Page 1 The Sprayer Operator’s Manual NAVIGATOR 3000/3500/4000/6000 Instruction book 67021703 - Version 3.00 US - 11.2020...
Page 3 67021703 - Version 3.00 US - 11.2020 HARDI® reserves the right to make changes in design, material, or specification without notice thereof. HARDI® and other product names are registered trademarks of HARDI® Inc. in the U.S. and in other countries.
Page 5: Table Of Contents
Table of Contents Table of Contents 1 - Welcome Welcome letter ............................7 2 - Safety notes Operator safety .............................9 Symbols ............................................9 General info ..........................................9 Label explanation ....................................... 10 Local poison information center ......................12 3 - Description General Info ............................13 View .............................................
Page 6 Filling of Clean Water Tank .................................... 62 Adjustment of EVC operating unit ................................63 Safety Precautions - Crop Protection Chemicals ..........................64 Filling Chemicals Through Tank Lid ................................ 64 Operating the TurboFiller ....................................65 Filling liquid chemicals by HARDI® TurboFiller (optional) ......................66...
Page 7 Table of Contents Filling Powder Chemicals by using HARDI® TurboFiller (optional) ..................67 Operating the control unit while spraying (Std) ..........................68 Operating the Control Units While Spraying (DF4) ........................69 Before Returning to Refill the Sprayer ..............................69 Agitation before re-starting spraying ..............................70 TurboFiller Rinsing ......................................
Page 8 Table of Contents Adjustment of 3-way-valve ................................... 94 Safety Valve Activation (Diaphragm pump systems only) ......................94 Re-tighten the frame ......................................95 Wear Bushing Replacement on Boom Lift ............................95 Suspension Rubber Dampers (optional) .............................. 95 Change of bulbs ........................................96 Shield Replacement on Transmission Shaft (P.T.O.) ........................
Page 9: Welcome
Some of the features on your HARDI® sprayer were suggested by growers. There is no substitute for “on farm” experience and we invite your comments and suggestions. If any portion of this instruction book remains unclear after reading it, contact your HARDI®...
Page 10 1 - Welcome...
Page 11: Safety Notes
Read and understand this instruction book before using the equipment. It is equally important that other operators of this equipment read and understand this book. € If any portion of this instruction book remains unclear after reading it, contact your HARDI® dealer for further explanation before using the equipment. €...
Page 12: Label Explanation
2 - Safety notes € Never service or repair the equipment while it is operating. Always replace all safety devices or shields immediately after servicing. € Disconnect electrical power before servicing and depressurize equipment after use and before servicing. € If an arc welder is used on the equipment or anything connected to the equipment, disconnect power leads before welding.
Page 13 2 - Safety notes 97606603 - Pre-Delivery 97610103 - Tank return hose Remove tie straps before Tank return hose must be unfolding boom first time. connected to a low pressure port. 97617903 - Breakaway 97827000 - EasyClean filter See Boom Operator’s manual Open and clean filter monthly.
Page 14: Local Poison Information Center
2 - Safety notes Local poison information center € If you live anywhere in the United States, the following toll free number will connect you to your Local Poison Information Center. PHONE NO. 1 - 800 - 222 - 1222 €...
Page 15: Description
3 - Description General Info View 12 13 14 15 16 17 18 19 20 21 22 1. Tank Tube Riser/Pipe Lid 12. Step to Platform 2. Rinse Tank Level Indicator 13. Pressure Regulation Valve (EVC/Std, EFC/DF4) 3. Main Tank Level Indicator 14.
Page 16: View
Sprayer use The HARDI® sprayer is for the application of crop protection chemicals and liquid fertilizers. The equipment must only be used for this purpose. It is not allowable to use the sprayer for other purposes. If no local law demands that the operator...
Page 17: Frame
3 - Description Frame Very strong and compact steel frame with a strong chemical and weather resistant electrostatic powder coat paint. Fasteners (screws, bolts, nuts, etc.) have been DELTA-MAGNI treated to be resistant to corrosion. Tank The main tank (made of impact-proof, UV and chemical resistant polyethylene) has a purposeful design with no sharp corners for easy cleaning.
Page 18: Liquid System
3 - Description Liquid System Pump Diaphragm pump with easily accessible valves and diaphragms. Model 364 or 464 with 6 diaphragms. Standard = 540 r.p.m. (6 splines). Optional = 1000 r.p.m. (20 or 21 splines). The design of the diaphragm pump is simple, with easily accessible diaphragms and valves that ensure liquid does not contact the vital parts of the pump.
Page 19: Evc Control Unit (Std)
ON/OFF. HARDI-MATIC is a mechanical rate controller that ensures a constant volume of spray solution per acre even at varying speeds within the same gear. Maximum performance is obtained with a P.T.O. shaft speed between 300-600 r.p.m. (540 r.p.m.
Page 20: Dynamicfluid4 Pressure Regulation
3 - Description DynamicFluid4 Pressure Regulation DynamicFluid4 regulation is a continuous process that continues even if the nozzles are closed. Two ceramic discs regulate the pressure and ensures quick reaction and zero leakages. Sprayer speed, P.T.O. rpm and number of sections activated are parameters used, and the benefit is more precise application rates from the second the sprayer begins spraying.
Page 21 3 - Description Regulation Valve Function Diagram Spray job begins Start condition: Controller is turned OFF. Pump is turned OFF. ATTENTION! Auto mode icons shown, but could be Manual or Increment steps icons, depending on driver selection. Pressure SmartValve to Pressure draining/TurboFiller, suction SmartValve to Main tank, have water in Main tank.
Page 22: Diagram - Evc Control Unit (Std), Diaphragm Liquid System With Optional Extras
3 - Description Diagram - EVC Control Unit (Std), Diaphragm Liquid System with optional extras Suction lines Pressure lines Pressure/Chemical line 1. Pump 17. One-Way Valve 2. EasyClean filter 18. Safety Valve 3. Suction SmartValve 19. Riser Pipe 4. Pressure Regulation Valve (Std/EVC) 20.
Page 23: Diagram - Evc Control Unit (Std), Centrifugal Liquid System With Optional Extras
3 - Description Diagram - EVC Control Unit (Std), Centrifugal Liquid System with optional extras 27 16 Suction lines Pressure lines Pressure/Chemical line 1. Pump 15. Agitation Tube 2. EasyClean filter 16. Return Line / Riser Pipe 3. Suction SmartValve 17.
Page 24: Diagram - Efc Control Unit (Df4), 650 Pump Liquid System With Options
3 - Description Diagram - EFC Control Unit (DF4), 650 Pump Liquid System with Options 29 16 Suction lines Pressure lines Pressure/Chemical line 1. Pump 16. Return Line / Riser Pipe 2. EasyClean Filter 17. One-Way Valve 3. Suction SmartValve 18.
Page 25: Diagram - Efc Control Unit (Df4), Diaphragm Liquid System With Options
3 - Description Diagram - EFC Control Unit (DF4), Diaphragm Liquid System with Options Suction lines Pressure lines Pressure/Chemical line 1. Pump 17. One-Way Valve 2. EasyClean Filter 18. Safety Valve 3. Suction SmartValve 19. Riser Pipe 4. Pressure Regulation Valve (DF4/EFC) 20.
Page 26: Filters
3 - Description Filters An EasyClean suction filter is fitted in the working zone. A Cyclone pressure filter is fitted to the sprayer’s right side just in front of the ChemLocker. It has a built-in self-cleaning function. In-line pressure filters can be fitted at each boom section as an option. All filters should always be in use and their function checked regularly.
Page 27: Cyclonefilter
3 - Description CycloneFilter With the CycloneFilter, any impurities in the spray liquid will by-pass the filter and be re-circulated back to the tank via the return flow. Function diagram 1. Filter lid 2. From pump 3. To boom 4. Return to tank 5.
Page 28: Rinse Tank (Optional)
3 - Description Rinse Tank (optional) A rinse tank can be mounted to the rear of the sprayer. The tank is made of impact-proof and chemical resistant polyethylene. The rinse tank level indicator is placed at the platform. Nominal content: approx. 130 gal (500 liters). Clean Water Tank A clean water tank is integrated into the right side cover.
Page 29: Hydraulic Systems
3 - Description Hydraulic Systems PARALIFT™ This hydraulic block manages hydraulic pressure for the PARALIFT™. Open Center Hydraulics The open center hydraulics block is necessary if the tractor uses open center hydraulics and/or load sensing. For adjustment, see “Open center hydraulics”...
Page 30: Boom
3 - Description Boom Boom Operator’s Manual A separate “Boom Operator’s Manual” is supplied with your sprayer and contains detailed information on boom safety, set-up, operation and maintenance. € DANGER! Important information on Safety, Operation and Maintenance specific to your boom configuration is detailed in the “Boom Operator’s Manual”...
Page 31: Equipment
3 - Description Equipment Platform To get access to the platform, lift and swing the step (G) on the drawbar out until it clicks into locked out-position. To retract step, then lift and swing step to retracted locked in-position. The pressure regulation valve (E) and the Agitation valve (F) are situated in front of the platform floor.
Page 32: Right Side Cover
3 - Description Right Side Cover The right side cover is opened by turning the handle in the lower left corner of the cover and lifting the cover up. Electrical components: A. HC5500 box B. DHP Break Out box C. Clean water tank (integrated in the side cover). ÷...
Page 33: Chemlocker
(one at each side) and are positioned to illuminate both boom wings. The work light lamp (B) is also mounted to the railing of the platform above the valves. This lamp is positioned to light the HARDI® TurboFiller and the valve system. The boom and work lights selector switch is placed just below the SafetyLocker (between valve shield and EasyClean filter).
Page 34: Night Spraying Light (Boom Mounted Lights)
The work light lamp (B) is also mounted to the railing of the platform above the valves. This lamp is positioned to light up the HARDI® TurboFiller and the valve system.
Page 35: Hydraulic Motor For Liquid Pump
3 - Description Hydraulic Motor for Liquid Pump ÷ NOTE! This oil motor is an alternative to a transmission shaft (P.T.O.) connected between the tractor and sprayer. This oil motor is mounted in front of the pump, and two hydraulic hoses are connected directly to the tractor outlets.
Page 36 3 - Description...
Page 37: Sprayer Setup
4 - Sprayer setup General info Unloading the sprayer from the truck For the unloading of the sprayer, you need a crane. When unloading with a crane please observe the lifting points as shown on the picture, and make sure that the straps or belts used for lifting are strong enough. ATTENTION! Only lift the sprayer when the tanks are empty! Pulling the sprayer at the tie down hooks For moving the sprayer or loading it to e.g.
Page 38: Jack Up The Sprayer
4 - Sprayer setup Jack up the sprayer When the sprayer needs wheel mounting, wheel changing, or wheel bearing changing etc. then jack up the sprayer under the axle where shown. € DANGER! Be sure to place sprayer on level and firm ground to avoid sprayer falling down from the jack.
Page 39: Transmission Shaft
4 - Sprayer setup Transmission shaft Operator’s safety 1. Always STOP ENGINE before attaching the transmission shaft to tractor P.T.O. - most tractor P.T.O. shafts can be rotated by hand to facilitate spline alignment, when engine is stopped. 2. When attaching the shaft, make sure that the snap lock is FULLY ENGAGED - push and pull shaft until it locks. 3.
Page 40 4 - Sprayer setup Pump with 21 splines/1000 r.p.m. The shaft must always have an overlap (A) of minimum 2/3 of the length. Example: • Shortest distance (A) = 30” • Each shaft should measure 25” (20” overlap). 4. The two parts are shortened equally. Use a saw, and file the profiles afterwards to remove burrs.
Page 41: Mechanical Connections
4 - Sprayer setup Mechanical connections Hitch - adjustment The Navigator is equipped with a clevis hitch. The lower plate is attached with two bolts and may be removed if needed. No other adjustment is possible. Hitch - adjustment (Navigator 6000) The Navigator 6000 is equipped with a category 3 hitch.
Page 42: Hydraulic Systems
4 - Sprayer setup Hydraulic systems General Info Ensure that the quick couplers are clean before connection! ATTENTION! After having operated the boom and the system has been filled with oil, check the tractor’s hydraulic oil level and add oil if necessary. €...
Page 43: Hydraulic Motor For Liquid Pump
4 - Sprayer setup Hydraulic Motor for Liquid Pump Connect the two hydraulic hoses (A, B) to the tractor outlets with the highest priority for oil distribution. From the factory, the hoses are mounted in the ports on the motor to match the standard setting for the direction of the pump rotation.
Page 44: Open Center Hydraulics
4 - Sprayer setup Open center hydraulics The open center hydraulics block is needed if the tractor uses open center hydraulics and/or if load sensing will be used. The valve (1) on the side of the block is factory set for open center hydraulics, but if closed center hydraulics will be used (also in combination with load sensing) then screw in the valve.
Page 45: Electrical Connections
4 - Sprayer setup Electrical Connections Power supply Power requirement is 12V DC. Always note polarity! For proper function of the electric equipment, the wires must have the following recommended cross sectional areas and correct fuses to ensure a sufficient power supply. The supplied power connectors follow the standard of most newer tractors.
Page 46: Installation Of Control Unit Brackets
4 - Sprayer setup Installation of control unit brackets The supplied tractor pillar bracket (A) has a hole spacing of 3.9 in. (100mm) and 4.7 in. (120mm). Check tractor instructions manual for information regarding attachment points. Three tubes (B) are supplied. One, two or all 3 may be used. They can be bent and shortened.
Page 47: Liquid System
4 - Sprayer setup Liquid system CycloneFilter Standard filter size is 80 mesh. Filters of 50 and 100 mesh are available and can be changed by opening the filter top. Check condition of O- rings and lubricate if necessary or replace if damaged before reassembly. €...
Page 48: Transport
4 - Sprayer setup Transport Adjusting boom transport position If the boom wings do not rest accurately in the transport brackets, the wings can be adjusted as described below: 1. Lift the boom all the way to the top. 2. Fold the boom into transport position. With the fold cylinder pressurized, determine if the boom wings need to be adjusted inwards or outwards.
Page 49: Track Width, Axles And Wheels
Track width, axles and wheels Altering the track width (optional combo axle) The track width of the adjustable combo axle on the Navigator 3000/ 3500/4000 can be infinitely adjusted from 60” to 120”. No adjustment is necessary on the fixed 60” or fixed 120” axle.
Page 50: Dual Tire Setup (Optional)
4 - Sprayer setup Dual tire setup (optional) Two different dual tire kits are available for the Navigator: 22” row spacing (88”/132”) 30” row spacing (60”/120”) 1. Attach the sprayer to tractor and engage tractor parking brake. 2. Place stop wedges in front of, and behind RH wheel. Jack up LH wheel, support and secure sprayer body.
Page 51: Boom
4 - Sprayer setup Boom Suspension effect adjustment (80’-100’ SPC only) The SPC boom features adjustable suspension for 80’-100’ booms. The spring (A) has two assembly positions as shown on the illustration below. Position (1) can be used for 80’-90’ booms and position (2) can be used for 100’...
Page 52 4 - Sprayer setup...
Page 53: Operation
5 - Operation Boom Safety info The boom must not be folded/unfolded while driving! Never use the folding/unfolding functions before sprayer has been stopped! Failure to do so will cause damage to the boom. € DANGER! Before unfolding the boom it is important to connect the sprayer to the tractor to prevent overbalancing of the sprayer.
Page 54: Maneuvering Of The Spb, 80'-100' Spc Booms - (Isobus / Hc 8600 / Hc9600)
5 - Operation Maneuvering of the SPB, 80’-100’ SPC booms - (ISOBUS / HC 8600 / HC9600) To unfold the boom, do the following: 1. Press switch (H) to raise the boom clear of the transport brackets. 2. Press switches (B) and (D) to lower individual tilt rams. 3.
Page 55: Maneuvering Of The Spb And Spc Booms - Hz-Versions
5 - Operation Maneuvering of the SPB and SPC booms - HZ-versions The switches on the hydraulic control box control the following functions: 1. Power ON/OFF 2. Boom tilt left 3. Boom lift raise/lower 4. Boom tilt right 5. Boom folding (left side) 6.
Page 56: Maneuvering Of The 90'/60' Spc Dual Fold Boom - Hz
5 - Operation Maneuvering of the 90’/60’ SPC Dual Fold boom - HZ The switches on the hydraulic control box control the following functions: 1. Power ON/OFF 2. Boom tilt left 3. Boom lift raise/lower 4. Boom tilt right 5. Boom folding (left) 6.
Page 57: Single-Sided Folding Of The 90'/60' Spc Dual Fold Boom
5 - Operation Single-sided folding of the 90’/60’ SPC Dual Fold boom It is possible to spray with only one side of the boom unfolded. If this is desired, start with the boom completely unfolded in either the 90’ or 60’ spraying position.
Page 58: Maneuvering Of The 120'/90' Spc Dual Fold Boom - Hz
5 - Operation Maneuvering of the 120’/90’ SPC Dual Fold boom - HZ The switches on the hydraulic control box control the following functions: 1. Power ON/OFF 2. Boom tilt left 3. Boom lift raise/lower 4. Boom tilt right 5. Boom folding (main) 6.
Page 59: Maneuvering Of The 80'-132' Dtz Booms - (Isobus / Hc 8600 / Hc9600)
WARNING! Only operate the folding functions when the sprayer is stationary! Failure to do so may damage the boom. The center lock automatically opens at speeds exceeding 0.9 mph (1.5 km/h)! ATTENTION! If a folding sequence is not completed, a warning message on the HARDI® display will ask you to complete this sequence before starting the next sequence.
Page 60: Boom Tilt Function
(one at each side) and are positioned to illuminate both boom wings. The work light lamp (B) is also mounted to the railing of the platform above the valves. This lamp is positioned to light the HARDI® TurboFiller and the valve system.
Page 61: Night Spraying Light (Boom Mounted Lights)
The work light lamp (B) is also mounted to the railing of the platform above the valves. This lamp is positioned to light up the HARDI® TurboFiller and the valve system.
Page 62: Liquid System
ATTENTION! Legislation and requirements vary. Always follow local legislation in force at any time. ATTENTION! It is the responsibility of the sprayer owner/operator to comply with all relevant legislation. HARDI® cannot undertake any responsibilities for incorrect operation and use.
Page 63: Filling Of Main Tank Using Quick Fill
5 - Operation Filling of main tank using Quick fill The Quick Filling Device is operated as follows: 1. Turn Suction SmartValve to unused function (closed). 2. Remove cap from Quick Fill valve and connect filling hose from water supply. 3.
Page 64: Filling Of Clean Water Tank
5 - Operation Filling of Clean Water Tank To fill the clean water tank: 1. Remove the tank lid. 2. Fill with clean water. 3. Replace the tank lid. For use of water: • Turn the ball valve lever to open. The ball valve is located on the valve cover below the EasyClean filter on the sprayer’s left side.
Page 65: Adjustment Of Evc Operating Unit
5 - Operation Adjustment of EVC operating unit Before spraying, the EVC operating unit is adjusted using clean water (without chemicals). 1. Choose the correct nozzle for the spray job by turning the TRIPLET nozzle bodies. Make sure that all nozzles are the same type and capacity.
Page 66: Safety Precautions - Crop Protection Chemicals
5 - Operation Safety Precautions - Crop Protection Chemicals ± WARNING! Always be careful when working with crop protection chemicals! ± WARNING! Always wear proper protective clothing before handling chemicals! Personal protection Depending on chemical type, protective gear/equipment should be worn to avoid contact with the chemicals, such as: •...
Page 67: Operating The Turbofiller
5 - Operation Operating the TurboFiller The TurboFiller is where you add the chemicals to be mixed with water in the main tank. Capacity: approximately 9 gallons (35 liters). Before use • Pull the locking lever (A) down to unlock the position of the TurboFiller.
Page 68: Filling Liquid Chemicals By Hardi® Turbofiller (Optional)
• Raise the TurboFiller to the storage position and let go of the locking lever to lock the position. Filling liquid chemicals by HARDI® TurboFiller (optional) 1. Fill the main tank at least 1/3 with water (unless otherwise stated on the chemical container label).
Page 69: Filling Powder Chemicals By Using Hardi® Turbofiller (Optional)
ATTENTION! If foaming is a problem, turn down the agitation. Filling Powder Chemicals by using HARDI® TurboFiller (optional) 1. Fill the main tank at least 1/2 with water (unless otherwise stated on the chemical container label). See section “Filling of water”.
Page 70: Operating The Control Unit While Spraying (Std)
5 - Operation 7. Flush the TurboFiller with clean water from the Rinse tank by turning suction SmartValve towards “Suction from Rinse tank”. The TurboFiller suction valve must be open for at least 20 seconds after the rinse water is no longer visible in the hopper in order to empty the transfer hoses completely into the main tank.
Page 71: Operating The Control Units While Spraying (Df4)
5 - Operation Operating the Control Units While Spraying (DF4) The control units in the tractor control the following functions in the field: 1. Power ON/OFF status LED. The light must be ON. 2. Automatic spray pressure regulation. The regulation valve controls the main spray pressure. This is the default selection when the controller is powered ON, and it should remain here during normal spraying.
Page 72: Agitation Before Re-Starting Spraying
5 - Operation Agitation before re-starting spraying If a spraying job has been interrupted for a while, severe sedimentation can occur depending on chemicals being used. When re-starting spray job it might be necessary to agitate sedimented material first. 1. Turn the handle at the suction SmartValve towards “Suction from Main tank”.
Page 73: Parking The Sprayer
5 - Operation Parking the Sprayer To avoid spot contamination, the sprayer must always be parked at either the filling/washing location or under a roof to avoid rainfall washing chemical residues from the sprayer’s surfaces. • Parking at the washing/filling location will retain residues. •...
Page 74: Cleaning
ATTENTION! Always read the individual paragraphs. Read instructions for service/maintenance jobs carefully before starting on the job. If any portion remains unclear, or if it requires facilities which are not available, then please leave the job to your HARDI® dealer’s workshop for safety reasons. ATTENTION! Clean sprayers are safe sprayers.
Page 75: Standard Cleaning
5 - Operation Standard Cleaning ATTENTION! For cleaning between spray jobs where crops are not very sensitive towards chemicals just sprayed. 1. Engage pump with tractor in idle, so that pump speed is as low as possible (250/550 r.p.m., depending on pump type). 2.
Page 76: Cleaning The Tank And Liquid System
5 - Operation Cleaning the Tank and Liquid System ATTENTION! Thorough cleaning of the sprayer is to be carried out when shifting to crops which are very sensitive to chemicals just sprayed, or prior to storage for a longer period of time. ÷...
Page 77: Use Of Rinse Tank And Rinsing Nozzles
5 - Operation Use of Rinse Tank and Rinsing Nozzles The integrated rinse tank can be used for two different purposes: A. In-field diluting before cleaning. B. Flushing when main tank is not empty. ATTENTION! If a cleaning procedure is given on the chemical label, follow it closely. A.
Page 78: Technical Residue
5 - Operation B. Flushing when main tank is not empty Flushing the pump, operating unit, spray lines, etc. in case of interruption in spraying before main tank is empty (e.g. because of rain, etc.). Cleaning of the liquid system: 1.
Page 79: Full Internal Cleaning (Soak Wash)
HARDI® cannot be held responsible for any damages or incidents related to insufficient cleaning. ATTENTION! The rinsing nozzles cannot always guarantee a 100% cleaning of the tank. Always clean manually with a...
Page 80: Outside Cleaning - Use Of External Cleaning Device (Optional)
5 - Operation Outside Cleaning - Use of External Cleaning Device (optional) Use the External Cleaning Device to wash everything on the outside of the sprayer. This prevents contamination of the storage sight and helps the sprayer last longer. When the External Cleaning Device is going to be used, swing out the hose reel on the sprayer’s right side. Cleaning gun is located in the holder at the frame.
Page 81: Quick Reference - Cleaning
5 - Operation Quick reference - Cleaning In the following diagram, handle positions for different options are described. 2 x 1/6 2 x 1/6 *designates an optional function.
Page 82 5 - Operation...
Page 83: Maintenance
6 - Maintenance Lubrication General Info Always store lubricants clean, dry and cool - preferably at a constant temperature - to avoid contamination from dirt and condensed water. Keep oil filling jugs, hoppers and grease guns clean, and clean the lubricating points thoroughly before lubricating.
Page 84: Grease Gun Calibration
6 - Maintenance Grease Gun Calibration Before lubricating the sprayer, you must calibrate your grease gun to ensure that the correct amount of grease is applied to each lubrication point. The correct amount of grease applied will prolong the lifetime of the sprayer. Calibration example 1.
Page 85: Greasing The Pump
6 - Maintenance Greasing the Pump The pump is greased as follows: • Factory greased: 10 oz. (300 grams) grease into each lubrication point (A). • Normal operation: Grease every 50 hours with 1 oz. (30 grams) of grease into each lubrication point (A).
Page 86: Service And Maintenance Intervals
General Info The periodic service and maintenance work in this section may be carried out by the user. Contact your HARDI® dealer if in doubt. If this work is completed correctly, the sprayer will run efficiently and its lifetime will be prolonged.
Page 87: Tightening Hydraulic Hoses
6 - Maintenance Tightening Hydraulic Hoses When tightening hydraulic hoses as a part of periodic service or due to replacement of spare parts, it is important to apply the correct torque. This will prevent accidents and prolong the lifetime of the parts connected with the hoses. If not otherwise stated in this book, please tighten hydraulic hoses using the following torques: Hose Fitting...
Page 88: 10 Hours Service - Easyclean Filter
6 - Maintenance 10 Hours Service - EasyClean Filter This filter has a clogging indicator as mentioned in the “Description” chapter, but even if this indicator does not show clogging, it should be cleaned every 10 hours. Servicing the filter 1.
Page 89: 10 Hours Service - Cyclonefilter
6 - Maintenance 10 Hours Service - CycloneFilter Servicing the filter 1. Turn the pressure SmartValve to an unused function or to tank cleaning nozzles. 2. Unscrew the filter lid (A). 3. Lift lid and filter (B) from the housing. 4.
Page 90: 50 Hours Service - Greasing The Pump
(30 grams) grease into each lubrication point. ATTENTION! In order to avoid excessive wear, it is important to use a recommended lubricant (i.e. HARDI® part no. 28164600). See “Recommended lubricants” on page 81. ATTENTION! The pump MUST be stopped during greasing! 50 Hours Service - Transmission Shaft (P.T.O.)
Page 91: 250 Hours Service - Hoses And Tubes
ATTENTION! The shaft has a vertical and an horizontal cotter pin hole. Use the one first aligned with the notch when loosening the castellated nut. ± WARNING! If you do not feel totally confident changing wheel bearings, contact your HARDI® dealer’s workshop.
Page 92: Occasional Maintenance
Pump valves and diaphragms replacement Diaphragm pump overhaul kit (valves, seals, diaphragms etc.) can be ordered. Detect the pump model - kit can be ordered using correct HARDI® part No.: Model 364: part No. 75585900 Model 464: part No. 75586000 1.
Page 93 After disassembling the pump (diaphragm replacement, etc.), the pump MUST be lubricated with 7 oz. (200 grams) grease into each lubrication point. ATTENTION! In order to avoid excessive wear, it is important to use a recommended lubricant (i.e. HARDI® part no. 28164600). See “Recommended lubricants” on page 81.
Page 94: Speed Transducer For Pump
6 - Maintenance Speed Transducer for Pump The speed transducer, measuring rounds per minute (r.p.m.), is located at the inner side of the P.T.O. shield. This sensor is an inductive type, which requires metallic protrusions to pass by it to trigger a signal. Adjustment 1.
Page 95: Cone Check/Replacement For Pressure Regulation Valve (Evc)
6 - Maintenance Cone check/replacement for pressure regulation valve (EVC) If it becomes difficult to build up sufficient pressure or if pressure fluctuations occur, it may be necessary to replace cone and cylinder. 1. Remove 4 x screws (A) and remove the housing. 2.
Page 96: Drain Valve Seal Replacement
6 - Maintenance Drain valve seal replacement If the main tank drain valve leaks, the seal and seat can be changed the following way. € DANGER! Do not enter the inside of the tank - the parts can be changed from the outside of the tank! ±...
Page 97: Re-Tighten The Frame
6 - Maintenance Re-tighten the frame The frame is two sections bolted together. Also the drawbar is bolted to the frame. These bolts need to be tightened correctly. Regularly check if bolts are tightened to the specified torques below. Wear Bushing Replacement on Boom Lift The wear bushings are inspected and replaced before they are worn through.
Page 98: Change Of Bulbs
6 - Maintenance Change of bulbs 1. Switch off the light. 2. Loosen the screws on the lamp and remove the cover or lens. 3. Remove the bulb. 4. Fit a new bulb, refit the cover and tighten the screws. ATTENTION! If halogen bulbs are used, never touch the bulb with the fingers.
Page 99: Safety Valve Activation (Diaphragm Pump Systems Only)
6 - Maintenance Safety valve activation (Diaphragm pump systems only) To make the fluid system work perfectly over time, it is good practice to regularly provoke opening of the safety valve. This avoids clogging and assures proper function of the safety valve. This is done by turning the pressure SmartValve to “Off” (unused position) when pump is running.
Page 100: Off-Season Storage
6 - Maintenance Off-season storage Off-season storage program When the spraying season is over, you should devote some extra time to the sprayer. If chemical residue is left over in the sprayer for longer periods, it can reduce the life of the individual components. To preserve the sprayer intact and to protect the components, carry out following off-season storage program.
Page 101: Fault Finding
7 - Fault finding Operational problems General Info € DANGER! Specialized persons should be involved in fault finding, as this is hazardous work! It might be necessary to have the sprayer operating to complete the fault finding. Operational incidents are often due to the same reasons: •...
Page 102: Liquid System
7 - Fault finding Liquid system FAULT PROBABLE CAUSE CONTROL/REMEDY No spray from boom when turned on. SmartValve/Pressure valve positions are wrong. Set correct valve positions for spraying. ‘ Suction/pressure filters are clogged. Clean suction and pressure filters. No suction from tank. See if suction fitting in main tank sump is free of sedimentation.
Page 103: Pump
7 - Fault finding Pump FAULT PROBABLE CAUSE CONTROL/REMEDY Liquid leaks from the bottom of the pump. Damaged diaphragm. Replace diaphragm. See maintenance section. Grease leaks from the bottom of the pump. Grease used has too low viscosity. Change to recommended grease type. Grease leaks from the shaft grease seals.
Page 104 7 - Fault finding...
Page 105: Technical Specifications
8 - Technical specifications Dimensions General info All measures, values and weights are depending on mounted options and specific adjustments. Overall dimensions Suspended axle: Wheels 12.4x42” 320/90 R46” 380/90 R46” A - Total length 23’ 2” 23’ 2” 23’ 2” B - Total width 11’...
Page 106: Weight
8 - Technical specifications Weight Navigator 3000 with Eagle™ boom Empty tank Full tank* Boom Folded in transport Unfolded Total Folded in transport Unfolded Total Width Weight Weight Axle load Hitch load Axle load Hitch load Axle load Hitch load...
Page 107: Weight (Cont.)
8 - Technical specifications Weight (cont.) Navigator 4000 with Delta Force boom Empty tank Full tank* Boom Folded in transport Unfolded Total Folded in transport Unfolded Total Width Weight Weight Axle load Hitch load Axle load Hitch load Axle load Hitch load Axle load Hitch load...
Page 108: Specifications
8 - Technical specifications Specifications Diaphragm pumps Pump model 364/5.5 1000 51.2 1000 47.6 Pump model 364/10.0 51.2 47.0 Pump model 464/6.5 1000 92.2 1000 78.7 13.8 Pump model 464/12.0 88.2 81.9 13.0 Centrifugal pumps Pump model 150 - ACE 206 hydraulic Output will vary with PSI and usage.
Page 109: Tire Pressure
8 - Technical specifications Tire Pressure Navigator 3000 Navigator 3500 Navigator 4000 Navigator 6000 Tire size (“) Load index 320/90 R46 148 A8 380/90 R46 156 A8 320/90 R50 169 D 320/90 R50 169 D 10** 10** 10** 12** 10**...
Page 110: Materials And Recycling
8 - Technical specifications Materials and recycling Disposal of the Sprayer When the equipment has completed its working life, it must be thoroughly cleaned. The tanks, hoses and synthetic fittings can be incinerated at an authorized disposal plant. The metallic parts can be scrapped. Always follow local legislation regarding disposal.
Page 111: Electrical Connections
8 - Technical specifications Electrical Connections Road traffic lights The wiring is in accordance with ANSI/ASAE S279.11. Position Wire color 1. Ground White 2. Work lamps Black 3. LH flashing & turn indicator Yellow 4. Free 5. RH flashing & turn indicator Green 6.
Page 112: Electrical Schematic For Boom And Work Lights (Dtz Booms)
8 - Technical specifications Electrical Schematic for Boom and Work Lights (DTZ Booms) LEFT RIGHT Input from tractor to activate Sensor for work light Work light Cable to JobCom Boom lights...
Page 113: Electrical Connections For Spray Ii
8 - Technical specifications Electrical connections for SPRAY II 39 or 37 poled plug with cable. 39-pole 37-pole SPRAY II End nozzle L End nozzle R +12V sensor PWM 1TX Optional 5 Reg. feedback Option 1 4-20mA Option 2 Frq S9+/Air angle 0-5V S9-/Fan speed 0-5V not connected...
Page 114: Evc/Efc
8 - Technical specifications EVC/EFC The EVC/EFC operating unit fulfills the EC noise reduction standards. When connecting an optional function, be aware that maximum current for every connector is 2 Amp. Total current for the whole connector box may not exceed 10 Amp. HC 5500/HC 6500 Function Sig.
Page 115: Diagrams
8 - Technical specifications Diagrams Boom Operator’s Manual A separate “Boom Operator’s Manual” is supplied with your sprayer and contains detailed information on boom safety, set-up, operation and maintenance. € DANGER! Important information on Safety, Operation and Maintenance specific to your boom configuration is detailed in the “Boom Operator’s Manual”...
Page 116 8 - Technical specifications...
Page 117: Warranty
HARDI® dealer that such equipment is at the time of delivery to such purchaser, free from defects in material and workmanship and that such equipment will be warranted for a period of one year from the time of delivery to the end user, providing the machine is used and serviced in accordance with the recommendations in the Operator’s Manual and is...
Page 118 14. ANY pump replacement MUST be approved by the HARDI® Service Department. 15. Claims under this policy MUST be filed with the HARDI® Service Department within thirty (30) days of when the work is performed or warranty shall be void unless prior arrangements are made.
Page 119: Index
Index Index Index Overall, 103 Weight, 104, 105 Numerics Drain Valve 10 Hours Service Usage, 76 CycloneFilter, 87 Dual tire setup, 48 EasyClean Filter, 86 DynamicFluid4, 18 In-Line filter, 87 Nozzle filters, 87 EasyClean Filter, 24 Spraying circuit, 87 Electrical Connections, 109 50 Hours Service Equipment, 29 Greasing the pump, 88...
Page 120 Index Occasional Maintenance, 90 Off-Season Storage, 98 P.T.O. Installation, 37 Parking the Sprayer, 71 Personal Protection, 64 Platform, 29 Poison information center, 12 Protective Gear, 64 Pump, 16 Replacement Shield on Transmission Shaft, 96 Transmission Shaft Cross Journals, 96 Wear Bushing on Boom Lift, 95 Rinse Tank, 26 Road traffic lights, 109 Roadworthiness, 14...
Page 122 HARDI North America Inc. ® 1500 West 76th St - Davenport, IA 52806 Ph: (563) 386-1730 Customer Service Email: custserv@hardi-us.com Email: info@hardi-us.com Website: www.hardi-us.com...

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