micro-trak MT-NH3 II Reference Manual Download

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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™ - Vapor Line Installation ......................................................................................14

MT-NH3

II Console Functions

.........................................................................15

Calibration

...............................................................................................................16

“Special” Calibration

............................................................................................20

Console Operation

................................................................................................22

Console Switches and Buttons ..............................................................................................22

Field Operation ...........................................................................................................................23

Resetting System Counters ....................................................................................................24

Clearing Counters ......................................................................................................................25

Troubleshooting

....................................................................................................26

Messages/Warnings ..................................................................................................................26

General ..........................................................................................................................................27

Checking Individual Components .......................................................................................28

Checking Individual Inputs ....................................................................................................29

MT-NH3

II - NH3 Specific Wiring Di a gram

.................................................30

Appendices

..............................................................................................................31

Appendix A -

Speed Sensor Mounting Installation ................................................32

Appendix B -

Fine Tuning Speed/Distance Calibration Val ue .............................33

Appendix C -

Fine Tuning Flowmeter Calibration ....................................................34

Appendix D -

Flowmeter Assembly (FM-750 N) .......................................................35

Appendix E -

Flowmeter Assembly (FM-1500 N) .....................................................36

Appendix F -

Radar Adapter Cables ..............................................................................37

Appendix G -

Replacement Parts List ...........................................................................38

Summary of Contents for MT-NH3 II

Page 1: ...NH3 SPECIFIC REFERENCE MANUAL MT NH3 TM II NH3 AUTOMATIC RATE CONTROL...

Page 2: ...llowing the procedures described in this manual will ensure proper performance and help avoid problems or questions once you are in the field This manual is written for the MT NH3TM II for NH3 applica...

Page 3: ...regardless of form arising out of the transactions under this agreement may be brought by the Buyer more than one 1 year after the cause of action has occurred Seller agrees to extend the term of the...

Page 4: ...20 Console Operation 22 Console Switches and Buttons 22 Field Operation 23 Resetting System Counters 24 Clearing Counters 25 Troubleshooting 26 Messages Warnings 26 General 27 Checking Individual Comp...

Page 5: ...asic Overview of Typical Installation GPS Speed Sensor Other options available Battery NH3 Nurse Tank Liquifier Series Heat Exchanger Main Harness Hitch Connection MT NH3 II Console Rear Speed Connect...

Page 6: ...6 MT NH3 II System Layout...

Page 7: ...ts P Ns 17858 13181 Reference Manual P N 14955 Power Switch Harness P N 18767 NH3 SPECIFIC REFERENCE MANUAL MT NH3 TM II NH3 AUTOMATIC RATE CONTROL Run Hold Switch Kit P N 21963 Power Switch Kit P N 2...

Page 8: ...Liquifier Kit P N 01817 Liquifier MAX Kit P N 01818 Liquifier Ultra Low Rate Kit P N 01815 2800 lbs NH3 hr 11 GPM 100 PSI 6000 lbs NH3 hr 23 GPM 100 PSI 12000 lbs NH3 hr 40 GPM 100 PSI 21000lbs NH3 h...

Page 9: ...holes for hex screws Both fastener types are included Select a mounting location which seems most workable and best fits your needs It should be convenient to reach and highly visible to the operator...

Page 10: ...t conserves battery power and will not discharge the vehicle s battery when equipment is not in use WARNING Follow accepted safety precautions when working on electrical systems Always disconnect batt...

Page 11: ...spaced around the wheel or drive shaft The magnets must be at least 1 apart See Illustration 6 NOTE Magnets may be attached mechanically or adhered with epoxy or other high quality adhesive When using...

Page 12: ...onverts GPS signals to a pulsed speed signal providing an accurate speed input in all field conditions Vansco Radar Speed Sensor The Vansco radar speed sensor uses a microwave radar signal to deliver...

Page 13: ...ff valves installed in the plumbing between the Liquifier kit shut off valve and the knives Install the plumbing panel on the tool bar frame using the carriage bolts and flange lock nuts through the t...

Page 14: ...se to avoid kinking at hinge points Now install a 3 4 x 3 4 x 3 4 tee fitting approximately halfway along this hose center of the tool bar between the other two tee fittings Using an appropriate lengt...

Page 15: ...f pounds kg of actual N applied per acre hectare ADJUST RATE Used in calibration mode to enter an amount of change for on the go adjustment to the target rate of lbs acre kg hec N AREA 1 2 3 Keeps a r...

Page 16: ...alter any previously entered calibration values After switch ing measurement modes confirm that all calibration values are correct IN ALL CALIBRATION OPERATIONS To enter or change any of the system s...

Page 17: ...e adjust ments when operating in AUTO For example if a value 5 0 is entered you will be able to increase and decrease your appli cation rate in five pound kg increments during operation in AUTO To dis...

Page 18: ...l 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 eled on the ground for one complete revolution Fo...

Page 19: ...hectare WIDTH CAL Area Application Rate 420 inches 10 00 meters SPEED CAL Distance Measurement 1 750 inches 4 44 centimeters Radars English Cal in Metric Cal in Hz MPH Vansco 150 38 58 90 Raven 148 38...

Page 20: ...e special cal parameters and shows the factory settings More detailed descriptions follow the table Parameter Description Factory Setting Units System of units EnG English mEt Metric TurF Turf EnG Eng...

Page 21: ...le if using a ball valve that takes several seconds to open or close in manual mode and the system responds sluggishly use the button to adjust the valve response number to 1 2 or 3 The range of adjus...

Page 22: ...con and the RED warning light will turn OFF AND BUTTONS These buttons are used to adjust calibration values when calibrating the system During normal operation when automatic AUTO control mode is acti...

Page 23: ...acre hectare provides application rate of actual nitrogen Total area in acres hectares 3 sets of counters Feet meters travelled since last reset Acres hectares being covered per hour Vehicle speed in...

Page 24: ...for NH3 application are 2 to 4 but vary by installation B Verify adequate manifold pressure Manifold pressure is very important for smooth control and even distribution of NH3 Use barbed fittings with...

Page 25: ...r both the 3 AREA counter and the 3 VOLUME counter whether the rotary switch is in the AREA or the VOLUME position If the button is released before 2 seconds have elapsed the counters will not be clea...

Page 26: ...elines Rotary switch in any position FILL will flash if tank level is equal to or less than tank set point Fill tank and reset TANK counter by setting the rotary switch at the TANK position and pressi...

Page 27: ...urce Also check for damaged power cable or reversed terminals Check for 12v between pins A and C of the 3 pin connector coming out of the top of the master switch box The switch should be in the cente...

Page 28: ...itch This means that the north pole of a mag net will open the Hall effect and the south pole of a magnet will close the Hall effect Ground pin C black and connect clean 12 volts to pin B white of the...

Page 29: ...VALVE CONTROL SIGNAL To test the servo valve control signal turn the rotary switch to NH3 per minute and place the Run Hold Switch in Hold position then using a voltmeter or simple test light check fr...

Page 30: ...30 MT NH3TM II NH3 Specific Wiring Di a gram CONNECTS TO CONTROL SERVO SPEED NH3 SHUTOFF VALVE FLOW CONNECTS TO MT NH3 CONSOLE...

Page 31: ...31 Appendices...

Page 32: ...to a part of the wheel assembly that does not change position to the hub when the wheels are turned If the L bracket provided cannot be bent and mounted to properly position the sensor make a bracket...

Page 33: ...r switch in the Console On Valve Off position when the marker on the vehicle passes the ending flag to stop the distance counting function Stop the vehicle in a level and safe area and continue with t...

Page 34: ...he more accurate the calibration will be Obtain an accurate scaled weight of the partially used nurse tank The difference between the starting and ending weight is your calibration weight 4 Put Run Ho...

Page 35: ...pendix D Flowmeter Assembly FM 750 N WARNING TO PREVENT SERIOUS INJURY DO THE FOLLOWING 1 ALWAYS WEAR gloves goggles and other necessary equipment when handling NH3 apparatus 2 DO NOT cross thread Use...

Page 36: ...lowmeter P N 14348 TO DISASSEMBLE THE FLOWMETER Remove retainer clip from one end and slide out internals See Illustration 19 Be careful not to bend turbine shaft Clean and inspect parts After assembl...

Page 37: ...annonConnector DICKEY johnRadarAmpConnector In CabJohnDeereMetri PackConnector 8000 9000Series In CabJohnDeere30Series7 pinAmp RavenRadarConxallConnector Magnavox PhillipsRadarPackardConnector DICKEY...

Page 38: ...4955 MT NH3 II Installation Operators Manual 14956 MT NH3 II Console 17392 Hall effect Speed Flow Sensor Cable 1 18767 MT NH3 II Power Master Switch Adapter Cable 21779 Console Power Switch Assembly 2...

Page 39: ...ems Inc P N 14955 053017 111 East LeRay Avenue P O Box 99 Eagle Lake MN 56024 0099 Toll Free 800 328 9613 Phone 507 257 3600 Fax 507 257 3001 www micro trak com trakmail micro trak com 2015 Micro Trak...

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