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PRELIMINARY – For Toro Distributor

and Toro Company

use only.

ProForce Debris Blower

Page 3

−

Engine

Specifications

Item

Description

Make / Designation

Kohler, 4

−

cycle, V

−

Twin cylinder,

OHV, air cooled, Model CH740S

Bore x Stroke

3.27 in x 2.64 in (83 mm x 67 mm)

Total Displacement

44 in

(725 cc)

Compression Ratio

9.0:1

Governor

Electronic

Low Idle Speed (no load)

1800 + 100 RPM

High Idle Speed (no load)

3450 + 100 RPM

Carburetor

Float feed, fixed main jet, solenoid fuel shut

−

off

Fuel

Unleaded, regular grade gasoline

Fuel Pump

Mechanical

Fuel Tank Capacity

5 U.S. gal (18.9 l)

Air Cleaner

Dual element

Lubrication System

Pressure lubrication with oil cooler

Crankcase Oil Capacity

2.0 U.S. qt (1.9 l)

Engine Oil

See Operator’s Manual

Ignition System

Flywheel magneto, twin electronic armatures with ignition advance

Spark Plug

Champion RC12YC (resister style)

Spark Plug Gap

0.030 in (0.76 mm)

Starter

12 VDC, solenoid shift

Alternator

12 VDC / 15 Amps

Dry Weight

94 lbs (43 kg)

Содержание ProForce Debris

Страница 1: ...www toro com or by sending complete Model and Serial Number to The Toro Company Attn Technical Publications 8111 Lyndale Avenue South Minneapolis MN 55420 The Toro Company reserves the right to chang...

Страница 2: ...PRELIMINARY For Toro Distributor and Toro Company use only ProForce Debris Blower This page is intentionally blank...

Страница 3: ...and Conversions 2 2 Torque Specifications 2 3 Chapter 3 Engine Specifications 3 2 Service and Repairs 3 2 KOHLER ENGINE SERVICE MANUAL Chapter 4 Electrical System Service and Repairs 4 2 Chapter 5 Bl...

Страница 4: ...PRELIMINARY For Toro Distributor and Toro Company use only ProForce Debris Blower This page is intentionally blank...

Страница 5: ...rce Debris Blower Page 1 1 Safety Chapter 1 Safety Table of Contents SAFETY INSTRUCTIONS 2 Before Operating 2 While Operating 3 Maintenance and Service 4 SECURING PROFORCE DEBRIS BLOWER TO TOW VEHICLE...

Страница 6: ...ng 1 Read and understand the contents of the Operator s Manual before starting and operating the ProForce De bris Blower Become familiar with the controls and know how to stop the machine quickly A re...

Страница 7: ...on after it is stopped These areas could be hot enough to cause burns 6 If abnormal vibration is detected shut off blower and stop tow vehicle immediately Determine source of vibration and correct pro...

Страница 8: ...wer Keep bystanders away 8 Do not overspeed the engine by changing governor setting To assure safety and accuracy check maximum engine speed with a tachometer 9 Shut Debris Blower engine off before ch...

Страница 9: ...ed on a solid level surface such as a concrete floor Always chock or block wheels Use suitable jack stands to support the raised machine If the machine is not properly sup ported by jack stands the ma...

Страница 10: ...y and Instruction Decals Numerous safety and instruction decals are affixed to the ProForce Debris Blower If any decal becomes illeg ible or damaged install a new decal Part numbers for replacement de...

Страница 11: ...ed and Steel Fasteners Metric Fasteners 5 Other Torque Specifications 6 Conversion Factors 6 Product Records Insert Operator s Manual and Parts Catalog for your ProForce Debris Blower at the end of th...

Страница 12: ...PRELIMINARY For Toro Distributor and Toro Company use only 0 09375 ProForce Debris Blower Page 2 2 Product Records and Maintenance Equivalents and Conversions...

Страница 13: ...tion on the fastener presence of a prevailing torque feature hardness of the surface underneath the fastener s head or similar condition which affects the installation As noted in the following tables...

Страница 14: ...m ft lb N m 3 8 16 UNC 16 2 16 2 22 3 30 3 41 4 43 4 58 5 3 8 24 UNF 17 2 18 2 24 3 35 3 47 4 50 4 68 5 7 16 14 UNC 27 3 27 3 37 4 50 5 68 7 70 7 95 9 7 16 20 UNF 29 3 29 3 39 4 55 5 75 7 77 7 104 9...

Страница 15: ...5 N m 53 5 ft lb 72 7 N m M12 X 1 75 66 7 ft lb 90 10 N m 92 9 ft lb 125 12 N m M16 X 2 0 166 15 ft lb 225 20 N m 229 22 ft lb 310 30 N m M20 X 2 5 325 33 ft lb 440 45 N m 450 37 ft lb 610 50 N m NOTE...

Страница 16: ...10 20 in lb 3 8 16 UNC 200 100 in lb Wheel Bolts and Lug Nuts Thread Size Recommended Torque 7 16 20 UNF Grade 5 65 10 ft lb 88 14 N m 1 2 20 UNF Grade 5 80 10 ft lb 108 14 N m M12 X 1 25 Class 8 8 80...

Страница 17: ...s Blower Page 3 1 Engine Chapter 3 Engine Table of Contents SPECIFICATIONS 2 GENERAL INFORMATION 3 Operator s Manual 3 Electrical Power 3 SERVICE AND REPAIRS 5 Cooling System 5 Fuel Tank 6 Engine 8 En...

Страница 18: ...le Speed no load 3450 100 RPM Carburetor Float feed fixed main jet solenoid fuel shut off Fuel Unleaded regular grade gasoline Fuel Pump Mechanical Fuel Tank Capacity 5 U S gal 18 9 l Air Cleaner Dual...

Страница 19: ...facility Service and repair parts for Kohler engines are supplied through your local Toro distributor Be prepared to pro vide your distributor with the Toro model and serial num ber Operator s Manual...

Страница 20: ...PRELIMINARY For Toro Distributor and Toro Company use only ProForce Debris Blower Page 3 4 Engine This page is intentionally blank...

Страница 21: ...battery cable from the battery termi nal Position disconnected negative cable away from the negative battery terminal IMPORTANT Never clean engine with pressurized water Water could enter and contamin...

Страница 22: ...e FRONT RIGHT 1 2 3 4 5 6 9 7 8 DANGER Because gasoline is highly flammable use cau tion when storing or handling it Do not smoke while filling the fuel tank Do not fill fuel tank while engine is runn...

Страница 23: ...from the negative battery terminal 3 Disconnect fuel hose from the fuel filter inlet 4 Lower end of disconnected fuel line into a suitable container and drain fuel tank 5 After fuel tank is completel...

Страница 24: ...Distributor and Toro Company use only ProForce Debris Blower Page 3 8 Engine Engine Figure 6 1 Frame 2 Engine 3 Fuel tank 4 Flange nut 4 used 5 Flange head screw 4 used 6 Blower coupler assembly FRON...

Страница 25: ...e Note that there is a lock washer on the bolt that secures the negative battery cable D Disconnect wire harness connectors from re maining engine wires 5 Loosen hose clamp that secures fuel hose to f...

Страница 26: ...er drive shaft assembly between the blower and engine shafts 7 Fully tighten the engine mounting fasteners Torque fasteners from 270 to 330 in lb 31 to 37 N m 8 Install top grill and side grill Fig 8...

Страница 27: ...OOLS 3 TROUBLESHOOTING 5 Starting Problems 5 General Run Problems 7 ELECTRICAL SYSTEM QUICK CHECKS 8 Battery Test Open Circuit Test 8 Charging System Test 8 COMPONENT TESTING 9 Ignition Switch 9 Hour...

Страница 28: ...erator s Manual for additional information when servicing the machine Electrical Power Electrical power to ProForce Debris Blower compo nents is controlled by the Remote Control Module To make sure th...

Страница 29: ...ical circuits The high impedance internal resistance of a digital me ter in the voltage mode will make sure that excess cur rent is not allowed through the meter This excess current can cause damage t...

Страница 30: ...istributor and Toro Company use only ProForce Debris Blower Page 4 4 Electrical System Battery Hydrometer Use the Battery Hydrometer when measuring specific gravity of battery electrolyte Obtain this...

Страница 31: ...Problem Possible Causes Starter solenoid clicks but starter will not crank Battery is discharged Battery cables are loose or corroded Wire harness ground cable is loose or corroded Wiring at starter i...

Страница 32: ...ed Problem Possible Causes Engine cranks but does not start Ignition switch is faulty Magneto relay or circuit wiring is faulty Fuel relay or circuit wiring is faulty Diode is faulty Operator remote c...

Страница 33: ...ine stops during operation Operator remote control button was inadvertently pressed Ignition switch is faulty Fuse or fusible link is faulty Fuel magneto and or power relay is are faulty Wiring to the...

Страница 34: ...ing System Test This is a simple test used to determine if a charging sys tem is functioning It will tell you if the charging system has an output but not its capacity Use a digital multimeter set to...

Страница 35: ...unctions may be tested to determine whether continuity exists between the various terminals for each switch position Testing 1 Make sure that ignition switch is OFF 2 To prevent unexpected machine ope...

Страница 36: ...nector at rear of hour meter Unplug harness connector from hour meter 4 Connect the positive terminal of a 12 VDC source to the positive terminal of the hour meter 5 Connect the negative terminal of t...

Страница 37: ...hine operation discon nect the negative battery cable from the battery termi nal Position disconnected negative cable away from the negative battery terminal 3 Remove fuse from the fuse holder for tes...

Страница 38: ...cable from the battery termi nal Position disconnected negative cable away from the negative battery terminal 3 Locate and unplug fusible link connector from ma chine wire harness 4 Use a multimeter t...

Страница 39: ...te diode assembly and remove cable tie that se cures diode to machine wire harness 4 Unplug the diode from the wire harness for testing 5 The diode Fig 12 can be tested using a digital multimeter diod...

Страница 40: ...esistance readings with a digital multimeter short the meter test leads together The meter will display a small resistance value usually 0 5 ohms or less This resistance is due to the internal resista...

Страница 41: ...s running causes the engine speed to increase Pressing the Speed Decrease turtle button when the engine is running causes the engine speed to decrease Pressing the RH Nozzle Rotate button causes the b...

Страница 42: ...lumi nates Also the control module engine stop LED will re main illuminated and no other remote transmitter operations can be performed for approximately five 5 seconds The control module includes a t...

Страница 43: ...PRELIMINARY For Toro Distributor and Toro Company use only ProForce Debris Blower Page 4 17 Electrical System This page is intentionally blank...

Страница 44: ...zzle motor 8 Motor bracket 9 Cap screw 3 used 10 Drive pulley 11 Lock nut 12 Cap screw 2 used 13 Belt guard 14 Flange head screw 2 used 15 Flat washer 16 Cap screw 17 Flange nut 2 used 18 Flange nut 1...

Страница 45: ...pport nozzle motor to prevent it from falling Re move three 3 cap screws that secure nozzle motor to bracket Remove nozzle motor from machine Installation Fig 19 1 Position nozzle motor to bracket and...

Страница 46: ...al outlet before con necting or disconnecting charger leads to or from battery posts CAUTION IMPORTANT Do not remove battery fill caps while cleaning 2 Check battery condition weekly or after every 50...

Страница 47: ...ween the negative battery post and the nega tive ground cable connector The reading should be less than 0 1 amp If the reading is 0 1 amp or more the machine s electrical system should be tested for s...

Страница 48: ...ischarge test with an adjustable load tester This is one of the most reliable means of testing a battery as it simulates the cold cranking test A commercial bat tery load tester is required to perform...

Страница 49: ...16 5 hrs 5 amps 22 hrs 5 amps 171 to 250 5 8 hrs 6 amps 11 5 hrs 6 amps 17 3 hrs 6 amps 23 hrs 6 amps above 250 6 hrs 10 amps 12 hrs 10 amps 18 hrs 10 amps 24 hrs 10 amps CAUTION Do not charge a froz...

Страница 50: ...PRELIMINARY For Toro Distributor and Toro Company use only ProForce Debris Blower Page 4 24 Electrical System This page is intentionally blank...

Страница 51: ...s Blower Page 5 1 Blower Assembly Chapter 5 Blower Assembly Table of Contents GENERAL INFORMATION 3 Operators Manual 3 Electrical Power 3 SERVICE AND REPAIRS 4 Blower Drive Shaft 4 Rotor Assembly 6 Ro...

Страница 52: ...PRELIMINARY For Toro Distributor and Toro Company use only ProForce Debris Blower Page 5 2 Blower Assembly This page is intentionally blank...

Страница 53: ...the Operator s Manual for additional information when servicing the machine Electrical Power Electrical power to ProForce Debris Blower compo nents is controlled by the Remote Control Module To make...

Страница 54: ...r 10 Cap screw 11 Woodruff key 12 Drive shaft 13 Engine hub and coupling assembly Figure 1 FRONT RIGHT 6 7 3 2 5 4 8 9 10 12 13 3 5 9 10 11 1 300 to 330 in lb 34 to 37 N m 300 to 330 in lb 34 to 37 N...

Страница 55: ...require a puller to remove it from shaft B Use appropriate puller to remove hub from shaft C Remove woodruff key from shaft slot Installation Fig 1 1 If hub was removed from engine shaft or blower sh...

Страница 56: ...ly Rotor Assembly 1 Inlet bell 2 Retaining ring 3 Wave washer 4 Front cap 5 Nut LH threads 6 Spacer 7 Rotor assembly 8 Woodruff key 9 Rotor shaft 10 Outer housing 11 Flange nut 8 used 12 Washer 13 Cap...

Страница 57: ...spacer item 6 rotor assembly and washer item 12 from shaft Locate and retrieve woodruff key NOTE Component parts for the rotor assembly are not available If rotor damage exists replace complete rotor...

Страница 58: ...switch Chock wheels to prevent machine from moving 2 To prevent unexpected machine operation discon nect the negative battery cable from the battery termi nal Position disconnected negative cable awa...

Страница 59: ...er cleaner dries completely apply Loctite Primer N 7649 or equivalent to bearing bores Allow Primer to dry completely 3 Thoroughly clean OD of bearings on rotor shaft Ap ply Loctite Product 641 or equ...

Страница 60: ...crew 2 used per guide 18 Nozzle guide 4 used 19 Flange nut 16 used 20 Fan mount 2 used 21 Carriage screw 2 used 22 Flange nut 4 used 23 Inner housing assembly 24 Spacer 2 used per guide Figure 8 1 14...

Страница 61: ...sembly is properly supported as it is removed from the machine Assembly weighs approximately 70 pounds 31 8 kg 8 Lift outer housing assembly from machine Set as sembly on workbench with fan shaft poin...

Страница 62: ...in the following order to secure as sembly A Use nutdriver to hand tighten the eight 8 flange head screws that secure inner housing flanges to outer housing Use a crossing pattern while tighten ing th...

Страница 63: ...PRELIMINARY For Toro Distributor and Toro Company use only ProForce Debris Blower Page 5 13 Blower Assembly This page is intentionally blank...

Страница 64: ...d screw 2 used 15 Flat washer 2 used per bearing 16 Cap screw 17 Flange nut 2 used 18 Flange nut 19 Leaf spring 20 Bearing 21 Cap screw 2 used 22 Flange nut 2 used 23 Shoulder bolt 24 Lock nut 25 Nozz...

Страница 65: ...ll nozzle pulley pulley bearings and nozzle guides using Figures 11 and 13 as guides 2 Place v belt in nozzle pulley route behind belt guard item 13 and install belt on motor pulley 3 With a 3 8 in dr...

Страница 66: ...PRELIMINARY For Toro Distributor and Toro Company use only ProForce Debris Blower Page 5 16 Blower Assembly This page is intentionally blank...

Страница 67: ...orce Debris Blower Page 6 1 Chassis Chapter 6 Chassis Table of Contents SPECIFICATIONS 2 GENERAL INFORMATION 3 Operator s Manual 3 Securing ProForce Debris Blower to Tow Vehicle 3 Electrical Power 3 S...

Страница 68: ...Distributor and Toro Company use only ProForce Debris Blower Page 6 2 Chassis Specifications Item Description Tires Size 20 x 10 8 4 Ply Tubeless Pressure 14 PSI 0 97 Bar Wheel Lug Nut Torque 60 to 6...

Страница 69: ...ProForce blower make sure that hitch pin is properly positioned in tow vehicle hitch and blower tongue Hitch pin should be secured with hairpin clip Fig 1 1 Tow vehicle hitch 2 Hitch pin 3 Hairpin cli...

Страница 70: ...o Company use only ProForce Debris Blower Page 6 4 Chassis Service and Repairs Wheels 1 Main frame 2 Engine 3 Wheel hub assembly 4 Wheel and tire assembly 5 Lug nut 4 used per wheel Figure 2 FRONT RIG...

Страница 71: ...remove four 4 lug nuts that se cure wheel to be removed 4 Jack or hoist ProForce blower from ground and sup port raised machine with jack stands see Operator s Manual and Jacking Instructions in Chapt...

Страница 72: ...Axle 2 used 2 Grease seal 3 Bearing cone 2 used per axle 4 Bearing cup 2 used per axle 5 Wheel hub 6 Lug screw 4 used per hub 7 Tab washer 8 Nut retainer 9 Flange nut 3 used per axle 10 Cotter pin 11...

Страница 73: ...nec essary Installation Fig 3 1 Thoroughly clean all wheel hub components before assembly 2 Assemble wheel hub A If bearing cups were removed from the wheel hub press inner and outer cups into the hu...

Страница 74: ...PRELIMINARY For Toro Distributor and Toro Company use only ProForce Debris Blower Page 6 8 Chassis This page is intentionally blank...

Страница 75: ...pany use only ProForce Debris Blower Electrical Diagrams Page 7 1 Chapter 7 Electrical Diagrams Table of Contents ELECTRICAL SCHEMATIC Electrical Schematic 3 WIRE HARNESS DRAWINGS Wire Harness Drawing...

Страница 76: ...PRELIMINARY For Toro Distributor and Toro Company use only ProForce Debris Blower Electrical Diagrams Page 7 2 This page is intentionally blank...

Страница 77: ...GREEN BLUE FUSIBLE LINK RED YELLOW WHITE PINK GREEN PINK BLACK WHITE RED WHITE RED WHITE GREEN RED YELLOW RED GREEN WHITE GRAY BLACK GREEN GREEN BLACK BLACK ORANGE BLACK BLACK BLUE GREEN PINK BLACK G...

Страница 78: ...PRELIMINARY For Toro Distributor and Toro Company use only Page 7 4 ProForce Debris Blower Wire Harness Drawing...

Страница 79: ...e 7 5 ProForce Debris Blower Wire Harness Diagram BLUE RED GREEN GREEN WHITE RED GREEN GREEN PINK BLACK GRAY GRAY RED WHITE GREEN BLACK GRAY BLACK YELLOW PINK GRAY BLUE PINK BLACK GRAY YELLOW BLACK WH...

Страница 80: ...PRELIMINARY For Toro Distributor and Toro Company use only...

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