Thank you for choosing USC, LLC for your equipment needs. We appreciate your
business and will work diligently to ensure that you are satisfied with your choice.
OVERVIEW
The purpose of this manual is to provide you with the basic information needed to
operate and maintain the LP2000. It does not hold USC, LLC liable for any
accidents or injuries that may occur.
OPERATOR RESPONSIBILITIES
As the purchaser/owner/operator of this equipment and control system, you have an
obligation to install, operate, and maintain the equipment in a manner that minimizes
the exposure of people in your care to any potential hazards inherent in using this
equipment. It is critical that the owner of this equipment:
Has a clear and documented understanding of the process this machine is
being used in and of any resulting hazards or special requirements arising
from this specific application.
Allow only properly trained and instructed personnel to install, operate, or
service this equipment.
Maintain a comprehensive safety program involving all who work with this
machine and other associated process equipment.
Establish clear areas of staff responsibility (e.g. operation, setup, sanita-
tion, maintenance, and repairs).
Provide all personnel with necessary safety equipment.
Periodically inspect the equipment to insure that the doors, covers,
guards, and safety devices are in place and functioning, that all safety instructions and warning labels are intact and legible, and that the equipment is in good working order.
In addition to the operating instructions, observe and enforce the applica-
ble legal and other binding regulations, national and local codes.
As the person with the most to gain or loose from working safely, it is important that
you work responsibly and stay alert. By following a few simple rules, you can
prevent an accident that could injure or kill you or a co-worker.
USC, LLCPage 2
Page 3
LP2000 with Seed Wheel
Do not operate, clean, or service this equipment until you have read and
understood the contents of this manual. If you do not understand the
information in this manual, bring it to the attention of your supervisor, or
call your local USC dealer for assistance.
Any operator who is known or suspected to be under the influence of
alcohol or drugs should not be allowed to operate the equipment.
Understand and follow the safety practices required by your employer and
this manual.
PAY ATTENTION to what you and other personnel are doing and how
these activities may affect your safety.
Failure to follow these instructions may result in serious personal
injury or death.
RECEIVING YOUR EQUIPMENT
As soon as the equipment is received, it should be carefully inspected to make
certain that it has sustained no damage during shipment and that all items listed on
the packing list are accounted for. If there is any damage or shortages, the
purchaser must immediately notify your USC dealer. Ownership passes to
purchaser when the unit leaves the USC, LLC. premises. The purchaser is
responsible for unloading and mounting all components of the equipment.
Document the serial numbers of the machine for future reference. The seed treater
serial number is located on the upper right corner of the main control panel
mounting bracket. And the seed wheel serial number is located under the front
guard.
Seed Treater Serial Number
Seed Wheel Serial Number
SEED TREATER SERIAL NUMBER:____________________________
SEED WHEEL SERIAL NUMBER:______________________________
Throughout this manual there are small icons located in the left margin. They
indicate special information that may apply to your seed treater model. As the
legend below indicates, there is 1 icon, each of which represent a different seed
treater setup. If you have a Cotton/Rice treater, please take note when one of
these pictures is shown because it provides pertinent information.
LEGEND
Represents information specific to treaters designed to treat
Cotton and Rice seed
USC, LLCPage 5
Page 6
LP2000 with Seed Wheel
Section
Section
Safety Instructions
AA
Every year accidents in the work place maim, kill, and injure people. Although it
may be impossible to prevent all accidents, with the right combination of training,
operating practices, safety devices, and operator vigilance, the number of accidents
can be significantly reduced. The purpose of this section is to educate equipment
users about hazards, unsafe practices, and recommended hazard avoidance
techniques.
It is very important that operators and maintenance personnel understand the words
and symbols that are used to communicate safety information. Safety words, their
meaning and format, have been standardized for U.S. manufacturers and published
by the American National Standards Institute (ANSI). The European Community
(E.C.) has adopted a different format based on the International Standards Organization (I.S.O.) and applicable machinery directives. Both formats are presented below. Graphic symbols are not standardized, but most manufacturers will use some
variation of the ones seen in this manual.
Safety Instructions
SAFETY WORDS AND SYMBOLS
Indicates an imminently hazardous situation which, if not
avoided, will result in death or serious injury.
Indicates a potentially hazardous situation which, if not
avoided, could result in death or serious injury.
Indicates a potentially hazardous situation which, if not
avoided, may result in minor or moderate injury and/or
property damage.
Provides additional information that the operator needs to be
aware of to avoid a potentially hazardous situation.
USC, LLCPage 6
Page 7
LP2000 with Seed Wheel
Mandatory Lockout Power Symbol. Disconnect, lockout,
and tagout electrical and other energy sources before inspecting, cleaning, or performing maintenance on this panel.
International Safety Alert Symbol. The exclamation point (!)
surrounded by a yellow triangle indicates that an injury hazard
exists. However, it does not indicate the seriousness of
potential injury. The exclamation point (!) is also used with the
DANGER, WARNING, and CAUTION symbols so the
potential injury is indicated.
Electrocution Hazard Symbol. This symbol indicates that
an electrocution hazard exists. Serious injury or death could
result from contacting high voltage.
International Electrocution Hazard. This symbol indicates
that an electrocution hazard exists. Serious injury or death
could result from contacting high voltage.
Mandatory Read Manual Action Symbol. (I.S.O. format)
This symbol instructs personnel to read the Operators Manual
before servicing or operating the equipment.
Mandatory Read Manual Action Symbol. This symbol
instructs personnel to read the Operators Manual before
servicing or operating the equipment.
Notice is used to notify people of important installation,
operation, or maintenance information which is not hazard
related.
USC, LLCPage 7
Page 8
LP2000 with Seed Wheel
LOCKOUT / TAGOUT PROCEDURES
Lockout/Tagout is the placement of a lock/tag on an energy isolating device in
accordance with an established procedure. When taking equipment out of service
to perform maintenance or repair work, always follow the lockout/tagout procedures
as outlined in ANSI Z344.1 and/or OSHA Standard 1910.147. This standard
“requires employers to establish a program and utilize procedures for affixing appro-
priate lockout devices or tagout devices to energy isolating devices and to otherwise
disable machines or equipment to prevent unexpected energizing, start-up, or release of stored energy in order to prevent injury to employees.”
CONTROLLED STOP
This is the stopping of machine motion by reducing the electrical command signal to
0 (zero) once the stop signal has been recognized.
HAZARD REVIEW
Electrocution Hazard
Electrocution accidents are most likely to occur during maintenance of the
electrical system or when working on or near exposed high voltage wiring.
This hazard does not exist when the electrical power has been disconnected, properly locked, and tagged out.
Automatic Start Hazard
This seed treating system is usually controlled by an automated system
and may start without warning. Failure to properly disconnect, lockout, and
tagout all energy sources of remotely controlled equipment creates a very
hazardous situation and could cause injury or even death. PLEASE STAY
CLEAR AND BE ALERT.
USC, LLCPage 8
Page 9
LP2000 with Seed Wheel
YOU are responsible for the SAFE operation and maintenance of your USC, LLC
Seed Treating System. YOU must ensure that you and anyone else who is going to
operate, maintain, or work around the Seed Treating System be familiar with the
operating and maintenance procedures and related SAFETY information contained
in this manual. This manual will take you step-by-step through your working day
and alert you to good safety practices that should be adhered to while operating the
Seed Treating System.
Remember, YOU are the key to safety. Good safety practices not only protect you,
but also the people around you. Make these practices a working part of your safety
program. Be certain that EVERYONE operating this equipment is familiar with the
recommended operating and maintenance procedures and follows all the safety
precautions. Most accidents can be prevented. Do not risk injury or death by
ignoring good safety practices.
LP Series Seed Treater owners must give operating instructions to operators or
employees before allowing them to operate the machine, and at least annually
thereafter per OSHA (Occupational Safety and Health Administration) regulation
1928.57.
The most important safety device on this equipment is a SAFE operator. It is the
operator’s responsibility to read and understand ALL Safety and Operating
instructions in the manual and to follow them. All accidents can be avoided.
A person who has not read and understood all operating and safety instructions
is not qualified to operate the machine. An untrained operator exposes himself
and bystanders to possible serious injury or death.
Do not modify the equipment in any way. Unauthorized modification may impair
the function and/or safety and could affect the life of the equipment.
Think SAFETY! Work SAFELY!
GENERAL SAFETY
1. Read and understand the Operator’s Manual and all safety signs
before operating, maintaining, adjusting or unplugging the LP
Series Seed Treater.
2. Only trained persons shall operate the seed treater. An untrained
operator is not qualified to operate the machine.
3. Have a first-aid kit available for use should the need arise, and
know how to use it.
USC, LLCPage 9
Page 10
LP2000 with Seed Wheel
4. Provide a fire extinguisher for use in case of an accident. Store in a
highly visible place.
5. Do not allow children, spectators or bystanders within hazard area of
machine.
6. Wear appropriate protective gear. This includes but is not limited to:
A hard hat
Protective shoes with slip resistant soles
Protective goggles
Heavy gloves
Hearing protection
Respirator or filter mask
7. Place all controls in neutral or off, stop motor, and wait for all moving
parts to stop. Then disable power source before servicing, adjusting,
repairing, or unplugging.
8. Review safety related items annually with all personnel who will be operating or
maintaining the LP Series Seed Treater.
OPERATING SAFETY:
1. Read and understand the Operator’s Manual and all safety signs before using.
2. Disconnect and disable electrical supply completely and wait for all moving parts
to stop before servicing, adjusting, repairing or unplugging.
3. Clear the area of bystanders, especially children, before starting.
4. Be familiar with the machine hazard area. If anyone enters hazard area, shut
down machine immediately. Clear the area before restarting.
5. Keep hands, feet, hair and clothing away from all moving and/or rotating parts.
6. Stay away from overhead obstructions and power lines during operation and
transporting. Electrocution can occur without direct contact.
7. Do not operate machine when any guards are removed.
8. Inspect welds and repair if needed.
USC, LLCPage 10
Page 11
LP2000 with Seed Wheel
PLACEMENT SAFETY
1. Move only with the appropriate equipment
2. Stay away from overhead power lines when moving Seed Treating System.
Electrocution can occur without direct contact.
3. Be familiar with machine hazard area. If anyone enters hazard areas, shut down
machine immediately. Clear the area before restarting.
4. Operate the Seed Treater on level ground free of debris. Anchor the Seed
Treater to prevent tipping or upending.
Before placement of the Seed Treater, be sure that ground is
reasonably level. The Seed Treater may topple or work
improperly if the ground is too uneven, damaging the
equipment and/or causing personal injury.
MAINTENANCE SAFETY
1. Review the Operator’s Manual and all safety items before
working with, maintaining or operating the Seed Treating
System.
2. Place all controls in neutral or off, stop motors, disable power
source, and wait for all moving parts to stop before servicing,
adjusting, repairing or unplugging.
3. Follow good shop practices:
Keep service area clean and dry.
Be sure electrical outlets and tools are properly grounded.
Use adequate light for the job at hand.
4. Keep hands, feet, hair and clothing away from all moving and/or rotating parts.
5. Clear the area of bystanders, especially children, when carrying out any
maintenance and repairs or making any adjustments.
6. Before resuming work, install and secure all guards when maintenance work is
completed.
7. Keep safety signs clean. Replace any sign that is damaged or not clearly visible.
USC, LLCPage 11
Page 12
LP2000 with Seed Wheel
SAFETY SIGNS
1. Keep safety signs clean and legible at all times.
2. Replace safety signs that are missing or have become illegible.
3. Replaced parts that displayed a safety sign should also display the current sign.
4. Safety signs are available from your Authorized Dealer.
How to Install Safety Signs:
Be sure that the installation area is clean and dry.
Be sure temperature is above 50
Decide on the exact position before you remove the backing paper.
Remove the smallest portion of the split backing paper.
Align the sign over the specified area and carefully press the small portion
o
F (10oC).
with the exposed sticky backing in place.
Slowly peel back the remaining paper and carefully smooth the remaining
portion of the sign in place.
Small air pockets can be pierced with a pin and smoothed out using the
piece of sign backing paper.
Located on the USC equipment you will find safety labels.
Always be sure to read and follow all directions on the labels.
USC, LLCPage 12
Page 13
LP2000 with Seed Wheel
Guards provided with USC Seed treater are to remain in place
during operation.
USC, LLCPage 13
Page 14
LP2000 with Seed Wheel
Section
Section
Installation
BB
The following steps outline the initial set-up of your USC Seed Treating system:
Installation
HIGH VOLTAGE ~ Always disconnect the power source before working on or near the control panel or lead wires.
HIGH VOLTAGE ~ Use insulated tools when making adjustments while the controls are under power.
Permanent installation may require additional electrical cords,
liquid hose, and air lines, since each installation is unique.
SET-UP
1. Clear the area of bystanders, especially small children, before moving.
2. Be sure there is enough clearance from overhead obstructions and power lines
or other equipment to move the machine into its working position.
3. Using a forklift, place the seed treater in the desired position on a level surface.
USC highly recommends that the seed treater be set up inside a
building or any covered structure to protect the machine from
weathering.
Seed Inlet
FRONT
REAR
Seed
Discharge
USC, LLCPage 14
Page 15
LP2000 with Seed Wheel
4. Remove any boxes and the front leg from the drum of the treater.
5. Install the four legs provided and set up on a level surface, preferably concrete.
When all four legs are mounted in the same pin hole, the seed treater has a
slight slope to allow seed to travel through the machine. The pin holes are
approximately 2” apart.
If more slope is desired, the rear
legs can be dropped an additional
pin hole.
6. Anchor the seed treater in position to prevent
the machine from moving during operation.
7. Inspect machine thoroughly for screws, bolts,
fittings, etc. which may have come loose during
shipping.
8. Remove the calibration tube from the box and
install on the left side of the control panel using
the pins. Once the calibration tube is set in
place, connect the two chemical lines.
9. Remove the filter body from the control panel
and install on the front of the treater. The filter
is shipped in the control panel to avoid damage
in shipping.
10. If the treater is utilizing a flow meter, the flow
meter will need to be installed. Remove the
flow meter from the box and mount it on the
right hand side of the seed treater (seed
picture below). Connect the front and back
tubing to the flow meter. After the flow meter
has been installed, connect the cord from the
flow meter to the receptacle (page 31) located
on the bottom of the seed treater control panel.
11. Check and tighten all hose connections.
Calibration Tube
Filter
USC, LLCPage 15
Page 16
LP2000 with Seed Wheel
12. Connect any conveyors into the seed treater
control panel. Ensure that the conveyors
being used are the same power ratings as the
seed treater.
The starters and overloads
located in the seed treater panel
are rated for 5 HP motors. Do
NOT plug any conveyor into the
seed treater that exceeds 5 HP.
13. Have a certified electrician provide power to
the seed treating system. Provide convenient
shutdown switches and comply with local
electrical codes. The USC system must be
connected to the same electrical requirements
as specified in the main control panel on the
power requirement tag (right), or the electrical
schematic shipped with the piece of
equipment. This will power the USC system
except the seed wheel.
Power Requirements Tag
Control panel bracket is hinged
to allow access to the atomizer
chamber. Flexible conduit is
recommended for main power
supply .
14. Connect the Seed Wheel to a 120 volt power
source.
15. Open the adjustable seed gate to its most
wide open position. If the seed gate is not
open fully, seed flow will be diminished and
may even back up into the seed wheel.
16. Reverse the previous steps when removing
the machine from its working position.
Incoming Power Connected To
These Terminals
USC, LLCPage 16
Page 17
LP2000 with Seed Wheel
NOTES
USC, LLCPage 17
Page 18
Section
Section
CC
Seed Wheel
27-gallon
Mix Tank
LP2000 with Seed Wheel
Mechanical Operation
Mechanical Operation
SYSTEM OVERVIEW
Supply Hopper
Rotating
Drum
Calibration
Tube
Filter
Peristaltic Pump
(2-200 Pump Motor
& I/P Pump Head)
The supply hopper has a capacity of approximately 7 units of seed. The hopper
supplies seed to the atomizing chamber where seed first comes in contact with the
treatment.
The seed flow is controlled by the seed wheel. The adjustable seed gate is not
used when using the seed wheel. The seed gate should be set to its most wide
open position. Refer to “Section E: Calibration”, for instructions on calibrating and
setting the seed wheel.
Different seed types may be treated with this equipment. It is
imperative to note that re-calibration of the seed wheel will be
required with each new seed type.
The hopper is equipped with three proximity switches. The top proximity switch
controls the automatic start and stop of the inlet conveyor, so the supply hopper
does not overflow. This proximity switch is not used on Tower Units or when the
treater is being fed with an overhead hopper. The lower proximity switches, which
are located in the seed wheel, control the automatic shut-off of the pump(s). When
the seed wheel runs out of seed the pump(s) will automatically shut-off. Refer to
“Control Panel” in Section D, and Section F: Troubleshooting; “Proximity Switch
Adjustment Guide” for more in-depth information on these proximity switches.
The distribution cone creates a curtain of seed which wraps around the atomizer
head, ensuring that every seed is applied with treatment. (see page 45)
SEED WHEEL
The Seed Wheel is designed to simplify and increase seed flow calibration accuracy. A rotating wheel is driven by a variable speed motor, which is set prior to
treating the seed. This is mounted above the atomizer. The wheel consists of 8
identical pockets approximately 4 inches deep. As it rotates, the wheel captures a
certain amount of seed in each pocket. After the seed is caught, the wheel
continues rotation and dispenses the seed into the
atomizer chamber. With the constant turn of the
wheel, there is a consistent amount of seed always
sent through the
atomizer.
A cup is used to represent a certain percentage of
one of the wheels pockets. To calibrate the seed
flow, take a sample of the seed to be treated using
the cup and weigh it. From the weight of the seed
sample and by also knowing the RPM of the wheel,
you can determine how fast that seed type will pass
through the seed treater.
USC, LLCPage 19
Page 20
LP2000 with Seed Wheel
The purpose of the seed wheel is to simplify calibration and make seed flow
calibration more accurate. The seed wheel saves time when switching to different
seed sizes and seed types, and can be mounted to most LP800 and LP2000
models.
(1) Openings
to Wheel
(2) Variable
Speed Motor
(6) Brush
(5) Opening
(3) Proximity
Switch
1. Openings to Wheel:
pockets.
This is where the seed is dispensed into the wheel
2. Variable Speed Motor:
your desired seed flow.
3. Proximity Switch:
switch on the seed treater is in the Automatic position. When seed is covering this
sensor and the pump switch is in Auto, the pump(s) will run. When seed is no
longer covering this sensor, the pump(s) will shut off.
Controls when the pump(s) turn on and off when the pump
(4) Seed
to Atomizer
Wheel
Drives the wheel and the speed can be adjusted to fit
USC, LLCPage 20
Page 21
LP2000 with Seed Wheel
4. Seed Wheel Pocket:
Catches the seed as the wheel rotates. Approximately 7 to
9 pounds are held in each pocket, depending on the type and size of seed.
5. Opening to Atomizer:
This is where the seed is dispensed from the pockets into
the atomizer chamber.
6. Brush:
The brush levels off the top of each pocket as the wheel rotates to ensure
each pocket contains the same amount of seed.
ATOMIZER CHAMBER
12” hopper extension
The Atomizer chamber consists of a
patented design which disperses
treatment evenly to each seed. A motor
drives the atomizer head at approximately
1725 RPM’s. As treatment is being
pumped into the atomizer chamber, it
drops into the atomizer head. The
centrifugal force of the spinning head
Pump(s)
Proximity
Switch
forces the treatment to be sprayed out
through a screen covering in all 360
degrees. Meanwhile, seed flows down
out of the supply hopper, down on top of
the distribution cone which disperses the
Adjustable Seed
Gate Lever
seed down around the atomizer head.
(see page 45)
Atomizing
Chamber
Inlet conveyor
Proximity
Switch
ROTATING DRUM
The rotating drum accepts treated seed through the opening on the hopper end. As
seed passes through the length of the drum it is tumbled, producing accurate and
uniform seed coating. The seed then exits the seed treater out the discharge end
of the machine.
Never allow exposure of persons or clothing to the drive shaft,
idler wheels, or the drum during operation. Always have the
safety shields in place during operation.
USC, LLCPage 21
Page 22
LP2000 with Seed Wheel
PUMP #1 LIQUID SYSTEM
The USC seed treater is equipped with a 27-gallon mix tank with an electric drive
liquid agitator to keep chemicals mixed and in suspension. The agitator should be
running at all times when treatment is present in the mix tank. The tank is equipped
with a shut-off, drain plug, and drain valve located on the bottom. The top of the
tank also includes 3 extra ports which the operator can use to direct fill into the tank
(see below).
Pump #1 liquid system is also equipped with a calibration tube, which is used to
determine the liquid flow rate. The calibration tube measures in ounces on a 0-340
scale. Three-way valves direct liquid from different areas to keep all liquid
contained.
USC, LLCPage 22
Page 23
LP2000 with Seed Wheel
Pump #1 Liquid System utilizes a variable speed peristaltic pump and special
norprene pump tubing for liquid metering. Liquid will only come into contact with
the inside diameter of the pump tubing and not the pump. This allows for easy
cleanup and less maintenance of the pump.
To open the pump head, turn lever to the left. Place pump tubing in pump head so
it fits inside the notches and above the rollers. Turn lever back to the right to close
the pump head, clamping the tubing inside the head. Wear or fatigue of the tubing
due to usage and compression is normal. When tubing becomes worn or liquid
rates begin to slow down, open the pump head and move the tubing to a different
position. When the entire piece of tubing becomes worn, simply replace with a new
section of tubing. When not using the machine for a few days or when storing,
open the pump head and remove the tubing to prevent any unnecessary
compression during the off-season.
Pump Head Open Pump Head Closed
Pump #1 Valves Explained
Seed Treatment Source:
This valve controls where pump #1 is drawing liquid
from.
Pump #1 Drawing from bottom of Mix
Tank
Pump #1 Drawing from bottom of
Calibration Tube
USC, LLCPage 23
Page 24
LP2000 with Seed Wheel
Seed Treatment:
This valve controls the direction of the liquid coming from
pump #1.
Pump #1 pumping liquid to valve on top
of mix tank.
Valve on Mix Tank:
This valve directs the liquid coming from the Calibrate side of
the Seed Treatment Valve.
Pump #1 pumping liquid to atomizer.
Used when treating seed.
Pump #1 pumping liquid into the top of
the mix tank when Seed Treatment Valve
is in Calibrate.
Pump #1 pumping liquid into the top of the
calibration tube when Seed Treatment
Valve is in Calibrate.
Proper calibration of the liquid system is critical to achieve a proper granular/
chemical mixture. Use the calibration procedure on page 38 to determine liquid
flow rate.
Emptying the remaining liquid can be done by using the reverse function on the
control panel. This will pump liquid back into the mix tank. Then drain the
remaining liquid into a suitable container. Clean water should be pumped through
the calibration tube and mix tank when finished.
Always dispose of chemical or diluted chemical according to your
local, state, and federal regulations.
Only you, the operator, can determine the length of time required
to completely rinse all chemical residue from the tank and plumbing system.
USC, LLCPage 24
Page 25
LP2000 with Seed Wheel
FLOW METER (optional)
The volumetric flow meter is programmed at USC to display ounces per minute and
total ounces. Metric units can also be displayed if specified during ordering. The
front part of the flow meter display is a touch screen. If you need to clean the
screen, be sure to disconnect power to the flow meter before cleaning. This will
avoid accidentally changing any parameters.
Ounces per Minute (ozf/min) and Total Ounces (ozf) are both displayed on the
same screen of the volumetric flow meter. To “Zero” out the total ounces used, you
simply push the “ZERO FLOW METER TOTALIZER” button located on the left side
of the flow meter.
Ounces
per
Minute
Total
Ounces
Zero Flow
Meter Totalizer
Button
USC, LLCPage 25
Page 26
LP2000 with Seed Wheel
PUMP #2 LIQUID SYSTEM
The Pump #2 Liquid System or Inoculant Kit includes an additional variable speed
peristaltic pump, 2 three way valves, plumbing, and a 5 gallon poly tank. The pump
is tied to the pump #2 controls which are pre-wired into the main control panel. (see
page 40)
Pump #2 Valves Explained
Inoculant:
This valve controls the direction of the liquid coming from the tank.
Pump #2 Pumping Liquid to
Calibration Valve
Calibration Valve:
This valve directs liquid which comes from the calibrate side of
the Inoculant valve.
Directs liquid to the hose to the right of
the valve to check calibration
Pump #2 Pumping Liquid to
the Atomizer
Directs Liquid back into the top of the 5
gallon tank
USC, LLCPage 26
Page 27
LP2000 with Seed Wheel
NOTES
USC, LLCPage 27
Page 28
Section
Section
DD
LP2000 with Seed Wheel
Electrical Operation
Electrical Operation
HIGH VOLTAGE ~ Always disconnect the power source
before working on or near the control panel or lead wires.
HIGH VOLTAGE ~ Use insulated tools when making
adjustments while the controls are under power.
AUTHORIZED PERSONNEL only shall work on the control
panel. Never allow anyone who has not read and familiarized
themselves with the owner’s manual to open or work on the
control panel.
SEED TREATER CONTROL PANEL
Refer to the control panel and the electrical schematic for proper voltage and
amperage of the machine. All green switches will illuminate when activated. The
bottom row of switches are spring return to center. The control panel controls the
following functions:
6
1 3 4
5 7
2
6
8 9 10 11 12
USC, LLCPage 28
Page 29
LP2000 with Seed Wheel
Controls Explained
1. Pump #1 Voltmeter:
Displays the DC voltage for pump #1. As pump #1 speed
is increased or decreased, this number will also increase or decrease.
2. Hand/Off/Auto Switch (for Pump #1 & #2):
This switch controls pump #1,
pump #2, and any device connected to the auxiliary port. This switch must be
activated before either pump will operate in forward or reverse.
When this switch is placed in “Hand”, the pump(s) will run only when you have
turned the pump(s) switch to forward or reverse, and the speed has been
adjusted.
When the switch is placed in “AUTO”, the pump(s)
will only run when the the proximity switches located
in the seed wheel are covered and the atomizer is
running. The proximity switches determine when
seed is present in the seed wheel. When the
proximity switches do not detect seed, a timer relay
located inside the control panel will automatically
shut off the pump(s) a pre-determined amount of
time after the hopper has emptied. The timer relay
(right) located in the control panel is set to Mode “D”
and has an adjustable knob with settings from 0-6.
Each number represents the number of seconds
from the time the hopper empties until the pumps
will shut off. The time delay allows all seed that
passes through the atomizer to have equal coverage.
3. Pump #1 Direction:
This switch allows the operator to change the pump
direction between forward and reverse. It has a safety feature that will not allow the
operator to switch from forward to reverse or vice-versa without momentarily
stopping and releasing the switch in the center position.
4. Liquid Adj. Pump #1:
This dial allows the operator to adjust the speed of pump
#1. The setting should be chosen in relation to the application rate for the treatment
being applied to the seed.
5. Pump #2 Voltmeter:
Displays the DC voltage for pump #2. As pump #2 speed
is increased or decreased, this number will also increase or decrease.
6. Pump #2 Direction:
This switch allows the operator to change the pump
direction between forward and reverse. It has a safety feature that will not allow the
operator to switch from forward to reverse or vice-versa without momentarily
stopping and releasing the switch in the center position.
USC, LLCPage 29
Page 30
LP2000 with Seed Wheel
7. Liquid Adj. Pump #2:
This dial allows the operator to adjust the speed of pump
#2. The setting should be chosen in relation to the application rate for the treatment
being applied to the seed.
8. Inlet Conveyor Switch:
This switch controls the
inlet conveyor in conjunction with a timer relay. When
the switch is turned on, the conveyor will run until
seed covers the proximity switch mounted near the
top of the supply hopper, at which time the conveyor
will turn off automatically. The inlet conveyor will
remain off until seed has dropped below the proximity
switch. A timer relay (right) will turn the conveyor
back on after a pre-determined time. The timer relay
located inside the control panel is set to Mode “A” and
has an adjustable knob with settings from 0-6. Each
number represents the number of seconds from the
time the proximity switch is uncovered to when the
conveyor will turn back on. The time delay prevents
the conveyor from turning on and off too quickly.
9. Drum:
10. Atomizer:
This switch allows the operator to turn the drum on or off.
This switch allows the operator to turn the rotary driven atomizer on
or off for primary distribution of product on the seed. This switch must be turned on
before the seed treating process begins and before the pump(s) will operate in
“Auto”.
11. Mix Tank:
This switch allows the operator to turn the chemical mixer/agitator
on or off to allow for a perfectly mixed application of the seed treatment.
USC, LLCPage 30
Page 31
LP2000 with Seed Wheel
Bottom of Control Panel
Atomizer
Receptacle
Atomizer Receptacle:
This receptacle is where the motor that runs the atomizer is
Auxiliary
Port
Flow Meter
Receptacle
plugged in to. The atomizer can be unplugged so it can be removed for service and
clean-up.
Auxilliary Port:
This port is will allow an additional liquid system or dry additive
feeder to tie in with the Automatic shut-off function. The Hand/Off/Auto switch will
control the secondary system. This port does not supply power to a secondary unit.
Flow Meter Receptacle:
If a flow meter is added to the machine, power is
supplied to meter through this receptacle. This receptacle is supplied on the control
panel regardless if the machine is pre-ordered with a flow meter. This will allow for
easy installation if a flow meter is added later.
USC, LLCPage 31
Page 32
LP2000 with Seed Wheel
SEED WHEEL CONTROL PANEL
Refer to the control panel and the electrical schematic for proper voltage and
amperage of the machine. The control panel requires a 120V single-phase power
supply with neutral. The green switch is spring return to center. The control panel
controls the following functions:
1
3 2
1. Seed Wheel:
2. Speed Adjustment:
Allows the operator to turns the seed wheel on or off.
Controls the speed of the motor which drives the seed
wheel.
3. RPM Indicator:
Displays the RPM of the seed wheel. Maximum RPM of Seed
Wheel. Maximum RPM of Seed Wheel is 13.0.
USC, LLCPage 32
Page 33
LP2000 with Seed Wheel
NOTES
USC, LLCPage 33
Page 34
LP2000 with Seed Wheel
Section
Section
Calibration
EE
Calibration of both the seed flow and liquid portions of the equipment is necessary
for accurate treatment of seed.
The following steps illustrate how to calibrate the seed flow for a LP series seed
treater with seed wheel.
1. Set the empty seed calibration cup on the scale and zero the out the weight of
the cup.
2. Place the funnel and stand in the seed to be treated. This will help to avoid any
unnecessary clean-up while filling and leveling the top of the seed calibration
cup.
Calibration
If you prefer metric measurements, please refer to the conversion
chart on page 48.
SEED FLOW CALIBRATION
3. Place your hand under the bottom of the funnel and fill the funnel up with seed.
4. Place the calibration cup under the funnel stand and remove your hand from the
bottom of the funnel, and allow the cup to be filled. (figure 1)
5. After the cup has been filled, strike off the top of the calibration cup with a
straight edge. (figure 2)
Do not shake the cup.
6. Weigh the sample of seed. (figure 3)
A typical weight of the sample of seed will be anywhere between 2.8
to 4.0 lbs. Anything over or under this
7. Take the weight of the seed sample and use it in
the formula on page 35, or into the “Seed Wheel
Calibration 09-10” worksheet found on the USC
Seed Wheel Calibration CD.
range could be caused by not zeroing
out the weight of the cup, or the scale
may be set to the wrong units.
8. At this time, ensure that the seed gate is set to its
most wide open position.
USC, LLCPage 34
SOYBEANS 0.38501
WHEAT 0.36527
OTHER 0.38029
Page 35
LP2000 with Seed Wheel
Figure 1 Figure 2
Figure 3
SEED FLOW CALCULATIONS
The following steps illustrate how to determine the RPM for your desired seed flow
rate. Different seed types will fill the pocket differently. When figuring your seed flow
rate, be sure to use the chart below for the type of seed.
2. Determine the number of pounds per wheel revolution which will be dispensed
through the seed wheel. This can be found by dividing the desired seed flow rate
by the number of pockets dispensed per revolution.
EXAMPLE: Seed Flow Rate = 700 lbs./min.
700 / 16 = 46.875 lbs.
43.75 lbs. per wheel revolution.
3. Find the weight of seed in each pocket. This can be done by taking a sample of the
seed to be treated (follow the steps on page 30). Divide the weight of the sample
by the Cup Percentage for the type of seed you are treating. Use the chart on
Page 28 to find the Cup Percentage.
EXAMPLE: Weight of seed in cup = 3.58
Cup Percentage for Soybeans =0.38501
3.58 / 0.38501 = 9.298
9.298 lbs. per wheel pocket.
4. Determine the RPM of the Seed Wheel to match your desired seed flow rate. Take
the lbs per wheel revolution and divide it by the lbs per wheel pocket. Then add in
a 0.04 factor to compensate for the drop in wheel RPM under a load of seed.
EXAMPLE: Pounds per wheel revolution = 43.75
Pounds per wheel pocket = 9.298
43.75 / 9.298 = 4.71
4.71 + 0.04 = 4.75
4.75 RPM is the number the seed wheel needs to be set
at to match your desired seed flow rate.
USC, LLCPage 35
Page 36
LP2000 with Seed Wheel
USING SEED WHEEL WORKSHEET
The following steps illustrate how to use the seed wheel calibration worksheet found
on the CD in the back of this manual. The worksheet will simplify calibration of the
seed wheel. The worksheet uses “Excel format and is named: “Seed Wheel
Calibration 09-10”. Below is a screen shot of the actual worksheet.
A seed type to
be treated that
is not on the
list can be
typed into this
cell
Select Standard or Metric
Worksheet based on the
desired units of measurement
USC, LLCPage 36
Page 37
LP2000 with Seed Wheel
1. Select the type of seed to be treated. EXAMPLE: SOYBEANS
2. Enter the total number of pounds to be treated. EXAMPLE: 2500
3. Enter in the weight of seed in the cup (follow the steps on page 34).
EXAMPLE: 3.58
4. Enter in the desired seed flow rate. This is a number that is determined by the
operator. Minimum seed flow rate is approximately 300 lbs per minute. The
maximum seed flow rate is 800 lbs per minute for an LP800 and 1900 lbs per
minute for an LP2000. EXAMPLE: 700
5. Enter in the ounces to be applied per hundred pounds(cwt). EXAMPLE: 5.00
6. Set the Seed Wheel RPM using the number in the orange colored cell found in the
same row as the seed type to be treated. EXAMPLE: 4.75
7. After the Seed Wheel RPM has been set, the first batch of seed can be treated.
Double check the accuracy by timing the first batch of seed as it passes through the
atomizer of the seed treater.
USC, LLCPage 37
Page 38
LP2000 with Seed Wheel
PUMP #1 CALIBRATION
The following steps illustrate how to calibrate pump #1 on an LP series seed treater.
A stop watch will be needed in the calibration process.
If the seed treater is equipped with a flow meter, refer to the Flow
Meter operator’s manual for pump calibration instructions.
1. Lock down the pump tubing in the Pump #1 pump head (page 23) and set the
dial above the pump head to the “3” setting.
2. Premix enough liquid for the amount of seed you will be treating and pour into
the 27 gallon stainless steel tank. It’s always a good practice to mix up 20% ex-
tra slurry to help fill all the lines. Turn on the mix tank and allow liquid to mix.
3. Turn the “SEED TREATMENT SOURCE” valve to the “MIX TANK” position, the
“SEED TREATMENT” valve to the “CALIBRATE” position, and the valve on top
of the mix tank to “MIX TANK”.
4. Turn the pump #1 direction switch to “FORWARD”.
5. Turn the “Hand/Off/Auto” switch to the “Hand” position and set
the Pump #1 liquid adjust dial (right) to about “500” or half
speed. The liquid should begin re-circulating from the bottom of
the mix tank, through the pump, and back into the top of the mix
tank.
6. Allow pump to re-circulate liquid for approximately 15 minutes to
ensure all air has been removed from the liquid lines. This will
also help “break-in” the pump tubing, which is critical before
checking pump calibration.
7. After you have allowed the liquid to re-circulate you are ready to calibrate the
pump. Determine the number of ounces needed in one minute.
EXAMPLE: The seed treatment slurry rate is 4 ounces per cwt.
Seed Flow Rate = 12.24 cwt/min. x 4 oz./cwt. = 49 oz./min.
49 oz. is the rate the pump should be pumping in one minute.
8. Set the Liquid Adjustment Dial . You can use the chart on page 42 to find a
starting point.
EXAMPLE: The ounces needed in one minute = 49 oz/min. Assume we are
using a 2-200 Masterflex pump. An approximate starting point is 31.8
volts.
USC, LLCPage 38
Page 39
LP2000 with Seed Wheel
9. Using the stop watch, determine the pump flow rate. Keeping the pump running,
position the valve on top of mix tank to “CALIBRATION TUBE”. When liquid
reaches 0 (zero) or an even number, begin timing for one minute. (see Figure 1,
below)
10. As soon as one minute is up, position valve on top of mix tank to “MIX TANK”.
Read the level on the side of the calibration tube (see Figure 2, below). This
number should equal the number of ounces needed to flow through the pump in
one minute. If the ounces needed per minute have not been met, re-adjust the
pump speed up or down accordingly and repeat steps 9 & 10 until the liquid flow
rate has been matched.
Figure 1
Liquid at 0 oz.
Figure 2
Liquid at 35 oz.
PUMP CALIBRATION WITH FLOW METER
The following steps illustrate how to calibrate a pump with a flow meter on an LP
series seed treater.
1. Follow steps 1 through 6 on page 38.
2. After you have allowed the liquid to re-circulate you are ready to calibrate the
liquid flow. Determine the number of ounces needed in one minute.
EXAMPLE: The seed treatment slurry rate is 5 ounces per cwt.
Seed Flow Rate = 10.8 cwt/min. x 5 oz./cwt. = 54 oz./min. 54 oz. is the rate the pump should be pumping in one minute.
3. Set the Liquid Flow Rate. Using the Liquid Adj. dial.
Flow Rate
Increase or decrease the pump speed until the
liquid flow rate has been matched.
4. Once the flow rate is set you can begin the seed
treating process. The flow rate can still be adjusted
during the treating process.
USC, LLCPage 39
Page 40
LP2000 with Seed Wheel
PUMP #2 CALIBRATION
The following steps illustrate how to calibrate pump #2 on an LP series seed treater.
A stop watch and measuring cup will be needed in the calibration process.
1. Lock down the pump tubing in the Pump #2 pump head. (page 23)
2. Premix enough liquid for the amount of seed you are treating and pour into the 5
gallon poly tank. It’s always a good practice to mix up 20% extra slurry to help fill
all the lines.
3. Turn the “INOCULANT” valve to the “CALIBRATE” position, and position the Calibration Valve to “RECIRCULATE”.
4. Turn the pump #2 direction switch to “FORWARD”.
5. Turn the “Hand/Off/Auto” switch to the “Hand” position and set
the Pump #2 liquid adjustment dial (right) to about “500” or half
speed. Liquid should begin circulating from the bottom of the
mix tank, through the pump, and back into the top of the tank.
6. Allow pump to re-circulate liquid for approximately 15 minutes to
ensure all air has been removed from the liquid lines. This will
also help “break-in” the pump tubing, which is critical before
checking pump calibration.
7. After you have allowed the liquid to circulate you are ready to calibrate the liquid
flow. Determine the number of ounces needed in one minute.
EXAMPLE: The seed treatment slurry rate is 5 ounces per cwt.
Seed Flow Rate = 12.24 cwt/min. x 5 oz./cwt. = 61.2 oz./min.
61.2 oz. is the rate the pump should be pumping in one minute.
8. Set the Liquid Adjustment Dial . You can use the chart on page 42 to find a
starting point.
EXAMPLE: The ounces needed in one minute = 61.2 oz/min. Assume we are
using a 2-200 Masterflex pump. A good starting point is approximately
33.9 volts.
9. Using the stop watch and measuring cup, determine the pump flow rate. Hold the
measuring cup under the calibration hose next to the Side Valve.
10. Keeping the pump running, position the Calibration Valve to “CALIBRATE”.
When liquid begin timing for one minute as soon as liquid begins flowing into the
measuring cup.
USC, LLCPage 40
Page 41
11. As soon as one minute is up, position the Calibration Valve back to
“RECIRCULATE”. Read the level on the side of the measuring cup. This
number should equal the number of ounces needed to flow through the pump in
one minute. If the ounces needed per minute have not been met, adjust the
pump speed up or down accordingly and repeat steps 9,10, & 11 until the liquid
flow rate has been matched.
Calibration Valve Calibration Hose
Page 42
LP2000 with Seed Wheel
Standard Data
Below are two charts that show the potential volts and oz./min of two different
pumps at different dial settings.
All calibrations were done using water. Numbers are not
exact; only use these numbers as a starting point or for
troubleshooting.
2-200 RPM Motor
& I/P Pump Head, with
Masterflex I/P 82 Pump Tubing
Volts OZ./Min.
10.0 12.7
14.1 19.3
18.2 25.8
22.3 32.4
26.3 39.0
30.4 45.5
34.5 52.1
38.6 58.7
42.7 65.2
46.8 71.8
50.8 78.4
54.9 84.9
1725 RPM Motor, 3.1:1 Reducer,
& I/ P Pump Head with
Masterflex I/P 82 Pump Tubing
Volts OZ./Min.
9.2 23.0
13.3 41.9
17.5 60.9
21.6 79.8
25.8 98.8
29.9 117.7
34.1 136.7
38.2 155.6
42.3 174.6
46.5 193.5
50.6 212.5
54.8 231.4
59.0 91.5
63.1 98.1
67.2 104.7
71.3 111.2
75.3 117.8
79.4 124.4
83.5 130.9
87.6 137.5
58.9 250.4
63.0 269.3
67.2 288.3
71.3 307.2
75.5 326.2
79.6 345.1
83.8 364.0
87.9 383.0
USC, LLCPage 42
Page 43
LP2000 with Seed Wheel
Metric Data
Below are two charts that show the potential volts and ml./min of two different
pumps at different dial settings.
All calibrations were done using water. Numbers are not exact;
only use these numbers as a starting point or for
troubleshooting.
2-200 RPM Motor
& I/P Pump Head, with
Masterflex I/P 82 Pump Tubing
Volts ml./Min.
10.5 375
14.6 569
18.8 764
22.9 958
27.0 1,152
31.2 1,347
35.3 1,541
39.4 1,736
43.6 1,930
47.7 2,124
51.8 2,319
55.9 2,512
1725 RPM Motor, 3.1:1 Reducer,
& I/ P Pump Head with
Masterflex I/P 82 Pump Tubing
Volts ml./Min.
9.2 680
13.3 1,240
17.5 1,801
21.6 2,362
25.8 2,922
29.9 3,483
34.1 4,043
38.2 4,604
42.3 5,164
46.5 5,724
50.6 6,285
54.8 6,845
60.1 2,707
64.2 2,901
68.3 3,096
72.5 3,290
76.6 3,484
80.7 3,679
84.9 3,872
89.0 4,067
58.9 7,406
63.0 7,966
67.2 8,527
71.3 9,087
75.5 9,648
79.6 10,208
83.8 10,769
87.9 11,329
USC, LLCPage 43
Page 44
LP2000 with Seed Wheel
TREATING SEED
1. Prime the line going to the atomizer by turning the Atomizer switch to “ON” and
turn the “SEED TREATMENT” valve to “PROCESS”. Next turn the pump
direction switch to “FORWARD” and the “Hand/Off/Auto” switch to “Hand”.
Liquid should begin pumping up to the atomizer. After the line has been primed,
turn the “Hand/Off/Auto” switch to “Auto”. Additional liquid can be pumped up
into the atomizer and into the drum to guarantee coverage of the first seed that
passes through the machine.
Do NOT pump liquid into the atomizing chamber when the atomizer is
“OFF”.
2. Position the “SEED TREATMENT SOURCE” valve to “MIX TANK”.
If you desire to check the total ounces used per batch of seed. Fill the
calibration tube with the amount needed for the batch of seed (about 10
ounces extra is a good practice). Then position the “SEED
TREATMENT SOURCE” valve to “CALIBRATION TUBE” and go on to
step 3.
3. Begin feeding seed into the seed wheel until the supply hopper is full. This will
ensure that the first pockets are full when the wheel is turned on. At this time,
ensure the seed gate on the seed treater is wide open.
4. Turn the switches to “ON” for the Drum, Atomizer, and any Conveyors being
used.
5. Turn the “Hand/Off/Auto” switch to the “AUTO” position and then turn the Seed
Wheel to “ON”, this will begin the seed treatment process.
You may notice the RPM will run at a lower RPM under the load of seed.
Do not adjust the RPM back up. The program already has figured in the
factor for the drop in RPM.
6. As you are treating the first batch of
seed, time the seed as it is begins
flowing out the atomizer chute (right).
7. Once all the seed has passed through
the seed wheel and atomizer, stop
timing. The pump(s) will automatically
shut off.
Begin timing when seed
starts flowing out this
chute
USC, LLCPage 44
Page 45
LP2000 with Seed Wheel
The Illustration below shows how seed passes through the atomizing chamber.
The blue represents treatment being dispensed to the seed as it passes through
the chamber. After the seed passes through the atomizer, it goes into the drum
where the coating process is completed.
Seed Gate
Seed Treatment
Line
Inoculant Port
Distribution
Cone
Atomizer Head
Bearing
USC, LLCPage 45
Page 46
LP2000 with Seed Wheel
8. If the actual time it takes to treat the batch of seed differs from the estimated
time shown in the spreadsheet, then use your mouse to click on the “CLICK
HERE” phrase. This will advance you to another screen where you will enter
the actual time (page 47).
Estimated Time to
treat the batch of
seed in total seconcs
Estimated Time to
treat the batch of
seed in minutes
Click the mouse button here if the
estimated time differs from the actual
time it took to treat the batch of seed.
USC, LLCPage 46
Page 47
LP2000 with Seed Wheel
9. Enter the actual time in seconds that it took to run the batch of seed into the
formula on the following page. The actual time in minutes will display and a
Accuracy Rate Percentage will display.
EXAMPLE: Actual Time = 3:39 minutes or 219 seconds.
10. You will use the Accuracy Rate Percentage for that type of seed, and enter this
number into the Seed Wheel Factor cell on the main screen. Use your mouse
to click on the “SEED WHEEL CALIBRATION WORKSHEET, CLICK HERE”
phrase. This will send you back to the main screen.
USC, LLCPage 47
Page 48
LP2000 with Seed Wheel
11. Enter the Accuracy Rate Percentage into the Seed Wheel Factor box that is in
the same row as the seed that is being treated. Because all seed wheel
pockets are slightly different in depth, this number is used to adjust your seed
wheel program to increase accuracy the next time you treat seed.
12. After you have entered in the Accuracy Rated Percentage, the RPM of the seed
wheel will have to be changed. This will allow you to maintain your desired seed
flow rate.
13. You will need to adjust the RPM on the seed wheel to the new RPM to maintain
the desired speed in pounds per minute. Be sure and save the file after
entering in the seed wheel factor.
Conversion Chart
1 ounce = 29.58 milliliters
1 gallon = 3.79 Liters
1 kilogram = 2.2 pounds
1 unit = 50 lbs or 22.73 kg
1 cwt = 100 lbs or 45.45 kg
USC, LLCPage 48
Page 49
LP2000 with Seed Wheel
NOTES
USC, LLCPage 49
Page 50
LP2000 with Seed Wheel
Section
Section
Troubleshooting
FF
Troubleshooting
Below is a table describing the most frequent problems and solutions with the USC
Seed Treater. For further assistance, contact your local USC dealer.
Problem Possible Cause Solution
Inlet Conveyor will not turn on. 1. Inlet Conveyor Proximity
Switch is activated.
2. Inlet Conveyor Proximity
Switch is too sensitive.
3. Overload is tripped
4. Conveyor is plugged into
wrong outlet on seed treater
panel.
Pump will not turn off in “AUTO”
when seed runs out.
Pump will not turn on in “AUTO”1. Proximity Switch is not
1. Proximity Switch is dirty
2. Proximity Switch is set too
sensitive.
staying covered
2. Atomizer is not on
3. Proximity Switch is not
sensitive enough
1. Clean Proximity Switch
2. Adjust the inlet conveyor
Proximity Switch sensitivity by
turning the adjustment screw
counter-clockwise (page 53)
3. Hit reset button on Inlet
Conveyor Overload.
4. Check to make sure the inlet
conveyor is plugged into the
inlet conveyor receptacle.
1. Clean Proximity Switch
2. Adjust the pump Proximity
Switch sensitivity by turning
adjustment screw counterclockwise (page 53).
1. Make sure Proximity Switch is
staying covered with seed
2. Turn on Atomizer. Atomizer
must be on to run pump #1
and #2 in Auto.
3. Adjust pump Proximity Switch
sensitivity by turning the
adjustment screw clockwise
(page 53).
Inlet conveyor won’t shut off
when hopper is full.
1. Seed is not hitting proximity
switch.
2. Proximity Switch is not set
sensitive enough.
3. Inlet Conveyor is plugged
into wrong receptacle.
USC, LLCPage 50
1. Make sure seed is hitting
Proximity switch.
2. Adjust the inlet conveyor
Proximity Switch by turning
the adjustment screw clockwise (page 53).
3. Make sure Inlet Conveyor is
plugged inlet conveyor
receptacle.
Page 51
LP2000 with Seed Wheel
Problem Possible Cause Solution
Pump is Fluctuating 1. Restriction in tubing
2. Tubing was not broken-in
properly before calibrating.
3. DC Pump circuit board is
going bad.
Pump will not turn on. 1. Blown Fuse
2. Bad HP Resistor
3. Bad DC Pump Board
Seed Calibration is fluctuating 1. Seed Treater surge hopper is
not staying full.
2. Restriction in the supply
hopper.
3. Build-up in the atomizing
chamber.
1. Flush tubing and check filter
for any restrictions.
2. Allow pump to recirculate for
15 minutes before checking
calibration.
3. Watch pump voltmeter for
any fluctuations. The pump
board may have to be
replaced.
1. Check fuses
2. Check HP Resistor
3. Change the DC Pump Board
Part #: (03-01-0007)
1. Make sure the supply hopper
is staying full. May have to
slow down seed wheel in
order to have a consistant
flow of seed.
2. Check supply hopper for any
debris, and remove.
3. Remove atomizing housing
and clean out any build-up of
material.
Drum is slipping and seed is
coming out the inlet side of the
drum.
Certain motors will not turn on. 1. Overload is tripped
1. Drum is wet
2. The seed treater is set too
level
3. Chains are too loose
2. Incoming power is incorrect
or has been disconnected.
3. Cord has been cut or is disconnected.
USC, LLCPage 51
1. Dry off any moisture that may
have collected on the outside
of the drum.
2. Adjust the slope of the seed
treater to at least a 3” drop
from front to back. If desired,
more slope can be applied.
3. Check and tighten the drive
chains. Also check the chain
alignment.
1. Hit reset button on Overload
inside control panel
2. Test incoming power.
3. Check cord to motor.
Page 52
LP2000 with Seed Wheel
Problem Possible Cause Solution
Seed Wheel will not turn on. 1. Incorrect incoming power.
2. Loose wire connection
3. VFD has a fault
Seed Wheel keeps shutting off 1. Seed Wheel drawing too
many amps.
2. Seed Wheel is binding.
3. Seed Wheel is incorrectly
mounted.
Chemical rates are off; I am
applying to much or not enough
chemical.
Seed is backing up into the seed
wheel
1. Pockets in seed wheel are
not staying full
2. Calculations are off
1. Seed gate on treater is
closed down
2. Seed wheel is turning too fast
3. Restriction above seed gate.
1. Check incoming power
2. Check all wire connections.
3. Check VFD for faults
1. Check motor amperage
2. Check to make sure nothing
is pressing down on the seed
wheel.
3. Loosen up the seed wheel
from the seed treater and
check again.
1. Ensure that the pockets are
staying full while treating.
2. Re-check calculations. If this
is the first batch treated, you
may have to adjust your
numbers in the formula.
1. Open seed gate wide open
2. Slow down the seed wheel to
accommodate your seed
treater
3. Remove restriction
Flow Meter is fluctuating 1. Pump is sucking air.
2. Restriction in the line.
3. Flow meter is not full of liquid
Flow Meter is reading too low or
too high.
1. Restriction in Flow Meter or
in line.
2. Air in treatment. This can
cause the flow meter to read
lower than calibrating it using
a measuring cup.
3. Seed flow has changed.
USC, LLCPage 52
1. Check and tighten all hose
connections.
1. Check filter to see if gasket is
missing or cracked.
2. Clean out filter and lines to
check for any debris.
3. The meter will fluctuate if
there is nothing pumping and
there is some liquid left in the
meter. Drain out liquid.
1. Flush the flow meter with
water or use compressed air
and blow air backwards
through the meter.
2. Check and tighten all hose
connections.
2. Check filter to see if gasket is
missing or cracked.
3. Recheck seed flow rate.
Page 53
LP2000 with Seed Wheel
Problem 1. Possible Cause 2. Solution
Flow meter won’t turn on1. Improper power going to flow
meter.
2. Loose connection.
Flow meter will not zero 1. Improper wiring
2. Wrong parameter
programmed into flow meter
PROXIMITY SWITCH ADJUSTMENT GUIDE
The proximity switches mounted in the
extension ring and in the seed wheel of the
seed treater detect when seed is present.
The proximity switch located in the extension
ring is used to automatically shut off the inlet
conveyor when the surge hopper is full. This
proximity switch is not present on Tower
systems.
The proximity switches mounted in the seed
wheel automatically shut off the pump(s)
when all seed has left the hopper.
Sometimes these proximity switches do not
properly work. This can be caused from wear,
Sensitivity Adjustment Screw
dust, or even moisture. The first step is to
clean the lens of the proximity switch. If this
does not solve the problem, the next step
would be to adjust the sensitivity of the
proximity switch.
Proximity Switch Screwdriver
1. Check incoming power to flow
meter.
2. Check connections inside the
control panel and inside the
flow meter.
1. Check wiring schematic
2. Check flow meter
parameters. Call local
dealer.
Using the small screwdriver provided inside the control panel, you can adjust the
proximity switch by turning the adjusting screw on the back of the proximity switch.
Turn Clockwise to make the proximity switch more sensitive.
Turn Counterclockwise to make the proximity switch less sensitive.
USC, LLCPage 53
Page 54
LP2000 with Seed Wheel
Section
Section
Maintenance
GG
Proper maintenance of the USC seed treater is critical for peak performance,
reliability and accuracy of this system. The following is a guideline for the type of
maintenance and servicing that should be performed on this unit. Your environment
and uses may require additional maintenance and service beyond this list to assure
a reliable and safe unit. The operator of this unit has ultimate responsibility to
identify areas of concern and rectify them before they become a hazard or safety
issue. There is no substitute for a trained, alert operator.
Inspect all welds and structural components on frame
Check drum for bends, cracks and damage.
Maintenance
Do not put this unit into operation with any questionably
maintained parts. Poor performance or a hazard may occur.
DRIVE AND DRUM
Remove shields to inspect bearings and tighten set screws.
Inspect drive wheels for unordinary wear, and set screws for tightness.
Inspect and adjust the Neoprene guide wheels located near back of drum.
Tighten and lubricate chains.
Inspect and re-align sprockets.
Remove these 2
guards to access
chains
Use this sprocket to
tighten chain
USC, LLCPage 54
Page 55
LP2000 with Seed Wheel
PUMPS AND PLUMBING
Check pump in forward and reverse.
Check and adjust pump voltage
Inspect brushes in motors.
Make sure pump head opens and closes smoothly.
Inspect tubing and valves.
Tighten hose clamps and check filter.
ATOMIZER
Remove atomizer from treater, grease bearing (40 hrs), and clean any build-up.
Check for any play in the atomizer shaft.
Make sure the atomizer spins smoothly.
Pump #1
Treatment Line
Atomizer Grease
Fitting
Pump #2
Treatment Line
USC, LLCPage 55
Page 56
LP2000 with Seed Wheel
Removing Atomizer Housing
Below are instructions and pictures that illustrate how the atomizer is removed and
where the bearing is located.
1. Remove the two bolts that secure the control panel in place, and swing out the
control panel. The inoculant tank can also be swung open at this time.
Control
Panel
Inoculant
Tank
2. Release the red-handled clamp and remove the small shipping bolt. Also
loosen the two 5/16” bolts, located towards the front of the atomizer. This holds
the top atomizer flange tight against the adjustable seed gate flange (below
right).
Red-Handled Clamp
USC, LLCPage 56
Page 57
LP2000 with Seed Wheel
3. Slide the atomizer straight back and drop down to access the atomizer head
and bearing (below). To completely remove the housing from the treater, unplug
the motor from the control panel and disconnect the treatment lines.
Removing Atomizer Head
Below are instructions and pictures that illustrate how the atomizer head is removed
and where the bearing is located.
1. Remove the small nipple that leads down into the atomizer head. The nipple is
threaded only into the 90 degree elbow fitting.
Small nipple 90 degree elbow
USC, LLCPage 57
Page 58
LP2000 with Seed Wheel
2. Remove the rest of the plumbing in
one piece. A wrench may be used
to loosen the plumbing.
3. Use a 3/16” allen wrench and loosen the set screw located on the bottom of the
atomizer head. Next remove the head from the shaft.
4. The atomizer head is threaded together. Unscrew the head for better access to
cleaning.
USC, LLCPage 58
Page 59
LP2000 with Seed Wheel
MIX TANK
Check motor.
Check for any play in the mix tank shaft.
Check valves, fittings, and plug on bottom of tank.
CONTROL PANEL
Check and tighten wire connections.
Check starters and overloads.
Check timers and relays.
Check the front of the panel; switches, voltmeter, potentiometer, etc.
Inspect fuses and breakers.
Check and set the proximity switches.
SEED WHEEL
Inspect all welds and structural components for bends, cracks and damage.
Remove shields to inspect wheel, brushes and proximity switches.
Use compressed air to blow out any seeds and excess build-up that may
have occurred during operation.
Inspect RPM indicator.
SEED WHEEL CONTROL PANEL
Check and tighten wire connections.
Check starters and overloads.
Check timers and relays.
Check the front of the panel: switches and RPM indicator.
Inspect breakers.
Check and set the proximity switches.
Check the VFD .
USC, LLCPage 59
Page 60
LP2000 with Seed Wheel
Section
Section
Storage
Storage
When storing the USC seed treater for long periods of time, the following procedure
must be followed to reduce the chance of rust, corrosion and fatigue of the treater.
You can also use these steps when storing the machine for the winter.
A dust mask and protective rubber gloves shall be used when
cleaning the machine.
SUPPLY HOPPER
1. Clean out the supply hopper of any debris (compressed air can be used).
2. Wipe the proximity switches clean.
3. Tarp or cover the hopper to keep out any unwanted pests.
HH
SEED WHEEL
1. Disconnect Power
2. Remove shields from the seed wheel and remove any debris or build-up.
Compressed air can be used to blow out any foreign material.
3. Re-connect power and run seed wheel to help remove any additional debris.
Compressed air can be used to blow out any foreign material.
4. Check brushes (below)
5. Wipe off and clean the lens of the
proximity switches (below).
6. Disconnect Power and mount all
guard back in place.
7. Tarp or cover the seed wheel to
keep out any dirt or unwanted
pests.
Proximity Switch
Brush
USC, LLCPage 60
Page 61
LP2000 with Seed Wheel
ATOMIZER CHAMBER
1. Remove and clean the atomizer housing.
2. Remove the atomizer head and stainless steel plumbing. The atomizer head is
removed by removing the stainless steel plumbing and then loosening the set
screw found on the bottom side of the atomizer head. The atomizer head can
then be disassembled (below), for easier cleaning. It is threaded together and
can simply be unscrewed.
3. Reinstall the atomizer head and plumbing. Grease the bearing and spin the
atomizer head a few times to ensure all grease has been worked into the
bearings.
ROTATING DRUM
1. Remove the shields and clean out any seed that may have fallen underneath the
drum.
2. Lubricate the chain to keep from corroding in storage.
USC, LLCPage 61
Page 62
LP2000 with Seed Wheel
LIQUID SYSTEM
1. Make certain the inside of the tank is completely drained of chemical residue and
thoroughly flush the inside of the tank with clean water.
2. Remove and clean the filter.
3. Pump clean water through all areas of the plumbing including the mix tank,
calibration tube, and valves.
4. Open all drain points, valves, and filter to let as much of the liquid drain as
possible.
5. If the seed treater will be exposed to possible
freezing temperatures, the final flush of the
system should be made with an non freezable
liquid. Or use compressed air to blow the lines
out from any moisture.
6. Release pump head (right) and remove tubing to
prevent any unnecessary wear.
FINAL
1. Store the machine inside a protective building to keep it from being exposed to
the weather.
2. Disconnect power to the machine.
USC, LLCPage 62
Page 63
LP2000 with Seed Wheel
Section
Section
Mechanical Drawings
Mechanical Drawings
The following pages show the parts of your seed treater. Please have the part number
ready when ordering parts.
SOME PARTS FOR COTTON/RICE TREATERS ARE DIFFERENT.
IF YOU HAVE A COTTON/RICE SEED TREATER, LOOK FOR THE
COTTON SYMBOL IN THE PARTS LIST BEFORE ORDERING.
II
Item Page #
Mechanical Drawings & Parts List ............................................................................... 64
Electric Control Panel & Parts ..................................................................................... 88
USC, LLCPage 63
Page 64
LP2000 with Seed Wheel
LP2000 Drum Drive & Guards
USC, LLCPage 64
Page 65
LP2000 with Seed Wheel
LP2000 Drum Drive & Guards
USC, LLCPage 65
Page 66
LP2000 with Seed Wheel
LP2000 Drum Drive & Guards
USC, LLCPage 66
Page 67
LP2000 with Seed Wheel
LP2000 Drum Drive & Guards Parts List
Item # PART # Title Qty
1 01-01-0101 GBOX IL 56C 16.2:1 GR B1 FOOT MNT 1
2 01-02-0093 SPROCKET, 50BS14H, 1" BORE 4
3 01-02-0095 SPKT 17 T 50P .500 ID IDLER 2
4 01-03-0036 BRG PLW 1.00ID STSC SEALED 6
5 01-04-0005 #50 CNTG LINK 2
6 01-05-0008 SHAFT CLR 1.00ID SPLIT 8
7 01-06-0002 WHL DRV 6 X 2 X 1.00ID .250KWY 4
8 01-06-0004 WHL GUIDE .375ID X 2.50 X .875 NPRN 2
47 06-06-0046 SCRW .313-18 X 2.0 ZP FLAT HD PHLP 4
48 06-06-0070 SCRW MACH .375-16 X 1.50 SH FLHD BO 4
49 06-09-0023 PIN CTTR .188 X 2.00 ZP 1
50 06-10-0019 SEAL BRSH 12.75 OAL 1IN EXP LG 2
51 06-10-0020 12 IN LG BRUSH HOLDER 2
52 06-12-0021 SPCR .192ID X .3125OD X .500 LG ZP 1
53 06-14-0013 .375-16 THD RD CS 4
54 11-13-0004 KEYSTOCK 3/8 X 3/8 CS 1
USC, LLCPage 84
Page 85
LP2000 with Seed Wheel
USC, LLCPage 85
Page 86
LP2000 with Seed Wheel
Item # PART # Title Qty
1 03-12-0039 PNL CNTL MNL ST SW 1
2 03-19-0020 SCL 6.5 X 6.5 10 LBS 1
3 05-03-0248 WDMT CAL CUP FILL FRM 1
4 05-07-0119 LP800 SEED WHEEL FLOW BALANCER 1
5 05-10-1059 SEED WHEEL PANEL MOUNT PLATE 1
6 05-10-2463 SEAL BETWEEN FLANGES SMW TO TRTR 4
7 05-11-0123 FUNNEL SMW CALB CUP FILL 1
8 06-01-0090 SCRW MACH 10-32 X .750 ZP PHLP RND 4
9 06-03-0014 NUT,LOCK, FLG .375-16 ZP SERRATTED 8
10 06-05-0017 WSHR FLAT #10 ZP 4
11 07-02-0008 CUP MEASURE 64OZ SS GRADUATED 1
12 13-04-0065 ASSY SEED METER LX2000 1
USC, LLCPage 86
Page 87
LP2000 with Seed Wheel
Electric Control Panel Parts List
An electrical wiring diagram is located in the control panel of the seed treater at the
time of shipment. The diagram located in the panel shows the exact electrical schematic for that model of seed treater. If you have any questions about the diagram,
please call your local USC dealer.
4 07-01-0001 COUNTING DIAL 2
5 03-10-0055 3-POSITION PANEL SWITCH, SPRING RETURN TO
CENTER
4 to 5
USC, LLCPage 87
Page 88
LP2000 with Seed Wheel
Section
Section
Limited Warranty
Limited Warranty
USC, LLC, (Manufacturer) warrants its seed treating equipment as follows:
1. Limited Warranty: Manufacturer warrants that the Products sold hereunder will be free
from defects in material and workmanship for a period of 12 months from date of shipment. If
the Products do not conform to this Limited Warranty during the warranty period, Buyer shall
notify Manufacturer in writing of the claimed defects and demonstrate to Manufacturer
satisfaction that said defects are covered by this Limited Warranty. If the defects are properly
reported to Manufacturer within the warranty period, and the defects are of such type and
nature as to be covered by this warranty, Manufacturer shall, at its expense, furnish
replacement Products or, at Manufacturer’s option, replacement parts for the defective
products. Shipping and installation of the replacement Products or replacement parts shall be
at the Buyer’s expense.
2. Other Limits: THE FOREGOING IS IN LIEU OF ALL OTHER WARRANTIES, EX-
PRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Manufacturer
does not warrant against damages or defects arising from improper installation (where
installation is by persons other than Manufacturer), against defects in products or components
not manufactured by Manufacturer, or against damages resulting from such non-Manufacturer
made products or components. Manufacturer passes on to the Buyer the warranty it received
(if any) from the maker of such non-Manufacturer made products or components. This
warranty also does not apply to Products upon which repairs and/or modifications have been
effected or attempted by persons other than pursuant to written authorization by Manufacturer.
Manufacturer does not warrant against casualties or damages resulting from misuse and/or
abuse of product(s), acts of nature, effects of weather, including effects of weather due to
outside storage, accidents, or damages incurred during transportation by common carrier.
3. Exclusive Obligation: THIS WARRANTY IS EXCLUSIVE. The sole and exclusive
obligation of Manufacturer shall be to repair or replace the defective Products in the manner
and for the period provided above. Manufacturer shall not have any other obligation with
respect to the Products or any part thereof, whether based on contract, tort, strict liability or
otherwise. Under no circumstances, whether based on this Limited Warranty or otherwise,
shall Manufacturer be liable for incidental, special, or consequential damages.
4. Other Statements:Manufacturer’s employees or representatives’ oral or other written
statements do not constitute warranties, shall not be relied upon by Buyer, and are not a part
of the contract for sale or this limited warranty.
5. Return Policy: Approval is required prior to returning goods to USC, LLC. A restocking fee
will apply.
6. Entire Obligation: This Limited Warranty states the entire obligation of Manufacturer with
respect to the Products. If any part of this Limited Warranty is determined to be void or illegal,
the remainder shall remain in full force and effect.
JJ
USC, LLCPage 88
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