Hudson Sales & Engineering Tuf-Lite 5000 Series User Manual download pdf (Page 3)

Installation Manual 5000 Page 3 of 8 August 2000

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.

Figure 1

BLADE INSTALLATION

Remove blade clamp bolts, nuts, lock washers, and blade clamp

halves from hub. Assemble blade clamp halves over groove in

blade neck, and install into hub (See Figure 2). The thick lead-

ing edge will be to your left and thin trailing edge will be to

your right as you stand at end of blade.

Install clamp bolts through hub plates and blade clamp, putting bolt

heads on top, lock washers and nuts on bottom. Tighten lightly (See

Figure 3).

Figure 3

SET PITCH AND TRACK

Use Hudson EXACT-A-PITCH

digital protractor (See

Figure 4) 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 at mid-point between high and low readings, and set

pitch at that point.

Figure 2

Figure 4

EYE BOLT

JAM NUT

THRUST RETAINER

CHANNEL W/ NU T

HUB PLATE

HUB SPOOL

H UB SPOOL

BOLT

CUSTOMER

PROVIDED

BOLT

FAN SHAFT

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Hudson Sales & Engineering Tuf-Lite 5000 Series User Manual Page 3