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Dickye-John GAC 2500, Operator'S Manual

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Dickye-John GAC 2500 Operator'S Manual Download Page 101

OPERATOR’S MANUAL

GAC® 2500 Model (INTL)

11001-1655A-201603

MAINTENANCE / 97

The IR temperature sensor can be cleaned with the Q-tip by placing the 
Q-tip through the funnel or on the outside of the funnel as depicted in 
(

Figure 93

).

Figure 93
Cleaning the Sensor with Cotton Swab

6. Allow the temperature sensor to dry for 90 seconds then gently clean 

with the dry end of the cotton swab.

7. Visually inspect the temperature sensor as well as all other areas 

cleaned to ensure the instrument is free from debris. If there is any 
question about the cleanliness of the instrument, it should be returned 
to a dealer or authorized service center. 

8. If cleaning is acceptable, return instrument to upright position and 

replace the drawer.

9. Reconnect power cable and accessory cords.

10. Power on instrument.

IMPORTANT: The foregoing recommendations are provided as a 

guideline to maintain a robust and quality operating 
GAC 2500. It should not be interpreted as an exhaustive 
maintenance program. Dust and debris may periodically 
accumulate in areas not specified in this manual.  The 
owner is responsible for ensuring overall equipment 
cleanliness. If any questions arise regarding the 
maintenance or performance of the instrument, contact 
your dealer or local authorized service center.

Funnel

Place Q-tip
on either side
of funnel
to reach
sensor

Summary of Contents for GAC 2500

Page 1: ...nalysis 9 Step 6 Select a Product 9 Step 7 Perform a Grain Analysis 10 Physical Instrument Setup 11 Unlock Shipping Brackets 11 Instrument Placement 14 Leveling Instrument 14 Security 15 OEM Password 16 Installation 17 Connecting AC Power 17 Grain Drawer 18 Optional Bottomless Grain Drawer 18 Initial Setup 19 Navigation 21 Using External Devices 21 Touch Screen Button Functions 21 Home 21 Power Of...

Page 2: ...ns at Product Screen 44 Delete a Region 44 Importing Existing Calibration Region Files 45 Sample Setup 46 Result Setup 48 Export Data Format 50 Time 51 Units 52 Owner Data 53 Service Data 54 LCD Display Touch Screen Calibration 55 Clearing a Database 56 Check Scale 57 Network Setup 60 Update Instrument 61 Startup 63 Power Down 64 Analyzing grain 65 User Login Optional 65 User Login 66 User Log Off...

Page 3: ... Query Results 79 Audit Trail 80 View Products 82 Grain Calibrations 83 Diagnostics 85 Maintenance 87 External Cleaning 87 Internal Cleaning 88 Daily Clean Method 88 Extensive Cleaning Method 90 Cleaning the Temperature Sensor Probe 93 Temperature Sensor Type 94 Troubleshooting 99 Error Messages 99 Warranty 103 ...

Page 4: ...OPERATOR S MANUAL GAC 2500 Model INTL 11001 1655A 201603 IV ...

Page 5: ...word WARNING indicates a potentially hazardous situation which if not avoided could result in death or serious injury Use of the word CAUTION with the Safety Alert Symbol indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury Use of the word CAUTION without the safety alert symbol indicates a potentially hazardous situation which if not avoided may ...

Page 6: ...due to those environmental or operational conditions Therefore we expect the operator to take responsibility to assure that the results of the testing is as accurate as possible by following approved maintenance procedures on a regular basis by cleaning the instrument and its sensors on a regular and as needed basis depending on the amount of dust dirt and debris encountered in the instrument s us...

Page 7: ... ACCESSORIES The following list of components are included with the unit and can be ordered as replacement parts 110V power cord p n 203150002 220V power cord p n 203150005 Operator s manual p n 11001 1655 Cleaning brush p n 206410003 Grain drawer p n 468071541 Grain drawer bottomless optional p n 468071542 UNIT OVERVIEW 1 Power on off button 2 Hopper 3 Hopper full sensors 4 Touch screen display 5...

Page 8: ...36 to 113 degrees F 2 to 45 degrees C Power 110 220V 50 60 Hz 30 35 VA Humidity 20 to 90 noncondensing Grain temperature 4 degrees F to 113 degrees F 20 degrees to 45 degrees C depending on grain calibrations Storage transit temperature 4 to 140 degrees F 20 to 60 degrees C Moisture range 5 to 45 grain dependent Approximate Weight 25 lbs Approximate dimensions 17 H x 19 W x 14 D A USB memory devic...

Page 9: ...to 2GB in size formatted as FAT is recommended for extracting data from instrument 4 USB connections 2 in front 2 in back to connect a keyboard mouse printer or flash drive Up to 3 devices can be active on USB 1 USB connection to connect the GAC 2500 to a PC for downloading of software to the device installing calibrations or remotely accessing data from the instrument 1 ethernet connection to con...

Page 10: ...nect to the GAC 2500 to print test data results to a ticket The ticket can be setup to include the facility name and address product date and time sample ID customer ID grain calibration date percent moisture grain temperature test weight and errors The data can be automatically printed at the end of each measurement cycle or manually initiated by pressing the Printer button Figure 3 Printer ...

Page 11: ...pping brackets must be unlocked prior to setup and operation 1 Remove the Allen wrench from upper foam insert 2 Remove grain drawer and place unit on backside to locate shipping brackets on the left and right side walls IMPORTANT Be careful when placing unit on backside to avoid damage to security switch 3 Loosen and then remove hex bolt 4 Press down on the bracket to release 5 Slide bracket forwa...

Page 12: ...weight measurement Adjust the feet 4 on instrument bottom until bubble is in the center of the level STEP 4 INITIAL SETUP When powered on for the first time the instrument will force the selection of the desired region and language These screens automatically appear NOTE This step does not occur after initial setup but both screens are available by pressing the System button and selecting the Regi...

Page 13: ...saved in a last used order A grain selected on the first Select Product screen proceeds to Sample ID screen or the Analysis screen 2 To view additional grains not viewable on the top level Select Product screen press the More button Press the Up and Down buttons to view grains Select the desired grain in the product table Once selected press the Initiate button to accept 3 Grain is ready for analy...

Page 14: ...te button green to begin test Grain dumps into the measurement cell from the hopper A test will only perform when the Initiate button is green 7 The cell fills and the striker arm swings across the top of the test cell to wipe away excess grain 8 During analysis a testing status bar indicates progress 9 An audible alarm indicates when test is complete and automatically advances to the Analysis Res...

Page 15: ...g to setup and operation To unlock shipping bracket 1 Remove Allen wrench from upper foam packaging insert Figure 4 Remove Allen Wrench 2 Carefully remove unit from packaging and place on a flat sturdy surface 3 Remove grain drawer and set aside 4 Place unit on its backside IMPORTANT Be careful when placing unit on back to avoid damage to security switch Shipping brackets are located on the left a...

Page 16: ...00 Model INTL 11001 1655A 201603 12 PHYSICAL INSTRUMENT SETUP Figure 6 Loosen Hex Bolt from Bracket 6 Remove hex bolt and set aside Figure 7 Remove Hex Bolt 7 Press down on the bracket to release Figure 8 Press Down on Bracket ...

Page 17: ...ely tighten using the Allen wrench Figure 10 Insert Hex Bolt and Tighten 10 Perform the same procedure to the other bracket 11 Once both brackets are securely tightened to the operating location place unit upright IMPORTANT If for any reason this unit is shipped or transported the hex bolts should be removed from the operating location and secured back to the shipped locked location to protect the...

Page 18: ...ument should be placed on a flat level surface that does NOT exceed more than 1 degree of tilt left to right and front to back CAUTION A surface that exceeds this requirement can effect measurement results Surface should be vibration free CAUTION Vibration from other machines or devices can effect measurement results LEVELING INSTRUMENT A bubble level located on the top surface of the instrument a...

Page 19: ...re to unsecure an event is logged into memory for traceability To Change Security Switch Position The security switch is located below the printer port connection A protective brace is secured over the switch with 2 screws that must be removed to toggle the switch Figure 11 Security Switch Location NOTE When the switch is toggled from secure to unsecure an event is logged into memory for traceabil...

Page 20: ...OPERATOR S MANUAL GAC 2500 Model INTL 11001 1655A 201603 16 SECURITY ...

Page 21: ...e If damage is found file a claim with the carrier immediately and notify your DICKEY john sales representative Figure 12 Unit Dimensions CONNECTING AC POWER 1 Securely connect power cord into the AC plug connection Figure 2 located on the back of the unit 2 Plug the male end into an appropriate 3 wire grounded outlet The grounding pin on the line cord connects directly to the GAC 2500 frame When ...

Page 22: ...AWER Part Number DRAWEROPGAC2500 A bottomless grain drawer is used with a flow through work counter that allows the tested grain samples to fall through to a larger container below The size of the hole must be at least equal to the drawer dimension and located directly beneath the grain sample drawer NOTE Contact DICKEY john Europe at 33 1 41 19 21 81 for additional information on grain drawers Fi...

Page 23: ...ter The instrument proceeds with setup and the desired settings selected This step does not occur after initial setup but both screens are available by pressing the System button and selecting the Region and or Language buttons Figure 14 Set Region and Language Region CA DE US Set Region Set Language Language Keyboard Style QWERTY Standard Language Dansk Deutsch English Espanol Francais Italiano T...

Page 24: ...OPERATOR S MANUAL GAC 2500 Model INTL 11001 1655A 201603 20 INITIAL SETUP ...

Page 25: ...ugh and interface with the unit 1 Text input boxes 2 Keypad icon enables keyboard 3 Buttons 4 Keyboard Figure 15 LCD Touch Screen Display USING EXTERNAL DEVICES The following external devices can be used to enter data and navigate through the screens by connecting to the USB ports 2 front 2 back keyboard mouse barcode scanner TOUCH SCREEN BUTTON FUNCTIONS HOME Home button is available on most scre...

Page 26: ...rain from hopper empties the cell and aborts test ENTER Enter button accepts action taken and proceeds to next screen USB USB button is used when connecting the unit direct to a computer for downloading software and installing calibrations USER User button appears on the Main Menu screen only if a User ID has been enabled in System Setup Requires a tester to enter a User Name before a grain analys...

Page 27: ...ble Figure 16 Keyboard CLEAN Clean button appears on the Instrument Information screen and allows cleaning the cell and door using an automated process During the cleaning sequence the hopper door automatically opens REGION Region button navigates to the Region screen and allows selection of a different region IMPORT REGION Import Region button adds a new region to the instrument via USB memory de...

Page 28: ...OPERATOR S MANUAL GAC 2500 Model INTL 11001 1655A 201603 24 NAVIGATION ...

Page 29: ...and Password 1 At the Main Menu screen press the Setup button 2 Leave the Admin Username and Password as GUEST and press the Enter button 3 At the Setup screen press the Admin Settings button 4 At the Enter New Password screen press the Admin Username keypad icon and enter an administrator user name 5 Press the Enter button to accept 6 Enter a Password and re enter password to confirm 7 Press the ...

Page 30: ... Setup Setup Admin Settings Enter New Password FRED New Password Re Enter Password FRED PASSWORD FRED PASSWORD Enter Admin Username GAC2500 UGMA Enter Admin Username Enter Admin Username Enter Admin Username GUEST GUEST Enter Password Please Log In GAC2500 UGMA Product Diagnostics GAC2500 UGMA Enter Admin Username ...

Page 31: ...mation Diagnostic button To View Setup Options 1 At the Main Menu screen press the Setup button 2 Enter User Name and Password if required and press the Enter button to display the Setup screen If defaulted to Name Guest and Password Guest press the Enter button Figure 18 Setup Screen PRODUCT The Product screen is used to Edit existing products Load new products EDIT EXISTING PRODUCT If for any re...

Page 32: ...ght and press the Enter button to select Once the product is selected the product s parameters display in a table 3 Select the desired action Edit product does not display on screen for official calibrations Create product Delete product Product Setup Product Setup Edit Existing Product Load New Product Load New Products Only appears if flash drive is inserted into unit or is not in Security mode ...

Page 33: ...een The Skip button returns to the previous product s bias and slope setting 5 The new bias and slope appears in the product table on the View Product Setup screen The product name and Issue ID will remain the same NOTE An external keyboard bar code scanner or mouse can be used to enter data into the unit Figure 20 Edit Product View Product Setup View Product Setup Delete Edit Create Product Peas2...

Page 34: ...e new product Press the keypad icon to enter a different Issue ID if desired 5 Press the Enter button to save IMPORTANT Non alphanumeric keys cannot be used to create an Issue ID Product Name or Sample ID examples include NOTE Some functions are not available when the security switch is set to Secure mode due to governmental regulations and appear in a gray tone Figure 21 Creating a Product Screen...

Page 35: ...iew Product Setup screen press the Delete button 2 At the Delete Product screen press the Enter button to confirm deletion Figure 22 Delete Product Screen Delete Product Delete Product Confirm Deletion Of Peas2100 GAC2500 UGMA View Product Setup View Product Setup Delete Edit Create GAC2500 UGMA Product Peas2100 Issue ID 20101231 Calibration GAC2100 Emulation Range 010 30 Moisture Test Weight Rang...

Page 36: ...ng located at the top of the list returns to previous level in the directory structure 4 If a product calibration already exists on the instrument accept the new calibration by pressing the Replace button or the Skip button to revert to the existing product NOTE Contact a DICKEY john representative for assistance with obtaining updated calibrations or with transferring data to the unit Figure 23 L...

Page 37: ...ts the desired directory Pressing located at the top of the list returns to the previous level in the directory structure 4 Press the Enter button to begin download 5 If product calibrations already exist on the instrument accept new calibrations by pressing the Replace button or the Skip button to revert to the existing product NOTE You must know the directory where the files are saved as names d...

Page 38: ...Settings screen 6 Press the keypad icon and enter a new Admin Username 7 Enter New Password and re enter password for verification 8 Press the Enter button to accept changes The new user name and password is saved when the Enter button is pressed Figure 25 Reset User Name and Password Contact DICKEY john Tech Support or a local representative to reset instrument to open access mode Enter Admin Use...

Page 39: ...ts The unit can be set to automatically or manually print a ticket at the end of each test NOTE Reference the printer s specifications for correct settings To Set Printer Settings 1 At the System Setup screen press the Printer button 2 At the Printer Setup screen enable the check box for the type of connection between the unit and printer RS232 connection using a Null modem cable PCL USB when conn...

Page 40: ...ed variables requires a 9600 baud rate selected when test results are sent to a computer NTEP A custom format for federal agencies AUTO A custom format for federal agencies 10 Select the line termination style CR Carriage return CRLF Carriage return line feed LF Line feed LFCR Line feed carriage return Figure 26 Selecting a Printer Type Printer Setup Printer Setup 9600 Baud Rate 1 Stop Bits 8 Byte...

Page 41: ...the unit s keyboard and enter desired text 5 Press the Enter button to accept 6 If desired enter a footer name by pressing the Footer button Enter desired information to appear in footer Figure 27 Header Screen STREAMING DATA SERIALLY Streaming data is available in two methods Print CSV Serially Also When only this feature is enabled CSV data is transmitted out of the serial port when the Print bu...

Page 42: ...te with a scale At the Printer Setup screen verify the Baud Rate of 9600 is selected The RS232 checkbox must be selected to view the Baud Rate 3 To interface with a printer and scale check either the PCL or Star USB checkbox When the USB box is checked the unit can output to both the USB and RS232 port The USB port communicates with the printer and can operate with any printer output format step 5...

Page 43: ...n Sample Result will automatically print a ticket at the end of each test When disabled a ticket must be manually printed at the end of each test 8 When enabled Include Line Feeds After Print allows additional line feeds to be added at the end of each ticket after printing 9 Press the Enter button to accept changes LANGUAGE AND KEYBOARD SETTINGS The GAC 2500 INTL is equipped with 22 languages that...

Page 44: ...nter 3 To select a keyboard type press the radio button to enable either QWERTY or Standard style 4 Unit automatically converts to the selected system language and or the selected keyboard Figure 30 Language Screen Enter Sample Name Enter Sample Name V U O P Q S R T N M G H I K J L F E 0 A C B D 9 8 2 3 4 6 5 7 1 Space W X Y Z GAC2500 UGMA GAC2500 UGMA System Setup System Setup Printer Language Re...

Page 45: ... Instrument Information screen and the Region screen To Select a Region 1 At the System Setup screen press the Region button 2 A list of installed regions appear on the Set Region screen Highlight the desired region and press the Enter button A region with an indicates no calibrations exist for that region 3 X button deletes the highlighted region calibrations and ini files Only press this button ...

Page 46: ...re 32 Instrument Information Screen DICKEY john Corporation DICKEY john Corporation Analyze Current User GUEST Setup Results GAC2500 UGMA Instrument Information Model GAC 2500 INTL S N 1807 00047 Software Version 5 1 0 1 2 5 2 2 IP Address 169 254 0 94 131 171 2 54 Last Service 1 1 2016 App Sum I O Sum Region DE Region Certification and Directive vary by region based on the governing body ...

Page 47: ...u press the Region button 3 At the Set Region screen select the desired region and press the Import button The Import button is visible only when a USB memory device is inserted 4 Select to highlight the Region ini file and press the Enter button 5 Calibrations will download to the instrument Upon completion the new Region will appear on the Region screen as a selectable item NOTE Some functions a...

Page 48: ...s the region file and all associated calibration files To Delete a Region 1 At the System Setup screen press the Region button 2 At the Set Region screen highlight the Region to delete 3 Press the X delete button 4 Press Yes to remove files or No to abort Product Setup Product Setup Edit Existing Product Load New Product Load New Products GAC2500 UGMA Select a Folder of Calibration Files DOWN UP D...

Page 49: ...rations that currently reside on the instrument Select NO to abort import Select YES to override existing files Figure 36 Importing Existing Calibrations and Region Files Set R Set Region Region CA DE US Delete Import Your Response Needed Are you sure you want to delete region CA Yes No Your Response Needed Region CA already exists Do you want to replace it and all of the associated calibrations Y...

Page 50: ...appears during analysis giving the option to include either of these ID s Enable when a sample or customer ID are required entries before analysis A sample ID will be associated with each grain test and prints to ticket Disable to eliminate the Sample ID screen before each analysis Automatic Sequence Sample ID Automatic number sequencing to the next higher number will occur with additional tests o...

Page 51: ...reen After the ID requirement is met the measurement automatically starts Disable this feature to require a manual response at each analysis screen Figure 37 Sample Setup Screen System Setup System Setup Result Setup More Sample Setup Export Data Format GAC2500 UGMA Sampling Setup When Running Samples User Login Required A Sample ID is Required Auto Sequence Sample ID A Customer ID is Required Pro...

Page 52: ... Advances from the Analysis screen to the Sample ID screen within a specified period of time 4 to 20 seconds without pressing the Initiate button Manual Return Advances to the Sample ID screen to perform another test by pressing the Enter button after each test Empty Drawer Requirement A forced empty of the drawer requires a sample dump before proceeding to the next analysis Bottomless Drawer in U...

Page 53: ...etup Sample Return Setup Upon Sample Result 8 Enter number between 4 20 seconds Bottomless Drawer in Use Seconds before automatic return Manual Return Require drawer to be emptied after each sample Display Test Weight Display Temperature System Setup System Setup Result Setup More Sample Setup Export Data Format ...

Page 54: ...rt Data Format button appears 2 Enable the check box of the desired output 3 Press the Enter button to accept IMPORTANT A USB memory device less than or equal to 2 4 GB in size formatted as FAT is recommended for extracting data from instrument Figure 39 Data Format Screen Saved Data Saved Data Save Data Outputs in the Following Format CSV Format Excel Format GAC2500 UGMA System Setup System Setup...

Page 55: ...ect a date press the Date drop down arrow to display calendar 3 Use arrows to change the month 4 Enter time using the up down arrows 5 Select PM check box if applicable 6 Press the Enter button when done NOTE The date can be changed to US or UK format at the Units screen Figure 40 Time and Date Screen System Setup System Setup Time and Date Settings Time and Date Settings GAC2500 UGMA Monday June ...

Page 56: ...bushel U S instruments use a Test Weight reference point based on the Winchester bushel Unit defaults Unit defaults are automatically selected based on the instrument s active region and will adjust accordingly any time that region is changed To Change Units 1 At the System Setup screen press the the More button until the Units button appears 2 Press the Units button to display the Units Setup scr...

Page 57: ... Menu screen refer to Printer Setup 1 At the System Setup screen press the More button until the Owner Data button appears 2 Press the Owner Data button and enter name address phone number by pressing the keypad icon 3 Press the Enter button when finished NOTE An external keyboard bar code scanner or mouse can be used to enter data Figure 42 Owner Data Screen Owner Data Owner Data Name Address DIC...

Page 58: ...umber of tests performed over the life of the unit and is not resettable 1 At the System Setup screen press the More button until the Service button appears 2 Press the Service Data button to display the Service Data screen 3 Enter notes and date by pressing the keypad icon 4 Press Reset button to set counter to 0 if desired NOTE An external keyboard bar code scanner or mouse can be used to enter ...

Page 59: ...the target moves around the screen 4 With a keyboard attached press the Enter button to accept new settings or the Esc button to keep previous settings Without an attached keyboard press anywhere on the screen to accept Figure 44 Display Calibration Carefully press and briefly hold stylus on the center of the target Repeat as the target moves around the screen Press the Esc key to cancel Press Tar...

Page 60: ...etup screen press the More button until the Clear Database button displays 2 Press the Clear Database button to display the Delete Results screen 3 At the Delete Results screen press the Delete All Results button A Delete Engineering Data button appears if Engineering log files are present This button must be pressed to clear those records 4 Press Yes to proceed with clearing records Press No to a...

Page 61: ...pper is full the next screen automatically displays Figure 46 Performing a Check Scale 4 Press the Measure button to start the process This is the last screen that allows returning to the previous screen or returning to the Home screen 5 Measurement process automatically begins measuring tare then loading and weighing the sample 6 At the Scale Measurement Results screen dump any excess material th...

Page 62: ...le Loading Checking Scale Checking Scale Weighing Checking Scale Checking Scale Weight 263 90 g Temp 22 72 C Please Empty Drawer Scale Measurement Results Scale Measurement Results Scale Measurement Results Scale Measurement Results Weight 263 90 g Temp 22 72 C Please Close Drawer Press Measure to Read Scale Check Scale Check Scale Measure ...

Page 63: ...igh the grain in the drawer on an external scale and compare to reading on the display 10 Press the Retest button to perform another check scale or Exit button to return to the Setup screen Figure 48 Dumping Sample System Setup System Setup Dump Sample System Setup System Setup Retest Exit Weight 263 90 g Temp 22 72 C Weight 263 90 g Temp 22 72 C ...

Page 64: ...abled by an authorized service technician or by contacting DICKEY john Tech Support Figure 49 Network Setup Network Settings IP Address 127 0 0 1 computer address Mac Address 00 30 20 ff 00 19 GAC 2500 address DHCP Static IP Address IP Address Subnet Mask Default Gateway Proxy 192 169 0 1 255 255 255 0 127 0 0 255 System Setup System Setup This feature should only be enabled by an authorized servi...

Page 65: ... USB memory device and follow onscreen instructions 3 Press the Check USB Drive button 4 Press Yes to proceed with update NOTE An instrument update can also be performed by connecting to a computer via an ethernet cable and using the USB Customer Updater tool found at www dickey john com IMPORTANT Do not remove USB memory device until update is complete Figure 50 Update Instrument System Setup Sys...

Page 66: ...OPERATOR S MANUAL GAC 2500 Model INTL 11001 1655A 201603 62 SETUP ...

Page 67: ...screen displays before the Main Menu screen appears IMPORTANT On initial power up of the unit the system defaults with open access to all screens To ensure that the unit s settings are protected and accessible by qualified users an administrative level with password should be created Refer to the System Setup section for further information Figure 51 Startup Screens Instrument Information Model GA...

Page 68: ...n off switch located on the front panel A virtual Power Down button is also available on some top level screens and powers off the unit in the same manner as the on off switch A Power Down screen must be acknowledged before the unit shuts down Figure 52 Power Down Screen Shut Down Requested Shut Down Requested Yes No Do you want to shutdown ...

Page 69: ...n optional feature that requires a user to login before grain can be analyzed The unit default is no user login required If a user login is required a User button appears on the Main Menu screen The User cannot proceed to test grain until a login name is entered The User Login feature records the user name with a grain test in the unit database and prints on each grain ticket Instrument Informatio...

Page 70: ...User Login Keypad 3 Press the Enter button to accept The user name will appear as the current user on the Main Menu screen The unit will continue to analyze grain with the active user name until the user logs off or the power is turned off USER LOG OFF 1 At the Main Menu screen press the User button 2 At the User Login screen press the Clear User Name button GUEST will default as the new user name...

Page 71: ...lect Product screen press the More button Press the Up and Down buttons to view grains Select the desired grain in the product table Once selected press the Initiate button to accept 4 Grain is ready for analysis IMPORTANT Instruments with a Region set to Canada use a Test Weight reference point based on the Avery bushel U S instruments use a reference point based on the Winchester bushel NOTE Cha...

Page 72: ...alysis will vary based on what configurations are enabled or disabled at the System Setup Sample Setup screens Automatic grain measurement when hopper is full Sample ID and or Customer ID screen prompt step User Login requirement Empty drawer requirement after each test NOTE To eliminate this screen before each analysis disable at the Sample Setup screen To Begin Analysis 1 If enabled the Enter Sa...

Page 73: ...re feature is enabled instrument automatically proceeds 6 Pour grain into the hopper heaping grain slightly up to the hopper full sensors Figure 57 Sample ID Screen Do not insert fingers or foreign objects into the opened hopper doors HOPPER LEVEL INDICATOR IMPORTANT It is important that ample grain is located in the hopper to fill the measuring cell This increases the accuracy of the instrument A...

Page 74: ...ment automatically proceeds to measure a sample skipping the Fill Hopper screen and eliminates pressing the Initiate button 8 The cell fills and the striker arm swings across the top of the test cell to wipe away excess grain 9 During analysis a testing status bar indicates progress Figure 59 Analysis Process 10 An audible alarm indicates when test is complete and automatically advances to the Ana...

Page 75: ...l 12 Test results are automatically saved to the unit 13 If the unit is set to manual advance after each analysis press the Initiate button to initiate another test Grain automatically dumps into the drawer for removal in Manual or Automatic advance A requirement that grain be dumped after each test can be enabled at the Result Setup screen Drawer capacity holds approximately 3 tests After 3 tests...

Page 76: ...n Not Official Sample Name Sample ID Enter Sample ID Change Product Not Official and or Approx may appear next to Test Weight for certain regions for an unofficial test weight Analysis Results Analysis Results Product Corn Sample Name Sample ID 10 9 Moisture Test Weight Out of Range 7 8 kg hl 20 kg hl 26 71 C Enter Sample ID Change Product TW Out of Range Analysis Results Analysis Results Product ...

Page 77: ...region a warning screen must be acknowledged to proceed with the analysis The calibration will be added to that region s product list but a warning screen will always appear and must be acknowledged to proceed with analysis Figure 61 Region Mismatch Warning The product selected for analysis does not match the current region Continue anyway Your Response Needed Yes No ...

Page 78: ...assistance on how to update the calibration Figure 62 Custom Calibration Reading NOTE Refer to the Error Message section for probable causes and corrective actions if errors occur during analysis NOTE Refer to the Save Results section and Printing Options section for output options GENERAL CLEANING TIP Some material accumulation around the measuring cell can possibly occur over time and could poss...

Page 79: ...und under the Results button To Clear Database Records 1 At the Memory Low screen press Yes to delete results Select No to return to previous screen and abort deleting records 2 At the Delete Results screen the number of records in the database is indicated Press the Delete All Results button to confirm record deletion 3 Press the Yes button to verify and begin deleting records Select No to return...

Page 80: ...Y A Data Drive Out of Memory screen appears when the data drive is out of space An analysis cannot be performed until data is cleared Figure 65 Data Drive Out of Memory Warning OUT OF MEMORY FOR RESULTS OUT OF MEMORY FOR RESULTS Yes No The Results Database is Out of Space You must delete results Would you like to delete results now GAC2500 UGMA OUT OF MEMORY FOR RESULTS OUT OF MEMORY FOR RESULTS Y...

Page 81: ...lt displays all test results with Sample ID Moisture Weight Temperature Product Issue No Customer ID User ID Date and Time 4 Press the Filter button to choose what events display on the test results record Refer to Refine Query Options for criteria options 5 Press the Print button to print results as displayed in the table on the Results screen 6 Insert USB memory device and press the USB button t...

Page 82: ... per the limit of records entered but there could be more older records in the database that meet the same criteria MAXIMUM RECORDS TO PRINT Allows entry of a specified number of records to print starting with the last sample taken such as printing the last 5 samples taken Refine Query Refine Query Maximum records to return All Products Sample ID User Product Query Last Days Wh View Results View R...

Page 83: ...ld All records that fit the criteria entered in the User filter search will display SAMPLE ID Allows entry of part or all of the Sample ID name to perform a search for similar records within Sample ID All records that fit the criteria entered in the Sample ID filter search will display QUERY LAST Displays the last number of days specified All records that fit the criteria entered will display UNAB...

Page 84: ... what events display on the Audit Trail record Show only certification events when selected all other options are unchecked Show All Events when selected all other options are unchecked Show Calibration Changes Show System Changes Show Errors Print only a certain number of events 4 Press the Print button to print results as displayed on the Audit Trail screen If the printer output format is PRN80 ...

Page 85: ...RROR LOGGED EMPTY C 33 ERROR LOGGED NO COM Results Results View Results Audit Trail View Products Audit Trail Query Settings Audit Trail Query Settings Show calibration changes Show only certification events Show system changes Show errors Print only last events Show all events 10 Descriptio DOWN Product changes and errors and system changes 1 of 38 Current Filter Selected Print Complete Print Com...

Page 86: ...can only be viewed and printed at this screen To View Products 1 At the Results screen press the View Products button 2 Press the Print button to print all active products and respective Issue ID s Figure 70 View Products Screen Results Results View Results Audit Trail View Products Installed Products DOWN UP LGR Rice HRW Wheat HRS Wheat CornHM 2100 6 Row Barley Product 111999 23A345 123321 10342G...

Page 87: ... files are available for download at the DICKEY john website for transfer to the GAC 2500 via a USB memory device www dickey john com Products Analytical Moisture Testing GAC2500 Grain Analysis Computer Get Support Downloads These files are also available through DICKEY john Technical Support Group at 1 800 637 3302 ...

Page 88: ...OPERATOR S MANUAL GAC 2500 Model INTL 11001 1655A 201603 84 GRAIN CALIBRATIONS ...

Page 89: ... john representative To View Diagnostics Screen 1 Press the Setup button to display the Setup screen 2 Press the Diagnostics button to view the Diagnostics screen Figure 71 Diagnostics Screen App Version DICKEY john GAC2500 CELL BOARD 2 2 04100024 DICKEY john GAC2500 GRAIN HANDLER 2 8 App Version 110330961 A X10330980 ENG504 110330700 D 1906312 A 110330823 A Z 29 5177681111397 4 60295171402393i Zm...

Page 90: ...OPERATOR S MANUAL GAC 2500 Model INTL 11001 1655A 201603 86 DIAGNOSTICS ...

Page 91: ...rized service center Note The following recommendations are provided as a guideline to maintain a robust and quality operating instrument It should not be interpreted as an exhaustive maintenance program Dust and debris may periodically accumulate in areas not specified in this manual The owner is responsible for ensuring overall equipment cleanliness If any questions arise regarding the maintenan...

Page 92: ...rmware the trap door opens automatically also To start the cleaning process 1 At the Main Menu screen press the Instrument Information button 2 At the Instrument Information screen press the Clean button Pressing the Clean button automatically begins the cleaning sequence and opens the hopper door and the trap door version 2 4 grain handler firmware Figure 73 Daily Clean Method Instrument Informat...

Page 93: ...move any loose or stuck grain or dust from the measuring cell 5 Press the OK button to return instrument to normal operation Hands should be clear from inside the instrument before pressing the OK button Figure 75 Cleaning Sequence 6 Insert grain drawer Clean Cell Ok Clean Cell and Press Ok when complete Please wait Cleaning Cell Returning System to Normal Operation ...

Page 94: ...n as needed based on surrounding environmental conditions Factors such as dust temperature extremes grain dust and external humidity vary from location to location If there are any questions about the cleanliness or instrument performance contact your local authorized service center Tools required for internal mechanism cleaning Brush p n 206410003 included with instrument Extensive cleaning of th...

Page 95: ...move other accessory cords USB and printer Figure 78 Remove Accessory Cords 4 Remove grain drawer Figure 79 Remove Grain Drawer 5 Place the instrument on its back side IMPORTANT Be careful when placing on back to avoid damage to security switch Figure 80 Place Unit on Back Side ...

Page 96: ...7 Clean surfaces around measurement cell including hinge trap door and edge of cell with the supplied brush Figure 82 Clean Surface Area Around Cell Hinge Trap Door Edge of Cell 8 Close the trap door and clean hinge under trap door with brush Figure 83 Clean Under Trap Door 9 Proceed to instruction for cleaning the temperature sensor probe ...

Page 97: ...as needed based on surrounding environmental conditions Factors such as dust temperature extremes grain dust and external humidity vary from location to location It is important the temperature sensor is visually inspected and cleaned each time a regular maintenance check of the instrument is conducted If there are any questions about the cleanliness or instrument performance contact your local au...

Page 98: ...or on the circuit board recommended cotton swab McMaster Carr p n 71035T54 newer instruments include a flush sensor on the circuit board and a brush bracket recommended cotton swab McMaster Carr p n 7074T12 TEMPERATURE SENSOR LOCATION With the instrument placed upside down and looking inside the instrument the sensor probe is located in the middle of the instrument toward the top and front attache...

Page 99: ...ed 3 For instruments with the flush sensor and brush bracket the following procedure can be utilized to remove particles from the brush Carefully place the head of the screw driver 10 length recommended at the bristles and use a sweeping side to side motion through the entire length of the bristles no fewer than three times Figure 90 Cleaning the Brush Assembly 4 Select the appropriate cotton swab...

Page 100: ...side the black tube Insert the swab inside the black tube and gently clean the IR temperature sensor with the wet end of the cotton swab as depicted in Figure 92 For flush sensors gently clean the entire IR temperature sensor surface with the wet end of the cotton swab as depicted in Figure 92 Figure 92 Magnified View of Proper Cleaning with Cotton Swab Flush Sensor Embedded Sensor ...

Page 101: ...trument it should be returned to a dealer or authorized service center 8 If cleaning is acceptable return instrument to upright position and replace the drawer 9 Reconnect power cable and accessory cords 10 Power on instrument IMPORTANT The foregoing recommendations are provided as a guideline to maintain a robust and quality operating GAC 2500 It should not be interpreted as an exhaustive mainten...

Page 102: ...OPERATOR S MANUAL GAC 2500 Model INTL 11001 1655A 201603 98 MAINTENANCE ...

Page 103: ...code displays with a recommended resolution Figure 94 Error Screen Example ERROR MESSAGES Error messages display when an abnormal event occurs An error can be acknowledged by pressing the Initiate button The table provides an overview of error codes with potential causes and corrective actions For any failure that persists contact DICKEY john Europe at 33 141 19 21 80 for service or DICKEY john US...

Page 104: ...OPERATOR S MANUAL GAC 2500 Model INTL 11001 1655A 201603 100 TROUBLESHOOTING ...

Page 105: ... off and turn back on to reset 14 Instrument High Temp Limit Exceeded Instrument temperature is higher than the allowed limit of 45 degrees C Check unit ventilation or move to a cooler environment 15 Unit to Grain Differential The difference between grain temperature and machine temperature has exceeded the unit specification to analyze grain Allow grain and machine temperature to equalize and the...

Page 106: ... Moisture Too High The sample is too high in moisture to accurately read at its current temperature Warm the sample above the low temperature threshold specified in the product calibration file and rerun the measurement 55 Dump Motor Timeout The dump mechanism does not appear to be closing Check that the dump motor optical sensor is clean and there is no interference in the dump mechanism Press th...

Page 107: ...hout DICKEY john s written consent damage to any associated equipment or lost profits or special damages Said part will not be considered defective if it substantially fulfills the performance expectations THE FOREGOING WARRANTY IS EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES OF MERCHANTABILITY FITNESS FOR PURPOSE AND OF ANY OTHER TYPE WHETHER EXPRESS OR IMPLIED DICKEY john neither assumes nor au...

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