Farm Fans SCATTERGRAIN FFD-3000VS Installation And Operation Manual page 5

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1. Blade Adjustment Information
SMALL BINS - 24' DIAMETER OR LESS - The blade
extension should be removed for small diameter bins.
For these bins, INCREASE THE TILT, as required, so
most of the grain clears the roof angle and adjust blade
for MINIMUM BITE on the grain. To obtain minimum
bite, loosen U-bolts and rotate blade fully counterclock-
wise (as viewed from above) within the slots at the "T"
drive. Fully tighten U-bolts.
Adjust the two damper discs so the center openings
within the blade are almost fully open, to provide
increased filling at center of bin.
INTERMEDITATE BINS - 36' DIAMETER - For bin diam-
eters of 36' and over, it is advisable to have the blade
extension installed and positioned so that it is fully
RETRACTED. With the extension re-tracted, it will allow
additional grain to spill over and provide increased filling
at intermediate diameters.
For these size bins, the blade should normally be set for
the greatest possible throw. This is achieved by
DECREASING the tilt of the blade so most of the grain
clears the roof angle, and adjusting the blade to provide
MAXIMUM BITE on the grain. To increase the bite,
loosen the U-bolts and rotate the blade to its fully clock-
wise position within the slots at the "T" drive, as viewed
when looking down on the blade. Tighten U-bolts
securely.
Adjust the two damper discs so the center openings
within the blade are nearly closed, to prevent over-filling
center of bin.
LARGE BINS - 50' DIAMETER OR OVER - For large
bins, adjust blade extension so it is FULLY EXTENDED
and set blade for maximum throw. See procedure as
described under previous INTERMEDIATE BINS head-
ing.
DAMPER PLATES - OPEN
TO INCREASE FILLING
AT CENTER OF BIN, OR
CLOSE TO DECREASE.
5/16"-18 x 3/4" LG. CARRIAGE
BOLT WITH FLAT WASHER,
LOCK WASHER, and NUT
OPTIONAL
ADJUSTABLE BLADE
EXTENSION - SEE
TEXT FOR DETAILS.
LOWER GRAIN GUIDE BAFFLES - ADJUST GUIDES IN LINE WITH GRAIN STREAM FOR MAXIMUM
THROW IN LARGE DIA. BINS, OR ACROSS STREAM TO DEFLECT FLOW FOR SMALLER DIA. BINS.
NOTE: The information within the previous headings
describe the pre-adjustments required for extremes of
bin sizes. For in-between sizes, start with intermediate
adjustments, then vary settings slightly, if required.
2. Motor Control Information
To start the Scattergrain, set power switch to ON posi-
tion and rotate the speed control knob to provide the
desired blade RPM.
3. Regardless of bin size or grain type, the grain stream
must be centered directly within the Scattergrain cone to
prevent high and low grain surface areas from one side
of the bin to the other. When starting to fill the bin,
adjust the speed control high enough so grain strikes
the bin wall slightly above grain level in bin. Increase
setting as required when filling progresses. DO NOT
OVERSPEED THE SCATTERGRAIN.
SERVICE
CAUTION: Disconnect power supply before
attempting any type of servicing.
The gear box assembly is permanently lubricated with a
special grease at the time of manufacture, and no fur-
ther lubrication is required, unless seal leakage occurs.
It is advisable to inspect seals and check bearings
annually for tightness. A bearing take-up nut is provided
externally on the output shaft to keep the tapered bear-
ings and seals snug. In the event the motor fails to start,
check unit for freedom of rotation and make certain that
power is being supplied to motor. Check for blown fuses
in control box.
IMPORTANT: If fuse replacement becomes necessary,
use only fuses of the same rating as those supplied with
ROTATION
TWO-WAY ADJUSTABLE BLADE - TILT CAN
BE ADJUSTED TO SUIT DIFFERENT BIN
DIAMETERS. DECREASE TILT FOR LONGER
THROW WITH LARGE DIAMETER BINS.
3
SCATRGRN.DS4
UPPER GUIDE BAFFLE
U-BOLT SLOTS -
ROTATE BLADE FOR
BITE ADJUSTMENT.
SEE TEXT FOR DETAILS.

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