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Manual Toro 7066

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  • Toro 7066 - page 1

    (Model 07066) Part No. 10179S L Service Manual Pro Sweep Preface The pur pose of this public ation is to pr ovide t he service technic ian with inf orm ation f or t roubles hooting, test ing and repair of major systems and com ponents on t he Pro Sweep (M odel 07066). REFE R TO THE O PERA TOR’S MANUAL F OR OPE R- A TING , M AINT ENA NCE AND ADJUS ...

  • Toro 7066 - page 2

    Pro S weep This page is intent ionall y blank . ...

  • Toro 7066 - page 3

    Pro S weep T able Of Contents Chapter 1 - - Safety Safe ty Instr ucti ons 1 - - 2 .......................... Jackin g Instructions 1 - - 4 ......................... Secur ing Pro S weep to T ow V ehicle 1 - - 5 ........... Safet y and I nst ruc tion Dec als 1 - - 5 ................ Cha pter 2 - - P roduct Re cor ds and Mainte nanc e Produc t Record ...

  • Toro 7066 - page 4

    Pro S weep This page is intent ionall y blank . ...

  • Toro 7066 - page 5

    Pro S weep Page 1 - - 1 Safety Chapter 1 Sa fety T able of Contents SAF ET Y INS TRUCT I ONS 2 ...................... Befor e Oper ating 2 ............................ While O perat ing 2 ............................. Maint enance and Ser vice 3 .................... JACKI NG I NST RUCTI O NS 4 ..................... SECURI NG PRO SW EE P TO TOW VEHI ...

  • Toro 7066 - page 6

    Pro S weep Page 1 - - 2 Safety Safety Instructions The P ro Sweep is designed and test ed to offer saf e ser- vice when oper ated and maintained properly . Alt hough hazard contr ol and acc ident prevent ion part ially ar e de- pendent upon t he design and conf igurat ion of the m a- chine, these fact ors ar e also dependent upon t he awareness , c ...

  • Toro 7066 - page 7

    Pro S weep Page 1 - - 3 Safety Maintenanc e and Ser vice 1. Befor e ser vicing or m aking adjust ment s, empt y Pr o Sweep hopper and pos ition sweeper on a lev el surf ace. Chock sweeper wheels to prevent it f rom m oving. I f sweeper is att ached t o tow v ehicle, apply t ow vehicle parking br ake, stop engine and rem ove key from t he ignition s ...

  • Toro 7066 - page 8

    Pro S weep Page 1 - - 4 Safety Jacking Instructions CAUTION When cha nging tires or pe rfor ming othe r se r- vice, u se correct ho i sts an d j acks to s upport sweep er . Make sure machi ne is parked o n a sol - id level surf ace such as a co n crete fl oo r . Alw ays cho ck o r bl o ck wh eel s. Use ap p rop ri ate j ack st ands to suppor t the ...

  • Toro 7066 - page 9

    Pro S weep Page 1 - - 5 Safety Securing Pro Sw eep to T ow V ehicle While operating or ser vicing t he P ro Sweep, mak e sure that hit ch pin is proper ly posit ioned in tow vehic le hitc h and sweeper t ongue. Hit ch pin s hould be secur ed with hairpin clip (F ig. 2) . 1. Hitch pin 2. Hairpin clip Figur e 2 2 1 Safety and Instruction Decals Numer ...

  • Toro 7066 - page 10

    Pro S weep Page 1 - - 6 Safety This page is intent ionall y blank . ...

  • Toro 7066 - page 11

    Pro Sweep Page 2 - - 1 Product Records and Maintenance Chapter 2 Product Records and Maintenance T able of Contents PRODUCT RECORDS 1 ......................... MAINTENANCE 1 ............................... EQUIV ALENTS AND CONVERSIONS 2 ........... Decimal and Millimeter Equivalents 2 ............ U.S. to Metric Conversions 2 ................... TO ...

  • Toro 7066 - page 12

    0.09375 Pro Sweep Page 2 - - 2 Product Records and Maintenance Equivalents and Conversions ...

  • Toro 7066 - page 13

    Pro Sweep Page 2 - - 3 Product Records and Maintenance T orque Specifications Recommended fastener torque values are listed in the following tables. For critical applications, as determined by T oro, either the r ecommended torque or a torque that is unique to the application is clearly identified and spe- cified in this Service Manual. These T orq ...

  • Toro 7066 - page 14

    Pro Sweep Page 2 - - 4 Product Records and Maintenance Standard T orque for Dry , Zinc Plated and Steel Fasteners (Inch Series) Thread Size Grade 1, 5 & 8w i t hT h i n Height Nuts SAE Grade 1 Bolts, Screws, Studs & Sems with Regular Height Nuts (SAE J995 Grade 2 or Stronger Nuts) SAE Grade 5 Bolts, Screws, Studs & Sems with Regular Hei ...

  • Toro 7066 - page 15

    Pro Sweep Page 2 - - 5 Product Records and Maintenance Standard T orque for Dry , Zinc Plated and Steel Fasteners (Metric Fasteners) T h r e a d S i z e Class 8.8 Bolts, Screws and Studs with R e g u l a r H e i g h t N u t s Class 10.9 Bolts, Screws and Studs with R e g u l a r H e i g h t N u t s Thread Size Regular Height Nuts (Class 8 or Strong ...

  • Toro 7066 - page 16

    Pro Sweep Page 2 - - 6 Product Records and Maintenance Other T orque Specifications SAE Grade 8 Steel Set Screws T h r e a d S i z e Recommended T orque Thread Size 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 + 3f t - - l b 1/2 - ...

  • Toro 7066 - page 17

    Pro Sweep Hydraulic System Page 3 - - 1 Chapter 3 Hydraulic System T able of Contents GENERAL INFORMA TION 2 ..................... Operator ’s Manual 2 .......................... Hydraulic Hoses 2 ............................ Hydraulic Hose and T ube Installation 3 .......... Hydraulic Fitting Installation 4 ................... Relieving Hydrauli ...

  • Toro 7066 - page 18

    Pro Sweep Hydraulic System Page 3 - - 2 General Information Operator ’s Manual The Operator ’s Manual provides information regarding the operation, general maintenance and maintenance intervals for your Pro Sweep machine. Refer to that pub- lication for additional information when servicing the machine. Hydraulic Hoses Hydraulic hoses are subje ...

  • Toro 7066 - page 19

    Pro Sweep Hydraulic System Page 3 - - 3 Hydraulic Hose and T ube Installation (O - - Ring Face Seal Fitting) 1. Make sure threads and sealing surfaces of the hose/ tube and the fitting are free of burrs, n icks, scratches or any foreign material. 2. As a preventative measure against leakage, it is rec- ommended that the face seal O - - ring be repl ...

  • Toro 7066 - page 20

    Pro Sweep Hydraulic System Page 3 - - 4 Hydraulic Fitting Installation (SAE Straight Thread O - - Ring Fitting into Component Port) Non - - Adjustable Fitting (Fig. 4) 1. Make sure all threads and sealing surfaces of fitting and component port are free of burrs, nicks, scratches or any foreign material. 2. As a preventative measure against leakage, ...

  • Toro 7066 - page 21

    Pro Sweep Hydraulic System Page 3 - - 5 Adjustable Fitting (Fig. 6) 1. Make sure all threads and sealing surfaces of fitting and component port are free of burrs, nicks, scratches or any foreign material. 2. As a preventative measure against leakage, it is rec- ommended that the O - - ring be replaced any time the connection is opened. 3. Lightly l ...

  • Toro 7066 - page 22

    Pro Sweep Hydraulic System Page 3 - - 6 Relieving Hydraulic System Pressure CAUTION Before disconnecting any hydraulic compo - nents, operate all sweeper hydraulic controls to relieve system pressure and avoid injury from pressurized hydraulic oil. Before disconnecting or performing any work on the Pro Sweep hydraulic system, all pressure in the hy ...

  • Toro 7066 - page 23

    Pro Sweep Hydraulic System Page 3 - - 7 Hydraulic Schematic Hydraulic Schematic Pro Sweep All solenoids are shown as de - - energized CONTROL MANIFOLD LIFT CYLINDER OFFSET CYLINDER Hydraulic System ...

  • Toro 7066 - page 24

    Pro Sweep Hydraulic System Page 3 - - 8 Hydraulic Flow Diagrams Working Pressure Return Flow Brush Rotating Shown CONTROL MANIFOLD LIFT CYLINDER OFFSET CYLINDER Brush Circuit (ENERGIZED) (ROT A TING) ...

  • Toro 7066 - page 25

    Pro Sweep Hydraulic System Page 3 - - 9 Brush Circuit NOTE: Hydraulic flow and relief pressure for the Pro Sweep are determined by the tow vehicle. When the tow vehicle hydraulics are engaged for the sweeper , hydraulic flow from the tow vehicle goes to the sweeper control manifold (port P) through the hydraulic inlet hose. If the sweeper brush mot ...

  • Toro 7066 - page 26

    Pro Sweep Hydraulic System Page 3 - - 10 Working Pressure Return Flow Dump Circuits CONTROL MANIFOLD LIFT CYLINDER OFFSET CYLINDER (ENERGIZED) (EXTENDING) (DE - - ENERGIZED) Sweeper Raise/Hopper (DE - - E NERGIZED) ...

  • Toro 7066 - page 27

    Pro Sweep Hydraulic System Page 3 - - 1 1 Sweeper Raise/Hopper Dump Circuits NOTE: Hydraulic flow and relief pressure to the Pro Sweep are determined by the tow vehicle. When the tow vehicle hydraulics are engaged for the sweeper , hydraulic flow from the tow vehicle goes to the sweeper control manifold (port P) through the hydraulic inlet hose. If ...

  • Toro 7066 - page 28

    Pro Sweep Hydraulic System Page 3 - - 12 Working Pressure Return Flow CONTROL MANIFOLD LIFT CYLINDER OFFSET CYLINDER (DE - - ENERGIZED) (RETRACTING) (ENERGIZED) (DE - - ENERGIZED) Sweeper Lower Circuits ...

  • Toro 7066 - page 29

    Pro Sweep Hydraulic System Page 3 - - 13 Sweeper Lower Circuits NOTE: Hydraulic flow and relief pressure to the Pro Sweep are determined by the tow vehicle. When the tow vehicle hydraulics are engaged for the sweeper , hydraulic flow from the tow vehicle goes to the sweeper control manifold (port P) through the hydraulic inlet hose. If the sweeper ...

  • Toro 7066 - page 30

    Pro Sweep Hydraulic System Page 3 - - 14 Working Pressure Return Flow (Offset to Right Shown) CONTROL MANIFOLD LIFT CYLINDER OFFSET CYLINDER Sweeper Offset Circuits (EXTENDING) F O RR HO F F S E T ) (SHIFTED) (LOWER COIL ENERGIZED ...

  • Toro 7066 - page 31

    Pro Sweep Hydraulic System Page 3 - - 15 Sweeper Offset Circuits NOTE: Hydraulic flow and relief pressure to the Pro Sweep are determined by the tow vehicle. When the tow vehicle hydraulics are engaged for the sweeper , hydraulic flow from the tow vehicle goes to the sweeper control manifold (port P) through the hydraulic inlet hose. If the sweeper ...

  • Toro 7066 - page 32

    Pro Sweep Hydraulic System Page 3 - - 16 T roubleshooting 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 or noise has a potential for failure. Should either of t ...

  • Toro 7066 - page 33

    Pro Sweep Hydraulic System Page 3 - - 17 Problem Possible Cause Brush motor will not turn. Control module has gone to time - - out due to inactivity of remote transmitter . Sweeper is raised above transport height. Hydraulic hose(s) to tow vehicle are not connected (lift cylinder and offset cylinder af fected as well). T ow vehicle hydraulics are n ...

  • Toro 7066 - page 34

    Pro Sweep Hydraulic System Page 3 - - 18 Problem Possible Cause Sweeper will not lift or lifts slowly . Control module has gone to time - - out due to inactivity of remote transmitter . Hydraulic hose(s) to tow vehicle are not connected (brush motor and offset cylinder affected as well). T ow vehicle hydraulics are not engaged to Pro Sweep (brush m ...

  • Toro 7066 - page 35

    Pro Sweep Hydraulic System Page 3 - - 19 Problem Possible Cause Sweep hopper will not dump. Remote transmitter dump sequence not followed. Control module has gone to time - - out due to inactivity of remote transmitter . Sweeper is in the offset position. Sweeper not in transport height when remote transmitter dump se- quence was entered. Hydraulic ...

  • Toro 7066 - page 36

    Pro Sweep Hydraulic System Page 3 - - 20 Problem Possible Cause Sweeper will not move to or from the offset position. Control module has gone to time - - out due to inactivity of remote transmitter . Hydraulic hose(s) to tow vehicle are not connected (brush motor and lift cylinder affected as well). T ow vehicle hydraulics are not engaged to Pro Sw ...

  • Toro 7066 - page 37

    Pro Sweep Hydraulic System Page 3 - - 21 This page is intentionally blank. Hydraulic System ...

  • Toro 7066 - page 38

    Pro Sweep Hydraulic System Page 3 - - 22 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, empty sweeper hopper and position s weeper on a level surface. C hock sweeper wheels to prevent sweep- er from m ...

  • Toro 7066 - page 39

    Pro Sweep Hydraulic System Page 3 - - 23 Check Hydraulic Lines and Hoses W ARNING Keep body and hands away from pin hole leaks or nozzles that eject hydraulic fluid under high pressure. Use paper or cardboard, not hands, t o search for leaks. Hydraulic fluid escaping under pressure can have sufficient force to penetrate the skin and cause serious i ...

  • Toro 7066 - page 40

    Pro Sweep Hydraulic System Page 3 - - 24 Brush Motor 1. Brush housing 2. Coupling cover (2 used) 3. Lock washer (8 used) 4. Cap screw (8 used) 5. Lock nut (2 used) 6. Flat washer (2 used) 7. Carriage bolt (6 used) 8. Coupling assembly 9. Hydraulic hose (2 used) 10. O - - ring (2 used) 1 1. Hydraulic fitting (2 used) 12. O - - ring (2 used) 13. Cap ...

  • Toro 7066 - page 41

    Pro Sweep Hydraulic System Page 3 - - 25 2. Relieve sweeper hydraulic system pressure. 3. Clean brush motor and hydraulic connections. Label hydraulic lines for assembly purposes. 4. Disconnect hydraulic hoses from hydraulic fittings on brush motor . Allow hydraulic oil to drain from lines into a suitable container . Put caps or plugs on open hydra ...

  • Toro 7066 - page 42

    Pro Sweep Hydraulic System Page 3 - - 26 Brush Motor Service 1. Cap screw (5 used) 2. End cover 3. Ring seal 4. Commutator seal 5. Commutator and ring assembly 6. Manifold 7. Stator 8. Wear plate 9. Drive link 10. Coupling shaft 1 1. Woodruff key 12. Bushing 13. Thrust bearing 14. Thrust washer 15. Inner seal 16. Backup washer 17. O - - ring 18. Ho ...

  • Toro 7066 - page 43

    Pro Sweep Hydraulic System Page 3 - - 27 This page is intentionally blank. Hydraulic System ...

  • Toro 7066 - page 44

    Pro Sweep Hydraulic System Page 3 - - 28 Hydraulic Control Manifold 1. Main frame 2. Cap screw (2 used) 3. Flat washer (4 used) 4. Hydraulic control manifold 5. Lock nut (2 used) 6. Hydraulic hose 7. O - - ring 8. Hydraulic hose (2 used) 9. O - - ring 10. Hydraulic hose (2 used) 1 1. Hydraulic hose (2 used) Figure 17 FRONT RIGHT 3 4 1 2 5 3 6 7 8 9 ...

  • Toro 7066 - page 45

    Pro Sweep Hydraulic System Page 3 - - 29 Removal (Fig. 17) 1. Position sweeper on a level surface with dump hop- per empty and fully lowered. Chock sweeper wheels to prevent sweeper from moving. If sweeper is attached to tow vehicle, apply tow vehicle parking brake, stop en- gine and remove key from the ignition switch. CAUTION Before disconnecting ...

  • Toro 7066 - page 46

    Pro Sweep Hydraulic System Page 3 - - 30 Hydraulic Control Manifold Service 1. Orifice (0.050) (OR1) 2. #4 zero leak plug 3. Solenoid valve (SV1) 4. Coil spacer 5. Nut 6. Solenoid coil 7. #4 zero leak plug 8. Solenoid valve (SV2) 9. Solenoid valve (SV3) 10. Solenoid coil 11 . N u t 12. Relief valve (RV) 13. Counterbalance valve (CB1 & CB2) 14. ...

  • Toro 7066 - page 47

    Pro Sweep Hydraulic System Page 3 - - 31 NOTE: The ports on the manifold are marked for easy identification of components. Examples: P is the pump connection port and OR2 is the location for an orifice (See Hydraulic Schematic to identify the function of the hydraulic lines and cartridge valves at each port). Hydraulic Manifold Service (Fig. 19) 1. ...

  • Toro 7066 - page 48

    Pro Sweep Hydraulic System Page 3 - - 32 Lift Cylinder 1. Main sweeper frame 2. Lift cylinder 3. Cap screw 4. Pivot pin 5. Lock nut 6. Pitch frame 7. Pivot pin Figure 20 FRONT RIGHT 2 3 6 1 5 7 4 3 5 ...

  • Toro 7066 - page 49

    Pro Sweep Hydraulic System Page 3 - - 33 Removal (Fig. 20) 1. Position sweeper on a level surface with dump hop- per empty and fully lowered. Chock sweeper wheels to prevent sweeper from moving. If sweeper is attached to tow vehicle, apply tow vehicle parking brake, stop en- gine and remove key from the ignition switch. CAUTION Before disconnecting ...

  • Toro 7066 - page 50

    Pro Sweep Hydraulic System Page 3 - - 34 Lift Cylinder Service 1. Wear ring 2. Seal 3. O - - ring 4. T ube 5. Rod 6. O - - ring 7. Backup ring 8. Retaining ring 9. Head 10. Wiper 1 1. Lock nut 12. Piston Figure 22 5 7 8 9 6 1 3 2 12 10 11 250 to 300 ft - - lb (339 to 407 N - - m) 4 Disassembly (Fig. 22) 1. Remove oil from the lift cylinder into a d ...

  • Toro 7066 - page 51

    Pro Sweep Hydraulic System Page 3 - - 35 IMPORT ANT : When removing seal components, be careful to not scratch or damage piston or head. 6. Remove and discard seal kit components from the head and piston. Inspection CAUTION Use eye protection such as goggles when using compressed air 1. W ash all cylinder parts in solvent. Dry parts with compressed ...

  • Toro 7066 - page 52

    Pro Sweep Hydraulic System Page 3 - - 36 Offset Cylinder 1. Offset cylinder 2. Hitch tongue 3. Pivot pin (2 used) 4. Cap screw (2 used) 5. Flange nut (2 used) 6. Bracket 7. Hydraulic hose (2 used) 8. O - - ring 9. 90 o hydraulic fitting (2 used) 10. O - - ring Figure 24 FRONT RIGHT 2 3 6 1 5 4 3 4 5 7 8 9 10 ...

  • Toro 7066 - page 53

    Pro Sweep Hydraulic System Page 3 - - 37 Removal (Fig. 24) 1. Position sweeper on a level surface with dump hop- per empty and fully lowered. Chock sweeper wheels to prevent sweeper from moving. If sweeper is attached to tow vehicle, apply tow vehicle parking brake, stop en- gine and remove key from the ignition switch. CAUTION Before disconnecting ...

  • Toro 7066 - page 54

    Pro Sweep Hydraulic System Page 3 - - 38 Offset Cylinder Service 1. Grease fitting 2. T ube 3. Lock nut 4. Wear ring 5. Capseal 6. Piston 7. Spacer 8. O - - ring 9. O - - ring 10. Backup washer 1 1. Retaining ring 12. Seal 13. Head 14. Wiper 15. Rod Figure 25 2 3 6 8 9 10 11 13 1 5 7 12 14 15 4 1 30 to 35 ft - - lb ( 4 1t o 4 7N - - m ) ...

  • Toro 7066 - page 55

    Pro Sweep Hydraulic System Page 3 - - 39 Disassembly (Fig. 25) 1. Remove oil from of fset cylinder into a drain pan by slowly pumping the cylinder rod. Plug both ports and clean the outside of the cylinder . IMPORT ANT : Prevent damage when c lamping the cylinder in a vise; clamp on the clevis only . 2. Mount of fset cylinder securely in a vise by ...

  • Toro 7066 - page 56

    Pro Sweep Hydraulic System Page 3 - - 40 This page is intentionally blank. ...

  • Toro 7066 - page 57

    Pro Sweep Page 4 - - 1 Electrical System Chapter 4 Electrical System T able of Contents GENERAL INFORMA TION 2 ..................... Operator ’s Manual 2 .......................... Electrical Diagrams 2 .......................... SPECIAL TOOLS 2 ............................. TROUBLESHOOTING 3 ......................... SAFETY INTERLOCK SYSTEM 6 .. ...

  • Toro 7066 - page 58

    Pro Sweep Page 4 - - 2 Electrical System General Information Operator ’s Manual The Operator ’s Manual provides information regarding the operation, general maintenance and maintenance intervals for your Pro Sweep machine. Refer to that pub- lication for additional information when servicing the machine. Electrical Diagrams The electrical schem ...

  • Toro 7066 - page 59

    Pro Sweep Page 4 - - 3 Electrical System T roubleshooting CAUTION Remove all jewelry , especially rings and watches, before doing any electrical trouble- shooting or testing. Disconnect the sweeper power harness from the vehicle unless the test requires battery voltage. For ef fective troubleshooting and repairs, there must be a good understanding ...

  • Toro 7066 - page 60

    Pro Sweep Page 4 - - 4 Electrical System Problem Possible Causes Sweeper does not raise at all. Control module has timed out due to 30 minutes of inactivity . T urn around position proximity switch is out of adjustment (sweeper not directly behind tow vehicle). T ransport position proximity switch is out of adjustment (sweeper directly behind tow v ...

  • Toro 7066 - page 61

    Pro Sweep Page 4 - - 5 Electrical System Problem Possible Causes Sweeper does not lower . Control module has timed out due to 30 minutes of inactivity . Hopper safety support is installed on lift cylinder . Diode D1 is faulty . Down Float Latch relay or circuit wiring is faulty . Down Latch Release relay or circuit wiring is faulty . Solenoid valve ...

  • Toro 7066 - page 62

    Pro Sweep Page 4 - - 6 Electrical System Safety Interlock System CAUTION Do not disconnect the Pro Sweep proximity switches or dump beeper . They are for the oper- ator ’ s protection. Check operation of the switches and beeper daily to make sure the in- terlock system is operating correctly . If any switch or the beeper is not operating properly ...

  • Toro 7066 - page 63

    Pro Sweep Page 4 - - 7 Electrical System Adjustments Proximity Switches The Pro Sweep uses five (5) identical inductive proximi- ty switches to control sweeper operation. These proxim- ity switches are normally open and close when a sweeper frame component is positioned near the target end of the switch. The switches incorporate a LED on the cable ...

  • Toro 7066 - page 64

    Pro Sweep Page 4 - - 8 Electrical System Component T esting For accurate resistance and/or continuity checks, elec- trically disconnect the component being tested from the circuit (e.g. unplug the r elay wire harness connector be- fore doing a continuity check on relay). CAUTION When testing electrical components for continu - ity with a multimeter ...

  • Toro 7066 - page 65

    Pro Sweep Page 4 - - 9 Electrical System Dump Beeper The dump beeper sounds to notify the operator and by- standers when the sweeper is raised for the hopper dump function. The beeper is attached to the frame in front of the RH wheel (Fig. 6). T esting 1. Position sweeper on a level surface with dump hop- per lowered. If sweeper is attached to towi ...

  • Toro 7066 - page 66

    Pro Sweep Page 4 - - 10 Electrical System Relays 1. Cover 2. Flat washer (3 used) 3. Cap screw (3 used) 4. Cap screw (8 used) 5. Flat washer (8 used) 6. Lock nut (8 used) 7. Hopper Height Select relay 8. Logic Inverter relay 9. Broom relay 10. Up Function Select relay 1 1. Offset Lockout relay 12. Down Latch Release relay 13. Down Float Latch relay ...

  • Toro 7066 - page 67

    Pro Sweep Page 4 - - 1 1 Electrical System The Up Function Select relay is used to control the ener- gizing of hydraulic manifold solenoid (SV3) to raise the sweeper . When the Up Function Select relay is not ener- gized, solenoid (SV3) can be energized by the operator for the hopper dump function. When the Up Function Select relay is energized, so ...

  • Toro 7066 - page 68

    Pro Sweep Page 4 - - 12 Electrical System Proximity Switches 1. LH switch plate 2. Offset lockout switch (hole 5) 3. T urn around position switch (hole 1) 4. Lock nut (2 used per switch) 5. Lock washer (2 used per switch) 6. RH switch plate 7. T ransport position switch (hole 3) 8. Broom enable switch (hole 7) 9. Hitch home switch Figure 10 FRONT R ...

  • Toro 7066 - page 69

    Pro Sweep Page 4 - - 13 Electrical System The offset lockout proximity switch is located on the LH switch plate in the hole identified with number 5. This switch is used to prevent the offset operation while the dump hopper is in a raised position. The sensing plate for the offset lockout switch is a pitch frame gusset. The broom enable proximity s ...

  • Toro 7066 - page 70

    Pro Sweep Page 4 - - 14 Electrical System 4. If a proximity switch LED does not function correctly: A. Disconnect sweeper power harness from tow ve- hicle. Then, disconnect the proximity switch connec- tor from the sweeper wire harness. Reconnect sweeper power harness to tow vehicle. B. Using a multimeter , verify that the sweeper wire harness conn ...

  • Toro 7066 - page 71

    Pro Sweep Page 4 - - 15 Electrical System Solenoid V alve Coil The hydraulic system on the Pro Sweep uses five (5) so- lenoid valve coils on the hydraulic control manifold (Fig. 13). T esting 1. Position sweeper on a level surface with dump hop- per lowered. If sweeper is attached to towing vehicle, apply vehicle parking brake, stop engine and remo ...

  • Toro 7066 - page 72

    Pro Sweep Page 4 - - 16 Electrical System Remote T ransmitter The remote transmitter ( Fig. 14) is a solid state electrical device that sends radio frequency (RF) signal inputs to the sweeper control module for operator control of ma- chine electrical operation. The remote transmitter has sufficient range to send an RF signal to the control mod- ul ...

  • Toro 7066 - page 73

    Pro Sweep Page 4 - - 17 Electrical System Control Module The control module is a solid state electrical device that receives signal inputs from the remote transmitter and uses those inputs to control sweeper electrical opera- tion. The control module is attached to the frame in front of the RH wheel (Fig. 15). Inputs from the remote transmitter are ...

  • Toro 7066 - page 74

    Pro Sweep Page 4 - - 18 Electrical System Service and Repairs Solenoid V alve Coil 1. Solenoid valve (SV1) 2. Hydraulic manifold 3. Solenoid relief valve (SRV) 4. Coil spacer 5. Nut 6. Solenoid coil 7. Nut 8. Solenoid valve (SV2) 9. Solenoid valve (SV3) 10. Solenoid coil 11 . N u t Figure 17 2 3 6 8 9 10 11 1 5 4 6 7 FRONT UP 60 in - - lb (6.8 N - ...

  • Toro 7066 - page 75

    Pro Sweep Page 5 - - 1 Chassis Chapter 5 Chassis T able of Contents SPECIFICA TIONS 2 ............................. GENERAL INFORMA TION 3 ..................... Operator ’s Manual 3 .......................... Securing Pro Sweep to T ow V ehicle 3 ........... SERVICE AND REP AIRS 4 ...................... Wheels 4 .................................. ...

  • Toro 7066 - page 76

    Pro Sweep Page 5 - - 2 Chassis Specifications Item Description Ti r e s Size 26.5 x 14 - - 12, 4 Ply , T ubeless Pressure 12.5 PSI (86 kPa) Wheel Lug Nut T orque 70 to 90 ft - - lb (95 to 122 N - - m) ...

  • Toro 7066 - page 77

    Pro Sweep Page 5 - - 3 Chassis General Information Operator ’s Manual The Operator ’s Manual provides information regarding the operation, general maintenance and maintenance intervals for your Pro Sweep machine. Refer to that pub- lication for additional information when servicing the machine. Securing Pro Sweep to T ow V ehicle While operatin ...

  • Toro 7066 - page 78

    Pro Sweep Page 5 - - 4 Chassis Service and Repairs Wheels 1. Main frame 2. Lug nut (5 used per wheel) 3. Wheel and tire assembly 4. Wheel hub 5. Axle 6. Cap screw (4 used) 7. Support washer (4 used) 8. Flange nut (4 used) Figure 2 FRONT RIGHT 70 to 90 ft - - lb (95 to 122 N - - m) 3 2 4 1 5 6 7 8 63 to 77 ft - - lb (86 to 104 N - - m) ...

  • Toro 7066 - page 79

    Pro Sweep Page 5 - - 5 Chassis Wheel Removal (Fig. 2) 1. Position sweeper on a level surface with dump hop- per empty and lowered. Have sweeper attached to tow- ing vehicle, apply vehicle parking brake, stop engine and remove key from the ignition switch. Chock sweep- er wheels to prevent sweeper from moving. 2. Jack or hoist sweeper from ground an ...

  • Toro 7066 - page 80

    Pro Sweep Page 5 - - 6 Chassis Wheel Bearings Figure 3 1. Axle 2. Grease seal 3. Inner bearing cone 4. Inner bearing cup 5. Wheel hub 6. Lug bolt (5 used) 7. Outer bearing cup 8. Outer bearing cone 9. Lug nut (5 used) 10. W asher 1 1. Slotted hex nut 12. Cotter pin 13. Dust cup 6 7 3 2 5 4 1 8 11 9 10 12 13 See text for tightening procedure ...

  • Toro 7066 - page 81

    Pro Sweep Page 5 - - 7 Chassis Removal (Fig. 3) 1. Position sweeper on a level surface with dump hop- per empty and lowered. Have sweeper attached to tow- ing vehicle, apply vehicle parking brake, stop engine and remove key from the ignition switch. Chock sweep- er wheels to prevent sweeper from moving. 2. Jack or hoist sweeper from ground and supp ...

  • Toro 7066 - page 82

    Pro Sweep Page 5 - - 8 Chassis Servicing the Brush Housing 1. Saddle frame 2. Roller 3. Hydraulic brush motor 4. Brush 5. Brush housing Figure 4 FRONT RIGHT 3 2 5 4 1 ...

  • Toro 7066 - page 83

    Pro Sweep Page 5 - - 9 Chassis T o perform service on the brush housing, brush assem- bly or roller , the following procedure can be used. These steps will reduce the chance that brush housing compo- nents will fall or shift during the service process. 1. Position sweeper on a level surface with dump hop- per empty and lowered. Have sweeper attache ...

  • Toro 7066 - page 84

    Pro Sweep Page 5 - - 10 Chassis Brush 1. Carriage screw 2. T op rubber shield 3. Lock nut (2 used) 4. T op shield plate 5. Flange nut 6. Flat washer (2 used) 7. Carriage bolt (3 used per bearing) 8. Cap screw (4 used per cover) 9. Lock washer (4 used per cover) 10. Coupler cover (2 used) 1 1. Cap screw (2 used) 12. Hydraulic brush motor 13. Coupler ...

  • Toro 7066 - page 85

    Pro Sweep Page 5 - - 1 1 Chassis 5. Support brush assembly to prevent it from moving. Follow Servicing the Brush Housing procedure in this section to remove brush from brush housing. 6. After raising hopper and placing lift cylinder stop, re- trieve brush assembly from under machine. 7. Loosen three ( 3) set screws that secure bearings to brush sha ...

  • Toro 7066 - page 86

    Pro Sweep Page 5 - - 12 Chassis Brush Housing 1. Saddle frame 2. Cap screw 3. Lock nut 4. Flange bushing (2 used per mount) 5. Pivot mount (2 used) 6. Grease fitting (1 used per mount) 7. Thrust washer 8. Brush housing 9. Cap screw 10. Flat washer 1 1. Hardened spacer Figure 8 FRONT RIGHT 9 4 t o 1 1 6 f t- -l b (128 to 157 N - - m) 2 3 6 1 5 74 2 ...

  • Toro 7066 - page 87

    Pro Sweep Page 5 - - 13 Chassis Removal (Fig. 8) 1. Position sweeper on a level surface with dump hop- per empty and lowered. Have sweeper attached to tow- ing vehicle, apply vehicle parking brake, stop engine and remove key from the ignition switch. Chock sweep- er wheels to prevent sweeper from moving. 2. Remove hydraulic brush motor from brush h ...

  • Toro 7066 - page 88

    Pro Sweep Page 5 - - 14 Chassis Roller 1. Roller scraper 2. Carriage screw (8 used) 3. Roller 4. Brush housing 5. Flange nut (10 used) 6. Bearing flange (2 used per bearing) 7. Locking collar (2 used) 8. Set screw (1 per collar) 9. Bearing (2 used) 10. Lock nut (2 used per bearing) 1 1. Flat washer (2 used per bearing) 12. Roller adjustment plate ( ...

  • Toro 7066 - page 89

    Pro Sweep Page 5 - - 15 Chassis Removal (Fig. 10) 1. Position sweeper on a level surface with dump hop- per empty and lowered. Have sweeper attached to tow- ing vehicle, apply vehicle parking brake, stop engine and remove key from the ignition switch. Chock sweep- er wheels to prevent sweeper from moving. 2. Remove flange nuts and carriage screws t ...

  • Toro 7066 - page 90

    Pro Sweep Page 5 - - 16 Chassis Frame Assembly 1. Main frame 2. Cap screw (4 used) 3. Pivot pin (2 used) 4. Flange nut (6 used) 5. Pitch frame 6. Pivot pin 7. Cap screw (2 used) 8. Pivot pin (2 used) 9. Hardened spacer (2 used) 10. Pivot saddle 1 1. Carriage bolt 12. Pivot pin 13. Lock nut 14. Saddle frame 15. Cap screw 16. Lift cylinder 17. Lock n ...

  • Toro 7066 - page 91

    Pro Sweep Electrical Diagrams Page 6 - - 1 Chapter 6 Electrical Diagrams T able of Contents ELECTRICAL SCHEMA TIC Electrical Schematic 3 ......................... CIRCUIT DRA WINGS Brush Circuit 4 ............................... Sweeper Raise Circuit (T o T ransport Height) 5 .... Sweeper Raise Circuit (T o Turn A round Height) 6 . Hopper Dump Circ ...

  • Toro 7066 - page 92

    Pro Sweep Electrical Diagrams Page 6 - - 2 This page is intentionally blank. ...

  • Toro 7066 - page 93

    Page 6 - - 3 Electr ical Schematic Pro Sw eep Relays ar e show n as de - - en ergi zed All ground w ires are black CAP CONTROL M ODULE CAP NOTE: NO OTHER MACHI NE FUNCTIONS WIRES ARE CONNECTED. WIL L W ORK WHEN LEARN S HUNT ...

  • Toro 7066 - page 94

    Page 6 - - 4 Brush Circuit Power C urr ent Contr ol Curr ent Pro Sw eep Te s t e d t o C o mp l y With F CC Stan dar ds FO R HO M E O R O F FI C E U S E Ca nada 3575AP FB 1 Mod el: 44538 N1625 Ma d e i n U. S . A . CONT ROL M ODUL E REMO TE T RANSM IT T ER 115- -9062 Tes t ed t o Co mply With F CC Stan dard s FOR HOME OR O FFI CE US E Ca nada 3575A ...

  • Toro 7066 - page 95

    Page 6 - - 5 Elect ri cal Power Exi sts t o Pro Sweep. Remote T r ansmit ter Sweeper Up Button Pressed. Sweeper Di rect ly Behind T ow V ehi cle (Can Rai se to T r ansport Height Posi tion) . Tes t ed t o Co mpl y With F CC Stan dar ds F O RH O M EO RO F F I C E U S E Ca nada 3575AP FB 1 Mod el: 44538 N1625 Ma d e in U. S . A . CONT ROL M ODUL E RE ...

  • Toro 7066 - page 96

    Page 6 - - 6 Elect ri cal Power Exi sts t o Pro Sweep. Remote T ransmit ter Sweeper Up But ton Pr essed. Sweeper i n Off- - Set Posi tion ( Can Raise t o T urn Around Height Posit ion) . Te s t e d t o C o mp l y With F CC Stan dar d s F O RH O M E O RO F F I C EU S E Ca nada 3575AP FB 1 Mod el: 44538 N1625 Ma d e i n U. S . A . CONT ROL M ODUL E R ...

  • Toro 7066 - page 97

    Page 6 - - 7 Hopper D ump Cir cuit Power C urr ent Contr ol Curr ent Pro Swee p CAP Elect ri cal Power Exi sts t o Pro Sweep. Hopper Dump Wil l Occur if T ow V ehi cle Hydrauli cs Sweeper Di rect ly Behind T ow V ehi cle and In Remote T ransmit ter Dump Sequence Ent ered and Then Hopper Dum p Butt on Pressed. T r ansport Height Posi tion. Te s t e ...

  • Toro 7066 - page 98

    Page 6 - - 8 Sw eeper Lower C ircui t (Initiation) Power C urr ent Contr ol Curr ent Pro Sw eep CAP Elect ri cal Power Exi sts t o Pro Sweep. Remote T r ansmit ter Sweeper Down Button Pressed. Te s t e d t o C o mp l y With F CC Stan dar d s F O RH O M EO RO F F I C EU S E Ca nada 3575AP FB 1 Mod el: 44538 N16 25 Ma de i n U . S . A. CONT ROL M ODU ...

  • Toro 7066 - page 99

    Page 6 - - 9 Sweeper Lower Cir cuit Power C urr ent Contr ol Curr ent Pro Sw eep CAP Elect ri cal Power Exi sts t o Pro Sweep. Remote T r ansmit ter Sweeper Down Button Pressed and Rel eased. Latched Relays Te s t e d t o C o mp l y With F CC Stan dar d s F O RH O M E O RO F F I C EU S E Ca nada 3575AP FB 1 Mod el: 44538 N16 25 Ma de i n U . S . A. ...

  • Toro 7066 - page 100

    Page 6 - - 10 Sweeper Offset Circuit Power C urr ent Contr ol Curr ent Pro Sw eep (Offset R ight Shown) Te s t e d t o C o mp l y With F CC Stan dar d s F O RH O M E O RO F F I C EU S E Ca nada 3575AP FB 1 Mod el: 44538 N16 25 Ma d e i n U. S . A . CONT ROL M ODUL E 115- -9062 Tes t ed t o Co mply With F CC Stan dard s F O RH O M EO RO F F I C E U ...

  • Toro 7066 - page 101

    Page 6 - - 1 1 Pro Swee p Power Wir e Harness BLACK RED BLUE ...

  • Toro 7066 - page 102

    Page 6 - - 12 Pro Sw eep Main Wire Har ness Drawing CONTROL MODULE CONTROL MODULE ...

  • Toro 7066 - page 103

    Page 6 - - 13 Pro Swee p Ma in Wire Ha rn e ss D ia g ram YELLO W BLACK PINK PINK PINK VIOLET YELLO W ORANGE PINK RED BLACK BLUE PINK GRA Y GREEN WHITE YELLO W TA N GREEN BLACK YELLO W BLACK ORANGE BLACK YELLO W BLACK ORANGE GRA Y ORANGE GRA Y WHITE PINK BLACK BLUE WHITE TA N WHITE BLUE RED BLACK PINK BLACK BLACK ORANGE WHITE PINK BLACK PINK BLACK ...

Manufacturer Toro Category Vacuum Cleaner

Documents that we receive from a manufacturer of a Toro 7066 can be divided into several groups. They are, among others:
- Toro technical drawings
- 7066 manuals
- Toro product data sheets
- information booklets
- or energy labels Toro 7066
All of them are important, but the most important information from the point of view of use of the device are in the user manual Toro 7066.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Toro 7066, service manual, brief instructions and user manuals Toro 7066. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Toro 7066.

Similar manuals

A complete manual for the device Toro 7066, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Toro 7066 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Toro 7066.

A complete Toro manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Toro 7066 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Toro 7066, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Toro 7066, that we can find in the current document
3. Tips how to use the basic functions of the device Toro 7066 - which should help us in our first steps of using Toro 7066
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Toro 7066
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Toro 7066 in a specific country, if it was not possible to solve the problem on our own.

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