 1.; —Secure blade retention sleeves; V11 and locking nut X12. Tighten; —Position the blade clamp blocks; 03 around the blade shank so; that the blade; 00 droops slightly downward when the blade clamp; Figure 2

3 ➠ Fan Assembly Instructions The following instructions apply to installations having straight bores or tapered output shafts without split taper bushings.It is convenient to preassemble the fan prior to installation on the driving shaft. 1—Select a large open area corresponding to the fan diameter...

Page 4 - Figure 3; X14 until the blades; are barely able to move when twisting the blade.; Fan Installation Instructions

4 Figure 3 8—Repeat steps 3 through 7 for all blades.9—Progressively tighten all blade clamp nuts X14 until the blades are barely able to move when twisting the blade. 10- Measure the final fan diameter. By using a different hole in the blade retention sleeves the fan diameter can be altered for the...

Page 5 - Adjusting Fan Blade Pitch; ° of the desired pitch angle. After; Note; Bolt; ft·lb

5 Adjusting Fan Blade Pitch The trial pitch is the calculated setting for design conditions (water rate , heat load, air density, and brake horsepower) . The trial pitch is provided by SPX (see page 2). 1–Select a position on the fan circumference and rotate each blade to this common location when s...