Toro MultiPro 1750 Operator'S Manual Download Page 1

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Form No. 3422-212 Rev A

Multi Pro

1750 Turf Sprayer

Model No. 41188—Serial No. 401381101 and Up

*3422-212* A

Summary of Contents for MultiPro 1750

Page 1: ...Form No 3422 212 Rev A Multi Pro 1750 Turf Sprayer Model No 41188 Serial No 401381101 and Up Register at www Toro com Original Instructions EN 3422 212 A...

Page 2: ...birth defects or other reproductive harm Introduction This machine is a dedicated turf spray application machine and is intended to be used by professional hired operators in commercial applications I...

Page 3: ...Procedures 44 Raising the Sprayer 44 Lubrication 45 Greasing the Machine 45 Greasing the Sprayer Pump 45 Greasing the Section Hinges 46 Engine Maintenance 46 Engine Safety 46 Checking the Air Intake...

Page 4: ...hemicals Chemical substances used in the sprayer system may be hazardous and toxic Do not put your hands or feet near moving components of the machine Do not operate the machine without all guards and...

Page 5: ...fresh clean water for first aid washing decal120 0617 120 0617 1 Severing hazard of hand pinching point keep away from actuated joints 2 Crushing hazard keep bystanders away from the machine decal120...

Page 6: ...ecal125 4129 125 4129 1 Left section 3 Right section 2 Center section decal125 6694 125 6694 1 Tie down location decal133 5619 133 5619 decal137 4289 137 4289 1 Gear selection 5 Toggle headlights ON O...

Page 7: ...l 2 Set the gear to neutral 3 Engage the parking brake 4 Release the brake pedal 5 Turn the ignition key to STOP position 6 Remove the key from the ignition 2 For information on starting the engine re...

Page 8: ...way from hot surfaces decal127 3939 127 3939 1 Warning read the Operator s Manual always wear a seat belt when operating the machine do not tip the machine 3 Cutting dismemberment hazard keep arms and...

Page 9: ...TEC 4 15 A Headlights 9 30 A Rinse tank 5 7 5 A decal127 6976 127 6976 1 Decrease 2 Increase decal127 6979 127 6979 1 Pump return flow 3 Agitation flow 2 Flow decal127 6981 127 6981 1 Bypass return f...

Page 10: ...8293 1 Sprayer off 5 Increase speed 2 Sprayer on 6 Decrease speed 3 Engine on 7 Agitation on 4 Engine off 8 Agitation off decal133 0382 133 0382 1 Read the Operator s Manual for more information abou...

Page 11: ...Warning keep bystanders away when operating the machine 5 Warning Engage the parking brake shut off the engine and remove the key from the ignition before leaving the machine 3 Warning keep away from...

Page 12: ...or the first time adjust the section bypass valves so that the pressure and application rate remains the same for all sections when you turn 1 or more sections off Refer to Calibrating the Section Byp...

Page 13: ...sions swung forward to facilitate shipping the machine The springs are not fully tightened at the time of manufacture to allow the sections to be in this position for transit Before operating the mach...

Page 14: ...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 Press...

Page 15: ...g033286 Figure 6 1 Right section 4 Fresh water tank 2 Boom transport cradle 5 Operator s seat 3 Left section 15...

Page 16: ...h optional 7 Choke 12 Agitation switch 17 Master section switch 3 Pressure gauge 8 Headlight switch 13 Spray pressure switch 18 Boom section lift switches 4 Engine switch 9 Differential lock 14 Spray...

Page 17: ...eft of the seat Figure 9 Engage the parking brake whenever you leave the seat to prevent accidental movement of the sprayer To engage the parking brake pull up and back on the lever To disengage push...

Page 18: ...on the left side of the machine and shows the amount of fuel in the tank Master Section Switch The master section switch Figure 7 is located on the side of the console and to the right of the operato...

Page 19: ...ection Bypass Shutoff Valve The section bypass shutoff valve redirects the fluid flow for a section to the tank when you turn off the section You can adjust the section bypass to ensure that the secti...

Page 20: ...ation Safety General Safety Never allow children or untrained people to operate or service the machine Local regulations may restrict the age of the operator The owner is responsible for training all...

Page 21: ...r clean the machine while people especially children or pets are in the area Handle chemicals in a well ventilated area Have clean water available especially when filling the spray tank Do not eat dri...

Page 22: ...thod Use an unleaded gasoline blend with up to 10 ethanol gasohol or 15 MTBE methyl tertiary butyl ether by volume is acceptable Ethanol and MTBE are not the same Ethanol blended fuel Gasoline with 15...

Page 23: ...t off the engine and engage the parking brake 2 Set the master section switch to the OFF position and set the spray pump switch to the OFF position 3 Rotate the turret of the nozzles in either directi...

Page 24: ...1 5 gpm 50 Blue As required for high viscosity chemicals or solutions or high application rates 30 Red Pressure Filter Table cont d Spray Nozzle Color Code flow rate Screen Mesh Size Filter Color Cod...

Page 25: ...ay 0 6 gpm 50 Blue White 0 8 gpm 50 Blue Blue 1 0 gpm 50 Blue Green 1 5 gpm 50 Blue The mesh size of the nozzle filters in this table are based on spray chemicals or solutions with the viscosity equiv...

Page 26: ...or to filling the tank with chemicals 1 Purge the spray system of spray system conditioner by running the sections 2 Stop the sprayer on a level surface move the range selector to the NEUTRAL position...

Page 27: ...ment A stop watch capable of measuring 1 10 second and a container graduated in 50 ml 1 fl oz increments Preparing the Machine Important Whenever possible do not use reclaimed water gray water in the...

Page 28: ...te the sprayer speed Important Whenever possible do not use reclaimed water gray water in the spray tank 1 Fill the tank with clean water 2 On an open flat area mark off a distance between 45 to 152 m...

Page 29: ...ction bypass adjustment knobs 3 Turn on the left section and turn off the right section 4 Adjust the right section bypass knob Figure 22 until the pressure reading is at the previously adjusted level...

Page 30: ...Master Section Bypass Valve Important Whenever possible do not use reclaimed water gray water in the spray tank Note Adjusting the master section bypass valve reduces or increases the amount of flow s...

Page 31: ...the parking brake and inspect for damage after striking an object or if there is an abnormal vibration in the machine Make all necessary repairs before resuming operation Slow down and use caution whe...

Page 32: ...goes over the edge or the edge caves in Establish a safety area between the machine and any hazard Use extra care while operating the machine with attachments they can affect the stability of the mac...

Page 33: ...the NEUTRAL position 4 Turn the ignition key to the STOP position 5 Remove the key from the switch to prevent accidental starting Using the Differential Lock The differential lock increases the tracti...

Page 34: ...sition 1 Lower the sections into position 2 Set the spray pump switch to the ON position 3 Set the master section switch in the OFF position set the 3 section switches to the ON position 4 Drive to th...

Page 35: ...g Tips Do not overlap areas that you have previously sprayed Watch for plugged nozzles Replace all worn or damaged nozzles Use the master section switch to stop the spray flow before stopping the spra...

Page 36: ...Toro distributor for more information Note The recommendations and instructions that follow assume that the Toro Rinse Kit is not installed Clean the spray system and any installed spray accessories...

Page 37: ...tank remove the retainer that secures the hose fitting attached to the large hose from the filter housing Figure 28 g033577 Figure 28 1 Suction hose 2 Retainer 3 Remove the hose and hose fitting from...

Page 38: ...ssure filter element into the filter head Figure 30 Note Ensure that the filter element is firmly seated into the filter head 9 Install the bowl onto the filter head and tighten by hand Figure 30 10 A...

Page 39: ...ioning the Spray System Service Interval After each use Condition the spray system at the end of each daily use Conditioner Specification Conditioner specification propylene glycol non toxic RV antifr...

Page 40: ...agitation switch spray pump switch and engine Transporting the Sprayer Use a trailer or truck when moving the machine long distances Use full width ramps for loading the machine onto a trailer or truc...

Page 41: ...spray tank Do not eat drink or smoke while working near chemicals Do not clean spray nozzles by blowing through them or placing them in your mouth Always wash your hands and other exposed areas as soo...

Page 42: ...e section hinges Clean the engine rotating screen more often in dusty dirty conditions Change the engine oil more often when operating under heavy load or in high temperature Replace the engine oil fi...

Page 43: ...tenance Check Item Mon Tues Wed Thurs Fri Sat Sun Check the brake and parking brake operation Check the gear shift neutral operation Check the fuel level Check the engine oil level Check the transaxle...

Page 44: ...e is run for routine maintenance and or engine diagnostics the rear wheels of the sprayer should be 2 5 cm 1 inch off the ground with the rear axle supported on jack stands DANGER A sprayer on a jack...

Page 45: ...e Greasing the Sprayer Pump Service Interval Every 50 hours Lubricate the pump Grease Type Mobil XHP 461 1 Raise the sprayer refer to Raising the Sprayer page 44 2 Locate the sprayer pump Note The pum...

Page 46: ...Checking the Air Intake Screen Service Interval Before each use or daily Check the engine rotating screen Every 100 hours Clean the engine rotating screen more often in dusty dirty conditions Check an...

Page 47: ...eplace the filter Important Do not clean the paper element with pressurized air or liquids such as a solvent gasoline or kerosene g001982 Figure 41 1 Paper element 2 Rubber seal Important To prevent e...

Page 48: ...ke shut off the sprayer pump shut off the engine and remove the key 3 Release the latch on the back of the seat and lift the seat forward CAUTION Components under the seat are hot if the sprayer has b...

Page 49: ...wires off the spark plugs Figure 44 4 Clean around the spark plugs to prevent dirt from falling into the engine and potentially causing damage 5 Remove the spark plugs and metal washers g001985 Figure...

Page 50: ...w 7 Install a new filter and move the hose clamps close to the filter Ensure that the flow direction arrow points toward the engine Servicing the Carbon Canister Checking the Air Filter for the Carbon...

Page 51: ...achine Disconnect the negative terminal first and the positive last Connect the positive terminal first and the negative last Charge the battery in an open well ventilated area away from sparks and fl...

Page 52: ...p the battery retainer in place to protect and secure the battery 3 Connect the positive red cable to the positive battery post and the negative black cable to the negative battery post using the bolt...

Page 53: ...oid quick deterioration of the charge in the battery To prevent the battery from freezing ensure that it is fully charged Drive System Maintenance Inspecting the Wheels and Tires Service Interval Befo...

Page 54: ...at the axle height at both the front and rear of the front tires Figure 50 Note You will need a fixture or alignment gauge for measuring the rear of the front tires at axle height Use the same fixtur...

Page 55: ...cting the Brakes Service Interval Every 100 hours The brakes are a critical safety component of the sprayer Inspect them as follows Inspect the brake shoes for wear or damage If the lining brake pad t...

Page 56: ...ff the sprayer pump shut off the engine and remove the key 2 Remove the transaxle dipstick and wipe it with a clean rag Figure 54 g002002 Figure 54 1 Dipstick 2 Fill hole Important Be very careful not...

Page 57: ...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 1 Position the sprayer on a level surface...

Page 58: ...er tank remove the retainer that secures the hose fitting attached to the large hose from the filter housing Figure 58 g033577 Figure 58 1 Suction hose 2 Retainer 3 Remove the hose and hose fitting fr...

Page 59: ...o the bowl and tighten by hand Figure 60 Changing the Nozzle Filter Note Determine the appropriate nozzle filter mesh size that you need for your job refer to Selecting a Nozzle Tip Filter Optional pa...

Page 60: ...ss the nylon bushings 6 Remove and inspect the nylon bushings from the front and back sides of the pivot bracket Figure 62 Note Replace any worn or damaged bushings 7 Place a small amount of oil on th...

Page 61: ...Cleaning the Flow Meter Service Interval Every 200 hours Yearly whichever comes first more often when using wettable powders 1 Thoroughly rinse and drain the entire spraying system 2 Remove the flow m...

Page 62: ...Manifold Valve page 69 6 Installing the Valve Actuator page 71 To clean the 3 section valves refer to the following sections 1 Removing the Valve Actuator page 62 2 Removing the Section Manifold Valve...

Page 63: ...et fitting 3 Flanged locknut 6 Manifold valve assembly 3 Remove the 2 flanged head bolts and 2 flanged locknuts that secure the rate control valve to the valve mount and remove the valve manifold from...

Page 64: ...e the manifold for the master section valve Figure 71 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 cla...

Page 65: ...ve 5 Flange clamp 3 Flange adjacent section valve 2 Remove the retainers that secure the outlet fitting to the section valve manifold and the valve manifold to the bypass fitting Figure 74 g028238 Fig...

Page 66: ...lve closed 2 Remove the 2 end cap fitting assemblies from each end of the manifold body Figure 77 and Figure 78 g028243 Figure 77 Agitation Valve Manifold 1 Stem retainer 7 Back seating O ring 0 676 x...

Page 67: ...he valve 1 Check the condition of the outlet fitting O rings section valve manifold only end cap O rings back seating O rings and ball seat for damage or wear Figure 77 and Figure 78 Note Replace any...

Page 68: ...manifold gasket and agitation valve manifold with a flange clamp and tighten by hand Figure 80A 5 Assemble the rate control valve to the valve mount with the 2 flanged head bolts and 2 flanged locknut...

Page 69: ...81B 7 Assemble the agitation valve manifold and socket with a clamp tightened by hand Figure 81C 8 Secure the end cap fitting to the outlet fitting by inserting a retainer into the socket of the outl...

Page 70: ...nifold valve into the bypass fitting Figure 83A Note If needed loosen the mounting hardware for the bypass fitting to provide clearance g238558 Figure 83 1 Flange reducer coupling 6 Socket outlet fitt...

Page 71: ...the electrical system or wash away necessary grease at friction points Avoid excessive use of water especially near the control panel lights engine and the battery 3 Clean the spray system refer to C...

Page 72: ...the Spark Plugs page 49 3 With the spark plugs removed from the engine pour 2 tablespoons of engine oil into the spark plug hole 4 Use the electric starter to crank the engine and distribute the oil i...

Page 73: ...dirty 5 Replace the spark plug 6 The kill relay is not energized 6 Contact your authorized Toro distributor The engine cranks but does not start 7 The ignition is broken 7 Contact your authorized Tor...

Page 74: ...to the FULL mark 2 The air cleaner element is dirty 2 Clean or replace 3 Dirt water or stale fuel is in the fuel system 3 Drain and flush the fuel system add fresh fuel 4 The engine is overheated 4 S...

Page 75: ...Disassemble the section valve refer to the section Cleaning the Sprayer Valves Inspect all of the parts and replace any that are damaged A section valve is leaking 1 A seal or valve seat is worn or da...

Page 76: ...Schematics g028078 Sprayer System Schematic Rev DWG 125 0698 Rev B 76...

Page 77: ...Notes...

Page 78: ...these activities We will not sell your personal information to any other company We reserve the right to disclose personal information in order to comply with applicable laws and with requests by the...

Page 79: ...to restaurants grocery stores hotels schools and hospitals and on a wide variety of products Additionally some online and mail order retailers provide Prop 65 warnings on their websites or in catalogs...

Page 80: ...o damage to seats due to wear or abrasion worn painted surfaces scratched decals or windows etc Parts Parts scheduled for replacement as required maintenance are warranted for the period of time up to...

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