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Related Manuals for micro-trak MT-NH3 II
Summary of Contents for micro-trak MT-NH3 II
- Page 1 MT-NH3 NH3 AUTOMATIC RATE CONTROL SPECIFIC REFERENCE MANUAL...
- Page 2 Please read the manual carefully and follow the instructions as they apply to your usage. If you do encounter a problem that cannot be corrected by reviewing this manual, consult your dealer or distributor, or con- tact a Micro-Trak technician for assistance. Toll Free in U.S. or Canada: (800) 328-9613 or (507) 257-3600 Fax: 507-257-3001 trakmail@micro-trak.com...
- Page 3 * Some limitations apply. See warranty statement for details. At Micro-Trak Systems, we believe a product that delivers quality and performance at a low cost is what is needed to help today’s operator and the operator of the future compete in the world market.
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Page 4: Table Of Contents
Table of Contents Basic Overview of Typical Installation ..............5 MT-NH3™ II System Layout ...................6 Component Parts and Assembly Hardware ...........7 Installation .........................9 Mounting the Display Console ....................9 Power Connection ........................10 Harness Connections ........................10 Magnetic Speed Sensor Installation ...................11 Speed Sensor Options ......................12 Liquifier Kit Installation ......................13 Liquifier™... -
Page 5: Basic Overview Of Typical Installation
Basic Overview of Typical Installation GPS Speed Sensor MT-NH3 II Console (Other options available) Battery Main Harness Hitch Connection Rear Speed Connection Liqui er™ Series Heat Exchanger Nurse Tank... -
Page 6: Mt-Nh3™ Ii System Layout
MT-NH3™ II System Layout... -
Page 7: Component Parts And Assembly Hardware
Component Parts and Assembly Hardware Before beginning installation, check the carton contents for the following items: MT-NH3 NH3 AUTOMATIC RATE CONTROL SPECIFIC REFERENCE MANUAL MT-NH3 II Console P/N 14956 Reference Manual Power Switch Kit Run/Hold Switch Kit P/N 14955 P/N 21779 P/N 21963 10’... - Page 8 Component Parts and Assembly Hardware (cont.) Liquifier™ Series Heat Exchangers available from Micro-Trak Liquifier™ Ultra Low Rate Kit 2800 lbs. NH3/hr. 11 GPM(@100 PSI) P/N 01815 Liquifier™ Junior Kit 6000 lbs. NH3/hr. 23 GPM(@100 PSI) P/N 01816 Liquifier™ Kit 12000 lbs. NH3/hr.
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Page 9: Installation
Installation Mounting the Display Console Select a mounting location which seems most workable, Suction Cup Mount and best fits your needs. It should be convenient to reach and highly visible to the operator. To install the “U” DO NOT INSTALL IN A POSITION THAT OBSTRUCTS THE Bracket on top of the VIEW OF THE ROAD OR WORK AREA. -
Page 10: Power Connection
Installation (cont.) Power Connection Illustration 3 The MT-NH3 II must be connected to a 12-volt DC electrical system. Power is connected directly to the battery. The II has an ON/OFF switch on the mounting bracket to (Orange) turn the power off when the system is not being used. Locate the power cable (P/N 14315), connect it to the power connection on the Power &... -
Page 11: Magnetic Speed Sensor Installation
See the following tables to find the minimum number of magnets required (always an even number) Please read the following information about magnet The magnets provided by Micro-Trak are marked with a spacing and polarity. punched dashed line on the SOUTH pole side of the magnet. -
Page 12: Speed Sensor Options
SEE APPENDIX F FOR LIST OF ADAPTER CABLES FOR RADAR. testing and certification. Radar Interface Contact a Micro-Trak sales representative for The MT-NH3 II may also be interfaced with most popular details on any of these products, or radar ground speed sensors. -
Page 13: Liquifier Kit Installation
Installation (cont.) Liquifier Kit Installation LIQUIFIER KIT INSTALLATION - See Illustration 8 Remove any existing metering valves. If the old metering valve has a built-in manifold, it is recommended to install a separate new manifold for the Liquifier™ kit. Another option, although not recommended, is to use the existing manifold, making certain the old metering valve is in the maximum open position to allow for minimal restriction of flow through the plumbing. -
Page 14: Liquifier™ - Vapor Line Installation
Installation (cont.) Liquifier™ - Vapor Line Installation FOR ALL NH3 KITS Locate the 1/2” EVA vapor hose supplied with the kit. Starting on one half of the tool bar, connect the 1/2” hose Weld the steel vapor tubes to the back of your liquid to the outside steel vapor tube. -
Page 15: Mt-Nh3
MT-NH3 II Console Functions The MT-NH3 II features a large, easy-to-read liquid crystal display, and lighted panel for night use. AREA (1) (2) (3): Keeps a running count of the total acres TOTAL NH3 (1) (2) (3): Displays total lbs. (kg) of NH3 ap- (hectares) worked. -
Page 16: Calibration
Illustration 11 American English or standard Metric measurement. The MT-NH3 II is shipped from the factory programmed for MT-NH3 II ™ English. Note that the following procedures will also load factory default calibration values. To simply change units without loading defaults, see the "Special Calibration"... - Page 17 Calibration (cont.) TARGET RATE: Enter the value for the desired target appli- Entering Calibration Values cation rate in pounds of actual “N” per acre (kg per hectare). This is the application FLOW CAL: This position is used to calibrate the flowmeter for rate that the control accurate NH3 mea- console will lock onto...
- Page 18 Calibration (cont.) Determining Wheel Circumference For the console to calculate the correct number of acres (hectares), both the circumference of the sensor-equipped Illustration 13 wheel and the implement width must be entered. Determine the circumference of the sensor-mounted wheel to the nearest hundredth of an inch (tenth of a centimeter) with the following method: METHOD Mark tire with a piece of chalk and measure distance trav-...
- Page 19 Calibration (cont.) Drive Shaft Speed Sensor Calibration NOTE: If you have mounted the magnetic speed sensor on Turn the master switch to the CONSOLE ON/VALVE OFF a wheel, skip this step and go on to Fine Tuning Speed/ (center) position. Distance Press and hold the “CAL”...
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Page 20: Special Calibration
To exit Special Calibration, press and hold the CAL button for 2 seconds. The console will store any changes and revert to normal operation. NOTE: you must exit Special Calibration to save changes. Special MT-NH3 II ™ Calibration TOTAL NH3 AREA WIDTH... - Page 21 Then when the nurse display. NOTE: if using tank is changed, the tank counter can an older Micro-Trak be reset to full by simply turning the rotary servo valve, set to 8 volts. switch to the TANK position and pressing the “+”...
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Page 22: Console Operation
Console Operation Console Switches and Buttons MT-NH3 II ™ CONSOLE: The MT-NH3 II control panel features a large, AUTO easy-to-read back-lit liquid crystal display, and back-lit panel for night operation. TOTAL NH3 POWER SWITCH: AREA The switch turns on power to the console. -
Page 23: Field Operation
Console Operation (cont) Console Switches and Buttons MT-NH3 II ™ Lbs. (kg) NH3 (scale tickets are in AUTO NH3 for easy comparison) Total area in acres (hectares) (3 sets of counters) (3 sets of counters) TOTAL NH3 AREA WIDTH FLOW... -
Page 24: Resetting System Counters
Display indicates which counter pair is selected 1. Turn the Run/Hold switch to Hold. 2. Turn the rotary switch to the counter to be reset. MT-NH3 II ™ 3. To reset distance turn the rotary switch to DISTANCE, press and hold the RESET button until the display reads zero. -
Page 25: Clearing Counters
AREA or the VOLUME position. If the “-” button is released before 2 seconds have elapsed, the counters will not be cleared and the “CLEAr” message will be replaced with the previous total. MT-NH3 II ™ TOTAL NH3 AREA... -
Page 26: Troubleshooting
Troubleshooting Messages/Warnings Typically indicates that defaults were entered by powering up with the CAL and “-” buttons held, but calibration mode was not entered and exited. Cycling power will not clear the bad CAL message, it can only cleared by entering and exiting calibration mode. -
Page 27: General
To test the flow sensor, unscrew flow sensor from Keep MT-NH3 II cables away from ignition wires, or install flowmeter. Using a Micro-Trak magnet, pass the magnet a noise suppressor. by the tip of sensor alternating side of the magnet each Reroute all cable away from electric solenoids, air pass. -
Page 28: Checking Individual Components
Troubleshooting (cont.) Checking Individual Components CONSOLE MAGNETIC HALL-EFFECT SPEED AND FLOW SENSORS The best way to field test a console is to con nect it to a Caution: Improper connection or voltage could damage harness on a vehicle with a known working console. the Hall-effect sensor. -
Page 29: Checking Individual Inputs
Troubleshooting (cont.) Checking Individual Inputs CONSOLE INPUTS SERVO VALVE CONTROL SIGNAL If there is no response from any of the following tests, refer To test the servo valve control signal, turn the rotary switch to the main wiring diagram on page 30 to locate the next to NH3 per minute and place the Run/Hold Switch in Hold connector in line to ward the con sole and repeat the test at position, then using a voltmeter or simple test light, check... -
Page 30: Mt-Nh3 Tm Ii - Nh3 Specific Wiring Di A Gram
MT-NH3 II - NH3 Specific Wiring Di a gram... -
Page 31: Appendices
Appendices... -
Page 32: Appendix A - Speed Sensor Mounting Installation
Appendix A Speed Sensor and Bracket Speed Sensor Mounting Installation Implement Wheels ¼” Bolts, Lockwashers 1. Secure magnets mechanically or with epoxy. and Nuts 2. Rigidly mount sensor mounting bracket to the wheel Speed Sensor assembly. Cut or bend “L” bracket as required for proper positioning of sensor. -
Page 33: Appendix B - Fine Tuning Speed/Distance Calibration Val Ue
(door handle, mirror, step, etc.) You should begin driving the MT-NH3 II ™ course well ahead of the starting flag and drive past the ending flag, using the Master switch to start and stop the counting function. -
Page 34: Appendix C - Fine Tuning Flowmeter Calibration
RESET button until the display reads 0.0. Illustration 16 Proceed to the field and perform actual application MT-NH3 II ™ (turn Run/Hold switch to Run) until at least 1,000 pounds of NH3 has been applied. (One nurse tank is preferred). -
Page 35: Appendix D - Flowmeter Assembly (Fm-750 N)
Appendix D Flowmeter Assembly (FM-750 N) WARNING Please Note: The turbines have magnets built into the TO PREVENT SERIOUS INJURY, DO THE FOLLOWING fins. There are no visible magnets on the inside of the 1. ALWAYS WEAR gloves, goggles, and other necessary cavity. -
Page 36: Appendix E - Flowmeter Assembly (Fm-1500 N)
Appendix E Flowmeter Assembly (FM-1500 N) WARNING TO DISASSEMBLE THE FLOWMETER TO PREVENT SERIOUS INJURY, DO THE FOLLOWING Remove retainer clip from one end and slide out internals. See Illustration 19. Be careful not to bend turbine shaft. 1. ALWAYS WEAR gloves, goggles, and other necessary equipment when handling NH3 apparatus. -
Page 37: Appendix F Radar Adapter Cables
Appendix F Radar Adapter Cables Vansco Radar Amp Connector In-Cab Case MX Series Britax Connector P/N 14926 P/N 18319 Signal Ground DICKEY-john Radar Amp Connector P/N 14812 In-Cab John Deere Metri-Pack Connector P/N 14810 8000/9000 Series 1. Ground 1. Ground 2. -
Page 38: Appendix G Replacement Parts List
The following replacement parts are available from your dealer or distributor. Micro-Trak Systems, Inc. • P.O. Box 99, 111 East LeRay Avenue • Eagle Lake, MN 56024-0099 When ordering parts, please list the model number of your console, and the description and part number. - Page 39 T o l l F r e e : ( 8 0 0 ) 3 2 8 - 9 6 1 3 Phone: (507) 257-3600 Fax: (507) 257-3001 www.micro-trak.com trakmail@micro-trak.com ©2015 • Micro-Trak Systems, Inc. • Printed in U.S.A. Copyright © 2017 Micro-Trak Systems, Inc • P/N 14955 • 053017...
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