White Outdoor Single-Stage Snow Thrower Manuale di Servizio

SINGLE STAGE SNOWTHROWER SERVICE MANUALTable Of Contents – Page 1 of 2ENGINE APPLICATIONSGENERAL INFORMATION GENERAL SAFETY INSTRUCTIONS IDENTIF

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GAS POWER SHOVEL9 - 6 Single Stage Snowthrower Service ManualPRIMER OPERATIONThe primer, used on the Toro Gas Power Shovel is designed to pump a small

Single Stage Snowthrower Service Manual 9 - 7 GAS POWER SHOVEL4. Place one continuity light or volt/ohmmeter lead to each of the switches. The test i

GAS POWER SHOVEL9 - 8 Single Stage Snowthrower Service ManualIn a loop-scavenged engine with a third-port, the flow of the fuel/air mixture can be des

Single Stage Snowthrower Service Manual 9 - 9 GAS POWER SHOVELAt a point of piston travel slightly before bottom dead center (BBDC) the fuel transfer

GAS POWER SHOVEL9 - 10 Single Stage Snowthrower Service ManualNOTE: This setting is approximate; however, this setting will allow the engine to be st

Single Stage Snowthrower Service Manual 9 - 11 GAS POWER SHOVELCarburetor Disassembly1. Remove the pump cover screw, pump cover, pump cover gasket, an

GAS POWER SHOVEL9 - 12 Single Stage Snowthrower Service Manual4. Remove the high speed needle. lnspect the tip of the needle and replace it if it is

Single Stage Snowthrower Service Manual 9 - 13 GAS POWER SHOVEL1. Install the fuel inlet screen with a .300 inch diameter hollow tube. Ensure that th

GAS POWER SHOVEL9 - 14 Single Stage Snowthrower Service Manual6. Install the metering diaphragm over the gasket and locating pins on the carburetor bo

Single Stage Snowthrower Service Manual 9 - 15 GAS POWER SHOVEL4. Cylinder CompressionA. Cranking pressure is 100 psi. Refer to "Compression Tes

Single Stage Snowthrower Service Manual 1 - 1ENGINE APPLICATIONSModel # Model Name Width Years of Mfg Eng Mfg Eng Model Mix Ratio Max RPM Spark Plug *

GAS POWER SHOVEL9 - 16 Single Stage Snowthrower Service ManualCOMPRESSION TESTCompression Test Procedures1. Install the compression gauge into the spa

Single Stage Snowthrower Service Manual 9 - 17 GAS POWER SHOVEL9. The engine is mounted on a single engine mount and is supported with a rubber isolat

GAS POWER SHOVEL9 - 18 Single Stage Snowthrower Service Manual3. Remove the muffler and dried gasket material and carbon build up with a putty knife o

Single Stage Snowthrower Service Manual 9 - 19 GAS POWER SHOVELFLYWHEEL REMOVAL1. Remove the engine (Refer to "ENGINE REMOVAL" on page 9 - 1

GAS POWER SHOVEL9 - 20 Single Stage Snowthrower Service Manual5. The C.D.I. module legs should be gapped at .008 -.012 inch (.2 - .3mm) from the flywh

Single Stage Snowthrower Service Manual 9 - 21 GAS POWER SHOVEL5. Remove the rope from the pulley and measure the rope. Replace the rope with #4 Diam

GAS POWER SHOVEL9 - 22 Single Stage Snowthrower Service ManualExamine the gear teeth for wear and assure that the gears are fully engaging each other.

Single Stage Snowthrower Service Manual 9 - 23 GAS POWER SHOVELREPLACE SCRAPERThe scraper blade located on the bottom of the Power Shovel should be re

GAS POWER SHOVEL9 - 24 Single Stage Snowthrower Service ManualGAS POWER SHOVEL ENGINE SPECIFICATIONSENGlNE:Type Toro built, air-cooled, 2-cycle, singl

Single Stage Snowthrower Service Manual 9 - 25 GAS POWER SHOVELMetric Torque Conversions: Inch·pounds x 1.1 52 = Kilogram-Centimeters Foot·pounds x .1

ENGINE APPLICATIONS1 - 2 Single Stage Snowthrower Service Manual38173 Powerlite 16" 2000 Tec. HSK600 50:1 4300-4700 Champion RCJ8Y.03038175 Power

9 - 26 Single Stage Snowthrower Service ManualNOTES

Single Stage Snowthrower Service Manual 9 - 27 NOTES

9 - 28 Single Stage Snowthrower Service ManualMAINTENANCE RECORDDate Hours UsedCheck ScraperCheck Belt/ChainCheck Spark PlugPreparing For StorageComme

Form No. 492-0700

Single Stage Snowthrower Service Manual 1 - 3ENGINE APPLICATIONS38413 CCR2450 20" 2000 Toro R tek 50:1 3550-4050 NGK BPMR4A .03238414 CCR2400 20&

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Single Stage Snowthrower Service Manual 2 - 1 GENERAL INFORMATIONGENERAL SAFETY INSTRUCTIONSPersonal Safety• Never allow children to operate the snowt

GENERAL INFORMATION2 - 2 Single Stage Snowthrower Service ManualStorage During Snow Season• When storing the snowthrower, REMOVE THE KEY FROM SWITCH.

Single Stage Snowthrower Service Manual 2 - 3 GENERAL INFORMATIONORDERING: Toro parts are available through your local Authorized Toro Service Dealer

GENERAL INFORMATION2 - 4 Single Stage Snowthrower Service Manual3. If your unit requires a gasoline/oil ratio of 32:1, pour 1/2 cup or 4 ounces of TOR

Single Stage Snowthrower Service Manual 2 - 5 GENERAL INFORMATIONFigure 61. Mix the gasoline and oil in the correct ratio for your unit. Refer to “MI

SINGLE STAGE SNOWTHROWER SERVICE MANUALTable Of Contents – Page 2 of 2MAINTENANCE WHEEL BRACKET REPLACEMENT (1975 AND OLDER MODELS) SCRAPER REPL

GENERAL INFORMATION2 - 6 Single Stage Snowthrower Service Manual1. Use a pump type siphon to remove as much fuel from the tank as possible. Dispose o

Single Stage Snowthrower Service Manual 3 - 1 CONTROLS/LOCATION AND OPERATIONThe primer and choke controls have been located in different areas throug

CONTROLS/LOCATION AND OPERATION3 - 2 Single Stage Snowthrower Service ManualPRIMERThe primer, used on most single stage snowthrowers, is designed to p

Single Stage Snowthrower Service Manual 3 - 3 CONTROLS/LOCATION AND OPERATIONCHOKEThe carburetor choke control, or shutter, meters the amount of air p

CONTROLS/LOCATION AND OPERATION3 - 4 Single Stage Snowthrower Service ManualCHECKING THE IGNITION SWITCHThe tools used to check for defective switches

Single Stage Snowthrower Service Manual 3 - 5 CONTROLS/LOCATION AND OPERATION3. Slide the terminal connector back onto the ignition switch terminals (

CONTROLS/LOCATION AND OPERATION3 - 6 Single Stage Snowthrower Service ManualThe curved rotor is necessary to draw the snow towards the center, where t

Single Stage Snowthrower Service Manual 3 - 7 CONTROLS/LOCATION AND OPERATIONTo keep the chute in the desired position, a spring loaded chute detent i

CONTROLS/LOCATION AND OPERATION3 - 8 Single Stage Snowthrower Service ManualFigure 28 1352-08Remove the gas cap and lift the upper shroud off the mach

Single Stage Snowthrower Service Manual 3 - 9 CONTROLS/LOCATION AND OPERATION3. To remove the upper shroud, remove the two bolts and locknuts in the f

TORO®Single StageSnowthrowerService Manual

CONTROLS/LOCATION AND OPERATION3 - 10 Single Stage Snowthrower Service ManualChute SealThis system has a seal incorporated into the upper shroud (Figu

Single Stage Snowthrower Service Manual 4 - 1 ENGINE REMOVAL AND INSTALLATION1965 - 1985 MODELS, ENGINE REMOVAL Certain engine servicing procedures wi

ENGINE REMOVAL AND INSTALLATION4 - 2 Single Stage Snowthrower Service Manual11. If your 20” Snowthrower is equipped with an electric starter, remove t

Single Stage Snowthrower Service Manual 4 - 3 ENGINE REMOVAL AND INSTALLATION1965 - 1985 MODELS, ENGINE INSTALLATION After performing the necessary se

ENGINE REMOVAL AND INSTALLATION4 - 4 Single Stage Snowthrower Service Manual8. Pull the recoil starter rope through the hole in the control panel (Fig

Single Stage Snowthrower Service Manual 4 - 5 ENGINE REMOVAL AND INSTALLATIONB. Install the crankshaft pulley. Refer to "Crankshaft Pulley Repla

ENGINE REMOVAL AND INSTALLATION4 - 6 Single Stage Snowthrower Service Manual5. The upper shroud/fuel tank is retained by one screw in each corner. On

Single Stage Snowthrower Service Manual 4 - 7 ENGINE REMOVAL AND INSTALLATIONAlternate Method1. Remove the fuel with a pump type siphon. Tilt the mac

ENGINE REMOVAL AND INSTALLATION4 - 8 Single Stage Snowthrower Service Manual5. On most models, the fuel tank is mounted at 3 points with capscrews and

Single Stage Snowthrower Service Manual 4 - 9 ENGINE REMOVAL AND INSTALLATIONFigure 55 1854-0210. Remove the screw securing the choke knob to the chok

ABOUT THIS MANUALThis manual was written expressly for the Toro brand single stage snowthrowers. The Toro Company has made every effort to make the i

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Single Stage Snowthrower Service Manual 5 - 1 DRIVE SYSTEMSDRIVE SYSTEM (BELT) SNOWMASTER - S-200, S-620The Toro belt drive system, which is utilized

DRIVE SYSTEMS5 - 2 Single Stage Snowthrower Service Manual5. When installing the replacement belt, loop the belt around the engine pulley and under th

Single Stage Snowthrower Service Manual 5 - 3 DRIVE SYSTEMS3. Align the crankshaft pulley and rotor pulley with a straight edge (ie. ruler, piece of w

DRIVE SYSTEMS5 - 4 Single Stage Snowthrower Service ManualIdler Spring Replacement1. Refer to "Replacing Drive Belt" on page 5 - 1. Complet

Single Stage Snowthrower Service Manual 5 - 5 DRIVE SYSTEMS3. Using a 5/8” open end wrench and a 1/2” socket wrench, remove the shoulder bolt, washers

DRIVE SYSTEMS5 - 6 Single Stage Snowthrower Service ManualRotor Pulley Replacement1. Refer to "Replacing Drive Belt" on page 5 - 1. Complet

Single Stage Snowthrower Service Manual 5 - 7 DRIVE SYSTEMSEnd Cap/Shaft And Bearing Replacement For 1980 S-200’s1. Refer to "Replacing Drive Bel

DRIVE SYSTEMS5 - 8 Single Stage Snowthrower Service ManualB. Slide the end cap/shaft assembly from the bearing (Figure 75). If, upon your inspection,

Single Stage Snowthrower Service Manual 5 - 9 DRIVE SYSTEMSR.H. (Right Hand) End Cap/Shaft Replacement On 20” Snowthrowers Produced From 1975 To 19791

Single Stage Snowthrower Service Manual i TABLE OF CONTENTSThis book covers a variety of models built over several years. Look in the following Tabl

DRIVE SYSTEMS5 - 10 Single Stage Snowthrower Service Manual5. Remove screws securing rotor bearing to left sideplate and remove end cap (Figure 79).Fi

Single Stage Snowthrower Service Manual 5 - 11 DRIVE SYSTEMS BELT DRIVE SYSTEM TROUBLESHOOTING CHARTPowerlite And 20” CCR Rotor DriveThe rotor drive s

DRIVE SYSTEMS5 - 12 Single Stage Snowthrower Service ManualIn the 1999 manufacturing year, some models were built with the spring loaded idler system

Single Stage Snowthrower Service Manual 5 - 13 DRIVE SYSTEMSBail Controlled Rotor Engagement System (1999 And Newer Powerlites And All 20” CCR ModelsT

DRIVE SYSTEMS5 - 14 Single Stage Snowthrower Service ManualBELT REPLACEMENTThe belt drive models use one of two systems; the spring loaded or constant

Single Stage Snowthrower Service Manual 5 - 15 DRIVE SYSTEMSBELT/PULLEY ALIGNMENT While perfection is not required in this application, the pulleys

DRIVE SYSTEMS5 - 16 Single Stage Snowthrower Service ManualFigure 93 1854-3420” CCR ModelsThe 20” CCR models have the engine pulley mounted with a key

Single Stage Snowthrower Service Manual 5 - 17 DRIVE SYSTEMSTo replace the pulley, make sure the key is in place and slide the pulley on the shaft. I

DRIVE SYSTEMS5 - 18 Single Stage Snowthrower Service ManualROTOR BEARING/ ROTOR SHAFT REPLACEMENTPowerlite StyleRemove the belt cover and drive belt.

Single Stage Snowthrower Service Manual 5 - 19 DRIVE SYSTEMSFigure 102 1854-22Figure 103 1854-21NOTE: Do not damage the splines or threads in an atte

TABLE OF CONTENTSii Single Stage Snowthrower Service ManualDRIVE SYSTEMSDrive System (Belt) Snowmaster - S-200, S-620 . . . . . . . . . . . . . . . .

DRIVE SYSTEMS5 - 20 Single Stage Snowthrower Service ManualChain Adjustment Procedure (all models)Proper chain adjustment is critical to all 14” and 2

Single Stage Snowthrower Service Manual 5 - 21 DRIVE SYSTEMS7. Retighten the four bolts in the sequence shown (Figure 108). Then tighten the starter

DRIVE SYSTEMS5 - 22 Single Stage Snowthrower Service Manual5. It will be necessary to align the keyway (slot) of the crankshaft sprocket with the loca

Single Stage Snowthrower Service Manual 5 - 23 DRIVE SYSTEMS2. Using a needle nose pliers, remove the locking clip on the master connecting link of th

DRIVE SYSTEMS5 - 24 Single Stage Snowthrower Service ManualFigure 118 0217-0696. Remove all screws retaining the rubber paddles to the rotor shells (F

Single Stage Snowthrower Service Manual 5 - 25 DRIVE SYSTEMS13. Place the chain around both sprockets (Figure 121). Install the master connecting link

DRIVE SYSTEMS5 - 26 Single Stage Snowthrower Service ManualShould you need to replace the drive chain on your snowthrower, perform the following servi

Single Stage Snowthrower Service Manual 5 - 27 DRIVE SYSTEMSBelt Driven SystemsS-620 Model 38162 — 5000001 and up.The drive system uses a “through sha

DRIVE SYSTEMS5 - 28 Single Stage Snowthrower Service Manual6. If the shaft must be completely removed from the housing, remove the three screws retain

Single Stage Snowthrower Service Manual 5 - 29 DRIVE SYSTEMSTo replace the wheel bracket assembly on Model S-620:1. Drain all fuel from the fuel tank.

Single Stage Snowthrower Service Manual iii TABLE OF CONTENTSMAINTENANCEWheel Bracket Replacement (1975 And Older Models) . . . . . . . . . . . . .

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Single Stage Snowthrower Service Manual 6 - 1 ELECTRIC START SYSTEMINTRODUCTIONThe electric start single stage snowthrowers use a 120-volt starting sy

ELECTRIC START SYSTEM6 - 2 Single Stage Snowthrower Service Manual6. Disconnect the spark plug wire from the spark plug to prevent accidental starting

Single Stage Snowthrower Service Manual 6 - 3 ELECTRIC START SYSTEM3. Remove the two bolts holding the upper shroud to the front housing (Figure 137).

ELECTRIC START SYSTEM6 - 4 Single Stage Snowthrower Service Manual10. Remove the upper shroud leaving the starter rope attached and position the upper

Single Stage Snowthrower Service Manual 6 - 5 ELECTRIC START SYSTEM6. Disconnect the spark plug wire from the spark plug to prevent accidental startin

ELECTRIC START SYSTEM6 - 6 Single Stage Snowthrower Service Manual12. Remove the second starter bolt and remove the starter assembly, wire harness, an

Single Stage Snowthrower Service Manual 6 - 7 ELECTRIC START SYSTEM6. Remove the three screws securing the starter switch assembly to the control pane

ELECTRIC START SYSTEM6 - 8 Single Stage Snowthrower Service ManualHow It WorksComing straight from the 120-volt outlet, the current is half-positive a

Single Stage Snowthrower Service Manual 6 - 9 ELECTRIC START SYSTEMTROUBLESHOOTINGWarning: The electric starter uses 120-volt current, which can caus

TABLE OF CONTENTSiv Single Stage Snowthrower Service ManualPrimer Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ELECTRIC START SYSTEM6 - 10 Single Stage Snowthrower Service ManualStarter Pinion Removal 1. Remove the pinion cap dust cover (if equipped).2. Push do

Single Stage Snowthrower Service Manual 7 - 1 MAINTENANCEWHEEL BRACKET REPLACEMENT (1975 AND OLDER MODELS)Often, when a single stage snowthrower is op

MAINTENANCE7 - 2 Single Stage Snowthrower Service Manual3. Replace with a new scraper and secure to the housing with the three carriage bolts and lock

Single Stage Snowthrower Service Manual 7 - 3 MAINTENANCE3. With the impeller housing facing you, loosen the screws securing one paddle to the rotor h

MAINTENANCE7 - 4 Single Stage Snowthrower Service ManualREPLACING ROTOR BLADES (CURVED ROTOR MODELS)There are two means of attaching the rotor blades

Single Stage Snowthrower Service Manual 7 - 5 MAINTENANCEInstalling The New BladeThe rotor blades are made of laminated rubber. Examine the edge of a

MAINTENANCE7 - 6 Single Stage Snowthrower Service ManualVANE REPLACEMENTRemoval1. Remove all mounting screws retaining the upper shroud to the snowthr

Single Stage Snowthrower Service Manual 7 - 7 MAINTENANCEReplacement1. Holding the vane firmly at the base, slide the base of the vane into the small

MAINTENANCE7 - 8 Single Stage Snowthrower Service Manual4. Next, unfasten the vanes at the upper vane mount. Refer to "VANE REPLACEMENT" on

Single Stage Snowthrower Service Manual 7 - 9 MAINTENANCE5. Unfasten all the vanes at the vane mount. Refer to "VANE REPLACEMENT" on page 7

Single Stage Snowthrower Service Manual v TABLE OF CONTENTSENGINES Several different engines have been used on the single stage snowthrower prod

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Single Stage Snowthrower Service Manual 8 - 1 TROUBLESHOOTINGTROUBLESHOOTING TIPS - FAILURE TO STARTThis section is not intended to cover everything t

TROUBLESHOOTING8 - 2 Single Stage Snowthrower Service ManualCCR2000 With The 47P Series EngineThis is a fixed jet carburetor so there is no adjustment

Single Stage Snowthrower Service Manual 8 - 3 TROUBLESHOOTINGRemove the float hinge, float, and needle. Remove the filter screen over the hub in the

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Single Stage Snowthrower Service Manual 9 - 1 GAS POWER SHOVELGENERAL INSTRUCTIONSThe Power Shovel is designed and tested to offer safe and effective

GAS POWER SHOVEL9 - 2 Single Stage Snowthrower Service Manual• Let the engine run for a few minutes after clearing snow so moving parts do not freeze

Single Stage Snowthrower Service Manual 9 - 3 GAS POWER SHOVELMIXING INSTRUCTIONS FOR GASOLINE AND OILSafety InstructionsProper Fuel And OilThe Toro G

GAS POWER SHOVEL9 - 4 Single Stage Snowthrower Service ManualDraining The Fuel TankTo assure safe servicing of your snowthrower, it is critical that t

Single Stage Snowthrower Service Manual 9 - 5 GAS POWER SHOVEL5. Lift the upper shroud away from the lower shroud. Replace the gas cap on to the gas t