Upper Control Back Panel Wiring.......................................... ......................99
4PNEG-951
2 & 3 Module Network Dryer Manual
GSI Group, Inc.
All rights reserved. No parts of this work may be reproduced in any form or by any means - graphic, electronic, or mechanical, including photocopying, recording, taping, or information storage and retrieval systems
- without the written permission of the publisher.
Products that are referred to in this document may be either trademarks and/or registered trademarks of the
respective owners. The publisher and the auther make no claim to these trademarks.
While every precaution has been taken in the preparation of this document, the publisher and the author
assume no responsibility for errors or omissions, or for damages resulting from the use of information contained in this document or from the use of programs and source code that may accompany it. In no event
shall the publisher and the author be liable for any loss of profit or any other commercial damage caused or
alleged to have been caused directly or indirectly by this document.
Printed: May 2006 in (Assumption, Illinois)
History
1988
Portable Dryer line introduced
15 models produced
1989
71 dryers produced
1990
102 dryers produced
1991
94 dryers produced
1992
116 dryers produced
1993
Computerized controls introduced
220 dryers produced
34 were old style controls
Thank you for choosing a GSI product. It is designed to give excellent performance and service for many years.
This manual describes the operation and service for all standard 2000 &
3000 series two fan grain dryers. These models are available for liquid propane, natural gas, or fuel oil fuel supply, with either single phase 230 volt,
three phase 220, 380, 440, or 575 volt electrical power.
The principal concern of GSI Group, Inc. (“GSI”) is your safety and the safety
of others associated with grain handling equipment. This manual is written
to help you understand safe operating procedures, and some of the problems that may be encountered by operator or other personel.
As owner and/or operator, it is your responsibility to know what requirements, hazards and precautions exist, ant to inform all personnel associated with the equipment, or who are in the dryer area. Avoid any alterations
to the equipment. Such alterations may produce a very dangerous situation, where serious injury or death may occur.
This dryer is designed solely for the purpose of drying
agricultural corn, grain, and seeds. Use of this dryer in
any ways or under configurations other than those
indicated in this manual is a misuse of the machine, will
invalidate the warranty, and may lead to serious injury or
death. If in any doubt, contact GSI or your dealer.
6PNEG-951
Section
1
Warranty
7PNEG-951
THE GSI GROUP, INC. WARRANTY
THE GSI GROUP, INC. (“GSI”) WARRANTS ALL PRODUCTS WHICH IT MANUF ACTURES TO BE
FREE OF DEFECTS IN MA TERIAL AND WORKMANSHIP UNDER NORMAL USAGE AND
CONDITIONS FOR A PERIOD OF 12 MONTHS AFTER RETAIL SALE TO THE ORIGINAL END
USER. THE PURCHASER’S SOLE REMEDY AND GSI’S ONLY OBLIGA TION SHALL BE TO
REPAIR OR REPLACE, AT GSI’S OPTION AND EXPENSE, PRODUCTS THAT, IN GSI’S SOLE
JUDGMENT , CONT AIN A MA TERIAL DEFECT DUE TO MA TERIALS OR WORKMANSHIP. ALL
DELIVERY AND SHIPMENT CHARGES T O AND FROM GSI’S F ACTOR Y WILL BE
PURCHASER’S RESPONSIBILITY. EXPENSES INCURRED BY OR ON BEHALF OF THE
PURCHASER WITHOUT PRIOR WRITTEN AUTHORIZATION FROM AN AUTHORIZED
EMPLOYEE OF GSI SHALL BE THE SOLE RESPONSIBILITY OF THE PURCHASER.
EXCEPT FOR THE LIMITED W ARRANTY EXPRESSED ABOVE, GSI MAKES NO FURTHER
WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING, WITHOUT LIMITA TION,
WARRANTIES OF MERCHANT ABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR USE IN
CONNECTION WITH (I) PRODUCT MANUF ACTURED OR SOLD BY GSI OR (II) ANY ADVICE,
INSTRUCTION, RECOMMENDA TION OR SUGGESTION PROVIDED BY AN AGENT,
REPRESENTATIVE OR EMPLOYEE OF GSI REGARDING OR RELA TED TO THE CONFIGURATION,
INST ALLA TION, LAYOUT, SUIT ABILITY FOR A P ARTICULAR PURPOSE, OR DESIGN OF SUCH
PRODUCTS.
GSI SHALL NOT BE LIABLE FOR ANY DIRECT , INDIRECT, INCIDENT AL OR
CONSEQUENTIAL DAMAGES, INCLUDING, WITHOUT LIMITA TION, LOSS OF ANTICIP A TED PROFITS
OR BENEFITS. PURCHASER’S SOLE AND EXCLUSIVE REMEDY IS AS SET FORTH IN THE LIMITED
WARRANTY EXPRESSED ABOVE, WHICH SHALL NOT EXCEED THE AMOUNT PAID FOR THE
PRODUCT PURCHASED. THIS WARRANTY IS NOT TRANSFERABLE AND APPLIES ONLY T O THE
ORIGINAL PURCHASER. GSI SHALL HA VE NO OBLIGA TION OR RESPONSIBILITY FOR ANY
REPRESENTATIONS OR W ARRANTIES MADE BY OR ON BEHALF OF ANY DEALER, AGENT OR
DISTRIBUTOR OF GSI.
GSI ASSUMES NO RESPONSIBILITY FOR CLAIMS RESUL TING FROM ERECTION
DEFECTS OR UNAUTHORIZED MODIFICA TIONS T O PRODUCTS WHICH IT MANUF ACTURED.
MODIFICA TIONS TO PRODUCTS NOT SPECIFICALL Y DELINEA TED IN THE MANUAL
ACCOMP ANYING THE EQUIPMENT A T INITIAL SALE WILL NULLIFY THE PRODUCT WARRANTY
THA T MIGHT HA VE BEEN OTHERWISE A V AILABLE.
THE FOREGOING WARRANTY SHALL NOT EXTEND TO PRODUCTS OR PARTS
WHICH HA VE BEEN DAMAGED BY NEGLIGENT USE, MISUSE, AL TERA TION OR ACCIDENT . THIS
WARRANTY EXTENDS SOLELY TO ONLY PRODUCTS MANUFACTURED BY GSI. THIS W ARRANTY
IS EXCLUSIVE AND IN LIEU OF ALL OTHER W ARRANTIES EXPRESS OR IMPLIED. GSI RESERVES
THE RIGHT TO MAKE DESIGN OR SPECIFICA TION CHANGES A T ANY TIME.
PRIOR TO INST ALLA TION, PURCHASER HAS THE RESPONSIBILITY TO COMPL Y
WITH ALL FEDERAL, STA TE AND LOCAL CODES WHICH MA Y APPLY TO THE LOCA TION AND
INST ALLA TION OF PRODUCTS MANUF ACTURED OR SOLD BY GSI.
PHLEGAL: #1832020 v1 (139LG01!.DOC) (revised December 2005)
Section
2
Safety First
9PNEG-951
DRYER OPERATION
Thank you for choosing a GSI product. It is designed to give excellent performance and service for many
years.
This manual describes the operation and service for all standard Network grain dryers. These models
are available for liquid propane or natural gas fuel supply, with either single phase 230 volt, or three phase
220 or 440 volt electrical power.
The principal concern of the GSI Group, Inc. ("GSI") is your safety and the safety of others associated with grain
handling equipment. This manual is written to help you understand safe operating procedures, and some of the
problems that may be encountered by the operator or other personnel.
As owner and/or operator, it is your responsibility to know what requirements, hazards and precautions exist,
and to inform all personnel associated with the equipment, or who are in the dryer area. Avoid any alterations to
the equipment. Such alterations may produce a very dangerous situation, where serious injury or death may
occur.
SAFETY ALERT SYMBOL
The symbol shown is used to call
your attention to instructions concerning your personal safety. Watch
for this symbol; it points out important safety precautions. It means "ATTENTION", "WARNING", "CAUTION", and "DANGER". Read the
message and be cautious to the
possibility of personal injury or
death.
WARNING! BE ALERT!
Personnel operating or working around
electric fans should read this manual.
This manual must be delivered with the
equipment to its owner. Failure to read
this manual and its safety instructions is
a misuse of the equipment.
EMERGENCY STOP
Decal: DC-1317
The emergency stop switch is located on the
lower control box on the upper right hand side
and is labeled with decal DC-1317. Pushing
the emergency stop switch will interrupt the
control power and stop all dryer functions.
WARNING: Pushing the emergency
stop switch does not interrupt the
main power to the upper control
box panel.
10PNEG-951
The GSI Group, Inc. recommends contacting your local power company, and having a representative survey your installation
so the wiring is compatible with their system, and adequate power is supplied to your unit. Safety decals should be read
and understood by all people in the grain handling area.
If a decal is damaged or is missing contact:
The GSI Group, Inc.
1004 E. Illinois St.
Assumption, IL 62510
217-226-4421
A free replacement will be sent to you.
Decal: DC-1224
Decal DC-1224 is located in two places on the fan/
heater control box. One on the lid and one on the front of
the fan heater control box. Another location for this decal
is inside the upper control box for the dryer.
Decal: DC-889
Decal DC-889 has two locations.
One inside the fan/heater control box
and another on the dryer upper control box door next to the main power
disconnect.
11PNEG-951
Decal: DC-972
Decal: DC-971
Decal DC-972 is located on the bottom auger belt
guard and the front bearing plate (which is visible when
then bottom auger belt guard is removed). An alternate
location would be at the rear of the dryer for portable dryers
equipped with the Front Discharge Option .
Decal DC-971 is located on the bottom auger belt
guard and the front bearing plate (which is visible when
then bottom auger belt guard is removed). An alternate
location would be at the rear of the dryer for portable dryers
equipped with the Front Discharge Option .
Another location for decal DC-971 is the top auger belt
guard (one on the belt guard cover and one inside on the
belt guard body visible when the belt guard cover is remove).
Decal: DC-974
Decal DC-974 has several different locations. Two are
located on the front end panel below the fan/heater. Two
are located on the rear end panel below the rear access
door. Two are located on the auger discharge box (one on
the outside top and one on the inside of the flapper lid next
to the discharge mercury switch). One more of these decals is located inside the plenum on the rear plenum closure door just inside the rear access door.
12PNEG-951
Decal: DC-1227
Decal: DC-1225
Decal DC-1227 is located on the
fan/heater access door.
Decal: DC-1229
Decal DC-1225 is located on the
fan/heater access door.
Decal DC-1229 is located on
each of the meter roll access doors.
13PNEG-951
Decal: DC-388
Decal: DC-973
Decal DC-973 is located on the rear plenum access
door (inside and outside).
Decal: DC-1249
Decal DC-388 is located on the
hitch tongue.
Decal DC-1249 is located on the
hitch tongue.
14PNEG-951
READ THESE INSTRUCTIONS
BEFORE OPERATION AND SERVICE
SAVE FOR FUTURE REFERENCE
1. Read and understand the operating manual before trying to operate the dryer. This manual contains important guide-
lines and sequence of events to help you install and operate your dryer safely and successfully. Follow the guide lines
closely.
2.After towing the dryer, ensure it is parked on a level surface and that suitable precautions have been taken to prevent it
from rolling, i.e. block the wheels in both directions.
3.Never operate the dryer while the guards are removed.
4.BEFORE any maintenance switch the dryer OFF at the mains electricity and lock off. This should include all associated
conveyers, augers and other associated equipment. Maintenance requiring the power to be ON, such as testing electrical
circuits, must be done by qualified personnel.
5.Check for gas leaks at all gas pipe connections. If any leaks are detected, do not operate dryer. Shut down and repair
before further operation.
6.Never attempt to operate the dryer by jumping or otherwise bypassing any safety devices on the unit.
7.Set pressure regulator to avoid excessive gas pressure applied to burner during ignition and when burner is in
operation. Do not exceed maximum ended drying temperature.
8.Keep the dryer clean. Do not allow fine material to accumulate in the plenum chamber.
9.Keep auger drive belts tight enough to prevent slippage.
10. Never work in or on the dryer while it is on or when the electrical supply is on as the fans, augers and burners may start
automatically.
11. Keep the air inlet to the fan clear of any obstructions and free from combustible materials.
12. Before attempting to remove and re install any blade, make certain to read the recommended procedure listed within
the servicing section of the manual.
13. Be certain that capacities of auxiliary conveyers are matched to dryer auger capacities.
14. Clean grain is easier to dry. Fine material increases resistance to airflow and requires removal of extra moisture.
15. Never enter the dryer plenum chamber unless:
a) The electrical power is locked off and the key is in your possession.
b) The gas is shut off from the gas supply.
c) The dryer has stopped operating and is cool.
16. Dust and noise are inherent hazards with this type of machine, which can be harmful to your health. To reduce risks:
a) Avoid working around the dryer.
b) When around the dryer, wear suitable ear defenders and a dust mask suited to protection against grain dust.
USE CAUTION IN THE OPERATION OF THIS EQUIPMENT
The design and manufacture of this dryer is directed toward operator safety. However, the very nature of a
grain dryer having a gas burner, high voltage electrical equipment and high speed rotating parts, does present a
hazard to personnel which can not be completely safeguarded against, without interfering with efficient operation and
reasonable access to components.
Use extreme caution in working around high speed fans, gas fired heaters, augers and auxiliary conveyers,
which may start without warning when the dryer is operating on automatic control.
Continued safe, dependable operation of automatic equipment depends, to a great degree, upon the owner.
For a safe and dependable drying system, follow the recommendations within this manual, and make it a practice to
regularly inspect the operation of the unit for any developing problems or unsafe conditions.
Take special note of the safety precautions listed above before attempting to operate the dryer.
15PNEG-951
16PNEG-951
Section
3
Control Panel
17PNEG-951
Fans
Keypad
Heaters
Unload Auger
Start
Stop
Meter Roll
Adjustment
SWITCH PANEL LAYOUT
LCD Display
18PNEG-951
Moisture
Control
Control Pow er
Dryer Mode
Outside Light
Load Auger
CONTROL POWER SWITCH
The control power to energize the Network Control System is turned on or off with this switch.
Note: This switch does not disconnect the power that is present at the breakers, contactors,
transformer(s), fuses or other electrical components found in the upper and lower control boxes. Turn the
Main Disconnect Handle to the OFF posistion prior to servicing any of the installed components.
DRYING MODE SWITCH
This is used to select staged batch or continuous flow drying. The switch will light only after the Network Control
System has been turned on, the safety circuit is okay and thebutton on the control panel has been
pressed.
LOAD AUGER SWITCH
This is used to select the operation of the fill auger. In both the auto and manual position the load auger will
operate if the dryer is low on grain and will automatically shut off when the dryer is full. In the auto position only, the
dryer will shut down after a preset period of time set on the out of grain timer, or if grain flow is interrupted to the
dryer. The switch will light whenever the load auger is operating.
Note: If the load auxiliary controls are being used, this switch will also control the operation of the auxiliary equipment.
FAN SWITCH
Each fan is turned on or off with this switch. The on position operates the fan continuously during staged batch
and continuous flow modes. The auto position operates the fan in staged batch during the dry and cool cycle but
the fan will not operate during the unload cycle. The switch will light up whenever the air pressure switch is sensing
air pressure and the dryer is full of grain.
Note: The bottom fan on your dryer is always Fan 1.
HEATER SWITCH
Each burner is turned on or off with this switch. The auto position operates the burner in staged batch during the
dry cycle only. The on position will operate the burner only when the fan is running. The switch will light up only
when the flame sensor detects the flame.
Note: The bottom burner on your dryer is always Burner 1.
UNLOAD SWITCH
The unload switch turns the metering rolls and discharge auger on or off, and selects the operation of the metering
rolls.
•In the 2 speed position if the moisture control switch is on, and the drying mode switch is turned to cont. flow, the
metering roll speed will alternate between the high speed metering roll potentiometer setting and the low speed
metering roll potentiometer setting depending on whether the grain temperature is above or below the grain
temperature setpoint. The discharge auger will operate continuously.
•In the 1 speed position, if the moisture control switch is on, and the drying mode switch is turned to cont. flow,
the metering roll speed will discharge grain at the high speed metering roll potentiometer setting or turn off the
meter rolls depending on whether the grain temperature is above or below the grain temperature setpoint. The
discharge auger will operate whenever the metering rolls are operating.
•In both the 1 speed or the 2 speed position, if the moisture control switch is off, and the drying mode switch is
turned to cont. flow, the metering roll speed can be manually controlled by adjusting the high speed metering roll
potentiometer. The discharge auger will operate continuously.
•If the drying mode switch is turned to staged batch, the unload switch should be set to the 1 speed position. The
discharge auger and metering rolls will only operate during the unload cycle of the staged batch operation, and the
speed of the metering rolls is adjusted using the high speed metering roll potentiometer.
Note: If the unload auxiliary controls are being used, this switch will also control the operation of the
auxiliary equipment.
19PNEG-951
MOISTURE CONTROL SWITCH
This switch activates the moisture control circuit. It lights up when the grain column temperature is below the
moisture control (grain temperature) set point.
OUTSIDE LIGHT SWITCH
The dryers outside service light is turned on or off here. It also may be set on auto, which turns the light on while
the dryer is running and off if a shutdown occurs.
RUN SWITCH
This switch starts and operates the dryer based on switch settings. If other switch settings are in the off position,
individual dryer components can be operated by turning the drying mode switch to continuous flow, pressing the
dryer power run button and then turning on the desired dryer component.
STOP SWITCH
This switch stops all dryer functions. If an automatic dryer shutdown occurs, first determine and correct the cause
of the shutdown. Then, press the dryer power stop button to reset the dryer before restarting.
KEYPAD LAYOUT
All of the timer settings, delays and operational dryer parameters are setup with the keypad.
Listed below is a description of the buttons used on the keypad.
RESET BUTTON
On this screen is information on the version of software that is installed on your dryer.
Press thebutton to intialize the dryer. The computer will run a series of tests on its internal
components. The dryer controls will not operate until this button has been pressed.
20PNEG-951
SETUP BUTTON
Pressing thebutton while the system is stopped, will give you four setup screens. These are:
This screen is used to clear your batch counter. You may want to do this at the start of the drying season
to keep an accurate count of the batches ran through your dryer during the drying season. Press the
button to clear it or just press thebutton to keep your total batch count.
The next screen allows you to clear the total amount of bushels that your dryer has recorded. Press the
button to clear it or just press thebutton to keep your total bushels count.
This screen is used to customize your dryer with the name of your farm or company. This message will contain the
serial number of the dryer when it leaves the factory but can be changed to anything message
you like. Use theto change the character above the flashing cursor. To move the
cursor, press thebutton to advance to the next character or thebutton to back up to the
previous character on the line. When you have finished entering your custom message pressto accept
the changes.
Press thebutton to accept the new setting.
21PNEG-951
DELAY BUTTON
Thebutton will display four different setup screens.
The screens will display in the following order:
Load On Delay - amount of time before fill auger starts once fill switch has been activated see
Out of Grain Timer - amount of time fill auger will run until fill switch has been activated
Fan Sequencing Delay - minimum amount of time between each fan startup
Unload Cleanout Delay - amount of time unload continues to run once meter rolls have stopped
SCREENS BUTTON
Press thebutton and the display will then show a menu selection screen.
This allows you to select between 3 different choices.
• Out of Grain Time - allows you to view or change the Out of Grain Timer, or view how long it took for your
dryer to fill.
• View Grain Temps - allows you to view your grain temperatures on different modules (if so equipped).
• Meter Roll SP Avg - shows you the percentage of time that the speed of the meter rolls system has spent on
HI or Low speed.
Press thebuttons to move the pointer and allow you to select any of the three choices and
then press thebutton to jump to the next menu selection.
Out of Grain Time
Press thebutton and move the pointer to change your selection or just press the
button on the Out of Grain Time selection gives you an additional 3 choices relating to your Out of Grain Timer.
• Set Out of Grain - will allow you to change your Out of Grain Timer settings
• Out of Grain Tmr - view the Out of Grain timer
• Last Load Time - displays the amount of time it took for the fill paddle switch to become activated or the
dryer filled.
Pressing thebutton again on the Set Out of Grain allows you to adjust the time it takes for your dryer
to run whenthe load paddle switch has not been activated. If this timer expires, your dryer will shut down giving you
a out of grain warning. If you have a slow fill auger system, you would probably want to set this setting to a high
value.
22PNEG-951
Set Out of Grain
The Out of Grain timer should be set to the maximum time it takes for your dryer to refill during continious or
batch mode drying.
If the dryer runs out of grain while the load auger switch is in the auto position, the out of grain timer automatically shuts off the dryer after the period of time preset on the timer.
Press thebutton to edit the timer settings. Press thebutton to adjust the
timer value.
Press thebutton to accept the changes.
Out of Grain Timer
From this screen, you can view the amount of time left on your Out of Grain timer and view the amount of
time it took to load your dryer the time before.
See Out of Grain Timer for more information.
Last Load Timer
This screen shows you how much time the load or fill auger operated until being deactivated by the fill auger
mercury switch. This information can be useful for determining the amount of time you need to place into
your setting.
See Out of Grain Timer for more information.
23PNEG-951
View Grain Temps
Press thebutton and move the pointer to change your selection to View Grain Temps.
Then press thebutton to accept the selection.
Grain Temperatures
This allows you to look at detailed temperature information on each fan and heater that is installed on
your dryer. Press thebutton to toggle between the fan/heaters or press the
to exit out of this screen.
Meter Roll SP Avg
Press thebutton and move the pointer to change your selection to Meter Roll SP Avg.
Then press thebutton to accept the selection.
Meter Roll Speed Ave Selection
Press thebutton to accept the View MR Speed Ave selection.
24PNEG-951
View MR Speed Average
On this screen is information showing you how much time the metering roll system has spent on HI speed
and LOW speed. The ideal values of course is at 50% each, although in real world situations this is very
difficult to obtain. Having a 30% - 70% reading is not uncommon but anything over this may indicate that
meter roll speed settings may need adjusting. This can vary throughout the day due to a number of conditions including drying wetter grain or ambient temperature changes of 108 or more.
Reset MR Average
Press thebutton and move the pointer to change your selection to Reset MR Average
and press thebutton.
You can reset the speed average by pressing thebutton or you can exit out of this function by
pressing thebutton and goto the User Hour Meter screens.
User Hour Meter
The User Hour Meter is a custom timer which can be used for several different scenarios. For instance, if you
wanted to monitor the amount of time used between different hybrids of corn or if you have more then one user of
the dryer.
Press thebutton to exit back to the main drying screen.
Reset User Hour Meter
Pressing thebutton at this point will cause the to be reset back to 0.
If this is not the desire action then press thebutton to exit back to the main drying screen.
25PNEG-951
HELP BUTTON
Thebutton currently has no function.
DRY BUTTON
Thebutton is used to change the Dry timer settings when you operate your dryer in the Batch
mode. This button has no effect in the continous drying mode. Please refer to the Staged Batch section.
COOL BUTTON
Thebutton is used to change the Cool timer settings when you operate your dryer in the Batch
mode. This button has no effect in the continous drying mode. Please refer to the Staged Batch section for Batch
operation.
UNLOAD BUTTON
Thebutton is used to change the Unload timer settings when you operate your dryer in the
Batch mode. This button has no effect in the continous drying mode. Please refer to the Staged Batch section for
Batch operation.
PLENUM BUTTON
Thebutton allows you to view the plenum temperature of all the burners on your dryer. Press
ing thebutton allows you to change the plenum set point of the burner being viewed. Press
to advance to the next screen (burner) or to accept any changes you may have made.
GRAIN BUTTON
Thebutton allows you to view or modify the moisture control (grain temperature) set point which
determines the final moisture content of the grain being discharged from the dryer. Press the
button to make any changes. Pressto advance to the next screen or to accept any changes you may
have made.
MODIFY BUTTON
When viewing a screen with settings that can be changed, thebutton will allow you to edit the
values on this screen. Otherwise this button will have no function available.
INCREASE and DECREASE BUTTONS
Theare used when you are editing temperature, time values or for scrolling up and
down the different screen selections.
ENTER BUTTON
Use thebutton to accept any changes you may have made to timer, delay or setup screens. It
is also used to advance to the next screen.
26PNEG-951
STATS BUTTON
Pressing thebutton will toggle the last line of the main display screen to 3 different views
relating to the dryers approximated output rate.
This screen shows the actual turning speed of the meter rolls in RPM.
Pressing thebutton again shows an approximated Bushel per hour that have passed through
the dryer using the above RPM readings as a reference. This can vary depending on the cleanliness and test
weight of the grain and/or the position of the slide gates located directly above the turning metering rolls.
Pressing thebutton again shows an approximated Total Bushels that have passed through the dryer
using the above RPM readings as a reference.
27PNEG-951
28PNEG-951
Section
4
Dryer Pre Season Checks
29PNEG-951
This section gives a series of checks to be carried out on the dryer before starting for the first time in
the drying season. If any of the checks fail to produce the stated result, you should consult your dealer.
YOU SHOULD NOT ATTEMPT TO USE THE DRYER UNLESS ALL THE PRE-START CHECKS
HAVE BEEN SUCCESSFULLY COMPLETED.
BEFORE ATTEMPTING TO OPERATE THE DRYER MAKE SURE
ALL SAFETY SHIELDS ARE IN PLACE, ALL BOTTOM CLEANOUT
AND REAR ACCESS DOORS ARE CLOSED AND ALL PERSONNEL
ARE CLEAR OF THE DRYER
INSPECT THE METERING ROLLS
Open all metering roll access doors and inspect each compartment for any bolts, nuts or other foreign material,
that may cause possible jamming of the metering rolls.
ELECTRICAL POWER
Turn on the electrical power supply to the dryer, set all circuit breakers to on, including the safety disconnect
handle mounted on front of the dryer power panel.
CONTROL POWER SWITCH
Turn the control power switch to on. The switch will light up. A copyright message, model number, total running
time in hours and minutes, current date and time will appear. At this point the controller will lock out all other dryer
functions. Once the date and time appear, press thebutton and the dryer will perform a safety circuit
check. If a fault is found, the cause will be displayed on the LCD. If all are found safe, the controller will supply
power to the electronic fuel shut-off valve (Maxon), if so equipped, and the drying mode switch will light up, indicating that the dryer is ready to be started.
RUN BUTTON
Push the dryer run button, and all the selector switches on the control panel will be activated.
FUEL CHECK
If using LP gas, make sure the tank has plenty of fuel and that the tank must not have a regulator mounted on the
liquid line. Slowly open the main fuel supply valve at the tank. Then, open the electronic shut off valve (Maxon
valve), if so equipped, or open the manual shut off valve on the dryer to allow fuel flow to the dryer.
If using natural gas, make sure an adequate supply is available. Turn on the valve along the supply line. Then,
open the electronic shut off valve (Maxon valve). Inspect all gas lines and connections for possible leaks.
Any gas leaks must be fixed immediately!
30PNEG-951
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