Toro Multi Pro 1750 Operator's Manual
Turf sprayer, serial no. 400000000 and up
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Also See for Multi Pro 1750:
- Service manual (353 pages) ,
- Installation instructions manual (65 pages) ,
- Operator's manual (32 pages)
Related Manuals for Toro Multi Pro 1750
Summary of Contents for Toro Multi Pro 1750
- Page 1 Form No. 3409-679 Rev D Multi Pro ® 1750 Turf Sprayer Model No. 41188—Serial No. 400000000 and Up *3409-679* D Register at www.Toro.com. Original Instructions (EN)
- Page 2 Whenever you need service, genuine Toro parts, or additional information, contact an Authorized Service This product contains a chemical Dealer or Toro Customer Service and have the model or chemicals known to the State of California to cause cancer, birth defects, and serial numbers of your product ready.
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Page 3: Table Of Contents
Contents Changing the Spark Plugs ........ 44 Fuel System Maintenance ........45 Replacing the Fuel Filter ........45 Safety ............... 4 Servicing the Carbon Canister ......46 General Safety ........... 4 Draining the Fuel Tank ........46 Safe Operating Practices........4 Electrical System Maintenance ...... -
Page 4: Safety
Safety The Multi Pro 1750 Turf Sprayer was designed and tested to offer safe service when operated and maintained properly. Although hazard control and Improper use or maintenance by the operator or owner accident prevention partially are dependent upon the can result in injury. -
Page 5: Chemical Safety
• Operate only in daylight or good artificial light. Before working on a sprayer system, make sure that the system has been triple rinsed and • Never spray with bystanders present. neutralized according to the recommendations of • Never spray while people, especially children or the chemical manufacturer(s) and all of the valves pets are nearby. - Page 6 Note: For each machine covered in this Operator’s so that other people know what you plan to do. Manual, a cab installed by Toro is a ROPS. Obey all traffic rules and regulations. • Do not remove the ROPS from the machine.
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Page 7: Maintenance
• Do not adjust the traction control speed. To ensure WARNING safety and accuracy, have an Authorized Toro Sudden changes in terrain may cause Distributor check the ground speed. abrupt steering wheel movement, possibly •... -
Page 8: Safety And Instructional Decals
Safety and Instructional Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger. Replace any decal that is damaged or missing. decal106-9206 106-9206 decal120-0622 120–0622 1. Wheel torque specifications 1. Warning—read the 3. - Page 9 decal125-4128 125–4128 1. Raise/lower left section 4. Engine—run 2. Raise/lower right section 5. Engine—shut off 3. Engine—start decal125-8113 125–8113 1. Gear selection 5. Automatic (optional) 2. Lock differential lock 6. Manual (optional) 7. Rewind hose reel decal125-4129 3. Unlock differential lock 125–4129 (optional) 4.
- Page 10 decal127-3937 127–3937 1. Warning—do not step. 3. Entanglement hazard, belt—keep away from moving parts; keep all decal127-3935 127–3935 guards and shields in place. 1. Parking brake 3. For information on shutting 2. Warning—keep away from off the engine, read the hot surfaces.
- Page 11 decal127-3942 127–3942 1. Read the Operator’s 6. 7.5 A Manual for information on fuses. 2. 10 A—Ignition 7. 7.5 A 3. 15 A—Sprayer section 8. 2 A—TEC 4. 15 A—Headlights 9. 30 A—Rinse tank 5. 7.5 A decal127-6976 127-6976 1. Decrease 2.
- Page 12 decal130-8293 130-8293 1. Sprayer off 5. Increase speed 2. Sprayer on 6. Decrease speed decal127-6981 127-6981 3. Engine on 7. Agitation on 4. Engine off 8. Agitation off 1. Bypass-return flow 3. Section spray 2. Flow decal127-6982 127-6982 1. Bypass-return flow 2.
- Page 13 decal133-0382 133-0382 1. Read the Operator's Manual for more information about maintenance. decal127-3941 127–3941 1. Warning—do not operate the machine without proper training; 4. Electrical shock hazard, overhead power lines—check the read the Operator’s Manual. area for overhead power lines before operating the machine in the area.
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Page 14: Setup
Setup Place the threaded end of the 90° elbow fitting through the bracket and thread the quick coupler onto it, securing it to the bracket (Figure Note: Determine the left and right sides of the Note: Install the fitting with the open end machine from the normal operating position. -
Page 15: Learning More About Your Product
View the operator training material. Figure 4 Complete the registration card and return it to 1. Section-hinge spring 3. Compressed spring Toro. dimension—3.96 cm (1.56 inches) Store the documentation in a safe place. 2. Jam nut Repeat the procedure for each spring on both section hinges. -
Page 16: Product Overview
Product Overview g033285 Figure 5 1. Roll bar 4. Valve manifolds 7. Section-control cylinder 10. Left section 2. Anti-siphon receptacle 5. Right section 8. Agitation-throttle valve 11. Fuel tank 3. Chemical-tank lid 6. Center section 9. Pressure filter 12. Parking brake... - Page 17 g033286 Figure 6 1. Right section 4. Fresh-water tank 2. Boom-transport cradle 5. Operator’s seat 3. Left section...
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Page 18: Controls
Controls g204239 Figure 7 1. InfoCenter 6. Range selector 11. Hose-reel-rewind button 16. Supervisor (rate-lockout) (optional) switch 2. Foam-marker switch 7. Choke 12. Agitation switch 17. Master section switch (optional) 3. Pressure gauge 8. Headlight switch 13. Spray-pressure switch 18. Boom-section lift switches 4. - Page 19 InfoCenter; refer to the Multi Pro 1750 Turf wear on the transmission and other related parts. Sprayer Software Guide. Hill assist holds the machine...
- Page 20 Master Section Switch CAUTION Turning with the differential lock on can result The master section switch (Figure 7) is located on the side of the console and to the right of the operator. It in loss of machine control. allows you to start or stop the spray operation. Press Do not operate with differential lock on when the switch to enable or disable the spray system.
- Page 21 (Figure For more information, refer to the Multi Pro 1750 Software Guide. Agitation-Throttle Valve The agitation-throttle valve is used to reduce the flow...
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Page 22: Specifications
Contact your Authorized Service Dealer or Distributor. To best protect your investment and maintain optimal performance of your Toro equipment, count on Toro genuine parts. When it comes to reliability, Toro delivers replacement parts designed to the exact engineering specification of our equipment. - Page 23 Checking the Tire Pressure DANGER In certain conditions during fueling, static Check the tire pressure every 8 hours or daily to ensure proper levels. Fill the tires to 138 kPa (20 psi). electricity can be released causing a spark Also, check the tires for wear or damage. which can ignite the fuel vapors.
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Page 24: Performing The Pre-Starting Checks
Operating the Machine Park the machine on a a level surface, engage the parking brake, shut off the engine, and remove the key. Starting the Engine Clean the area around the fuel-tank cap (Figure 12). Sit in the operator's seat, insert the key into the ignition switch, and rotate the key clockwise to the R position. -
Page 25: Breaking In A New Sprayer
Breaking in a New Sprayer Note: Leaving the ignition switch in the O position for long periods of time without running the engine will discharge the battery. Service Interval: After the first 100 hours—To provide proper performance and long Important: Do not attempt to push or tow sprayer life, follow these guidelines the vehicle to get it started. -
Page 26: Preparing To Use The Sprayer
Preparing to Use the Insert the suction filter into the filter housing until the filter is fully seated. Sprayer Align the hose and hose fitting to the filter housing at the top of the tank, and secure fitting Cleaning the Suction Filter and housing with the retainer that you removed in step 2. - Page 27 Inspecting the Tank Straps inside the filter head) for damage and wear (Figure 15). Service Interval: Before each use or daily—Check Important: Replace any damaged or worn the tank straps. gaskets for the plug, bowl, or both. Important: Overtightening the tank strap Install the pressure filter element into the filter fasteners can result in deforming and damaging head...
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Page 28: Operating The Sprayer
Operating the Sprayer The differential lock causes the rear wheels to turn at the same speed. When using differential lock your To operate the Multi Pro Sprayer, first fill the spray ability to make sharp turns is somewhat restricted and tank, then apply the solution to the work area, and the tires may scuff the turf. -
Page 29: Operating The Sections
Ensure that the tank drain valve is closed. boom-transport cradle forming the ‘X’ transport position and the section cylinders are fully Determine the amount of water needed to mix retracted. the amount of chemical you need as prescribed by the chemical manufacturer. Important: To prevent damage to the section actuator cylinder, make sure that the... -
Page 30: Spraying Tips
Performing a Catch Test Alternatively, you can use an anti-foaming agent in the tank. Set all 3 section switches and the master-section Use the rate switch to adjust and set a target. switch to the O position. When finished spraying, set the master-section Turn the supervisor (rate-lockout) switch to the switch to the O position to turn off all sections,... -
Page 31: Calibrating The Sprayer Speed
45 to 152 m (150 to 500 ft). Note: Selecting the Home Screen icon at any Note: Toro recommends marking off 152 m time cancels the calibration. (500 ft) for more accurate results. Using the plus (+) and minus (-) symbols, enter Start the engine and drive to the start of the a test speed of 5.6 km/h (3.5 mph), then select... -
Page 32: Agitation-Bypass Valve Knob Position
Adjusting the Bypass Valves Agitation-Bypass Valve Using the application-rate switch, adjust the Knob Position application rate according to the table below. • The agitation-bypass valve is in the full open Nozzle Color SI (Metric) English Turf position as shown in Figure 19A. -
Page 33: Adjusting The Master-Section-Bypass Valve
Locating the Spray Pump pressure reading on the gauge is 6.9 bar (100 psi). The spray pump is located under the seat (Figure 21). g028049 g216323 Figure 20 Figure 21 1. Agitation-bypass valve 2. Master-section bypass Press the pump switch to the O position, shift Hauling the Machine the throttle lever to the I... -
Page 34: Towing The Sprayer
Spray Filter Recommendations Selecting a Suction Filter Standard Equipment: 50 mesh suction filter (blue) Use the suction filter table to identify the screen mesh for the spray nozzles you are using based on chemicals products or solutions with a viscosity equivalent to water. - Page 35 When you spray at a higher application rate, consider Pressure Filter Table (cont'd.) using an courser optional suction-filter mesh; refer Figure Spray Nozzle Screen Mesh Filter Color Code Color Code (flow Size* rate) As required for high Brown viscosity chemicals or solutions or high application rates *The mesh size of the pressure filters in this table...
- Page 36 g214240 g214246 Figure 26 Figure 27 Mesh size—application rate Mesh size—chemical or solution viscosity 1. Higher application rate 3. Screen mesh size 1. Higher-viscosity chemicals 3. Screen mesh size or solutions 2. Lower application rate 2. Lower-viscosity chemicals or solutions Selecting a Nozzle-Tip Filter When you spray at a higher application rate, consider (Optional)
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Page 37: Maintenance
Maintenance Note: Download a free copy of the schematic by visiting www.Toro.com and searching for your machine from the Manuals link on the home page. For additional information about the sprayer system, refer to the sprayer system schematic in Schematics (page 72). -
Page 38: Daily Maintenance Checklist
Every 400 hours • Inspect the pump diaphragms and replace if necessary (see an Authorized Toro Service Distributor). • Inspect the pump check valves and replace if necessary (see an Authorized Toro Service Distributor). • Inspect the nylon pivot bushings. -
Page 39: Notation For Areas Of Concern
Notation for Areas of Concern Inspection performed by: Item Date Information CAUTION If you leave the key in the ignition switch, someone could accidently start the engine and seriously injure you or other bystanders. Remove the key from the ignition and disconnect the wire(s) from the spark plug(s) before you perform any maintenance. -
Page 40: Pre-Maintenance Procedures
Pre-Maintenance Lubrication Procedures Greasing the Machine Raising the Sprayer Service Interval: Every 100 hours/Yearly (whichever comes first)—Lubricate all grease Whenever the engine is run for routine maintenance fittings. and/or engine diagnostics, the rear wheels of the Grease Type: No. 2 lithium grease sprayer should be 2.5 cm (1 inch) off the ground with the rear axle supported on jack stands. -
Page 41: Greasing The Section Hinges
Greasing the Section Hinges Service Interval: Every 100 hours Important: If the section hinge is washed with water, clear all water and debris from the hinge assembly and apply fresh grease. Grease Type: No. 2 lithium grease g216324 Wipe the grease fittings clean so that foreign matter cannot be forced into the bearing or bushing. -
Page 42: Engine Maintenance
Engine Maintenance Carefully slide the foam element off the paper element (Figure 34). Unscrew the cover nut and remove the cover Checking the Air-Intake and paper element (Figure 34). Screen Cleaning the Foam Element Service Interval: Before each use or daily—Check Wash the foam element in liquid soap and warm the engine-rotating screen. -
Page 43: Servicing The Engine Oil
Alternate oil: SAE 5W30 (below 32°F) often when operating under heavy load or in high temperature). Toro Premium Engine Oil is available from your Start the engine and let it run for 5 minutes. This distributor in either 10W30 or 5W30 viscosity. See the warms the oil so it drains better. -
Page 44: Changing The Spark Plugs
Changing the Spark Plugs Service Interval: Every 200 hours Type: Champion RC-12YC (or equivalent) Air Gap: 0.76 mm (0.030 inch) Make sure that the air gap between the center and side electrodes is correct before installing the spark plugs. Use a spark-plug wrench for removing and installing the spark plugs and a gapping tool/feeler gauge to check and adjust the air gap. -
Page 45: Fuel System Maintenance
Fuel System Check the gap between the center and side electrodes (Figure 40) and bend the side Maintenance electrode, if the gap is not correct. Replacing the Fuel Filter Service Interval: Every 100 hours—Replace the fuel filter. Every 400 hours/Yearly (whichever comes first)—Inspect the fuel lines. -
Page 46: Servicing The Carbon Canister
Servicing the Carbon Draining the Fuel Tank Canister Service Interval: Every 400 hours/Yearly (whichever comes first) Checking the Air Filter for the Drain and clean the fuel tank if the fuel system becomes contaminated or if you plan to store the Carbon Canister machine for an extended period. -
Page 47: Electrical System Maintenance
Electrical System The battery is located on the right side of the machine behind the pump (Figure 43). Maintenance Disconnect the negative (black) ground cable from the battery post. Locating the Fuses WARNING There are 2 fuse blocks and 1 empty slot in the Incorrect battery-cable routing could electrical system. - Page 48 Charging the Battery Important: Always keep the battery retainer in place to protect and secure the battery. WARNING Connect the positive (red) cable to the positive (+) battery post and the negative (black) cable Charging the battery produces gasses that to the negative (-) battery post using the bolts can explode.
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Page 49: Drive System Maintenance
Drive System Maintenance Inspecting the Wheels and Tires Service Interval: Before each use or daily—Check the tire pressure. After the first 8 hours—Torque the wheel-lug nuts. Every 100 hours—Torque the wheel-lug nuts. Every 100 hours—Inspect the condition and wear of the tires. g002425 Figure 44 Check the tire pressure every 8 hours or daily to... -
Page 50: Brake Maintenance
Brake Maintenance Checking the Brake Fluid The brake-fluid reservoir is shipped from the factory filled with DOT 3 brake fluid. Check the level before starting the engine each day. g002006 Figure 45 1. Tire centerline—back 4. Fixture 2. Tire centerline—front 5. -
Page 51: Adjusting The Parking Brake
Adjusting the Parking Hydraulic System Brake Maintenance Service Interval: Every 200 hours—Check the parking brake. Checking the Remove the plastic grip. Transaxle/Hydraulic Fluid Loosen the set screw securing the knob to the parking-brake lever (Figure 48). Service Interval: Every 200 hours Position the sprayer on a level surface, engage the parking brake, shut off the sprayer pump, shut off the engine, and remove the key. -
Page 52: Changing Transaxle/Hydraulic Fluid
Replacing the Hydraulic Filter Service Interval: After the first 8 hours Every 800 hours/Yearly (whichever comes first) Use the Toro replacement filter (Part No. 54-0110). Important: Use of any other filter may void the warranty on some components. Position the sprayer on a level surface, set... -
Page 53: Checking The Hydraulic Lines And Hoses
Spray System Shut off the engine and check the hydraulic-oil level and for leaks. Maintenance Checking the Hydraulic WARNING Lines and Hoses Chemical substances used in the spray system may be hazardous and toxic to you, Inspect the hydraulic lines and hoses daily for bystanders, animals, plants, soils or other leaks, kinked lines, loose mounting supports, wear, property. -
Page 54: Changing The Suction Filter
Changing the Suction Filter fitting and housing with the retainer that you removed in step 2. Service Interval: Every 400 hours Changing the Pressure Note: Determine the appropriate suction filter mesh size that you need for your job; refer to Selecting a Filter Suction Filter (page... -
Page 55: Changing The Nozzle Filter
Toro Service Distributor). Every 400 hours/Yearly (whichever comes first)—Inspect the pump check valves and Changing the Nozzle Filter replace if necessary (see an Authorized Toro Service Distributor). Note: Determine the appropriate nozzle filter mesh size that you need for your job; refer to... -
Page 56: Adjusting The Booms To Level
g022367 Figure 57 1. Nylon bushings 3. Bolt 2. Pivot pin g013780 Figure 58 1. Actuator 4. Cotter Remove the bolt and nut that secure the pivot 2. Actuator rod 5. Pin pin, and remove the pin (Figure 57). 3. Boom-pivot pin housing Remove the boom and pivot bracket assembly from the center frame to access the nylon Lift up on the boom and remove the pin... -
Page 57: Cleaning
Cleaning Turn the eyelet rod in the actuator rod to shorten or lengthen the extended actuator to the desired position (Figure 59). Cleaning the Flow Meter Note: You must turn the eyelet rod in half or complete revolutions so that you can assemble Service Interval: Every 200 hours/Yearly (whichever the rod to the boom. -
Page 58: Cleaning The Sprayer Valves
Cleaning the Sprayer Removing the Valve Actuator Position the sprayer on a level surface, engage Valves the parking brake, shut off the pump, shut off the • engine, and remove the key. To clean the rate-control valve, refer to the following sections: Remove the 3-pin connector of the valve actuator from the 3 socket electrical connector... - Page 59 Removing the Rate-Control-Manifold Valve Remove the clamps and gaskets that secure the manifold for the rate-control valve (Figure 62). Note: Retain the clamp(s) and gasket(s) for installation in Installing the Rate Control Manifold Valve (page 64). g033313 Figure 63 1. Flanged-head bolt 4.
- Page 60 Removing the Master-Section-Manifold Valve Remove the clamps and gaskets that secure the manifold for the master-section valve (Figure to the master-section-bypass valve, agitation valve, and master-section-manifold valve (at the end of the hose for the flow meter). Note: Retain the clamp(s) and gasket(s) for installation in Installing the Master-Section-Manifold Valve (page...
- Page 61 Remove the retainers that secure the outlet fitting to the section-valve manifold and the valve manifold to the bypass fitting (Figure 69). g033309 Figure 67 1. Flanged-head bolt 3. Valve mount 2. Manifold (master-section 4. Flanged locknut valve) Removing the Section-Manifold Valve Remove clamps and gaskets that secure the manifold for the section valve...
- Page 62 g028243 Figure 72 Agitation Valve Manifold g028239 Figure 70 1. Stem retainer 7. Back seating O-ring (0.676 x 0.07 inch) 1. Bypass fitting 2. Section-valve manifold 2. Valve stem 8. Valve-seat ring 3. Stem port 9. Manifold body 4. Stem-capture retainer 10.
- Page 63 Assembling the Manifold Valve Check the condition of the outlet-fitting O-rings (section-valve manifold only), end-cap O-rings, back seating O-rings, ball seat for damage or wear (Figure 72 Figure 73). Note: Replace any damaged or worn O-rings or seats. Apply grease to the valve stem and insert it into the valve-stem seat (Figure 72 Figure...
- Page 64 Installing the Rate Control Assemble the rate control valve manifold, gasket, and agitation-valve manifold with a Manifold Valve flange clamp and tighten by hand (Figure 75A). Align a gasket between the flanges of the rate Assemble the rate control valve to the valve control valve manifold and the pressure filter mount with the 2 flanged-head bolts and 2 head...
- Page 65 Secure the end-cap fitting to the outlet fitting by inserting a retainer into the socket of the outlet fitting (Figure 76C). Assemble the agitation valve to the valve mount with the flanged-head bolt and flanged locknut that you removed in step Removing the Agitation-Manifold Valve (page 59) and torque...
- Page 66 Assemble the master-section-valve manifold, gasket, and master-section-bypass valve with a clamp tightened by hand (Figure 77A). Align the flange of the master-section-valve manifold, a gasket, and the agitation-valve manifold (Figure 77B). Assemble the master-section-valve manifold, gasket, and agitation-valve manifold with a clamp tightened by hand (Figure 77B)
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Page 67: Storage
Storage If you loosened the mounting hardware for the bypass fitting, tighten the nut and bolt to 10 to 12 N∙m (90 to 110 in-lb). Position the sprayer on a level surface, engage the parking brake, shut off the pump, shut off the Installing the Valve Actuator engine, and remove the key. - Page 68 Check the tire pressure; refer to Checking the than 4°C (40°F). If the temperatures will be Tire Pressure (page 23). above 4°C (40°F), check the water level in the battery and charge it every 30 days. For storage over 30 days, prepare the fuel system as follows: Check and tighten all bolts, nuts, and screws.
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Page 69: Troubleshooting
Troubleshooting Troubleshooting the Engine and Vehicle Problem Possible Cause Corrective Action The starter does not crank. 1. The range selector is in a gear other 1. Press the brake pedal and move the than N range selector to the N position. - Page 70 Problem Possible Cause Corrective Action The engine does not idle. 1. The fuel tank vent is restricted. 1. Replace the fuel cap. 2. Dirt, water, or stale fuel is in the fuel 2. Drain and flush the fuel system; add system.
- Page 71 Troubleshooting the Spray System Problem Possible Cause Corrective Action A section does not spray. 1. The electrical connection on the 1. Turn the valve off manually. Disconnect section valve is dirty or disconnected. the electrical connector on the valve and clean all leads, then connect it. 2.
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Page 72: Schematics
Schematics g028078 Sprayer System Schematic (Rev. DWG 125-0698 Rev B) - Page 73 Notes:...
- Page 74 Notes:...
- Page 75 The Way Toro Uses Information Toro may use your personal information to process warranty claims, to contact you in the event of a product recall and for any other purpose which we tell you about. Toro may share your information with Toro's affiliates, dealers or other business partners in connection with any of these activities. We will not sell your personal information to any other company.
- Page 76 Countries Other than the United States or Canada Customers who have purchased Toro products exported from the United States or Canada should contact their Toro Distributor (Dealer) to obtain guarantee policies for your country, province, or state. If for any reason you are dissatisfied with your Distributor's service or have difficulty obtaining guarantee information, contact the Toro importer.