Toro 5700-D - Manual

Rev. C Multi Pro 5700--D Page 1 -- 2 Safety Safety Instructions The Multi Pro 5700--D Turf Sprayer is designed and tested to offer safe service when operated and main- tained properly. Although hazard control and accident prevention are partially dependent upon the design and configuration of the ma...

Maintenance and Service 1. Before servicing or making adjustments, turn spray pump off, put traction pedal in neutral, stop engine, set parking brake, and remove key from the switch. 2. Prior to servicing sprayer components, determine what chemical(s) have been used in the sprayer. Follow precaution...

Jacking Instructions CAUTION perform other service, use correct blocks, er jack stands, the machine may move or fall, Jacking the Front End vent the machine from moving. lose to the wheel as possible to support the ma- chine. Figure 1 1 1 1 1 When raising the machine to change tires or to hoists, an...

Multi Pro 5700--D Page 2 -- 1 Product Records and Maintenance Chapter 2 Product Records and Maintenance Table of Contents PRODUCT RECORDS 1 . . . . . . . . . . . . . . . . . . . . . . . . . EQUIVALENTS AND CONVERSIONS 2 . . . . . . . . . . . Decimal and Millimeter Equivalents 2 . . . . . . . . . . ....

Rev. C 0.09375 Multi Pro 5700--D Page 2 -- 2 Product Records and Maintenance Equivalents and Conversions

Torque Specifications Recommended fastener torque values are listed in the following tables. For critical applications, as determined by Toro, either the recommended torque or a torque that is unique to the application is clearly identified and spe-cified in this Service Manual. These Torque Specifi...

Standard Torque for Dry, Zinc Plated and Steel Fasteners (Metric Fasteners) Thread Size Thread Size M5 X 0.8 M6 X 1.0 M8 X 1.25 M10 X 1.5 M12 X 1.75 M16 X 2.0 M20 X 2.5 Class 8.8 Bolts, Screws, and Studs with Class 10.9 Bolts, Screws, and Studs with Regular Height Nuts Regular Height Nuts Regular He...

Other Torque Specifications SAE Grade 8 Steel Set Screws Wheel Bolts and Lug Nuts Thread Size Thread Size Recommended Torque Square Head Hex Socket 1/4 – 20 UNC 140 + 20 in–lb 73 + 12 in–lb 5/16 – 18 UNC 215 + 35 in–lb 145 + 20 in–lb 3/8 – 16 UNC 35 + 10 ft–lb 18 + 3 ft–lb 1/2 – 13 UNC 75 + 15 ft–lb...

Maintenance Maintenance procedures and recommended service in-tervals for the Multi Pro 5700–D are covered in the Oper-ator’s Manual. Refer to that publication when performing regular equipment maintenance. Several maintenance procedures have break–in intervals identified in the Op-erator’s Manual. ...

Chapter 3 Kubota Diesel Engine Table of Contents INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 SPECIFICATIONS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . SERVICE AND REPAIRS . . . . . . . . . . . . . . . . . . . . . . 4 Fuel System . . . . . . . . . . . . ....

Specifications Item Description Make / Designation Horse Power 35.5 HP @ 3000 RPM Bore mm (in.) 78.0 (3.07) Stroke mm (in.) 78.4 (3.09) cc (cu. in.) 1498 (91) N–m (ft–lb) 84 (62) @ 3000 RPM Firing Order 1 – 3 – 4 – 2 Fuel No. 2 Diesel Fuel (ASTM D975) Fuel Injection Pump Governor Centrifugal Mechani...

Kubota Diesel Engine This page is intentionally blank. Multi Pro 5700–D Page 3 – 3 Kubota Diesel Engine

Rev. D Multi Pro 5700--D Page 3 -- 4 Kubota Diesel Engine Service and Repairs Fuel System Figure 1 1. Fuel tank 2. Fuel cap with gauge 3. Bushing 4. Elbow fitting 5. Hose clamp 6. Fuel return hose 7. Elbow fitting 8. Fuel supply hose 9. Flange nut (4 used) 10. Hold down strap (2 used) 11. Flange hea...

Rev. D Multi Pro 5700--D Page 3 -- 5 Kubota Diesel Engine DANGER Because diesel fuel is highly flammable, use caution when storing or handling it. Do not smoke while filling the fuel tank. Do not fill fuel tank while engine is running, hot or when ma- chine is in an enclosed area. Always fill fuel t...

Multi Pro 5700–D Page 3 – 6 Kubota Diesel Engine Air Cleaner Figure 4 1. Air cleaner housing2. Mounting band 3. Flange nut (2 used)4. Flat washer (2 used) 5. Air cleaner cover6. Flange head screw (2 used)7. Air cleaner cap 8. Foam seal 9. Air cleaner hose10. Hose clamp FRONT RIGHT 2 3 8 9 10 4 7 5 1...

Removal (Fig. 4) NOTE: For air cleaner maintenance information, refer to the Operator ’s Manual. 1. Raise passenger seat to access air cleaner assem-bly. 2. Remove air cleaner components as needed using Figure 4 as a guide. Installation (Fig. 4) IMPORTANT: Any leaks in the air filter system will cau...

Rev. D Multi Pro 5700--D Page 3 -- 8 Kubota Diesel Engine Exhaust System Figure 6 1. Muffler gasket 2. Lock washer (4 used) 3. Cap screw (4 used) 4. Exhaust pipe 5. Heat shield (6 used) 6. Cap screw (2 used) 7. Lock washer (2 used) 8. Exhaust pipe bracket 9. Flange head screw 10. Flat washer 11. Fla...

Multi Pro 5700–D Page 3 – 10 Kubota Diesel Engine Radiator Figure 7 1. Oil cooler 2. Radiator brace (2 used)3. Flat washer 4. Lock washer 5. Cap screw (2 used)6. Cap screw (4 used)7. Overflow hose 8. Hose clamp 9. Overflow bottle 10. Hose11. Radiator shroud12. Foam seal (2 used)13. Foam seal14. Radi...

6. Disconnect throttle cable from engine (Fig. 8). A. Loosen jam nut that secures throttle cable to throttle plate on engine. B. Remove e–ring that secures throttle cable to speed control lever on engine. C. Position throttle cable away from the engine. 7. Remove fasteners that secure spray control ...

Rev. D Multi Pro 5700--D Page 3 -- 12 Kubota Diesel Engine Engine Figure 11 1. Engine assembly 2. E-- ring 3. Hose clamp 4. Air cleaner hose 5. Air cleaner assembly 6. Fuel pump 7. Fuel filter (if equipped) 8. Water/fuel filter 9. Snubbing washer 10. Flange nut 11. Engine mount (4 used) 12. Cap scre...

CAUTION Exhaust system components may be hot. To avoid possible burns, allow the exhaust system to cool before working on or near the muffler. 5. Remove exhaust system from engine (see Exhaust System Removal in this section). 6. Remove upper and lower radiator hoses from en-gine. 7. Disconnect engin...

10. Remove throttle cable from engine (Fig. 14). A. Loosen jam nut that secures throttle cable to throttle plate on engine. B. Remove e–ring that secures throttle cable to speed control lever on engine. C. Position throttle cable away from the engine. 11. Note location of any cable ties used to secu...

Rev. D Multi Pro 5700--D Hydraulic System Page 4 -- 1 Chapter 4 Hydraulic System Table of Contents SPECIFICATIONS 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 4 . . . . . . . . . . . . . . . . . . . . . Hydraulic Hoses 4 . . . . . . . . . . . . . . . . . . . . . . ...

Multi Pro 5700--D Hydraulic System Page 4 -- 4 General Information Hydraulic Hoses Hydraulic hoses are subject to extreme conditions such as pressure differentials during operation and exposure to weather, sun, chemicals, very warm storage condi- tions, or mishandling during operation and mainte- na...

Multi Pro 5700--D Hydraulic System Page 4 -- 5 SAE Straight Thread O--Ring Port -- Non--adjustable 1. Make sure both threads and sealing surfaces are free of burrs, nicks, scratches, or any foreign material. 2. Always replace the O--ring seal when this type of fit- ting shows signs of leakage. 3. Lu...

Multi Pro 5700--D Hydraulic System Page 4 -- 6 Towing Sprayer IMPORTANT: If towing limits are exceeded, severe damage to the piston (traction) pump may occur. If it becomes necessary to tow (or push) the machine, tow (or push) at a speed below 3 mph (4.8 kph) . The piston (traction) pump is equipped...

Multi Pro 5700--D Hydraulic System Page 4 -- 8 Hydraulic Schematic OIL COOLER ENGINE HYDRAULI C (12.5 G PM) (0 --2 0 PSI) RADIATOR RELI EF VA LV E FLOW DURI NG RI GHT T URN (3 GPM) (0 --75 PSI) MAI N RETURN STEERING VA LV E PRI O RI TY FLOW CYLI NDER PUMP GEAR PUMP LOWER CHARGE PISTON MOTOR PUMP PRE...

Hydraulic Flow Circuits Traction Circuit The traction circuit piston pump is a variable displace-ment pump that is directly coupled to the engine fly-wheel. Pushing the top of the traction pedal rotates the pump swash plate to create a flow of oil for forward ma-chine movement. Pushing the bottom of...

Steering Circuit A single section gear pump is coupled to the piston (trac-tion) pump. The gear pump supplies hydraulic flow to the steering control valve and the spray pump drive hy-draulic motor. Pump hydraulic flow is delivered to the two circuits through a flow divider with the steering cir-cuit...

Spray Pump Drive Circuit A single section gear pump is coupled directly to the pis-ton (traction) pump. The gear pump supplies hydraulic flow to the steering control valve and the spray pump drive hydraulic motor. Gear pump hydraulic flow is deliv-ered to the two circuits through a flow divider with...

Rev. D Multi Pro 5700--D Hydraulic System Page 4 -- 12 Special Tools Order these special tools from your Toro Distributor. Hydraulic Pressure Test Kit Toro Part Number: TOR47009 Use to take various pressure readings for diagnostic tests. Quick disconnect fittings provided attach directly to mating f...

Rev. C Multi Pro 5700--D Hydraulic System Page 4 -- 13 O--Ring Kit Toro Part Number: 16--3799 The kit includes O--rings in a variety of sizes for face seal and port seal hydraulic connections. It is recommended that O--rings be replaced whenever a hydraulic connec- tion is loosened. Figure 12 Hydrau...

Multi Pro 5700--D Hydraulic System Page 4 -- 14 Troubleshooting The cause of an improperly functioning hydraulic sys- tem is best diagnosed with the use of proper testing equipment and a thorough understanding of the com- plete hydraulic system. A hydraulic system with an excessive increase in heat ...

Traction Circuit Charge Pressure Test 1. Make sure hydraulic oil is at normal operating tem-perature by operating the machine for approximately 10 minutes. Make sure the hydraulic tank is full. 2. Park machine on a level surface, stop engine, en-gage parking brake, and remove key from the ignition s...

Traction Circuit Relief Pressure Test 1. Make sure hydraulic oil is at normal operating tem-perature by operating the machine for approximately 10 minutes. Make sure the hydraulic tank is full. 2. Park machine on a level surface, stop engine, en-gage parking brake, and remove key from the ignition s...

Gear Pump Flow Test Output from the gear pump is divided by a priority flow divider to allow priority flow to the steering circuit and secondary flow to the spray pump drive circuit. To test gear pump flow, testing of both circuits is required. Total gear pump flow is the combined flow from the two ...

Steering Circuit Relief Pressure Test 1. Make sure hydraulic oil is at normal operating tem-perature by operating the machine for approximately 10 minutes. Make sure the hydraulic tank is full. 2. Park machine on a level surface, stop engine, en-gage parking brake, and remove key from the ignition s...

Steering Control Valve and Steering Cylinder Test 1. Make sure hydraulic oil is at normal operating tem-perature by operating the machine for approximately 10 minutes. 2. Perform the Steering Circuit Relief Pressure and Gear Pump Flow tests to make sure that relief valve and gear pump are functionin...

Spray Pump Drive Circuit Relief Pressure Test 1. Make sure hydraulic oil is at normal operating tem-perature by operating the machine for approximately 10 minutes. Make sure the hydraulic tank is full. 2. Park machine on a level surface, stop engine, en-gage parking brake, and remove key from the ig...

Wheel Motor Efficiency: Case Drain Test NOTE: Over a period of time, a wheel motor can wear internally. A worn motor may by–pass oil to its case drain causing the motor to be less efficient. Eventually, enough oil loss will cause the wheel motor to stall under heavy load conditions. Continued operat...

Pulse Width Modulated (PWM) Valve Flow Test 1. Make sure hydraulic oil is at normal operating tem-perature by operating the machine for approximately 10 minutes. Make sure the hydraulic tank is full. 2. Park machine on a level surface, stop engine, en-gage parking brake, and remove key from the igni...

Rev. D Multi Pro 5700--D Hydraulic System Page 4 -- 25 Adjustments Adjust Traction Pedal for Neutral (Machines with Serial Numbers Below 310000000) The piston (traction) pump control lever should return to the neutral position when the traction pedal is released. If the machine creeps when in neutra...

Rev. D Multi Pro 5700--D Hydraulic System Page 4 -- 26 Adjust Relief Valve The spray pump drive circuit relief valve is located on the left side of the piston (traction) pump (Fig. 26). The steering circuit relief valve is located under the suction hose on the right side of the gear pump (Fig. 27). ...

Service and Repairs General Precautions for Removing and Installing Hydraulic System Components Before Repair or Replacement of Components 1. Before removing any parts from the hydraulic sys-tem, park machine on a level surface, engage parking brake, and stop engine. Remove key from the ignition swi...

Rev. D Multi Pro 5700--D Hydraulic System Page 4 -- 28 Flush Hydraulic System IMPORTANT: Flush the hydraulic system any time there is a severe component failure or the system is contaminated. Contaminated oil appears milky, black, or contains metal particles. 1. Make sure hydraulic oil warm by opera...

Rev. D Multi Pro 5700--D Hydraulic System Page 4 -- 29 Charge Hydraulic System NOTE: When initially starting the hydraulic system with new or rebuilt components such as motors or pumps, it is important that the hydraulic system be charged prop- erly. Air must be purged from the system and its compo-...

Multi Pro 5700–D Hydraulic System Page 4 – 30 Gear Pump Figure 26 1. Piston (traction) pump2. O–ring3. Gear pump 4. O–ring5. Hydraulic hose (gear pump suction) 6. Cap screw (2 used)7. Flat washer (2 used)8. O–ring9. Hydraulic hose (to steering control)10. O–ring 11. Hydraulic tee fitting12. O–ring13...

Removal (Fig. 26) 1. Park machine on a level surface, stop engine, en-gage parking brake, and remove key from the ignition switch. 2. To prevent contamination of hydraulic system during gear pump removal, thoroughly clean exterior of pump assembly. 4. Install new hydraulic oil filter and fill hydrau...

Gear Pump Service 1 5 11 13 12 15 17 22 23 24 9 8 4 7 10 6 16 2 3 18 21 20 19 7 14 15 30 to 34 ft–lb (41 to 46 N–m) 21 to 24 ft–lb (29 to 33 N–m) 21 to 24 ft–lb (29 to 33 N–m) 25 to 28 ft–lb (34 to 38 N–m) Figure 28 1. Cap screw (8 used) 9. Pressure seal 17. Steering relief valve 2. Washer (4 used) ...

Multi Pro 5700--D Hydraulic System Page 4 -- 34 Piston (Traction) Pump Figure 31 1. Piston (traction) pump 2. O--ring 3. Hydraulic adapter 4. O--ring 5. Hydraulic tee fitting 6. Hydraulic hose (to reservoir) 7. O--ring 8. 90 o hydraulic fitting 9. O--ring 10. Hydraulic hose (piston pump suction) 11....

Manual Servo Control Assembly 12 16 11 17 15 14 9 7 4 6 24 22 21 18 5 10 8 13 23 4 3 2 1 28 to 34 in–lb (3.2 to 3.8 N–m) 17 to 26 in–lb (1.9 to 2.9 N–m) 44 to 52 ft–lb (60 to 70 N–m) Loctite #242 Loctite #222 20 19 Figure 33 1. Plug 9. O–ring 17. Set screw 2. O–ring 10. Wiper seal 18. Set screw 3. R...

Multi Pro 5700–D Hydraulic System Page 4 – 38 Wheel Motors 1. Planetary assembly 2. Lug nut (8 used per wheel)3. Tire and wheel assembly4. Gasket5. RH brake assembly6. Flange head screw (4 used per brake)7. Splined brake shaft8. Retaining ring 9. O–ring10. RH wheel motor11. Flat washer (2 used per m...

Removal (Fig. 34) 1. Park machine on a level surface, stop engine, en-gage parking brake, and remove key from the ignition switch. CAUTION Rotate steering wheel and depress traction ped-al in both forward and reverse to relieve hydrau-lic system pressure and to avoid injury from pressurized hydrauli...

Wheel Motor Service 8 11 9 19 15 20 18 17 12 13 14 10 1 7 4 5 6 4 5 2 3 16 21 15 to 18 ft–lb (20 to 24 N–m) Figure 37 1. Retaining ring 8. Cap screw (6 used) 15. Rotating kit 2. Shaft seal 9. Back plate 16. Cam plate insert 3. Washer 10. Dowel pin 17. Housing 4. Retaining ring 11. Dowel pin (3 used)...

Multi Pro 5700--D Hydraulic System Page 4 -- 42 Spray Pump Drive Motor 1. Spray pump assembly 2. Flange nut 3. Square key 4. Lock nut 5. Pump hub 6. Coupler spacer 7. Rubber coupling 8. Flat washer 9. Cap screw 10. Set screw 11. Hydraulic motor hub 12. Flange head screw 13. Rear guard plate 14. Fron...

Spray Pump Drive Motor Service 22 21 6 19 18 17 16 15 11 10 9 6 5 4 2 13 12 1 3 14 20 6 6 7 8 22 to 26 ft–lb (30 to 35 N–m) Figure 40 1. Cap screw (5 used) 9. Vane 16. Thrust bearing 2. End cover 10. Rotor 17. Thrust washer 3. Commutator seal 11. Wear plate 18. Inner seal 4. Commutator 12. Drive lin...

Multi Pro 5700–D Hydraulic System Page 4 – 45 Relief Valve Removal 1. Park machine on a level surface, stop engine, en-gage parking brake, and remove key from the ignitionswitch. CAUTION Rotate steering wheel and depress traction ped-al in both forward and reverse to relieve hydrau-lic system pressu...

Rev. D Multi Pro 5700--D Hydraulic System Page 4 -- 46 Pulse Width Modulated (PWM) Valve 1. Spray pump assembly 2. Flange nut 3. Flange head screw 4. Rear guard plate 5. Flange nut (3 used) 6. Front guard plate 7. Hydraulic hose (PWM to motor) 8. O--ring 9. Hydraulic fitting 10. O--ring 11. Cap scre...

Removal (Fig. 38) 1. Park machine on a level surface, stop engine, en-gage parking brake, and remove key from the ignition switch. CAUTION Rotate steering wheel and depress traction ped-al in both forward and reverse to relieve hydrau-lic system pressure and to avoid injury from pressurized hydrauli...

Rev. C Multi Pro 5700--D Hydraulic System Page 4 -- 48 Steering Control Valve 1. Hydraulic hose (to steering cylinder) 2. O--ring 3. Hydraulic hose (to oil cooler) 4. Hydraulic hose (from pump) 5. Steering control valve 6. Steering column 7. Cap screw (4 used) 8. Steering wheel 9. Steering wheel cov...

Steering Control Valve Service 3 5 6 9 10 16 11 12 13 14 15 4 7 1 2 17 18 19 19 20 21 22 23 24 8 140 to 160 in–lb (15.8 to 18.1 N–m) 150 in–lb (17 N–m) Figure 48 1. Steering valve housing 9. Cap screw (7 used) 17. Geroter drive 2. Dust seal 10. End cap 18. Wear plate 3. O–ring 11. O–ring 19. Bearing...

Multi Pro 5700--D Hydraulic System Page 4 -- 52 Steering Cylinder 1. Hydraulic hose 2. O--ring 3. Hydraulic fitting 4. O--ring 5. Jam nut 6. Grease fitting 7. Ball joint 8. Cotter pin 9. Rod end seal 10. Steering cylinder 11. Slotted hex nut 12. Lock nut Figure 52 8 10 1 11 1 12 7 5 4 3 2 6 9 FRONT ...

Steering Cylinder Service 5 1 3 4 12 13 8 9 10 7 11 6 2 14 40 ft–lb (54 N–m) Figure 52 1. Retaining ring 6. Shaft 11. Barrel 2. O–ring 7. Rod seal 12. Dust seal 3. Head 8. Piston 13. Ball joint 4. Backup ring 9. Uni–ring 14. Jam nut 5. O–ring 10. Lock nut Hydraulic System Page 4 – 54 Multi Pro 5700–...

Multi Pro 5700–D Hydraulic System Page 4 – 56 Oil Cooler 1. Oil cooler 2. Rivet3. Oil cooler mount hook (2 used)4. Radiator shroud 5. O–ring 6. Hydraulic fitting (2 used)7. Clamp (4 used)8. Rubber grommet (2 used)9. Oil cooler hose (2 used)10. Hydraulic 90 o fitting 11. O–ring12. Hydraulic fitting13...

Removal (Fig. 53) 1. Park the machine on a level surface, engage the parking brake, and stop the engine. Remove the key from the ignition switch. CAUTION Rotate steering wheel and depress traction ped-al in both forward and reverse to relieve hydrau-lic system pressure and to avoid injury from press...

Multi Pro 5700–D Hydraulic System Page 4 – 58 Hydraulic Reservoir 1. Hydraulic reservoir cap2. Strainer3. Hydraulic reservoir 4. O–ring (2 used)5. Hydraulic fitting (2 used)6. Hydraulic hose (from oil cooler) 7. O–ring (2 used)8. Hydraulic hose (from piston pump)9. Hydraulic hose (to piston pump)10....

Removal (Fig. 54) 1. Park the machine on a level surface, engage the parking brake, and stop the engine. Remove the key from the ignition switch. 2. Read the General Precautions for Removing and Installing Hydraulic System Components at the begin-ning of the Service and Repairs section of this chapt...

Chapter 5 Electrical System Table of Contents ELECTRICAL DIAGRAMS 2 . . . . . . . . . . . . . . . . . . . . . Traction Speed Sensor . . . . . . . . . . . . . . . . . . . . . 14 SPECIAL TOOLS 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Accessory Solenoid . . . . . . . . . . . . . . . ...

Electrical Diagrams The electrical schematic, electrical circuit drawings and wire harness drawings for the Multi Pro 5700–D are lo-cated in Chapter 8 – Electrical Diagrams. Electrical System Page 5 – 2 Multi Pro 5700–D

Rev. C Multi Pro 5700--D Page 5 -- 3 Electrical System Special Tools Order these special tools from your Toro Distributor. Some tools may also be available from a local supplier. Multimeter The multimeter can test electrical components and cir- cuits for current, resistance, or voltage. NOTE: Toro r...

Troubleshooting CAUTION Remove all especially rings and watches, before doing any electrical trouble- cables unless the test requires battery voltage. jewelry, shooting or testing. Disconnect the battery For effective troubleshooting and repairs, you must have a good understanding of the electrical ...

Starting Problems (continued) Problem Possible Causes Engine cranks, but does not start. Ignition switch is faulty. Engine is malfunctioning (see Chapter 3 – Kubota Diesel Engine). Fuel system is malfunctioning (see Chapter 3 – Kubota Diesel Engine). Engine may be too cold. Engine cranks (but should...

Rev. C Multi Pro 5700--D Page 5 -- 6 Electrical System Electrical System Quick Checks Battery Test (Open Circuit Test) Use a multimeter to measure the voltage between the battery terminals. Set the multimeter to the DC volts setting. The battery should be at a temperature of 60 o to 100 o F (16 o to...

Rev. D Multi Pro 5700--D Page 5 -- 7 Electrical System Component Testing For accurate resistance and/or continuity checks, elec- trically disconnect the component being tested from the circuit (e.g. disconnect the ignition switch connectors before doing a continuity check on the ignition switch). NO...

Neutral Switch The neutral switch is located on the top side of the piston (traction) pump (Fig. 7). The switch is closed when the traction pedal is in the neutral position and opens when the pedal is depressed in either direction (forward or re-verse). Test the switch by disconnecting the wires fro...

Headlight Switch The headlight switch is located on the dash panel (Fig. 10) and is used to turn the headlights on and off. Testing 1. Make sure ignition switch is off. Locate headlight switch and unplug wire harness connector from switch. 2. The switch terminals are marked as shown in Figure 11. In...

Multi Pro 5700–D Page 5 – 10 Electrical System Cruise Control Switch The cruise control switch is positioned on the dash panelabove the ignition switch (Fig. 12). This switch ener-gizes the cruise control coil to allow the operator to main-tain a constant ground speed. Testing 1. Make sure ignition ...

Multi Pro 5700–D Page 5 – 11 Electrical System Brake Pedal Switch The brake pedal switch is mounted on the frame underthe floorboard (Fig. 15). The brake pedal switch pre-vents the cruise control coil from being energized whenthe brake pedal is pushed. Testing 1. Make sure ignition switch is off. Lo...

Temperature Sender The temperature sender is located near the alternator on the water flange attached to the engine cylinder head (Fig. 17). There is a blue wire attached to the terminal of the sender. Testing 1. Lower coolant level in the engine and remove the temperature sender from water flange. ...

Multi Pro 5700–D Page 5 – 13 Electrical System Indicator Lights High Temperature Warning Light If the engine coolant temperature rises to approximately220 o F (104 o C), the high temperature light should come on when the normally open temperature sender closes. To test the high temperature warning l...

Rev. C Multi Pro 5700--D Page 5 -- 14 Electrical System Traction Speed Sensor The traction speed sensor is attached to the right side rear wheel motor (Fig. 21). The sensor provides ground speed information for two (2) options: the Pro Control Electronics and the speedometer kit. It uses a magneti- ...

Accessory Solenoid The accessory solenoid provides a current supply to the spray system and optional accessories (e.g. foam mark-ers). The solenoid is energized when the ignition key switch is in the RUN position. The accessory solenoid is attached to the electric panel under the operator seat (Fig....

Pressure Rate and Boom Actuator Switches The pressure rate (increase/decrease) switch is located on the spray control console (Fig. 25). This switch along with the Manual Interface Module (or Pro Control, if equipped) changes the applied current to the PWM valve which controls hydraulic flow to the ...

Spray Pump, Agitation and Boom Control Switches The spray pump (on/off), agitation (on/off) and boom (on/off) control switches are located on the spray control console (Fig. 27). Testing 1. Make sure ignition switch is off. Remove console panel, locate switch and unplug machine wire harness connecto...

Rev. D Multi Pro 5700--D Page 5 -- 19 Electrical System Pulse Width Modulated (PWM) Valve Solenoid The Pulse Width Modulated (PWM) Valve which con- trols hydraulic flow to the spray pump motor includes an electric solenoid (Fig. 30). When the spray console rate switch is depressed, the available cur...

Manual Interface Module The manual interface module is used in conjunction with the increase/decrease switch to adjust current flow to the PWM Valve and to maintain pump rate settings when the booms are turned off and on again using the master boom (foot) switch. The module is fastened to the head l...

Relays The Multi Pro 5700–D uses three (3) relays that are at-tached to the electric panel under the operator seat. One of these relays is used to energize the cruise control coil. The other two relays are used in the spray system in conjunction with the master boom (foot) switch to turn the spray b...

Glow Relay The glow relay is attached to the electric panel under the operator seat (Fig. 36). When energized, the glow relay allows electrical current to the engine glow plugs. NOTE: Prior to taking small resistance readings with a digital multi meter, short the meter test leads together. The meter...

Multi Pro 5700–D Page 5 – 23 Electrical System Fuel Stop Solenoid The fuel stop solenoid must be energized for the engineto run. It is mounted to the injection pump on the engine(Fig. 37). In Place Testing NOTE: Prior to taking small resistance readings with a digital multimeter, short the test lead...

Glow Controller The controller is attached to the electric panel under the operator seat. NOTE: Refer to see Chapter 8 – Electrical Diagrams when troubleshooting the glow controller. Controller Operation 1. When the ignition switch is placed in the RUN posi-tion, the controller energizes the glow pl...

Rev. C Multi Pro 5700--D Page 5 -- 25 Electrical System Fuel Pump The fuel pump is attached to the frame just outboard of the fuel injection pump (Fig. 40). DANGER Because diesel fuel is highly flammable, use cau- tion when handling it. Do not smoke while testing the fuel pump. Do not test fuel pump...

Fusible Link Harness The Multi Pro 5700–D uses three (3) fusible links for cir-cuit protection. These fusible links are located in a har-ness that connects the starter B+ terminal to the main wire harness (Fig. 41). If any of these links should fail, current to the protected circuit will cease. Refe...

Multi Pro 5700–D Page 5 – 27 Electrical System Service and Repairs NOTE: See the Kubota 05 Series Diesel Engine Ser- vice Manual for engine electrical component repair in-formation. Headlights Removal and Installation 1. Set parking brake, turn ignition off, and remove key. 2. Remove two (2) flange ...

Battery Storage If the machine will be stored for more than 30 days: 1. Remove the battery and charge it fully (see Battery Service). 2. Either store battery on a shelf or on the machine. 3. Leave cables disconnected if the battery is stored on the machine. 4. Store battery in a cool atmosphere to a...

Battery Service The battery is the heart of the electrical system. With regular and proper service, battery life can be extended. Additionally, battery and electrical component failure can be prevented. CAUTION When working with batteries, use extreme cau- eyes. Always wear safety goggles and a face...

Rev. D Multi Pro 5700--D Page 6 -- 1 Spray System Chapter 6 Spray System Table of Contents SPECIFICATIONS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GENERAL INFORMATION 3 . . . . . . . . . . . . . . . . . . . . . Precautions Concerning Chemicals Used in Spray System 3 . . . . . . . ...

Rev. D Multi Pro 5700--D Page 6 -- 3 Spray System General Information Precautions Concerning Chemicals Used in Spray System Chemicals can injure persons, animals, plants, soil, or other property. To eliminate environmental damage and personal injury: 1. Select the proper chemical for the job. 2. Car...

Multi Pro 5700–D Page 6 – 4 Spray System Spray System Flow Diagram PRESSURE GAUGE DAMPENER DIAPHRAGM SUCTION SUCTION PRESSURE DAMPENER & SCREEN RELIEF PRESSURE CENTER BOOM RIGHT BOOM LEFT BOOM BOOM CONTROL PUMP FLOWMETER SUCTION PRESSURE FLOW DIRECTION (if equipped) AGIT A TION AGIT A TION AGIT ...

Spray System Operation The Multi Pro 5700–D spray system uses a positive dis- placement diaphragm pump to move spray solution from the spray tank to the boom nozzles. The spray pump is self–priming and has a dry crankcase. The downward stroke of the pumps’ two connecting rods and diaphragms create s...

Service and Repairs Suction Dampener The suction dampener is mounted to the suction line at the spray pump (Fig. 2) and is used to dampen suction pulses to smooth suction flow. During normal pump op- eration, the suction dampener diaphragm will move. IMPORTANT: Make sure to neutralize and remove che...

Pressure Dampener The pressure dampener is mounted to the pressure line at the spray pump (Fig. 4) and is used to smooth system pressure pulsation. Adjust air pressure on the pressure dampener from 12 to 15 PSI (.83 to 1.03 bar). IMPORTANT: Any fluid in the pressure dampener will include spray syste...

Spray Pump Service 9 10 11 12 13 14 7 8 15 16 17 18 1 2 3 4 5 6 5 6 8 7 9 12 13 14 10 18 19 20 21 22 23 25 26 21 20 4 27 32 ft–lb (44 N–m) 32 ft–lb (44 N–m) 55 ft–lb (75 N–m) 25 ft–lb (34 N–m) 60 ft–lb (80 N–m) 60 ft–lb (80 N–m) 3 2 25 19. Hex nut 20. Connecting rod 21. Ball bearing (connecting rod)...

Rev. D Multi Pro 5700--D Page 6 -- 20 Spray System Spray Control Assembly 1. Boom valve motor assembly 2. O--ring 3. Flange nut 4. Flange nut 5. Flange head screw 6. Boom mounting bracket 7. Cross support angle 8. RH boom mount 9. Flange nut 10. Boom hold--in assembly 11. Valve mounting bar 12. LH b...

Rev. D Multi Pro 5700--D Page 6 -- 22 Spray System Boom Valve Motor Assembly 1. RH boom valve motor 2. O--ring 3. Valve joiner 4. Center boom valve motor 5. LH boom valve motor 6. Boom bypass joiner 7. O--ring 8. Fork 9. End cap 10. O--ring 11. Connector 12. Fork 13. Hosebarb 14. Mounting bracket (e...

Rev. D Multi Pro 5700--D Page 6 -- 24 Spray System Agitation Valve Motor Assembly 1. Agitation valve motor 2. O--ring 3. End cover 4. O--ring 5. Washer 6. Rod 7. Nut 8. O--ring 9. End cap 10. Fork 11. Nut 12. Hosebarb 13. O--ring 14. Mounting bracket 15. Screw 16. Fork 17. Hosebarb 18. O--ring 19. C...

Rev. D Multi Pro 5700--D Page 6 -- 30 Spray System Boom Bypass 1. Spray tank 2. Boom valve motor assembly 3. O--ring 4. Hosebarb 5. Hose clamp 6. Boom bypass hose (1”) 7. Fork 8. Boom supply hose (1 1/2”) 9. Hose clamp 10. Elbow fitting 11. Fork 12. O--ring 13. Bulkhead nut 14. Bulkhead gasket 15. B...

Multi Pro 5700–D Page 6 – 32 Spray System Tank Suction 1. Suction hose (1 1/2”) 2. Hose clamp 3. Hosebarb 4. O–ring 5. Suction screen vane 6. Suction screen 7. Fork 8. Filter housing 9. Expansion pin (2 used) 10. Gasket 11. Hosebarb 12. O–ring 13. Bulkhead nut 14. Hose clamp 15. Suction hose 16. Elb...

Rev. D Multi Pro 5700--D Page 6 -- 34 Spray System Tank Drain Valve (Machines with Serial Numbers Below 270000000) 1. Drain handle 2. Nut 3. O--ring 4. Bulkhead 5. Gasket 6. Ringnut 7. Retaining ring 8. Chain 9. Drain assembly 10. Bulkhead 11. Hosebarb 12. Spray tank Figure 39 FRONT RIGHT 2 4 6 9 7 ...

Rev. D Page 6 -- 35.1 Multi Pro 5700--D Spray System Tank Drain Valve (Machines with Serial Numbers Above 270000000) 1. Drain outlet 2. Plastic seal 3. Ring nut 4. O--ring 5. Elbow fitting 6. Bulkhead nut 7. Hose clamp (2 used) 8. Hose (1” ID) 9. Flange nut 10. Barbed fitting 11. Drain valve 12. Peg...

Multi Pro 5700–D Page 6 – 36 Spray System Turret Bodies 1. Turret body (w/90 o elbow) 2. 90 o elbow (1 used) 3. Screw 4. Turret body (w/double hose barb) 5. Turret body (w/single hose barb) 6. Single hose barb (3 used) 7. Double hose barb(7 used) 8. Turret body clamp 9. Hose barb (for 90 o elbow) Fi...

Turret Body Service Disassembly (Fig. 36) IMPORTANT: Make sure to remove and neutralize chemicals from spray components before disas- sembly. Wear protective clothing, chemical resist- ant gloves, and eye protection during repair. 1. Pull e–clip from body and slide plug with o–ring from body. 2. Dis...

Disassembly (Fig. 38) 1. Park machine on a level surface, lower booms, stop engine, engage parking brake, and remove key from the ignition switch. 2. Support boom to prevent it from falling. Remove cap screw and hex nut that secure boom support to break- away assembly. 3. Remove hex nut, flat washer...

Multi Pro 5700--D Chassis Page 7 -- 1 Chapter 7 Chassis Table of Contents SPECIFICATIONS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SERVICE AND REPAIRS 3 . . . . . . . . . . . . . . . . . . . . . . Tie Rod Ends 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Front Wh...

Service and Repairs Tie Rod Ends Removal (Fig. 1) 1. Loosen jam nut on tie rod end. Note: Left side tie rod end has left hand threads. 2. Remove cotter pin and castle nut that secure tie rod end to spindle. 3. Use a suitable puller to separate tie rod end from spindle. 4. When removing tie rod end f...

Multi Pro 5700–D Chassis Page 7 – 4 Front Wheels and Hubs Figure 3 1. Lug nut (5 used per wheel)2. Wheel and tire assembly3. Dust cap 4. Slotted hex nut 5. Washer6. Wheel bearing cone7. Wheel bearing cup8. Wheel hub 9. Wheel stud (5 used per wheel)10. Seal11. Cotter pin12. Front spindle (RH shown) 5...

Removal (Fig. 3) 1. Park machine on a level surface, stop engine, en-gage parking brake, and remove key from the ignition switch. CAUTION When changing tires or performing other ser-vice, use correct blocks, hoists, and jacks. Make sure machine is parked on a solid, level machine. Always chock or bl...

Multi Pro 5700–D Chassis Page 7 – 6 Spindles 1. Front axle 2. Flat washer 3. Washer head screw4. King pin 5. Hydraulic steering cylinder6. Lock nut 7. LH spindle assembly8. Castle nut 9. Cotter pin 10. Tie rod assembly11. Thrust bearing12. Bushing13. Grease fitting14. RH spindle15. Hex nut16. Steeri...

Disassembly (Fig. 4) 1. Park machine on a level surface, stop engine, en-gage parking brake, and remove key from the ignition switch. CAUTION ing other service, use correct blocks, hoists, and jacks. Make sure machine is parked on a ments that may interfere with the safe and block wheels. Use jack s...

Multi Pro 5700–D Chassis Page 7 – 8 Front Suspension 1. Front axle 2. Flat washer 3. Lock washer 4. Hex nut 5. Hex nut 6. Lock washer 7. Hex nut 8. Inside shackle 9. Shackle bushing 10. Shoulder bolt11. Outside shackle12. Spacer13. Shoulder bolt14. Shock absorber15. Axle bumper16. Cap screw (4 used ...

Disassembly (Fig. 5) 1. Park machine on a level surface, stop engine, en-gage parking brake, and remove key. CAUTION ing other service, use correct blocks, hoists, and jacks. Make sure machine is parked on a ments that may interfere with the safe and block wheels. Use jack stands or solid wood jack ...

Multi Pro 5700–D Chassis Page 7 – 10 Brake Assembly 1. RH brake cable2. Planetary assembly 3. Lug nut (8 used per wheel)4. Tire and wheel assembly5. Gasket6. RH brake assembly 7. Flange head screw (4 used per brake)8. Splined brake shaft9. Retaining ring 10. O–ring11. RH wheel motor12. Flat washer (...

Multi Pro 5700–D Chassis Page 7 – 12 Brake Inspection and Repair 1. Brake housing (LH shown)2. Seal3. Pull rod 4. Clevis pin 5. Link 6. Hitch pin (2 used)7. Stationary disc 8. Rotating disc 9. Retaining ring 10. Gasket 11. Rotating actuator12. Extension spring (3 used)13. Ball (3 used)14. Plug (2 us...

Multi Pro 5700–D Chassis Page 7 – 13 Brake Cables Removal 1. Remove brake cable from brake equalizer at front ofmachine under floorboard (Fig. 10 and 11): A. Remove cotter pin, flat washer, and clevis pin thatsecure brake cable to brake equalizer. B. Loosen jam nuts that secure cable to cable brack-...

Rev. C Multi Pro 5700--D Chassis Page 7 -- 14 Planetary Wheel Drive Assembly 1. RH brake cable 2. Planetary assembly 3. Lug nut (8 used per wheel) 4. Tire and wheel assembly 5. Gasket 6. RH brake assembly 7. Flange head screw (4 used per brake) 8. Splined brake shaft 9. Retaining ring 10. O--ring 11...

Rev. C Multi Pro 5700--D Chassis Page 7 -- 16 Planetary Wheel Drive Service 1. Spindle 2. Boot seal 3. Oil seal 4. Inner bearing cone 5. Inner bearing cup 6. Wheel stud (8 used) 7. Socket head screw (16 used) 8. Lock washer (16 used) 9. Housing 10. Dowel pin (2 used) 11. Outer bearing cup 12. Outer ...

Multi Pro 5700--D Page 7.1 -- 1 Sonic Boom System (Optional Kit) Chapter 7.1 Sonic Boom System Table of Contents GENERAL INFORMATION 2 . . . . . . . . . . . . . . . . . . . . . Installation Instructions 2 . . . . . . . . . . . . . . . . . . . . . . . Precautions Concerning Chemicals Used in Spray Sy...

Multi Pro 5700--D Page 7.1 -- 2 Sonic Boom System (Optional Kit) General Information Installation Instructions The Sonic Boom Kit Installation Instructions provides in- formation regarding the installation, operation and gen- eral maintenance for your Sonic Boom System. Refer to that publication for...

Multi Pro 5700--D Page 7.1 -- 3 Sonic Boom System (Optional Kit) Special Tools Diagnostic Display The Diagnostic Display (Fig. 1) can be connected to the Sonic Boom wire harness communication connector to verify correct electrical functions of the Sonic Boom Sys- tem. Electronic control unit (ECU) i...

Multi Pro 5700--D Page 7.1 -- 4 Sonic Boom System (Optional Kit) Electrical Schematic Sonic B oom System RI GHT B OOM ACT U AT O R SWIT CH LE FT B OOM ACT U AT O R SWIT CH RI GHT B OOM ACT U AT O R LE FT B OOM ACT U AT O R

Multi Pro 5700--D Page 7.1 -- 6 Sonic Boom System (Optional Kit) Sonic Boom System Operation Sonic B oom System Power Current Control Current Indicator Light Current (IN A UT O P O S ITIO N) (N O T ENERG IZ E D) (N O T ENERG IZ E D) (N O T ENERG IZ E D) (N O T ENERG IZ E D) (ST AT IO N AR Y) (ST AT ...

Multi Pro 5700--D Page 7.1 -- 7 Sonic Boom System (Optional Kit) Sprayer Operation on Level Turf During sprayer operation with the sonic boom switch in the automatic position (sonic boom light is illuminated), the boom mounted sonic boom sensors continually send impulse signals and then receive echo...

Multi Pro 5700--D Page 7.1 -- 9 Sonic Boom System (Optional Kit) Downward Slope in Turf Encountered During sprayer operation with the sonic boom switch in the automatic position (sonic boom light is illuminated), the boom mounted sonic boom sensors continually send impulse signals and then receive e...

Multi Pro 5700--D Page 7.1 -- 11 Sonic Boom System (Optional Kit) Rise in Turf Encountered During sprayer operation with the sonic boom switch in the automatic position (sonic boom light is illuminated), the boom mounted sonic boom sensors continually send impulse signals and then receive echos as t...

Multi Pro 5700--D Page 7.1 -- 13 Sonic Boom System (Optional Kit) Boom Level Changed by Operator During Automatic Operation During sprayer operation with the sonic boom switch in the automatic position (sonic boom light is illuminated), the boom mounted sonic boom sensors continually send impulse si...

Multi Pro 5700--D Page 7.1 -- 15 Sonic Boom System (Optional Kit) Manual Boom Operation During sprayer operation with the sonic boom switch in the manual position, the spray booms will remain in posi- tion unless the operator presses a boom actuator switch. When the sonic boom switch is in the manua...

Multi Pro 5700--D Page 7.1 -- 16 Sonic Boom System (Optional Kit) Troubleshooting For effective troubleshooting and repairs, there must be a good understanding of the electrical circuits and com- ponents used on the Sonic Boom System (see Sonic Boom System Operation in this chapter). NOTE: When trou...

Multi Pro 5700--D Page 7.1 -- 20 Sonic Boom System (Optional Kit) Troubleshooting Chart The chart that follows contains suggestions that can be used to assist in diagnosing Sonic Boom System perfor- mance issues. These suggestions are not all--inclusive. Also, consider that there may be more than on...

Multi Pro 5700--D Page 7.1 -- 22 Sonic Boom System (Optional Kit) Service and Repairs Sonic Mode Switch The sonic mode switch is used as an input for the ECU to activate the Sonic Boom System. This switch has three (3) positions: automatic, manual and off. The sonic mode switch is located on the con...

Multi Pro 5700--D Page 7.1 -- 25 Sonic Boom System (Optional Kit) Sonic Sensor Two (2) identical sonic sensors are used in the Sonic Boom System. The sensors are mounted to the spray booms (Fig. 13). During sprayer operation with the sonic mode switch in the automatic position, the sonic sensors wil...

Rev. D Multi Pro 5700--D Electrical Diagrams Page 8 -- 1 Chapter 8 Electrical Diagrams Table of Contents ELECTRICAL SCHEMATICS Vehicle Electrical Schematic 3 . . . . . . . . . . . . . . . . . . . Spray System Electrical Schematic (Serial Number Below 260000000) 4 . . . . . . . . . . . . . . . . . . ...

Page 8 – 3 Rev. A Multi Pro 5700–D All relays and solenoids are shown as de–energized. R R R R B G BK PK 7 8 BU BN/W BN/W R GY GY PK +12V LAMP BU W R GN/R BU OR OVER TEMP BK F 8 F7 20A F6 15A F5 15A F 3 F2 10A F4 10A F 1 15 A GY GY THE ENGINE GROUND ENGINE VIO/W R FL1 FL2 R/BK R/W R W BK GN/R R/BK R...

Glow Plug Circuit Multi Pro 5700–D R R R R B G BK PK 7 8 BU BN/W BN/W R GY GY PK +12V LAMP BU W R GN/R BU OR OVER TEMP BK F 8 F7 20A F6 15A F5 15A F 3 F2 10A F4 10A F 1 GY GY THE ENGINE GROUND ENGINE VIO/W R FL1 FL2 R/BK R/W R W BK GN/R R/BK R/W R/BK VIO/W VIO GN/R OR BK OR BN ENGINE VIO BK BU BU GY...

Start Circuit Multi Pro 5700–D R R R R B G BK PK 7 8 BU BN/W BN/W R GY GY PK +12V LAMP BU W R GN/R BU OR OVER TEMP BK F 8 F7 20A F6 15A F5 15A F 3 15 A F2 10A F4 10A F 1 GY GY THE ENGINE GROUND ENGINE VIO/W R FL1 FL2 R/BK R/W R W BK GN/R R/BK R/W R/BK VIO/W VIO GN/R OR BK OR BN ENGINE VIO BK BU BU G...

Run Circuit Multi Pro 5700–D R R R R B G BK PK 7 8 BU BN/W BN/W R GY GY PK +12V LAMP BU W R GN/R BU OR OVER TEMP BK F7 20A F6 15A F5 15A F 3 15 A F2 10A F4 10A F 1 GY GY THE ENGINE GROUND ENGINE VIO/W R FL1 FL2 R/BK R/W R W BK GN/R R/BK R/W R/BK VIO/W VIO GN/R OR BK OR BN ENGINE VIO BK BU BU GY (+) ...

Cruise Control Circuit Multi Pro 5700–D R R R R B G BK PK 7 8 BU BN/W BN/W R GY GY PK +12V LAMP BU W R GN/R BU OR OVER TEMP BK F7 20A F6 15A F5 15A F 3 F2 10A F4 10A F 1 GY GY THE ENGINE GROUND ENGINE VIO/W R FL1 FL2 R/BK R/W R W BK GN/R R/BK R/W R/BK VIO/W VIO GN/R OR BK OR BN ENGINE VIO BK BU BU G...

Page 8 – 10 Rev. A Multi Pro 5700–D Vehicle Wire Harness (Serial Number Below 240000300)

Rev. D Page 8 -- 16 Multi Pro 5700--D Spray System Wire Harness (Serial Number Below 260000000)