Hudson Industries , Inc. Fan 8000 User's Manual
Contents
1. PARTS LIST NO OF BLADES ITEM DESCRIPTION TYPE PART NO 6 7 8 9 10 11 12 13 14 Up to 7 44 Diameter Shaft W 2 Hub Assy No 8906 8907 8908 8909 8910 8911 8912 8913 8914 Part No D8116 D8117 D8118 D8119 D8120 D8121 D6072 D8123 D8124 1 Hub Plate 2 Per Hub W 2 Part No D8126 D8135 D8128 D8129 D8130 D8131 D8132 D8133 D8134 ITEM DESCRIPTION TYPE PART NO QUANTITY PER ASSEMBLY 2 Hub Spool W 1 65060 1 1 1 1 1 1 1 1 1 3 Bushing W 1 Specify Bore 1 1 1 1 1 1 1 1 1 4 Blade Clamp Half Epoxy Coated Aluminum 65018 12 14 16 18 20 22 24 26 28 5 Blade Clamp Stud W 2 Nuts 1 8 x 14 1 2 Mech Galv 70643 24 28 32 36 40 44 48 52 56 6 1 Flat washer Mech Galv 57402 48 56 64 72 80 88 96 104 112 7 1 Lock washer Mech Galv 73742 48 56 64 72 80 88 96 104 112 8 Hub Spool Cap Screw 3 4 10 x 2 1 2 316 SS 57027 16 16 16 16 16 16 16 16 16 9 3 4 Flat washer 316 SS 73720 16 16 16 16 16 16 16 16 16 10 3 4 Lock washer 316 SS 73739 16 16 16 16 16 16 16 16 16 11 Blade Arm Bottom 44 Long 61650 6 7 8 9 10 11 12 13 14 12 Blade Arm Stiffener 30 5 16 Long 61660 12 14 16 18 20 22 24 26 28 13 Blade Arm Assy Top D8127 6 7 8 9 10 11 12 13 14 14 Bolt HH 1 8 x 3 Mech Galv 59815 48 56 64 72 80 88 96 104 112 15 Bolt HH 1 8 x 2 1 2 Mech Galv 69927 24 28 32 36 40 44 48 52 56 16 Nut Heavy Hex 1 8NC Mech Galv 72120 72 84 96 108 1202. Includes all 316 SS hardware items 22 thru 24 amp 30 thru 34 to assembly and mount Installation Manual 8000 Page 6 of 8 January 2004 GiNH 0008 Seles Jayoweig 0b MYL pe Ajquessy ued u2 d ajqeysnipy NOILVYOdYdOO SLONGOUd NOSCNH Sopulg oT JnL 10 lt A AdS sopelg Jo Sopelg ol 9 rT JnI d40J H Api9 ds Wud squisn py TIPULA YLES JOquINN addy pejg pur A9 0UIvIG ut Ppoyy utg TAO I 9 or ador Z Ld V gt WId NVXd TIPULA jeuS put s pejg Jo Joquiny pur od r ywr ug AJri99dS Supo WYM Ieuondo ISuolA OOSS M ute Hd 19 S od PIIOJUIOY Sse S1oqr41 OSIG TEIS Iguondo SS 9TE M UR l duroo wor OQLAN Sulysng SS OLE 2 poztuvarey yoo 1901S S1ouolsp J Axod4 Te e00 1901S SOP Ieuondo uo nonG SULON uo ourz uo opyongqg Joods qnH PpS umuruun v pawo Axodq sdumro opelg IXS AULA PIIOJUIDY SSp S19qI41 sopelgd SHHSINIA 8 STVIAA LIVIN GLS January 2004 Page 7 of 8 Installation Manual 8000 HUDSON Products Corporation 1307 Soldiers Field Drive Sugar Land Texas 77479 4072 Post Office Box 20029 Su
3. NC 1 1 8 125 PNC 142 NOTE Retaining arrangement varies with gear shaft design ASSEMBLE BLADE CLAMP ON BLADE NECK Remove blade clamp studs lock washers and blade clamp halves from hub Assemble blade clamp halves over groove in blade neck with thick leading edge to left and thin trailing edge to right as you stand at end of blade Use a band clamp to hold the two blade clamp halves in position on the blade for installation in the hub body See Figure 1 Figure 1 January 2004 INSTALL BLADE INTO HUB Hoist the blade into position Blade and clamp halves weight about 300 Ibs Slide blade clamp into blade arm plates and install four 4 blade studs eight 8 lockwashers and eight 8 nuts See Figure 2 Tighten lightly Figure 2 SET PITCH AND TRACK Use Hudson EXACT A PITCH digital protractor Shown in Fig ure 3 or a bubble protractor to set blade pitch Mount protractor on a flat bar as a base and place it approximately 1 from tip of blade Note pitch on protractor Rotate fan 360 noting high and low pitch readings Locate place where pitch reading is a mid point between high and low readings and set pitch at that point Rotate blade in clamp until digital protractor shows specified pitch angle to within 0 2 Fan pitch angle is shown on fan specifica tion sheet for design duty After desired pitch angle is set raise and lower end of fan blade and find midpoint of blade travel Hold blade
4. 132 144 156 168 17 1 Flat washer Mech Galv 57402 144 168 192 216 240 264 288 312 336 18 1 Lock washer Mech Galv 73742 72 84 96 108 120 132 144 156 168 19 Seal Disc Bracket Weldment B8136 8 8 8 8 8 8 8 8 8 20 Cap Screw HH 3 8 16NC x 3 4 316 SS 70033 16 16 16 16 16 16 16 16 16 21 3 8 Lock Washer 316 SS 73722 16 16 16 16 16 16 16 16 16 22 Seal Disc Washer 1 8 Thick Nitrile 73055 16 16 16 16 16 16 16 16 16 23 Seal Disc Mounting Flat Washer 3 8 x 1 1 2 OD 316 SS 60273 16 16 16 16 16 16 16 16 16 24 Seal Disc Mounting Lock Washer 3 8 316 SS 73722 16 16 16 16 16 16 16 16 16 25 Eye Bolt W Nut 3 4 10 x 2 Mech Galv 59547 4 4 4 4 4 4 4 4 4 26 3 4 Flat Washer Mech Galv 16716 8 8 8 8 8 8 8 8 8 2 3 4 Lock Washer Mech Galv 73738 4 4 4 4 4 4 4 4 4 28 Pin Grooved 1 2 X 1 1 2 74540 4 4 4 4 4 4 4 4 4 29 160 Diameter Seal Disc Kit D8053 1 1 1 1 1 1 1 1 1 30 Seal Disc Joint Gasket 73047 4 4 4 4 4 4 4 4 4 31 Seal Disc Cap Screw HH 3 8 16NC x 2 316 SS 53622 24 24 24 24 24 24 24 24 24 32 Seal Disc Hex Nut 3 8 316 SS 72050 24 24 24 24 24 24 24 24 24 33 Seal Disc Flat Washer 3 8 x 1 OD 316 SS 73623 48 48 48 48 48 48 48 48 48 34 Seal Disc Lock Washer 3 8 316 SS 73722 24 24 24 24 24 24 24 24 24 35 Tuf Lite II Fan Blade Blue Varies 6 7 8 9 10 11 12 13 14 Tuf Lite Fan Blade Black Varies 6 7 8 9 10 11 12 13 14
5. complete and be sure to remove all tools loose parts and materials from the completed hub assembly prior to startup Installation Manual 8000 Page 4 of 8 January 2004 Figure 11 Figure 9 OPERATINGINSTRUCTIONS Start fan and check rotation Viewed from top fan blades should rotate clockwise Check motor power consumption to be sure fan is pulling desired load CAUTION If positive pitch is set in summer to use all avail able motor amps nameplate rating motor could be overloaded in winter Design pitch angles usually do not use all of the available motor horsepower This ensures that the motors will not be overloaded at low winter temperatures Figure 10 NOTE The purpose of the seal disc is to prevent hot air from recirculating back down through the hub increasing efficiency CHECK TIP CLEARANCE Rotate fan in position inside fan ring or fan stack to check tip clearance Check for spots where fan blade clearance is less than 3 4 or greater than 1 1 2 from fan ring See Figure 11 If necessary adjust fan ring or fan stack by shimming to obtain proper clearance Note that different cooling towers may have different ways to adjust the fan ring or fan stack Figure 12 Installation Manual 8000 Page 5 of 8 January 2004 PARTS LIST 8000 Series Hub Adjustable Pitch Fan Assembly 34 through 40 Diameter
6. seal disc quarter section onto the nearest group of seal disc bracket stud pairs Remove adhesive backing on nitrile gasket section and apply gasket to seal disc flange surface carefully such that holes in gasket lineup with the holes in the flange See Figure 7 Repeat these operations with the next three seal disc quarter sections ensuring that seal disc balance match marks are aligned Figure 6 Figure 7 Make final adjustments to the quarter sections such they mate properly with each other and all seal disc bracket studs install the fasteners loosely joining each seal disc section using one flat washer against the fiberglass surface on each side one 3 8 hex bolt lock washer and hex nut at each flange hole location See Figure 8 Ensure final fit up of the seal disc sections check flatness and alignment of pear shape openings with the eye bolts and snug all fasteners Complete fasteners at each bracket location two per bracket using a 3 8 hex bolt flat washer lock washer and hex nut See Figure 9 Snug these fasteners Figure 8 Using a measuring tape in several radial locations double check the seal disc assembly such that it 1s centrally located on the hub Make any final adjustments as necessary to ensure concentricity and trueness then tighten all fasteners at the flange surfaces and bracket studs to 15 ft lbs lubricated or 20 ft lbs non lubricated Make sure that all other details of fan installation is
7. _ _l ita HUDSON Tuf Lite ie Fans Products Corporation 8000 Series Hub INSTALLATION MANUAL 4 x 4 w Adjustable Pitch Fan Assembly 34 through 40 Diameter Hudson Tuf Lite and Tuf Lite II fan blades Hudson Tuf Lite black fan blades are made from fiberglass reinforced epoxy resin having a very high strength to weight ratio and corrosion resistance not shown Hudson Tuf Lite II blue fan blades are made from fiberglass reinforced vinyl ester resin having a very high strength to weight ratio and superior ultra violet and corrosion resistance An elastomeric blade holder joint cover not shown prevents moisture from entering the blade shown above The individually balanced blades can be replaced independently matched sets are not required Installation Manual 8000 Page 1 of 8 January 2004 RECOMMENDED TOOLS Long T Handle Allen Wrench Set 3 16 to 3 8 Medium Size Flat Head Screw Driver Brass Ball Peen Hammer Flat Bastard File 240 Grit Sand Paper Anti Seize Lubricant WD 40 12 Crescent Wrench Shop Towels Exact A Pitch Digital Protractor P N 62375 25 ft Measuring Tape Pencil or Marker Open Box End Wrench Set 1 2 1 1 2 Socket Set for 1 2 Drive 1 2 1 1 2 Torque Wrench s Rated for 0 250 ft lb INSTALLATION PROCEDURES ASSEMBLY WITH BUSHING Clean all mating surfaces between hub bushing and shaft If there is no shoulder
8. at the midpoint Pull blade back so that it sits against blade clamp Push blade to the right to remove all slack Use torque wrench to tighten clamp bolts to recommended stan dard of 280 ft lb lubricated or 300 ft lb dry Recheck pitch setting Blade must be set within 0 2 of desired pitch angle Tighten clamp bolts evenly DO NOT OVER TORQUE CLAMP BOLTS Installation Manual 8000 Page 3 of 8 Figure 3 When bolts are tightened hold a pencil against top end of blade and mark the level onto a fixed object such as a pole or the fan ring Install remaining blades at same place as first blade following pro cedures above After tightening bolts mark top end of each blade in same place first blade was marked If marks differ by 1 1 2 or more adjust blade CHECK TRACK After fan is installed in fan ring outline top end of each blade onto fan ring with a marker The difference between levels of highest and lowest outlines should not be more than 1 1 2 Correct blade track by loosening clamp bolts and adjusting blade to match track of other blades Retighten bolts and recheck track and pitch angle setting Retighten blade clamp bolts to recommended standard of 280 ft lb lubricated or 300 ft lb dry torque See Figure 4 Figure 4 January 2004 ASSEMBLE SEAL DISC AND MOUNTING BOLTS Place seal disc quarter section on hub aligning the pear shaped opening over one of the eye bolts See Figure 6 and drop the
9. gar Land Texas 7777496 0029 Phone 281 275 8100 Fax 281 275 8388 1 800 634 9160 24 Hours EMAIL hudson products hudsonproducts com http www hudsonproducts com Hudson Auto Variable Combin Aire Exact A Pitch Fin Fan Heatflo Hy Fin Split Flo Solo Aire Stac Flo Steamflo Thermflo Tuf Edge Tuf Lite and Tuf Lite IT are registered trademarks of Hudson Products Corporation Installation Manual 8000 Page 8 of 8 January 2004
10. on shaft to prevent bushing from sliding down shaft slide spacer sleeve not provided on shaft before bushing Slide bushing and key onto shaft until flush with end of shaft Lock W 2 bushing on shaft by tightening set screw in flange with 1 4 Allen Wrench Note setscrew is not present on all bushings Line up key and set hub on bushing Engage the four 4 3 4 cap screws m flange of bushing into hub spool Using a torque wrench with a 1 1 8 socket tighten evenly to recommended standard of 250 ft lb dry ASSEMBLY WITH STRAIGHT SHAFT NO BUSHING Clean all mating surfaces between the hub and the shaft If there is no shoulder on shaft to prevent hub from sliding down shaft slide spacer sleeve not provided on shaft before hub or use a thrust retainer optional equipment on top of hub Install key in shaft Line up key and keyway and set hub on shaft Tighten two 2 set screws in hub ASSEMBLY WITH TAPERED SHAFT NO BUSHING REQUIRED Clean all mating surfaces between hub and shaft Coat all mating surfaces with an anti seize or lubricating compound Align keyways and install hub Install retainer plate and cap screw s with lock washer s Shaft size determines what size cap screw is necessary Using a torque wrench with a socket evenly tighten cap screw to recommended standard per table below Installation Manual 8000 Page 2 of 8 Torque Value ft lb Cap Screw Socket Size Size 5 8 NC 15 16 3 4
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