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Table of Contents
Related Manuals for SPX Cooling Technologies Marley HP7000
Summary of Contents for SPX Cooling Technologies Marley HP7000
- Page 1 Marley HP7000 Fan Clamped Blade Shank – 192" thru 240" User Manual 01-1139A...
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Page 2: Fan Components
Fan Components Hub Center Hub Plate Kit–Blade Clamp Blade Clamp Kit–Center Hub Hardware Cap Screw B\,″ Flat Washer B\,″ Pin Z\x″ Kit–Blade Clamp Hardware Machine Bolt C\v″ Flat Washer C\v″ Locking Hex Nut C\v″ or Hex Nut C\v″ and Lock Washer C\v″ Thread Lubricant Kit–Hub Cover Hardware Machine Bolt C\,″... - Page 3 Fan Hub Installation The following instructions detail the process for installing a Marley HP7000 Fan on a Marley Geareducer with a tapered fan (output) ® shaft and bolted fan hub retention. Installation on other gear reduc- tion units may be different. Contact your Marley sales representative for supplemental instructions if required.
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Page 4: Fan Blade Installation
Figure 3–Blade Nameplate Figure 4 Fan Blade Installation Marley HP7000 fan blades are manufactured to equal moment weight and blade clamps to equal static weight. The blades and clamps can be installed in any position without affecting fan balance. At the end of the blade shank on a nameplate is inscribed a let- ter code (i.e. “A” or “B” etc.). -
Page 5: Flat Washer
Figure 5 –Remove one set of blade clamps from the hub assembly. Blade clamps are installed on the hub assembly at the factory with spacers for shipping purposes. Remove and discard the spacers. Position the blade clamps around the shank of a blade with the machined- face end of the blade clamp against the blade safety shoulder. -
Page 6: Pitch Angle
Figure 6 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 Cooling Technologies (see page 2). BLADE 2" 1–Select a position on the fan circumference and rotate each blade to this common location when setting or checking blade pitch. -
Page 7: Fan Maintenance
Figure 7 Hub Cover Installation Install the hub cover as shown in Figure 1 and Figure 7. Tighten all hex nuts to 15 ft·lb (0 N·m) torque. ƒ Fan Maintenance Preventative maintenance will prolong useful life and assure con- tinued trouble-free operation. After the first week and subsequently at six month intervals: •... - Page 8 Do not exceed 30 sec/hour total motor starting time as motor may overheat. Cooling Technologies Balcke ©2005 SPX Cooling Technologies, Inc. | Printed in USA × DENSI- × HP DENSITY Actual Air Density...