- Hudson Fans Installation Manual

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Installation Manual 5000 Page 1 of 8 August 2000

Tuf-Lite



and

Tuf-Lite II



Fans

5000 Series Hub

INSTALLATION MANUAL

Adjustable Pitch Fan Assembly

22’ through 30’ 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.

Summary of content (8 pages)

PAGE 1
Tuf-Lite and Tuf-Lite II Fans 5000 Series Hub INSTALLATION MANUAL Adjustable Pitch Fan Assembly 22’ through 30’ 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).
PAGE 2
RECOMMENDED TOOLS Shop Towels Exact-A-Pitch® Digital Protractor 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 0-200 ft-lb.
PAGE 3
THRUST RETAINER (optional equipment) Install proper load bolt (not provided) into top of fan shaft and tighten (See Figure 1). Install thrust retainer channel on top hub plate using existing hub spool cap screws. Torque cap screws to 60-65 ft-lb. Install thrust retainer eyebolt and jam nut. Hand tighten eyebolt. Tighten jam nut securely against top of thrust retainer channel. Install clamp bolts through hub plates and blade clamp, putting bolt heads on top, lock washers and nuts on bottom.
PAGE 4
Rotate blade in clamp until digital protractor shows specified pitch angle to within ±0.2˚. Fan pitch angle is shown on fan specification 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 at the midpoint. Pull blade outward so that the blade neck flange rests against the back of the blade clamps. Push blade to the right to remove all slack.
PAGE 5
After mounting, install flat washer, lock washer, and 3/8” NC nuts. Tighten to 15 ft-lb (lubricated) or 20 ft-lb (dry). (See Figure 7) Note: Refer to instructions included with seal disc for further details. OPERATING INSTRUCTIONS Start fan and check rotation. Viewed from top (discharge), fan blades should rotate clockwise. Check motor power consumption to be sure fan is pulling desired load.
PAGE 6
HUDSON PRODUCTS CORPORATION Adjustable Pitch Fan Assembly 22’ Thru 30’ Diameter Series 5000 HUB PARTS LIST Number of Blades TYPE INVENTORY NO. 6 7 8 9 10 11 12 Up to 3.62 Diameter Shaft R-2 Hub Assembly No Invoice No. 5206 H5400 5207 H5410 5208 H5420 5209 H5430 5210 H5440 5211 H5450 5212 H5460 3.68 Diameter thru 4.19 Diameter Shaft S-2 Hub Assembly No Invoice No. 5306 H5300 5307 H5310 5308 H5320 5309 H5330 5310 H5340 5311 H5350 5312 H5360 4.25 Diameter thru 5.
PAGE 7
Installation Manual 5000 Page 7 of 8 August 2000 55 22 77 6 KEY, SET SCREW & CAP SCREWS FURNISHED WITH BUSHING 44 8 11 8 8 6 33 BLADE MODEL NO. SERIAL NO. DATE OF MANUFACTURE AND FINAL MOMENT BALANCE. (BLUE BLADES ONLY) HUB MODEL NO. & SERIAL NO.
PAGE 8
1307 Soldiers Field Drive Sugar Land, Texas 77479-4072 Post Office Box 20029 Sugar 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 II are registered trademarks of Hudson Products Corporation.