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}ià / marley hp7000 fan clamped blade shank – 192" thru 240" / user manual 01-1139a.
Order no. ___________________________________ trial pitch angle ______________________________ final pitch angle _____________________________ speed-rpm __________________________________ contract hp _________________________________ fan components 300 101 120 ft·lbƒ (163 n·m) see fig 6 for details ...
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...
4 fan blade installation note figure 4 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 ...
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 ...
6 note 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). 1–select a position on the fan circumference and rotate each blade to t...
7 figure 7 141 102 143 142 300 145 142 146 144 142 hub cover installation install the hub cover as shown in figure 1 and figure 7. Tighten all hex nuts to 15 ft·lb ƒ (0 n·m) torque. Fan maintenance preventative maintenance will prolong useful life and assure con- tinued trouble-free operation. After...
Density a = actual air density volts n = nameplate volts amps n = nameplate amperage hp n = nameplate horsepower hp c = corrected horse- power volts a = actual volts amps a = actual amperage volts a × amps a × densi- ty d hp c = × hp n assembly identification number (see figure 1) is required to ide...
