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Installation & Service Manual

1. 19 Connect the Flow Control Cable Boom Valve Connectors 19 Console and Cabling Installation 20 Install the Remote Switch Optional eese het nosed 22 Battery Connections t 23 Chapter 5 Console Programming and Calibration 25 Console Identification 25 Console Features i nicer des nested esteso cedere Ee teen tet 26 Button Definitions 3e eee Eee Eee De ie bee ERR 27 Manual No 016 0159 822 i Table of Contents Console ali dela 28 alta 28 Initial Console Programming sarete 28 Changing Initial Console Programming 30 Programming Additional System Data _ ii 31 System FedtUreS Lise iii alia 32 Data Menu 32 Data Logger pr 33 EET 34 Volume Min Rate Fault paria 35 Volume Area Rate Alarm cli 35 Low debe 35 Automatic Rate c 35 Control Valve Delay Advance ccm 36 Zero Speed Shut Off E 36 Data Lock _ S 37 Decimal Shift e c c UU 38 Chapter 6 Initial System Setup and Testing 39 Initial System Setup er TO 39 Alternate Bypass Line System Set
2. Press ENTER Enter the desired low tank alarm value Press ENTER o Note The alarm may be turned off by entering a value greater than or equal to the current low tank alarm value or turning off the booms The alarm can be disabled by entering 0 as the low tank alarm value Automatic Rate The Automatic Rate feature sets the increment at which flow is increased or decreased in the RATE 1 or RATE 2 function Each time the INC DEC switch is moved to INC then the rate cal for that rate will increase by the amount entered into the console Likewise when the switch is moved to DEC the rate will decrease by that value To enter the rate change value 1 Press RATE CAL 1 or RATE CAL 2 until the console displays the message RATE 0 0 2 Press ENTER 3 Enter the desired incremental value change For example if the rate is to change by 1 enter the value as 1 0 4 Press ENTER Manual No 016 0159 822 35 Chapter 5 Control Valve Delay Advance The Control Valve Delay and Valve Advance features are recommended for low rate applications and allow the system to build up pressure when the boom sections are toggled on or off To program a valve delay and or valve advance press and hold the SPEED CAL button for approximately 5 seconds The console will display CONTROL VALVE DELAY followed by the currently programmed value The CONTROL VALVE DELAY must be entered as a four digit value X X X X to
3. Installation amp Service Manual pow CONTROL BOOM BOQM2 BOOM3 MAS7 on OFF ITO ut Uns D dc RAVEN Sprayer Control SCS 440 nai Disclaimer While every effort has been made to ensure the accuracy of this document Raven Industries assumes no responsibility for omissions and errors Nor is any liability assumed for damages resulting from the use of information contained herein Raven Industries shall not be responsible or liable for incidental or consequential damages or a loss of anticipated benefits or profits work stoppage or loss or impairment of data arising out of the use or inability to use this system or any of its components Raven Industries shall not be held responsible for any modifications or repairs made outside our facilities nor damages resulting from inadequate maintenance of this system As with all wireless and satellite signals several factors may affect the availability and accuracy of wireless and satellite navigation and correction services e g GPS GNSS SBAS etc Therefore Raven Industries cannot guarantee the accuracy integrity continuity or availability of these services and cannot guarantee the ability to use Raven systems or products used as components of systems which rely upon the reception of these signals or availability of these services Raven Industries accepts no responsibility for the use of any of these signals or services for other than the stated purpose Table
4. Total volume registers flow inaccurately issue in this section 5 If the problem persists return the console to the dealer to have the processor board assembly replaced 1 Check the cabling to the motorized control valve for breaks in the line 2 Verify the cable connections are clean 3 Verify that there is voltage to the valve connector Cannot vary the RATE in automatic or a Turn the Master switch ON manual operation b Switch the RATE 1 RATE 2 MAN switch to MAN c Turn the POWER switch ON d Manually operate the INC DEC switch to verify voltage 4 Verify that the valve is turning If not replace the motorized control valve 1 Verify that the nozzle strainer screens and check valves are not plugged 2 Verify that the pr r ch boom is the same The sprayer pressure is correct but the Y MEUS pressure RATE is low 3 Verify that all nozzles are of the correct and same orifice size Refer to the Calculate the Rate 1 and Rate 2 Cal Values section on page 8 for the proper method to determine nozzle size 1 Check the flow meter cable for breaks and shorts Refer to the Testing Flow Meter Cables section on page 44 2 Clean adjust and check the flow meter parts Refer to the Flow Meter Preventative Maintenance and Adjustment section on page 43 3 Replace the flow meter transducer TOTAL VOLUME does not register Verify that the arrow on the flow meter is pointing in the direction of the
5. Used to enter the coil frequency of the PWM valve type being used The default 122 frequency is 122 Hz PRESS ENTER FOR Sequence to activate the data lock code the feature that prohibits data entry without the DATA LOCK data lock code The four digit code must be entered within 15 seconds Data Logger On Off The data logger uses communication strings to pass data through the serial port based on the values entered in DATA LOGGER TRIGGER VALUE and DATA LOGGER TRIGGER UNITS Whenever a value or console switch is changed data strings are sent by the console to the remote computer Note When connecting to a Raven field computer it is not necessary to turn the DATA LOGGER on Some options within the Data Menu are unavailable when certain other features are active The console data printout is not available when the data logger is on Remote Computer to SCS 440 Console Data Strings All request strings begin with R indicating a Raven communication string Rate 1 Change Request R RC lt rate_1_cal gt lt CR gt lt LF gt Calibration String Values Request R CR lt CR gt lt LF gt Data String Request R DR lt CR gt lt LF gt Manual No 016 0159 822 33 Chapter 5 SCS 440 Console to Remote Computer Data Strings All request strings begin with R indicating a Raven communication string In the example below the 123 value indicates the last three digits of the programmed chip part number in the console and L i
6. 115 0159 017 13 Ext Cable 12 ft 115 0159 856 Ext Cable 24 ft 115 0159 857 14 Switch Cover 106 0159 433 15 1 Set Filler Spacers 117 0159 421 16 Face Plate Assembly 063 0171 998 17 Display Board Spacer 107 0159 478 18 Display Assembly 063 0171 961 19 Processor Board Serial Interface 064 0159 744 20 Connector Plate Assembly Serial Interface 063 0171 999 21 Back Assembly 063 0159 530 22 SCS 440 Console Serial Interface 065 0171 185 054 0159 202 03 10 REV SHEET 1 OF 1 Manual No 016 0159 822 51 Chapter 8 52 SCS 440 Serial Interface Installation amp Service Manual Calibration Card 11 Console Programming and Calibration Console Features 26 Button Definitions 27 Console Identification 25 Console Programming 28 Changing Initial Console Programming 30 Data Entry 28 Initial Console Programming 28 Programming Additional System Data 31 System Features 32 Automatic Rate 35 Control Valve Delay 36 Data Logger 33 Data Menu 32 Data Lock Feature 37 Activating the Data Lock Code 37 Decimal Shift Feature 38 Low Tank Fault 35 Self Test Feature 34 Volume Area Rate Alarm 35 Volume Min Rate Fault 35 Zero Speed Shut Off 36 Initial System Setup and Testing 39 Installation Console and Cabling 20 Installing the Optional Remote Switch 22 Control Valve 18 Alternate Bypass Line Plumbing 18 19 Connecting the Flow Control Cable Boom Valve Connectors 19 Installing the Con
7. Bring the defective part and proof of purchase to your Raven dealer If your dealer agrees with the warranty claim the dealer will send the part and proof of purchase to their distributor or to Raven Industries for final approval What Will Raven Industries Do Upon confirmation of the warranty claim Raven Industries will at our discretion repair or replace the defective part and pay for return freight What is not Covered by this Warranty Raven Industries will not assume any expense or liability for repairs made outside our facilities without written consent Raven Industries is not responsible for damage to any associated equipment or products and will not be liable for loss of profit or other special damages The obligation of this warranty is in lieu of all other warranties expressed or implied and no person or organization is authorized to assume any liability for Raven Industries Damages caused by normal wear and tear misuse abuse neglect accident or improper installation and maintenance are not covered by this warranty RAVEN SCS 440 Serial Interface Installation amp Service Manual P N 016 0159 822 Rev D 8 11 E18056 Raven Industries Toll Free U S and Canada 800 243 5435 Applied Technology Division or Outside the U S 1 605 575 0722 P O Box 5107 Fax 605 331 0426 Sioux Falls SD 57117 5107 WWW ravenprecision com www ravenhelp com Notice This document and the information provided are the pro
8. 39 Chapter 6 15 Verify that the maximum pressure is still present 16 Hold the FLOW CONTROL switch in the DEC position until the pressure is at its minimum to ensure that the control valve is fully closed 17 Verify RATE and minimum pressure Note If the RATE and minimum pressure cannot be achieved consider modifying the plumbing into the alternate bypass plumbing system configuration Refer to the Alternate Bypass Line System Setup section on page 40 Alternate Bypass Line System Setup Note This procedure applies only to applications of less than 3 GPM 11 lit min For flow of 3 GPM 11 lit min or greater refer to the Initial System Setup section on page 39 for the main hose line setup procedure Fill the tank with water only Turn the Master ON OFF switch ON Turn the boom ON OFF switches OFF Switch the AUTO MAN OFF switch to MAN Turn the Power ON OFF switch to ON Verify that the BOOM CAL SPEED CAL METER CAL VALVE CAL AND RATE CAL values have been entered correctly into the console Press the SELF TEST button 8 Enter the machine s normal operating speed 9 With the pump not running fully open the main line hand valve and the bypass 1 hand valve 10 Completely close the agitator line hand valve ea gt ON 11 If a centrifugal pump is used proceed to the next step If a positive displacement pump is used fully open the pressure relief valve PRV 12 Run the pump at normal operating
9. METER CAL value Predetermined amount of measured liquid For Example METER CAL Value 720 190 TOTAL VOLUME Value 260 984 250 946 Predetermined amount of measured liquid Il 720 x 260 749 English 250 190 x 984 198 metric 946 9 Enter the adjusted METER CAL value before resuming application Manual No 016 0159 822 45 Chapter 7 Speed Sensor Cables Testing Speed Sensor Extension Cables 1 Disconnect the extension cable from the speed sensor assembly cable FIGURE 2 Speed Sensor Connector Cable Connection Ground 00 O CLOCK 5 VDC 6 O CLOCK Note i a 5vpc voltage reading is not present disconnect the flow sensor cable If the speed reading is restored refer to the Testing Flow Meter Cables section on page 44 to test the flow meter cables If the speed system is a radar type system the voltage between the 10 o clock and 2 o clock positions may read 12 VDC 1 Enter a SPEED CAL value of 9999 into the console 2 Press the DISTANCE button 3 Create a short between the ground and signal sockets by inserting a small jumper wire or paper clip into both sockets simultaneously Each time contact is made the DISTANCE reading should increase in increments of 1 or more If the DISTANCE does not increase a Remove the section of cable closest to the console b Repeatthe ground signal short test If the DISTANCE does not increase r
10. Note This procedure applies only to applications of GPM 11 lit min or greater For flow less than gpm 11 lit min refer to the Alternate Bypass Line System Setup section on page 40 for alternate bypass line setup procedure 1 Fill the tank with water only 2 If a centrifugal pump is used proceed to the next step If a positive displacement pump is used open the pressure relief valve PRV 3 Switch the Rate switch to MAN 4 Switch the Power switch to ON Verify that the BOOM CAL SPEED CAL METER CAL VALVE CAL and RATE CAL values have been entered correctly into the console Press the SELF TEST button Enter the machine s normal operating speed Run the pump at the normal operating RPMs centrifugal pump is used proceed to the next step If a positive displacement pump is used set the to 65 psi 450 kPa Verify that the boom valves operate and that no nozzles are plugged using the boom ON OFF switches Switch all boom ON OFF switches to the ON position Hold the FLOW CONTROL switch in the INC position until the pressure is at its maximum to ensure that the control valve is fully open 13 Verify the RATE and maximum pressure o N A 1 1 N Note The pressure gauge is not supplied A pressure gauge MUST be installed to properly monitor the system 14 Adjust the agitator line hand valve until the desired agitation is reached Manual No 016 0159 822
11. RPMs 13 If a centrifugal pump is used proceed to the next step If a positive displacement pump is used complete the following steps Turn the Master ON OFF switch to OFF Close the bypass 1 hand valve Set the PRV to 65 psi 450 kPa Open the bypass 1 hand valve e Turn the Master ON OFF switch to ON 14 Verify that each boom valve is operational and not nozzles are plugged in by operating the boom ON OFF switches 15 Turn all boom ON OFF switches to ON 16 Hold the FLOW CONTROL switch in the INC position for approximately 12 seconds This ensures that the motorized control valve is fully closed 17 Adjust the agitator line hand valve until the desired agitation is reached 18 If necessary close the main line hand valve to set the desired maximum operating pressure The maximum pressure should be approximately 10 psi 70 kPa above the normal spraying pressure For example if the normal spraying pressure is 30 psi 210 kPa set the maximum pressure to 40 psi 280 kPa 40 SCS 440 Serial Interface Installation amp Service Manual Initial System Setup and Testing 19 Hold the MAN ADJ switch in the DEC position for approximately 12 seconds This ensures the motorized control valve is fully open 20 Close the bypass 1 hand valve to set the desired minimum operating pressure Note The minimum pressure should be approximately half the normal spraying pressure If the normal sprayi
12. TOTAL VOLUME registers the flow flow Refer to the Flow Meter Preventative Maintenance and Adjustment inaccurately section on page 43 and the Recalibrating the Flow Meter section on page 45 Manual No 016 0159 822 49 Chapter 7 Issue Corrective Action Motorized control valve rotates more than 1 4 turn Replace the motorized control valve 1 Replace the isolation flange assembly and coupler shaft 2 Replace the entire motorized control valve if the PC board or motor is corroded and will not run There is water inside the cover of the motorized control valve 1 Check the cable for wires with breaks or shorts 2 Verify that the cable connections are clean Boom solenoids will not function 3 Verify that the boom switch and Master switch function properly 4 Replace the boom valves 50 SCS 440 Serial Interface Installation amp Service Manual SCS 440 SERIAL INTERFACE REPLACEMENT PARTS ITEM DESCRIPTION RAVEN PART 1 Master Switch 412 2011 046 2 Boom Switch 412 2011 047 3 Adj Switch 412 2011 087 4 Rate1 Rate2 Manual Switch 412 2011 073 5 Power Switch 412 2011 048 6 Mounting Bracket 106 0159 437 T Mounting Knob 106 0159 438 8 Fuse Holder 510 2001 018 9 Fuse 15 Amp 510 1003 003 10 Console Cable 10 ft 115 0171 085 Console Cable Turf 115 0159 509 11 Flow Cable 6 ft 115 0159 858 Flow Cable 12 ft 115 0171 055 12 Flow Meter Cable Ext 6 ft 115 0159 016 Flow Meter Cable Ext 12 ft
13. entry by pressing ENTER Repeat the steps above for each variable that needs to be changed 30 SCS 440 Serial Interface Installation amp Service Manual Console Programming and Calibration Programming Additional System Data Although it is not required for system operation data may be entered in the VOL TANK and TIME submenus Vol Tank Press the VOL TANK button Press ENTER Enter the estimated volume of product in the tank Press ENTER Bc m Note The VOL TANK variable will have to be updated each time the tank is refilled Time and Date Note The system runs on a 24 hour clock Therefore for any time after 12 59 pm add 12 hours to the time For example 8 30 am is entered as 8 30 but 1 30 pm is entered as 13 30 on the keyboard Press the TIME button The message RATE 0 0 TIME 0 00 will appear in the console s display Enter the time Press ENTER Use the arrow keys to toggle to the date fields MONTH DAY YEAR and enter the data for each of the fields Pe Power Down If the console is not used for 10 days it reverts to a power down low power mode by default In this mode all data is retained but the time of day clock will reset to 0 00 The default date may be changed from 10 days to a number preferred by the user To change the default power down value 1 Press the TIME button The message RATE 0 0 TIME 0 00 will appear in the console s display 1 Use the ar
14. of Contents Chapter 1 Important Safety Information 1 Important Safety 1 MR rr ccm 1 Hydraulic Safety TE E RA 2 Electrical Safety 2 Chapter 2 PT CO iis 3 introduction Lan 3 Unit Definitions and Conversions 4 Unit of Measure Definitions 4 Unit of Measure Conversions 4 Calculate the Machine s Calibration Values 5 Calculate the Boom Cal Value 5 Calculate the Speed Cal ille 5 Calculate the Meter Cal Value sssssesesseeee nemen 7 Calculate the Valve Cal Value 7 Calculate the Rate 1 and Rate 2 Cal Values 8 Verifying Flow Rate Limits sorella Q 9 Chapter 3 DIGI 11 INIFOQUGHONi si cicale anal 11 Chapter 4 PSEA 13 Sensor instalation eet estet rn 13 Raven Radar Speed Sensor bcr m 13 Wheel Drive Speed Sensor siliconi 14 Phoenix 10 GPS Speed Sensor LL lle 16 Flow Meter Installation e 17 Mount the Flow Meter 17 Install the Pressure Transducer Optional _ ii 17 Control Valve Installation 18 Install the Control Valve 18 Alternate Bypass Line Plumbing System
15. powered ON Press the DISTANCE button on the SCS 440 console Enter 0 as the value Drive 1 mile 1 km pw Nic Note Do not use the vehicle s odometer to determine the distance Use highway markers or section lines to measure the distance traveled To achieve the most accurate calibration accelerate and decelerate slowly 5 Check the value in the display It should be approximately 5280 1000 If the value is between 5260 5300 990 1010 the speed cal value for the machine is 785 200 If the value is any other value use the following formula to recalculate the speed cal value Old SPEED CAL X 5280 Adjusted Speed Cal DISTANCE VALUE For Example Assume that the DISTANCE value is actually displayed as 5000 980 TABLE 1 785 X 5280 743 4 English 5000 200 x 1000 204 1 metric 980 Important The new Speed Cal value must be rounded to the nearest whole number 6 Enter the adjusted Speed Cal value 7 Recheck the new Speed Cal value by repeating the steps above Changing Initial Console Programming Occasionally it is necessary to make changes to the console programming after the initial programming is complete To make changes to the initial setup Press SELF TEST and hold it for 30 seconds The console s display will flash the current program setting Press ENTER to advance to the setting that needs to be changed Press CE to change the variable to the desired setting Complete the data
16. system responds as expected Zero Speed Shut Off The Zero Speed Shut Off function is active when C FC fast close valve or C PC PWM close valve is selected and cannot be disabled The valve will receive a decrease signal and run closed when the speed drops to 0 7 mph or less The only way the console can operate under this speed is in the manual mode When the Zero Speed Shut Off has occurred the master switch must be turned off and back on to restart the system If a constant speed greater than 0 7 mph is not reached within 10 seconds the Zero Speed Shut Off will occur again 36 SCS 440 Serial Interface Installation amp Service Manual Console Programming and Calibration Data Lock Feature The Data Lock feature prohibits data entry without the data lock code The four digit code must be entered within 15 seconds Activate the Data Lock Code 1 Press the DATA MENU button until the message PRESS ENTER FOR DATA LOCK appears on the console s display 2 Press ENTER The message NEW CODE E will appear in the display 3 Enter the 4 digit data lock code of your choice within 15 seconds 4 Press ENTER Change the Data Lock Code 1 Press the DATA MENU button until the message PRESS ENTER FOR DATA LOCK appears on the console s display Press ENTER The message OLD CODE E will appear in the display Enter the old 4 digit data lock code within 15 seconds Press ENTER The message NEW CODE E w
17. the mounted bracket using the supplied mounting hardware 6 Connect the radar power cable P N 115 0159 539 to the radar Note The radar power cable will be connected to the console later in the procedure Wheel Drive Speed Sensor Rim Drilling for Four and Eight Hole Wheel Stud Patterns Optional This section is required only on wheels that do not have pre punched mounting holes If your machine has the pre punched mounting holes proceed to the Mounting the Wheel Drive Speed Sensor section on the following page FIGURE 3 Eight Hole Stud Pattern DRILL 1 2 HOLE TO MOUNT MAGNETS 1 Using the illustration above choose four opposing stud holes on the wheel 2 Using the center of the opposing stud holes draw two lines across the wheel dividing the wheel into four equal parts 3 Measure in one inch from the rim on each end of the lines and mark the wheel at each point 4 Drill a 1 2 hole on each of the four marks Note The distance between each set of drilled holes must be equal within 1 8 3 mm to ensure system accuracy 14 SCS 440 Serial Interface Installation amp Service Manual Installation Rim Drilling for Six Hole Wheel Stud Patterns Optional This section is required only on wheels that do not have pre punched mounting holes If your machine has the pre punched mounting holes proceed to the Mounting the Wheel Drive Speed Sensor section FIGURE 4 Six Hole Stud Pattern D
18. 15 24 31 4 5 12 1 0 4 9 1 20 28 36 6 8 14 0 12 0 10 5 RED XR8004 XR11004 30 395 45 21 0 17 2 14 7 12 9 40 40 51 24 0 19 8 7 0 14 9 60 49 63 29 0 24 0 21 0 18 2 15 31 40 8 2 15 2 5 0 11 4 20 105 45 21 0 1755 15 0 131 BROWN XR8005 XR11005 30 43 55 26 0 21 0 18 4 16 1 40 50 64 30 0 25 0 21 0 18 6 60 61 78 36 0 30 0 26 0 23 0 For Example Nominal Application Pressure 30 PSI kpa Target Application Rate 20 GPA lit ha Target Speed 5 2 MPH km h Nozzle Spacing 20 inches cm 20 GPA x 5 2 MPH x 20 inches 35 GPM 5 940 Based on these calculations and a PSI of 30 tip XR8004 should be selected since it comes closest to providing the desired output 8 SCS 440 Serial Interface Installation amp Service Manual Introduction Verifying Flow Rate Limits The flow rate of spray must be within the specified range for the flow meter being used Flow Meter Model Flow Range RFM 5 0 1 5 GPM 0 2 18 9 lit min RFM 15 0 3 15 GPM 1 1 56 8 lit min RFM 60P 1 60 GPM 3 8 210 lit min RFM 60S 1 60 GPM 3 8 210 lit min RFM 100 5 100 GPM 18 9 380 lit min RFM 200 200 Poly 15 200 GPM 56 8 760 lit min Magmeter 200 3 200 GPM 11 36 757 lit min RFM 400 25 400 GPM 94 6 1515 lit min Krohne 3 Magmeter 15 250 GPM 56 78 946 25 lit min Krohne 4 Magmeter 35 1 800 GPM 132 48 6813 lit min Krohne 6 Magmeter 70 3 000 GPM 264 95 11 355 lit m
19. Band actual application rate where rate correctionis 1 9 9 9 o not performed Manual No 016 0159 822 7 Chapter 2 Calculate the Rate 1 and Rate 2 Cal Values Determine the application rate at which the chemical is to be sprayed and then consult with your Raven dealer to verify that the spray nozzles are capable of applying at that rate To determine which spray nozzles to use with the sprayer the following information must be known Nominal Application Pressure PSI kpa Target Application Rate GPA lit ha Target Speed MPH km h Nozzle Spacing inches cm With this information calculate the volume per minute per nozzle using the following formula GPA x MPH km h x inches GPM lit min 5 940 60 000 Refer to the following chart to determine which nozzle to use based on the desired output TIP TIP NO capaci GALLONS ACRE 20 SPACING PRESSURE 1 NOZZLE 1 NOZZLE COLOR DEG 110 IN SPM IN OZ MN 5 MPH 6 MPH 7 MPH 8 MPH 15 12 15 Td 6 1 5 2 4 5 20 14 18 8 4 7 0 6 0 5 3 YELLOW XR8002 XR11002 30 22 0 5 8 6 7 4 6 4 40 20 26 1 9 9 9 8 5 7 4 60 25 32 4 6 12 1 0 4 9 1 425 18 23 0 9 9 1 7 8 6 8 20 i21 27 2 6 10 5 9 0 7 9 BLUE XR8003 1 1003 30 26 33 5 4 12 9 11 0 9 7 40 30 38 7 8 14 9 27 11 1 60 3 47 22 0 18 2 15 6 13 6
20. Data Menu Enters the information inputted into the console SCS 440 Serial Interface Installation amp Service Manual 26 Console Programming and Calibration Button Definitions Calibration Buttons The calibration buttons are used to enter data into the console when calibrating the system Refer to the table below for the button names and functions Button Name Function BOOM CAL 1 Length of boom section 1 BOOM CAL 2 Length of boom section 2 BOOM CAL 3 Length of boom section 3 SPEED CAL Determined by speed sensor METER CAL Meter calibration number VALVE CAL Valve response time RATE 1 CAL Target application rate RATE 2 CAL Target application rate TIME 24 hour clock military time Function Buttons The function buttons are used to display the data on a particular aspect of the application Refer to the table below for the button names and functions Button Name Function TOTAL AREA Displays total area applied To zero out this figure press ENTER 0 then ENTER in this menu TOTAL VOLUME Displays total volume applied To zero out this figure press ENTER 0 then ENTER in this menu FIELD AREA Displays field area applied To zero out this figure press ENTER 0 then ENTER in this menu FIELD VOLUME applied to the field To zero out this figure press ENTER 0 then ENTER this Displays distance traveled To zero out this figu
21. GURE 1 Identification Label N Indicates the R rt sia ML N PN be needed to order a replacement console S N Indicates the firmware d version that was loaded on REV the machine at the time it was manufactured 2000000 number unique to the console Used to identify when the console was manufactured and to track the console if it is sent back for repair Indicates the revision level of the console Manual No 016 0159 822 25 Chapter 5 Console Features FIGURE 2 SCS 440 Serial Console Turns the console power on or off Selects manual or fully automatic control Manual override control provides the capability of spot application Turn the individual boom sections on and off Displays the rate of application calibration and function data POWER RATE 1 ON RATE 2 OFF MAN FLOW CONTROL INC DEC 9 BOOM 1 BOOM 2 BOOM 3 BOOM 1 BooM 2 f METER vave RATE 1 RATE 2 VoL SELF CAL CAL CAL CAL CAL CAL CAL TANK TIME TEST 1 4 5 6 7 9 0c t Tora rom FIELD FIELD vol AREA DATA SE VOLUME a A DISTANCE e MIN HOUR MENU ENTER RAVEN Sprayer Control SCS 440 Toggles to variable submenus within a menu except in
22. RILL 1 2 HOLE TO MOUNT MAGNETS Cut a piece of wood so that it is an exact fit from the top edge of the rim to the bottom edge of the rim Measure the length of the cut wood block and mark the center Using the wood block as a guide draw two lines across the wheel dividing the wheel into four equal parts Measure in one inch from the rim on each end of the lines and mark the wheel at each point Drill a 1 2 hold on each of the four marks gt S Note The distance between each set of drilled holes must be equal within 1 8 3 mm to ensure system accuracy Mounting the Wheel Drive Speed Sensor 1 Select a non driven wheel a front wheel if the machine is rear wheel drive or a back wheel if the machine is front wheel drive on which to mount the sensors FIGURE 5 Wheel Magnet Mounting CORRECT NUT N C SWITCH ASSEMBLY WASHER Le 1 4 1 GAP MAGNET 6 25 mm ASSEMBLY INCORRECT p 2 Mount the four magnets in the pre punched or drilled mounting holes on the inside of the wheel so that the red magnets are on opposite sides of the wheel 3 Tighten the nuts on the wheel magnets to ensure they are installed securely Manual No 016 0159 822 15 Chapter 4 FIGURE 6 Switch Assembly Installed SWITCH ASSEMBLY em CABLE aan CABLE TIE bi CLAMPS be SWITCH BRACKETRY MAGNET Note The switch a
23. S 1 SECTION 063 0171 926 3 SECTION 063 0171 928 Manual No 016 0159 822 21 Chapter 4 Install the Remote Switch Optional REMOTE SWITCH FURNISHED ON OFF 12 VDC ORANGE REMOTE MASTER SENSE WIRE ORANGE WHITE CONSOLE POWER RED CONSOLE CONTROL CABLE CONSOLE GROUND WHITE An optional remote switch may be installed if the console is mounted in a location that is not easily accessible A remote switch may include a foot switch or a toggle switch on the joystick To utilize the remote switch the master switch on the console must be turned off The master switch on the console can be used again once the remote switch is turned off Refer to the figure above to install the optional remote switch 22 SCS 440 Serial Interface Installation amp Service Manual Installation Battery Connections Note Ifthe system will not be used for an extended period of time for example two weeks be sure to disconnect the SCS 440 battery wires If the wires are not disconnected and the SCS 440 is only turned OFF the system will continue to draw 0 25 milliamperes of current to maintain information stored in the console computer draining the battery BATTERY WIRES RED POS WHITE NEG CONNECTION ONE 12 VOLT BATTERY BATTERY WIRES BATTERY WIRES RED POS RED POS WHITE NEG WHITE NEG 12 VOLT SYSTEM USING 24 VOLT
24. SE PRESSURE RELIEF VALVE IF POSITIVE DISPLACEMENT TYPE PUMP 15 USED NOT REQUIRED WITH CENTRIFUGAL PUMP 1 CONTROL VALVE PRESSURE TANK RELIEF VALVE POLARITY BOOM REVERSAL CABLE VALVES AGITATOR 115 0159 415 en 440 CONSOLE VALVE lt BOON FLOW 3 METER 1 1 TANK I i lt BOOM VALVE PUMP MAIN LINE d HAND VALVE i BN lt STRAINER lt 3 SPEED E o SENSOR BOOM 8 _ o4 1 rossi PRESSURE geo an GAUGE CONSOLE CABLE FLOW CONTROL CABLE Manu ee Note This plumbing schematic applies only to applications of less than 3 GPM 11 lit min For flow of 3 GPM 11 lit min or greater the motorized control valve is installed on the main hose line Refer to the Install the Control Valve section on page 18 for the main hose line plumbing procedure 1 Install the control valve in the by pass 1 hand valve line with the motor in the upright position Refer to the diagram above 2 Install the reverse polarity cable P N 115 0159 415 on the other end of the control valve 3 Connect the yellow and green 2 pin connector of the flow control cable to the other end of the reverse polarity cable Connect the Flow Control Cable Boom Valve Connectors 1 Connec
25. SYSTEM USING TWO 6 VOLT BATTERIES TWO 12 VOLT BATTERIES BATTERY RED POS 12 VOLT SYSTEM USING TWO 6 VOLT BATTERIES 1 Route the red wire on the console control cable to the 12 VDC battery and connect it to the positive battery terminal 2 Route the white wire on the console control cable to the 12 VDC battery and connect it to the negative battery terminal Important Do not connect the red and white wires to the machine s starter 3 Secure the battery wires with zip ties Important Do not secure the battery wires near the existing battery leads or any other electrical wiring Manual No 016 0159 822 23 Chapter 4 24 SCS 440 Serial Interface Installation amp Service Manual Important The SCS 440 console requires the selection of volume rate US SI TU speed sensor type SP1 or SP2 and valve type C SD standard valve C F fast valve C FC fast close valve C P PWM valve and C PC PWM close valve Hold the SELF TEST key to review the selections Console Identification There may be situations that arise during which it may be necessary to contact Raven Industries with questions about the SCS 440 system The SCS 440 console has an identification label affixed that contains information useful to the Raven customer support team to identify potential issues with the console or system Please refer to this information on the console when calling to request assistance FI
26. above Important Re enter the original METER CAL figure after testing is complete 44 SCS 440 Serial Interface Installation amp Service Manual Preventative Maintenance and Troubleshooting Recalibrating the Flow Meter Note This procedure should be performed when the tank is filled with water not chemicals Enter a METER CAL value of 10 38 into the console Enter a TOTAL VOLUME value of 0 into the console Turn OFF all booms Remove a boom hose and place it into a calibrated 5 gallon 19 liter container Turn ON the boom switch for the boom hose that was removed Turn ON the Master switch and pump exactly 10 gallons 38 liters of water The TOTAL VOLUME readout is the new METER CAL number This number should be within 3 of the calibration number stamped on the tag of the flow meter 7 Zero out the TOTAL VOLUME value and repeat the procedure several times to verify the accuracy of the new METER CAL value 8 Verify the flow meter calibration z a Fill the tank with a predetermined amount of measured liquid e g 250 gallons Important Do not rely on the graduation numbers molded into the applicator tank measure the liquid b Empty the tank under normal operating conditions Check the TANK VOLUME value If the number displayed is different from the predetermined amount of measured liquid by more than 3 perform the following calculation METER CAL x TOTAL VOLUME Adjusted
27. arm on and off When the Rate Change Alarm is on the alarm emits four long beeps when the RATE 1 calibration number is changed via the serial port using a valid change request data string Pressing CE will toggle between the two settings This application is not currently used in the SCS 440 system This application is not currently used in the SCS 440 system Allows the user to enter up to a four digit number to represent a field Field reference is included in the field begin and field end pages and the data logger time date string Used in the data logging mode The baud rate option is 1200 9600 baud Used in the data logging mode The trigger determines how often the actual rate data string is sent to the serial port The trigger may either be in feet meters or seconds The default value is set to zero This value must be changed to a number ranging from 1 9998 or the data logger feature will not work Used in the data logging mode The trigger may be in feet meters or seconds Pressing CE will toggle between FEET METER and SEC Turns the data logger on and off Note The trigger value must be set to a valve other than zero in order to toggle DATA LOG to ON Used to set the zero point of the pressure transducer for pressure display Used to set the percent of off target value The alarm sounds when the actual rate is off from the target rate by a specified percentage The off target value is preset to 30 but may be chang
28. ata is retained Important If an entry or selection error is made during the first six steps of this procedure turn the POWER ON OFF switch to the OFF position press CE and hold while turning the POWER ON OFF switch to the ON position to reset the console Hefer to the values that were calculated in the Calculate the Machine s Calibration Values section on page 5 when performing the initial console programming 1 Select the unit of measure US Volume per Acre TU Volume per Square Feet or SI Volume per Hectare by pressing the CE button until the until the desired unit of measure appears in the display 2 Press ENTER The message CAL SP1 WHEEL DRIVE will appear in the console s display 3 Select the type of sensor being used by pressing the CE button until the desired sensor type appears in the display Note Ifthe Phoenix 10 GPS speed sensor is being used select SP 2 RADAR as the speed sensor type 4 Press ENTER The message CAL C SD STANDARD VALVE will appear in the console s display 5 Select the type of valve being used by pressing the CE button until the desired valve type appears in the display 6 Press ENTER The message CAL SELF TEST 00 will appear in the console s display 7 Press the BOOM CAL 1 button 8 Enter the boom width that was previously calculated 28 SCS 440 Serial Interface Installation amp Service Manual Console Programming and Calibration 9 Use the arrow keys to advance t
29. c hoses or purging is required be aware that the hydraulic fluid may be extremely hot and under high pressure Caution must be exercised Any work performed on the hydraulic system must be done in accordance with the machine manufacturer s approved maintenance instructions When installing AutoBoom hydraulics or performing diagnostics maintenance or routine service ensure that precautions are taken to prevent any foreign material or contaminants from being introduced into the machine s hydraulic system Objects or materials that are able to bypass the machine s hydraulic filtration system will reduce performance and possibly damage the hydraulic valves Electrical Safety Always verify that the power leads are connected to the correct polarity as marked Reversing the power leads could cause severe damage to the equipment Ensure that the power cable is the last cable to be connected Disconnect the SCS 440 Serial Interface console before jump starting the vehicle Disconnect the SCS 440 Serial Interface console before welding any component of the machine N Manual No 016 0159 822 Introduction Congratulations on your purchase of the Raven SCS Sprayer Control System 440 Serial Interface The Raven SCS 440 is designed to provide uniformity of spray applications regardless of the vehicle s speed Utilizing a computer based console a speed sensor a flow meter and a control valve the SCS 440 also functions as a
30. d Spraying For Example Broadcast Rate 20 GPA 200 Spacing 40inches 100 Band Width 14 inches 40 cm GPA x Band Width Adjusted Applied Rate Spacing 20 x 14 7GPA 40 200 x 40 80lit ha 100 Calculate the Speed Cal Value Raven Radar Only The initial Speed Cal value for Raven radar is 598 152 After the initial console programming has been performed this value may be adjusted to optimize the system s performance Manual No 016 0159 822 5 Chapter 2 Phoenix 10 Speed Sensors Only The initial Speed Cal value for Phoenix 10 speed sensors is 785 200 After the initial console programming has been performed this value may be adjusted to optimize the system s performance Wheel Drive Speed Sensors Only Important This procedure should be performed only after the entire system installation is complete This procedure is critical to the console s performance so measure carefully This procedure should be performed on the same soil conditions in which you will be spraying since wheel circumference varies in soft soil versus hard packed soll FIGURE 2 Speed Cal Value Calculation MOTION REVOLUTIONS MARK OR APE DISTANCE START STOP 1 Place a chalk mark or tape on the tire on which the speed sensor is mounted 2 Mark the spot on the ground directly below the chalk mark or tape 3 Drive the machine straight ahead cou
31. e Disconnect the SCS 440 console before welding any component of the machine Flow Meter Maintenance Flow Meter Preventative Maintenance and Adjustment Ay DANGER Thoroughly bleed the nurse tank hose and all other system lines prior to disassembling the flow meter fittings and hoses especially in the d case of anhydrous ammonia NH3 1 Thoroughly bleed the nurse tank hose and all system lines 2 Remove the flow meter from the sprayer and flush with clean water to remove any chemicals 3 Clean and service the turbine and turbine hub a Remove the turbine hub and turbine from inside the flow meter b Clean the turbine and turbine hub removing any metal shavings or foreign material that may have hardened on the plastic and metal parts c Verify that the turbine blades and bearings are not worn or damaged d Spinthe turbine to confirm that it spins freely with very little drag inside the turbine hub Manual No 016 0159 822 43 Chapter 7 4 Adjust the turbine hub if necessary This should be done whenever the transducer assembly is replaced or the turbine stud is adjusted or replaced a Holdthe turbine hub with the turbine on the transducer b Spin the turbine by blowing on it Tighten the turbine stud until the turbine stalls d Loosen the turbine stud 1 3 of a turn The turbine should spin freely 5 Reassemble the flow meter 6 use a low pressure 5 psi 34 5 kPa burst of air to verify that the t
32. e vehicle s speed by pressing the SPEED button 34 SCS 440 Serial Interface Installation amp Service Manual Console Programming and Calibration Volume Min Rate Fault The low limit value is the minimum volume per minute allowed before the valve stops closing an alarm sounds and the SCS 440 console displays the message LOW LIMIT The low limit value should be determine will all booms turned on since this value is directly proportional to the percentage of booms that are turned on For example if the low limit entered is 4 and half of the total boom length is shut off the console automatically reduces the low limit value to 2 To set the low limit value Press the VOL MIN button until the console displays the message SET LOW LIMIT 0 Press ENTER Enter the desired low limit flow rate Press ENTER No Note The alarm may be turned off through the DATA MENU Volume Area Rate Alarm The SCS 440 console alarm will sound if the actual application rate is 30 or more away from the target application rate for more than 30 seconds The alarm may be turned off thru the DATA MENU Low Tank Fault The SCS 440 console alarm will sound if the volume in the tank drops below the value entered into the console The alarm will intermittently beep every 15 seconds and the display will flash LOW LEVEL To set the low tank alarm value Press the VOL TANK button until the console displays the message SET LOW LEVEL 0
33. ed to a different number SCS 440 Serial Interface Installation amp Service Manual Console Programming and Calibration Menu Option Function Used to set the maximum desired RPM or hydraulic output of the Pulse Width Modulated PWM control valve In DATA MENU use the arrow keys to advance to HIGH PWM OFFSET 253 Move the product switch to MAN and the boom switches and master switch HIGH PWM OFFSET to ON aoe 3 Hold the INC DEC switch to increase the RPMs If the motor exceeds the desired RPMs decrease the number by 10 and push INC again 4 Decrease the 253 value displayed until the motor runs at the desired RPM 5 Enter a number of 10 or greater 6 Press the arrow up key to advance to LOW PWM OFFSET 1 Used to set the minimum desired RPM or hydraulic output of the control valve Used to set the zero point or shut off point of the PWM control valve 1 In the DATA MENU use the arrow keys to advance to LOW PWM OFFSET 1 2 Move the product switch to MAN and the boom switches and master switch to ON Hold the INC DEC switch to decrease the RPMs until the motor stops Increase the value displayed until the motor runs at the desired RPMs Enter a number of 10 or fewer N LOW PWM OFFSET 1 m Hold the INC DEC switch to decrease If the motor does not stop lower the offset number by 10 and push DEC again 7 Press the arrow up key to advance to LOW PWM OFFSET 1 PWM FREQUENCY
34. enable the valve delay and valve advance features The first digit is the control valve delay value The control valve delay feature sets the delay in seconds between when the booms are turned ON and when the console begins to control the flow rate Enter a value from 1 to 9 to set the delay between 1 and 9 seconds respectively Enter a value of 0 to disable this feature The valve delay feature is active if the time between turning the booms off and back on is less than 30 seconds The third digit is the valve advance value This feature allows the operator to set the time in seconds which the control valve will open after all boom sections are toggled off Enter a value from 1 to 9 to set an advance time between 1 and 9 seconds respectively The valve will then be more optimally positioned to pressurize the system when boom sections are turned back on Enter a value of 0 to disable the valve advance feature For best results approach the headlands at consistent speeds while turning all boom sections off The second and fourth values do not adjust the valve delay or advance feature and should be entered as zeroes For Example A starting value of 1020 is recommended to build up pressure during low rate applications in automatic control mode with the master switch on To disable the valve delay feature while utilizing the valve advance enter a value of 0020 The CONTROL VALVE DELAY value must be entered as a four digit number to ensure the
35. eplace the defective cable and repeat the ground signal short test If the DISTANCE increases replace the speed sensor 4 Perform voltage checks as illustrated in the figure above Important Re enter the original SPEED CAL figure after testing is complete 46 SCS 440 Serial Interface Installation amp Service Manual Preventative Maintenance and Troubleshooting Troubleshooting Console Issues Issue Corrective Action Check the fuse on the back of the console Check the battery connections Check the operation of the Power ON OFF switch Return the console to the dealer to have the processor board assembly replaced The console is on but there are lights lit up on the console BON All of the lights on the console are lit up at Return the console to the dealer this issue is not repairable in the field the same time A digit cannot be entered via the buttons Return the console to the dealer this issue is not repairable in the field on the console The indicator light on a key will not Return the console to the dealer this issue is not repairable in the field illuminate The console display message flashes CAL whenever the vehicle s engine is Check the battery voltage and connections started The console display message flashes CAL whenever the Master switch is Check the battery voltage and connections turned on or off The console displa
36. he system psi kPa will be displayed when the SPEED or VOL MIN button is pressed Manual No 016 0159 822 17 Chapter 4 Control Valve Installation Install the Control Valve FIGURE 9 Control Valve Installation Diagram gt KUSE PRESSURE RELIEF VALVE X COL REUS IEEE NK CAEN IF POSITIVE DISPLACEMENT TYPE PUMP IS USED NOT REQUIRED WITH CENTRIFUGAL PUMP BOOM X PRESSURE VES VAL REUEF VALVE BOOM 1 VALVE GAUGE d 1 BOOM 2 Note This plumbing schematic applies only to applications of 3 GPM 11 lit min or greater For flow less than 3 GPM 11 lit min the motorized control valve is mounted on a bypass line Refer to the Alternate Bypass Line Plumbing System section on page 19 for the alternate bypass line plumbing procedure 440 CONSOLE TANK VALVE PUMP BOOM 3 AAA PRESSURE TRANSDUCER CABLE OPTIONAL 15 0171 152 120 115 0171 153 36 CONSOLE CABLE FLOW CONTROL CABLE 1 Install the control valve on the main hose line between the flow meter and the booms with the motor in the upright position Refer to the diagram above 2 Connect the yellow and green 2 pin connector of the flow control cable to the control valve 18 SCS 440 Serial Interface Installation amp Service Manual Installation Alternate Bypass Line Plumbing System FIGURE 10 Alternate Bypass Line Plumbing System Diagram BY PASS HAND VALVE KU
37. ill appear in the display Enter the new 4 digit code within 15 seconds or enter 0 to disable the Data Lock feature Press ENTER o Aa Entering Data in the Data Lock Mode Press the button of the variable to be edited Press ENTER A message prompting for the data lock code will appear Enter the data lock code If the code is correct E will appear on the display Enter the data to be changed as usual Clear the Data Lock Code The Data Lock feature may be disabled so that a data lock code is not required in one of two ways The code can be changed to 0 as outlined in the Change the Data Lock Code section on page 37 or the console can be reset clearing the data lock code from the system Important All calibration values entered into the SCS 440 console will be lost and must be reprogrammed To reset the console 1 Turn the POWER ON OFF switch to the OFF position 2 Press CE and hold while turning the POWER ON OFF switch to the ON position Manual No 016 0159 822 37 Chapter 5 Decimal Shift Feature Important When entering data for Rate 1 Cal and Rate 2 Cal remember that 2 GPA 20 is entered as 2 0 20 0 when the decimal is unshifted but is entered as 2 00 20 00 when shifted Important When shifting or unshifting the decimal place recheck all calibration values to verify they are correct The Decimal Shift feature is used to increase the system s accuracy at low applicatio
38. in Note Only Krohne Magmeters sold through Raven Industries should be used with Raven controllers No other Krohne Magmeters are supported Manual No 016 0159 822 9 Chapter 2 10 SCS 440 Serial Interface Installation amp Service Manual Introduction Located on the next page is card that may be used to record the machine s calibration values Write the calibration numbers in pencil so that they may be revised if necessary Cut on the dotted line fold and insert the card into the plastic envelope provided for your convenience FIGURE 1 Calibration Card Inserted into Envelope WIDTHS eus 4 INSERT AND ZIP SHUT Manual No 016 0159 822 11 Chapter 3 opp SOS NOO amp 1531 3135 1 IVO 2 Wo WO WO YILIN WO 03395 WOO WOO8 SHLOIM WOO8 0104 NIVOV M3IN3 SSIYd di A ARDEA SA3M H38WNQN 3dOMd M31N3 OL CIMINDIY SAIA SS3Md XILINI SS3Hd A33 IVO JAVA 5349 i VO JAYA MH3IN3 OL 31dWVX3 AMIN3 VIVO IN3NdINDI NO ONIGI3M NO ONIONVHO ___ ONILYVIS 340338 310SNOO 193NNOOSIG 9NINNVM E EI E E SCS 440 Serial Interface Installation amp Service Manual 931049 NO 119 12 Sensor Installation Raven Radar Speed Sensor Note Raven Ind
39. labels contact your local Raven dealer When operating the machine after installing the SCS 440 Serial Interface system observe the following safety measures Be alert and aware of surroundings Do not operate the SCS 440 Serial Interface system while under the influence of alcohol or an illegal substance Remain in the operator s position in the machine at all times when the SCS 440 Serial Interface system is engaged Determine and remain a safe working distance from other individuals The operator is responsible for disabling the SCS 440 Serial Interface system when the safe working distance has been diminished Ensure the SCS 440 Serial Interface is disabled prior to starting any maintenance work on the machine or parts of the SCS 440 Serial Interface system Follow all label instructions for proper chemical mixing handling and container disposal methods DANGER Thoroughly bleed the nurse tank hose and all other system lines prior to disassembling the flow meter fittings and hoses especially in the case of anhydrous ammonia Manual No 016 0159 822 1 Chapter 1 Hydraulic Safety Raven Industries recommends that appropriate protective equipment be worn at all times when working on the hydraulic system Never attempt to open or work on a hydraulic system with the equipment running Care should always be taken when opening a system that has been previously pressurized When disconnecting the hydrauli
40. le to the main female connector on the flow control cable Secure the speed sensor cable and console control cable with zip ties 20 SCS 440 Serial Interface Installation amp Service Manual Installation FIGURE 11 440 Console Cabling Diagram SCS 440 LIQUID CONTROL SYSTEM CONTROL CONSOLE SCS 440 063 0171 183 PRESSURE SENSOR CABLES PRESSURE SENSOR o 6 115 0171 235 CABLE 118 0171 224 9 44 115 0171 296 30 115 0171 176 CONSOLE CABLE 107 115 0171 085 O TO SWITCHED POWER RADAR POWER 12 CABLE 12 115 0159 539 SPEED EXTENSION CABLES 10 115 0171 262 12 115 0159 032 18 115 0171 239 24 115 0159 018 29 115 0171 241 PRESSURE SENSOR 34 115 0171 225 422 0000 059 EXTENSION CABLES 12 115 0159 856 24 115 0159 857 OPTIONAL CONSOLE FLOW AND EXTENSION CABLING AVAILABLE CONSULT A_RAVEN SPEED SENSORS SALES REPRESENTATIVE FOR PART NUMBERS RADAR RADAR ONLY 063 0172 143 RADAR KIT WITH POWER CABLE 117 0159 822 WIDE VARIETY OF WHEEL DRIVE SPEEDOMETER AND RADAR ADAPTER CABLING CONSULT RAVEN FLOW CABLES SALES REPRESENTATIVE FOR PART NUMBERS 6 115 0159 858 12 115 0171 055 FLOW EXTENSION CABLES 6 115 0159 016 12 115 0159 017 24 115 0159 019 36 5 115 0171 544 CONTROL VALVE FLOW METER CAN ALSO BE USED FOR PRESSURE SENSOR EXTENSIONS BOOM VALVE
41. low Meter Installation Diagram KUSE PRESSURE RELIEF VALVE REALE IF POSITIVE DISPLACEMENT TYPE PUMP IS USED NOT REQUIRED WITH A CENTRIFUGAL PUMP BOOM X PRESSURE VALVES REUEF VALVE 440 CONSOLE PRESSURE BOOM 1 GAUGE T on BOOM 3 TANK VALVE PUMP PRESSURE TRANSDUCER CABLE OPTIONAL b 0171 152 120 115 0171 153 38 FLOW CONTROL CABLE CONSOLE CABLE Note All flow through the flow meter must go to the boom sections only Ensure there are no return agitation or sparge lines to the tank or pump after the flow meter 1 Mount the flow meter in the area of the boom valves horizontal to the ground using the supplied bracket Refer to the figure above Allow a minimum of 7 1 2 20 cm of straight hose on the inlet of the flow meter The bent radius of the hose on the outlet of the flow meter should be gradual The flow must be in the direction of the arrow on the flow meter 2 Connect the female 3 pin connector of the flow control cable to the male flow meter connector Install the Pressure Transducer Optional 1 Install the pressure transducer P N 422 0000 090 and pressure transducer cables P N 115 0171 152 or 115 0171 153 and 115 0171 151 2 Verify that the pump is turned off and there is 0 psi kPa of pressure in the lines 3 Press the DATA MENU button 4 Enter 0 as the Cal Pressure value Note When the system is operating t
42. ly removed f Run a speed check on a hard surface road If the speed is accurate with only one set of magnets replace the bad set of magnets If the speed is inaccurate with both sets of magnets replace the speed sensor assembly Important Re enter the original SPEED CAL figure after testing is complete 48 SCS 440 Serial Interface Installation amp Service Manual Preventative Maintenance and Troubleshooting Rate Control Issues Issue Corrective Action 1 Verify that the SPEED is registering correctly If the speed is zero refer to the The SPEED is inaccurate or unstable issue in the Console Issues section for the appropriate troubleshooting steps 2 Verify that the TOTAL VOLUME is registering flow If not refer to the Total volume does not register issue in this section The RATE displays as 0000 d Verify that all values are entered into the console correctly 2 Verify that the SPEED is registering accurately If it is inaccurate refer to the SPEED is inaccurate or unstable issue in the Console Issues section for the appropriate troubleshooting steps 3 In MAN manual operation verify that the RATE display The RATE is inaccurate or unstable GPA holds constant If not refer to the Total volume registers flow inaccurately issue in this section 4 In MAN operation check the low end and high end pressure range If pressure cannot be adjusted manually refer to the
43. n area monitor speed monitor and volume totalizer The operator sets the target volume area to be applied and the SCS 440 automatically maintains the flow A manual override switch allows the operator to manually control the flow for spot spraying The actual volume per area being applied is displayed at all times on the console The performance of the SCS 440 relies on the proper installation and preventative maintenance of the system and the sprayer Review this Installation amp Service Manual thoroughly before operating the system Manual No 016 0159 822 3 Chapter 2 Unit Definitions and Conversions Unit of Measure Definitions Abbreviation Definition Abbreviation Definition GPM Gallons per Minute cm Centimeters lit min Liters per Minute dm Decimeters dl min Deciliters per Minute m Meter PSI Pounds per Square Inch MPH Miles per Hour kPa Kilopascal km Kilometers GPA Gallons per Acre km h Kilometers per Hour lit ha Liters per Hectare US Volume per Acre ml ha Milliliters per Hectare SI Volume per Hectare GPK Gallons per 1 000 Square Feet TU Volume per 1 000 Square Feet mm Millimeters Metric Numbers Unit of Measure Conversions To convert the METER CAL value into the a unit of measure divide the original number printed on the Flow Meter label by the desired conversion unit of measure value Fluid Ounces Conversion Formula Liters Conversion Formula Pounds Conve
44. n rates The following table illustrates how shifting the decimal point can increase the system s accuracy Rate Display Rate Cal Tank Volume Total Area Total Volume Field Area Field Volume Vol Minute Area Hour Rate Low Tank Level Low Vol Min Shift the Decimal Place US Unshifted 000 0 000 0 0000 000 0 0000 000 0 0000 0000 000 0 000 0 0000 0000 1 Press the METER CAL button gt Press the SELF TEST button Enter the flow meter calibration value stamped on the identification tag Unshift the Decimal Place 1 Press the METER CAL button 2 Enter the flow meter calibration value stamped on the identification tag 3 Press ENTER Shift 00 00 00 00 000 0 000 0 000 0 000 0 000 0 000 0 000 0 00 00 000 0 000 0 Metric Unshifted 0000 0000 0000 000 0 0000 000 0 0000 0000 000 0 0000 0000 0000 Shift 000 0 000 0 000 0 000 0 000 0 000 0 000 0 000 0 000 0 000 0 000 0 000 0 Turf Unshifted 00 00 00 00 000 0 0000 000 0 0000 000 0 000 0 0000 00 00 000 0 000 0 Shift 00 00 00 00 000 0 0000 000 0 0000 000 0 000 0 0000 00 00 000 0 000 0 38 SCS 440 Serial Interface Installation amp Service Manual Initial System Setup After all components of the system have been installed and the console has been programmed the SCS 440 is ready to be set up Complete the following steps to set up the SCS 440 system
45. ncrease or decrease the vehicle s speed by 1 MPH 2 km h Note The system should automatically adjust to the target application rate If the system does not perform the adjustment perform the steps in the Alternate Bypass Plumbing Initial System Field Test section on page 41 If the system is still not performing correctly refer to Chapter 6 Preventative Maintenance and Troubleshooting for possible causes and corrective action 5 Atthe endof each row switch the Master ON OFF switch to OFF to shut off the flow This also turns off the area totalizer 6 Verify the area covered and volume used Manual No 016 0159 822 41 Chapter 6 42 SCS 440 Serial Interface Installation amp Service Manual General Preventative Maintenance Preventative maintenance is extremely important to ensure the long life of your machine and the SCS 440 system The following preventative maintenance measures should be taken on a regular basis e Flush the entire system with water after the use of suspension type chemicals Failure to clean the system can result in the crystallization of chemicals causing plugs in the flow meter lines or nozzles Flush and drain the sprayer thoroughly before storing the machine Freezing temperatures may damage the flow meter if the water is not drained e Remove the console from the cable when not in use for extended periods of time e Disconnect the SCS 440 console before jump starting the vehicle
46. ng pressure is 30 psi 210 kPa set the minimum pressure to approximately 15 psi 105 kPa Initial System Field Test Note This procedure applies only to applications of 3 GPM 11 lit min or greater For flow less than 3 GPM 11 lit min refer to the section for the alternate bypass line testing procedure 1 Drive down the field at the target speed with the sprayer booms off to verify the SPEED readout in the console 2 Turn on the sprayer and booms 3 Switch the RATE switch to RATE 1 4 Increase or decrease the vehicle s speed by one MPH 2 km h Note The system should automatically adjust to the target application rate If the system does not perform the adjustment perform the steps in If the system is still not performing correctly refer to for possible causes and corrective action 5 Atthe end of each row switch the Master ON OFF switch to OFF to shut off the flow This also turns off the area totalizer 6 Verify the area covered and the volume used Alternate Bypass Plumbing Initial System Field Test Note This procedure applies only to applications of less than GPM 11 For flow of GPM 11 lit min or greater refer to the Initial System Setup section on page 39 for the main hose line testing procedure 1 Drive down the field at the target speed with the sprayer booms off to verify the SPEED readout in the console 2 Turn on the sprayer and booms 3 Switch the MAN AUTO switch to AUTO 4 I
47. nting 10 full rotations of the wheel Important The mark must stop at the same position with the chalk mark or tape perpendicular to the ground at the bottom of the tire as before it was before the measurement began 4 Measure the distance in inches cm from the ground starting mark to the stopping mark Round off fractions of an inch cm 5 Write down this number as it will be used as the Speed Cal value when programming the console Note Large tires and very low speed applications may require additional magnets to ensure accurate speed readings Any even number of magnets may be used as long as they alternate in color and are equally spaced After calculating the Speed Cal value the number must be adjusted according to the actual number of magnets used For Example Normal Number of Magnets x Calculated Speed Cal Adjusted Speed Cal Actual Number of Magnets x 1200 800 6 SCS 440 Serial Interface Installation amp Service Manual Introduction Calculate the Meter Cal Value No calculation of the Meter Cal value is necessary since the flow meter calibration value is stamped on the tag attached to each flow meter Locate this number and write it down for future reference when programming the console Calculate the Valve Cal Value The Valve Cal figure is used to control the response time of the control valve motor to the change in the vehicle s speed After operating the system this number may be refined The ini
48. o the remaining booms and enter the data for each boom Note i aboomis not being used enter 0 for the boom length 10 Press the SPEED CAL button and enter the appropriate speed cal value for the type of sensor being used Note The SPEED CAL value will have to be calibrated if Raven radar is not being used 11 Press the METER CAL button and enter the meter cal value stamped on the flow meter s identification tag 12 Press the VALVE CAL button and enter the calibration number that corresponds with the control valve being used 13 Press the RATE 1 CAL button and enter the Rate 1 value that was previously calculated 14 Press the RATE 2 CAL button and enter the Rate 2 value that was previously calculated Important The Rate 2 value should not vary by more than 20 from the Rate 1 value or the spray pattern may suffer If a second rate is not being used enter the same value that was entered for the Rate 1 Cal The initial console programming is now complete and the flashing CAL in the console s display should turn off If it does not repeat the procedure starting from step 7 above Refining the Speed Cal Value Raven Radar Only The initial Speed Cal value when using Raven radar is 598 152 However after initial console programming it may be necessary to refine this number to improve the system s performance Complete the following steps to refine the speed cal value Turn the POWER switch ON Turn all boom swi
49. perty of Raven Industries Inc and may only be used as authorized by Raven Industries Inc All rights reserved under copyright laws
50. re press ENTER 0 then ENTER in this DISTANCE menu SPEED Displays the vehicle s speed VOL MIN Displays the volume per minute applied AREA HOUR Calculates the total area covered per hour at the present speed not an average DATA MENU Used for data logging and variable rate commands SELF TEST Displays data after selecting volume rate speed sensor type or valve type Manual No 016 0159 822 27 Chapter 5 Console Programming Data Entry Note must be entered for all booms and for each of the variables If a boom is not in use enter 0 as the value for that boom 1 Press the number key that corresponds with the variable to be changed 3 BOOM CAL e 4 SPEED CAL e 5 METER CAL e 6 VALVE CAL 7 RATE 1 CAL 8 RATE 2 CAL 2 Press ENTER The name of the variable being changed and the letter E will appear in the display 3 Use the number buttons to enter the value 4 Complete the data entry by pressing ENTER Initial Console Programming After all installation steps have been performed and the console power is turned on the message CAL US VOLUME PER ACRE will appear in the console s display This indicates that the console must be calibrated or programmed before it can be operated Console calibration is a one time procedure that once it has been performed does not have to be repeated Turning off the POWER ON OFF switch does not affect the console s memory all d
51. row keys to toggle to POWER DOWN 2 Enter the desired default power down value the number of days before the system clock is reset to 0 00 Manual No 016 0159 822 31 Chapter 5 System Features Data Menu Pressing the DATA MENU button displays the menu options by name and the default setting Use the arrow keys to scroll through the menu options Menu Option PRINT FIELD BEGIN ALARM ON DISPLAY SMOOTHING ON RATE CHANGE ALARM ON GPS FILE REF 1 GPS INACTIVE FIELD REF 0 BAUD RATE 9600 DATA LOG TRIGGER VALUE 0 DATA LOG TRIGGER UNITS FEET DATA LOG OFF PRESS ENTER TO CAL PRESSURE OFF RATE PERCENT 30 Function Sends data through the serial port to the attached printer optional not supplied by Raven to Print Field Begin and Print Field End pages Pressing CE will toggle between the two pages 1 Press ENTER to print the Print Field Begin The display will now show PRINT FIELD END 2 PRESS ENTER to print the Print Field End Turns the audible alarms on and off for the Vol Minute Rate Fault Volume Area Rate Alarm and Low Tank Fault features Pressing CE will toggle between Alarm On and Alarm Off Turns display smoothing on and off Display Smoothing On adjusts the console to display the target rate when the actual rate is within 10 of the target rate Display Smoothing Off displays the actual target rate Pressing CE will toggle between the two settings Turns the rate change al
52. rsion Formula Original METER CAL Number Original METER CAL Number Original METER CAL Number 128 3 785 Weight of One Gallon of Product Liquid Area 105 Gallon 128 fluid ounces e 1 square meter 10 764 square feet 1US Gallon 3 785 liters 1 hectare 2 471 acres 10 000 square meters e 1US Gallon 0 83267 imperial gallons 1 acre 0 405 hectares or 43 560 square feet e 1US Gallon 8 34 pounds water 1square mile 640 acres or 258 9 hectares Length Pressure 1 millimeter mm 0 039 inches e 1psi 6 89 kPa 1 centimeter cm 0 393 inches 1 0 145 psi 1 meter 3 281 feet e 1kilometer km 0 621 miles 1inch 25 4mmor2 54 1 mile 1 609 km 4 SCS 440 Serial Interface Installation amp Service Manual Introduction Calculate the Machines Calibration Values Calculate the Boom Cal Value Broadcast Spraying Calculate the Boom Cal value in inches cm by multiplying the number of tips by the spacing between the tips Be sure to write down these figures for future reference when programming the console FIGURE 1 Boom Sections RRRRRRRR L BOOM 1 L BOOM 2 L BOOM 3 Calculate the Boom Cal value in inches cm by multiplying the number of tips the spacing between the tips Calculate the Adjusted Applied Rate by multiplying the Broadcast Rate by the Band Width in inches cm then divide by the spacing in inches cm Ban
53. s the software revision letter of the console Calibration strings R123L C1 lt switch_byte_1 gt lt switch_byte_2 gt lt boom_1_cal gt boom 2 cal boom 3 cal speed cal CR lt LF gt R123L C2 meter cal CR lt LF gt R123L C3 valve cal rate 1 cal rate 2 cal CR lt LF gt Bit Switch Byte 1 Switch Byte 2 0 boom 1 0 1 boom 2 0 2 boom 3 0 3 0 rate 1 4 0 rate 2 5 0 0 6 0 0 7 1 1 Note If rate 1 and rate 2 are both zero the console is in Manual mode For switch bytes 0 off and 1 on Data Strings R128L D1 total area field area CR lt LF gt R123L 02 total volume field volume CR lt LF gt R123L 03 tank volume distance CR lt LF gt Actual Rate R123L AR actual rate CR lt LF gt Time Date R123L TD lt hr min gt lt month day year gt field reference CR Self Test Feature The self test feature simulates speed so that the system may be tested without moving The self test feature will clear itself when vehicular motion is detected by the speed sensor A speed cal value of 900 230 or greater is recommended when operating in this mode Note To prevent the self test speed from clearing itself out automatically disconnect the speed connector on the back of the console when radar speed sensors are used 1 Press the SELF TEST button 2 Enter the desired simulated speed value 3 Verify th
54. ssembly does not need to pivot with the wheel 4 Loosely mount the switch assembly to the wheel axle with the supplied hardware positioning it so that as the wheel rotates the magnets pass across the center of the switch assembly Clearance between the magnets and the switch assembly must be 1 4 1 6 mm 25 e Make sure the machine s wheels can be turned to the extremes in each direction without the magnets coming in contact with the switch assembly 5 Tighten the mounting hardware to secure the switch assembly 6 Secure the switch assembly cable to the axle with zip ties Phoenix 10 GPS Speed Sensor FIGURE 7 Phoenix 10 Speed Sensor Installed PHOENIX 10 KIT 117 0171 165 PHOENIX 10 RECEIVER RECEIVER CABLE 063 0172 988 115 0171 817 SPEED jt isi RED 18 GA RED 18 G Note The Phoenix 10 is powered by a 9 16 VDC negative ground system 1 Turn off all equipment on the machine to avoid interference with the speed sensor setup 2 Apply power to the speed sensor by connecting the white wire to a clean ground and the red wire to a clean switched power source 16 SCS 440 Serial Interface Installation amp Service Manual Installation Flow Meter Installation Mount the Flow Meter FIGURE 8 F
55. t the boom valve connector with the black signal wire to boom valve 1 2 Connect the boom valve connector with the brown signal wire to boom valve 2 3 Connect the boom valve connector with the blue signal wire to boom valve 3 Manual No 016 0159 822 19 Chapter 4 Console and Cabling Installation Note The SCS 440 control console may be used with remote boom switches Connect the boom sense wires to the switched side of the remote section switches The boom switches on the SCS 440 must toggled to the OFF position and the master switch ON Always connect the power cable as the last step in the installation process and verify that the power leads are connected with the correct polarity Reversing power leads can cause severe damage to the equipment 1 Mount the SCS 440 console to a secure area inside the machine s cab Note SCS 440 console should be mounted in the machine s cab so that the machine operator has easy access to it 2 Connect the female end of the console control cable into the back of the console 3 If using the Raven radar speed sensor e Connect the red wire on the radar power cable to the orange cable wire on the console control cable e Connect the white wire on the radar power cable to the white wire on the console control cable Turn the POWER ON OFF switch on the boom switch to OFF Connect the speed sensor cable to the back of the console Connect the male end of the console cab
56. tches OFF Press the DISTANCE button on the SCS 440 console Enter 0 as the value Drive 1 mile 1 km gt S Note Do not use the vehicle s odometer to determine the distance Use highway markers or section lines to measure the distance traveled To achieve the most accurate calibration accelerate and decelerate slowly using typical application speeds 6 Press the DISTANCE button The value should be approximately 5280 1000 If the value is between 5260 5300 990 1010 the speed cal value for the machine is 598 152 If the value is any other value use the following formula to recalculate the speed cal value Old SPEED CAL X 5280 Adjusted Speed Cal DISTANCE VALUE For Example Assume that the DISTANCE value is actually displayed as 5000 980 598 X 5280 631 48 English 5000 152 x 1000 155 metric 980 Important The new Speed Cal value must be rounded to the nearest whole number Manual No 016 0159 822 29 Chapter 5 7 Enter the adjusted Speed Cal value 8 Recheck the new Speed Cal value by repeating the steps above Refining the Speed Cal Value Phoenix 10 Speed Sensors Only The initial Speed Cal value when using the Phoenix 10 speed sensor is 785 200 However after initial console programming it may be necessary to refine this number to improve the system s performance Complete the following steps to refine the speed cal value Verify the SCS 440 console is
57. tial recommended control valve values are e C SD standard valve 2123 e C FC fast close valve 743 e fast valve 743 C P PWM valve 43 PWM close valve 43 FIGURE 3 Valve Calibration Definitions C SD Valve C F or C FC Valve C P or C PC Valve DEAD BAND DIGT __ DEAD BAND DIGT ____ DEAD BAND DIGIT BRAKE POINT DIGT 3 BRAKE POINT DIGT 34 BRAKE POINT DIGIT VALVE SPEED DIGIT VALVE SPEED DIGIT VALVE SPEED DIGIT VALVE BACKLASH DIGIT VALVE BACKLASH DIGIT VALVE BACKLASH DIGIT VALVE CAL 2723 VALVE CAL 0143 VALVE CAL 0043 Digit Description Range Range Definition Controls the time of the first correction pulse 1 Short Pulse Valve Backlash after a change in correction direction is 1 9 9 Long Pulse detected INC to DEC or DEC to INC Controls the response time of the control valve Refer to Refer to specific motor Caution Running the control valve specific valve valve too fast will cause the system to oscillate C SD Valve 1 9 be Slow Valve Speed 9 Fast C F and C FC Valve 0 9 Garasi 9 Slow and Valve 0 9 da Sow 9 Fast Sets the percentage away from target rate at 0 5 Brake Point which the control valve motor begins turning at 0 9 1 10 a lower rate 9 90 Allowable difference between the target and 1249 Dead
58. trol Valve 18 Flow Meter 17 Installing the Pressure Transducer 17 Mounting the Flow Meter 17 Sensors 13 Phoenix 10 GPS Speed Sensor 16 Raven Radar Speed Sensor 13 Wheel Drive Speed Sensors 14 Introduction Calculate the Machine s Calibration Values 5 Calculating Machine Calibration Values Boom Cal Value 5 Meter Cal 7 Rate 1 and Rate 2 8 Speed Cal Value 5 Raven Radar 5 Wheel Drive Speed Sensors 6 Valve Cal 7 Verifying Flow Rate Limits 9 Unit Definitions and Conversions 4 Unit of Measure Conversions 4 Unit of Measure Definitions 4 Index Preventative Maintenance and Troubleshooting 43 Flow Meter Maintenance 43 Flow Meter Preventative Maintenance and Adjustment 43 Recalibrating the Flow Meter 45 Testing Flow Meter Cables 44 General Preventative Maintenance 43 Speed Sensor Cables 46 Troubleshooting 47 Console Issues 47 Rate Control Issues 49 Manual No 016 0159 822 53 Index 54 SCS 440 Installation amp Service Manual RAVEN INDUSTRIES Limited Warranty What Does this Warranty Cover This warranty covers all defects in workmanship or materials in your Raven Applied Technology Division product under normal use maintenance and service How Long is the Coverage Period Raven Applied Technology Division products are covered by this warranty for 12 months after the date of purchase This warranty coverage applies only to the original owner and is nontransferable How Can Get Service
59. up _ nene 40 Initial System Field Test salici 41 Alternate Bypass Plumbing Initial System Field Test 41 Chapter 7 Preventative Maintenance and Troubleshooting 43 General Preventative Maintenance 43 Flow Meter Maintenance acacia 43 Testing Flow Meter Cables ciccio 44 Recalibrating the Flow Meter _ i 45 Speed Sens r Cables lia 46 Testing Speed Sensor Extension Cables 46 47 IE 47 Rate Control 49 Chapter 8 Replacement Palls l 51 ii SCS 440 Installation amp Service Manual Important Safety Information NOTICE Read this manual and the operation and safety instructions included with your implement and or controller carefully before installing the SCS 440 Serial Interface system Follow all safety information presented within this manual f you require assistance with any portion of the installation or service of your Raven equipment contact your local Raven dealer for support Follow all safety labels affixed to the system components Be sure to keep safety labels in good condition and replace any missing or damaged labels To obtain replacements for missing or damaged safety
60. urbine spins freely If there is a drag loosen the hex stud on the bottom of the turbine hum 1 16 of a turn until the turbine spins freely 7 Store the flow meter in an area that prevents it from freezing Testing Flow Meter Cables 1 Disconnect the cable from the flow sensor FIGURE 1 Flow Sensor Connector Cable Connection Ground M10 O CLOCK 2 O CLOCK 5 VDC Power Signal 6 O CLOCK Note 5 voltage reading is not present disconnect the speed sensor cable If the flow reading is restored refer to the Testing Speed Sensor Extension Cables section on page 46 to test the speed sensor extension cables Enter a METER CAL value of 1 into the console Press the TOTAL VOLUME button Place the RATE 1 RATE 2 MAN switch in the MAN position Turn the boom switches and boom master switch ON Create a short between the ground and signal sockets by inserting a small jumper wire or paper clip into both sockets simultaneously Each time contact is made the TOTAL VOLUME reading should increase in increments of 1 or more If the TOTAL VOLUME does not increase a Remove the section of cable closest to the console b Repeat the ground signal short test If the TOTAL VOLUME does not increase replace the defective cable and repeat the ground signal short test If the TOTAL VOLUME increases replace the flow sensor 6 Perform voltage checks as illustrated in the figure
61. ustries recommends the installation of a large heavy mounting bracket P N 107 0159 693 on the machine s frame for mounting the radar speed sensor FIGURE 1 Radar Mounting Locations End to End View Side to Side View LEVELING SURFACE D 207 72 7 90 Parra x NI v PARK VEHICLE ON LEVEL GROUND SURFACE DE S cc V d RR M S SHADED AREA MUST BE FREE FROM OBSTRUCTIONS 1 Park the machine on a level surface 2 Select the radar mounting location on the machine considering the following factors The line of sight from the lens to the ground must not be obstructed by structures or tires Obstructions must not come closer to the bottom of the radar than 20 When viewed from side of the machine end to end view the radar lens must be parallel to the ground When viewed from the front of the machine side to side view the radar may be tilted slightly with no more than a 15 tilt to provide more clearance and avoid obstructions 3 Usea level to verify that the selected mounting bracket location is parallel to the ground 4 Bolt the mounting bracket to the machine Manual No 016 0159 822 13 Chapter 4 FIGURE 2 Radar Mounting 1 4 20 UNC X 1 BOLT dra 1 4 FLAT WASHER 1 4 LOCK WASHER 1 4 20 NUT am c LENS 5 Bolt the radar to
62. y message flashes CAL whenever the speed is changed Check battery voltage and connections The TIME function is inaccurate or drifting Return the console to the dealer this issue is not repairable in the field Digits in the display are missing Return the console to the dealer this issue is not repairable in the field segments Manual No 016 0159 822 47 Chapter 7 Issue Corrective Action 1 Check the speed sensor cable connector and the plug on the back of the console for loose pins 2 Clean the pins and sockets on the speed sensor cable connections The SPEED displays as 0 3 If a speed sensor extension cable is used refer to the Testing Speed Sensor Extension Cables section on page 46 4 f no extension cable is used replace the speed sensor switch assembly 1 Check the speed sensor speed check on a hard surface road d If the speed is accurate move the speed sensor to a different wheel and perform a recheck 2 Check the magnets a Remove one red magnet and one black magnet on the wheel b Reposition the remaining red and black magnets directly across from each other Enter a SPEED CAL number in the console twice as The SPEED is inaccurate or unstable large as the correct SPEED CAL number Wheel drive speed sensor d Runaspeed check on a hard surface road e Remove the two magnets and replace them with the other magnets previous

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