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Form No. 3365-707 Rev A

722 Power Throw

®

Snowthrower

Model No. 38608—Serial No. 311000001 and Up

Operator's Manual

Introduction

This machine is intended to be used by residential
homeowners or professional, hired operators. It
is designed primarily for removing snow from
paved surfaces, such as driveways and sidewalks,
and other surfaces for traffic on residential or
commercial properties. It is not designed for
removing materials other than snow, nor is it
designed for clearing off gravel surfaces.

Read this information carefully to learn how to operate
and maintain your machine properly and to avoid injury
and machine damage. You are responsible for operating
the machine properly and safely.

You may contact Toro directly at www.Toro.com for
machine and accessory information, help finding a
dealer, or to register your machine.

Whenever you need service, genuine Toro parts, or
additional information, contact an Authorized Service
Dealer or Toro Customer Service and have the model
and serial numbers of your machine ready. Figure 1
identifies the location of the model and serial numbers
on the machine. Write the numbers in the space
provided.

Figure 1

1.

Model and serial number location

Model No.

Serial No.

This manual identifies potential hazards and has
safety messages identified by the safety alert symbol
(Figure 2), which signals a hazard that may cause serious
injury or death if you do not follow the recommended
precautions.

Figure 2

1.

Safety alert symbol

This manual uses 2 words to highlight information.

Important

calls attention to special mechanical

information and

Note

emphasizes general information

worthy of special attention.

Replacement Engine Owner’s Manuals may be
ordered through the engine manufacturer.

© 2010—The Toro® Company
8111 Lyndale Avenue South
Bloomington, MN 55420

Register at www.Toro.com.

Original Instructions (EN)

Printed in the USA

All Rights Reserved

Summary of Contents for 38608

Page 1: ...u need service genuine Toro parts or additional information contact an Authorized Service Dealer or Toro Customer Service and have the model and serial numbers of your machine ready Figure 1 identifies the location of the model and serial numbers on the machine Write the numbers in the space provided Figure 1 1 Model and serial number location Model No Serial No This manual identifies potential ha...

Page 2: ...nderstand and follow all instructions on the machine and in the manual s before operating this machine Be thoroughly familiar with the controls and the proper use of the machine Know how to stop the machine and disengage the controls quickly Never allow children to operate the machine Never allow adults to operate the machine without proper instruction Keep the area of operation clear of all perso...

Page 3: ...operating position before unclogging the auger impeller housing or discharge chute and when making any repairs adjustments or inspections When cleaning repairing or inspecting the machine stop the engine and make certain the auger impeller and all moving parts have stopped Disconnect the spark plug wire and keep the wire away from the plug to prevent someone from accidentally starting the engine D...

Page 4: ...on stop the engine remove the ignition key and wait for all moving parts to stop To unclog the discharge chute stay in the operating position and release the left hand traction lever While running the auger impeller push down on the handles to raise the front of the machine a few inches centimeters off the pavement Then lift the handles quickly to bump the front of the machine on the pavement Repe...

Page 5: ...ne and wait for all moving parts to stop before leaving the operator s position 2 Engage 4 Warning read the Operator s Manual 6 Cutting dismemberment hazard impeller and auger stay away from moving parts keep all guards and shields in place remove the ignition key and read the instructions before servicing or performing maintenance 8 Auger 112 6620 1 Cutting dismemberment hazard impeller do not pl...

Page 6: ...Operator s Manual 3 Warning toxic gas inhalation hazard 2 Warning fire hazard 4 Warning hot surface burn hazard Briggs Part No 277566 1 When starting a cold engine close the choke and press the primer two times 2 When starting a warm engine open the choke and do not press the primer Briggs Stratton Part No 277588 1 Primer 3 Ignition key out Engine Stop 2 Ignition key in Engine Run Briggs Stratton ...

Page 7: ...t worm gear and bracket 1 Belleville washer 1 Bolt 2 Carriage bolt 1 Locknut 3 5 Curved washer 1 Install the chute control rod 6 No parts required Fill the engine with oil 7 No parts required Check the tire pressure 8 No parts required Check the skids and scraper 1 Installing the Handle Parts needed for this procedure 1 Handle assembly 4 Bolts 4 Belleville washers 1 Flange nut Procedure 1 Remove t...

Page 8: ...side of the Belleville washer goes against the outside of the handle 6 Align the holes in the right side of the handle with the holes in the right side plate and secure the handle with 2 cap screws and Belleville washers until they are finger tight 7 Ensure that the handles are at the same height then tighten the handle fasteners securely 8 Slide the wheels outward and insert each axle pin through...

Page 9: ...4 1 2 inches 11 4 cm as shown in Figure 7 Figure 7 1 Handgrip 3 1 to 2 inches 3 to 5 cm 2 Traction control lever 4 4 1 2 inches 11 4 cm 3 Tighten the 2 flange nuts until they are finger tight 4 Move the speed selector lever Figure 14 into third gear Note If the speed selector lever does not move into third gear adjust the speed selector before continuing Refer to Adjusting the Speed Selector in Ma...

Page 10: ...reases noticeably when you remove the slack from the auger impeller drive belt approximately 1 2 of the lever movement The adjustment is correct when the force begins to increase and the distance between the top of the handgrip and the bottom of the auger impeller drive control lever is 1 to 2 inches 3 to 5 cm as shown in Figure 9 Note If the force does not noticeably increase remove the belt cove...

Page 11: ...e control rod 4 Upper chute control bracket 2 Worm gear bracket and mounting flange 5 Curved washer 3 Lower chute control bracket Note Leave the locknut loose 2 Secure the lower chute control bracket attached to the chute control rod to the lower left side of the handle with a bolt a curved washer a flatwasher and a locknut Figure 10 Note The bracket should be fastened on the outside of the handle...

Page 12: ...h an API service classification of SF SG SH SJ SL or higher Refer to Figure 12 to select the best oil viscosity for the outdoor temperature range expected Figure 12 1 Move the machine to a level surface to ensure an accurate oil level reading 2 Clean around the dipstick Figure 13 Figure 13 1 Dipstick 2 Filler hole 3 Remove the dipstick by rotating the cap counterclockwise and pulling it out 4 Slow...

Page 13: ...res to between 12 and 15 psi 82 and 103 kPa 8 Checking the Skids and Scraper No Parts Required Procedure Refer to Checking and Adjusting the Skids and Scraper in Maintenance Product Overview Figure 14 1 Auger impeller drive control lever 6 Oil fill dipstick 2 Traction control lever 7 Chute deflector handle 3 Discharge chute control 8 Snow clean out tool 4 Speed selector lever 9 Auger 5 Fuel tank c...

Page 14: ...ate the choke to the Full position to start a cold engine As engine warms up gradually rotate the choke to the Off position Throttle Lever Move the throttle lever to the right to increase the engine speed move it to the left to decrease the engine speed Move the throttle lever to the Stop position to stop the engine Primer Press the primer to pump a small amount of gasoline into the engine for imp...

Page 15: ...he fuel tank with fresh unleaded regular gasoline from a major name brand service station Figure 18 Important To reduce starting problems add fuel stabilizer to the fuel all season mixing it with gasoline less than 30 days old Do not add oil to the gasoline Figure 18 Starting the Engine 1 Check the engine oil level Refer to Checking the Engine Oil Level in Maintenance 2 Turn the fuel shutoff valve...

Page 16: ...ug in WARNING The electrical cord can become damaged causing a shock or fire Thoroughly inspect the electrical cord before using the machine If the cord is damaged do not operate the machine Replace or repair the damaged cord immediately Contact an Authorized Service Dealer for assistance Important To prevent damaging the electric starter run it in short cycles 5 seconds maximum then wait one minu...

Page 17: ...have difficulty operating any control or part start the engine and let it run for a few minutes After using the machine let the engine run for a few minutes to prevent moving parts from freezing Engage the auger impeller to clear any remaining snow from inside the housing Rotate the discharge chute control to prevent it from freezing Stop the engine wait for all moving parts to stop and remove all...

Page 18: ...necessary Every 20 hours Lubricate the machine Every 50 hours Change the engine oil Every 100 hours Inspect the spark plug Replace and or gap it if necessary Yearly Check the skids and the scraper and adjust them if necessary Check the auger gearbox oil and add oil if necessary Change the engine oil Yearly or before storage Lubricate the machine Drain the gasoline and run the engine to dry out the...

Page 19: ...the Skids and Scraper Service Interval Yearly Adjust the skids and the scraper initially and then as needed to ensure that the auger does not contact the paved or gravel surface Also adjust them as needed to compensate for wear 1 Move the machine to a level surface 2 Check the tire pressure in the tires Refer to Checking the Tire Pressure in Setup 3 Loosen the 4 flange nuts that secure both skids ...

Page 20: ...elector plate to move the drive assembly to the right Note The drive assembly should be 1 8 inch 3 mm from the roll pin if not slide the selector plate Figure 29 until the gap is 1 8 inch 3 mm refer to Figure 30 Figure 30 1 Roll pin 3 1 8 inch 3 mm 2 Drive assembly 6 With the drive assembly 1 8 inch 3 mm from the roll pin tighten the flange nuts that secure the speed selector plate 7 Shift the spe...

Page 21: ...directly into the oil drain pan and away from the machine 5 Drain the oil Note Dispose of the used oil properly at a local recycling center 6 Install the oil drain plug 7 Install the left wheel 8 Fill the crankcase with oil Refer to Filling the Engine with Oil in Setup 9 Wipe up any spilled oil Lubricating the Machine Service Interval Every 20 hours Yearly or before storage Lightly lubricate all m...

Page 22: ... cracked fouled dirty or if the electrodes are worn Important Do not clean the electrodes because grit could enter the cylinder and damage the engine 4 Set the gap between the electrodes on the spark plug at 0 030 inch 0 76 mm Figure 36 Figure 36 1 0 030 inch 0 76 mm 5 Install the spark plug by hand and then torque it to 15 ft lb 20 4 N m Note If you do not have a torque wrench tighten the plug fi...

Page 23: ...annot fall 6 Remove the 4 flange head bolts that secure the bottom cover to the frame and remove the cover Figure 34 7 Disconnect the spring from the notch in the bottom edge of the side plate Figure 39 Figure 39 1 Notch in side plate 3 Large traction pulley 2 Spring CAUTION The spring is under heavy tension and could injure the you or a bystander if you do not carefully remove it Carefully remove...

Page 24: ...inkage in Setup 2 Connect the wire to the spark plug 3 Check the belt tension by operating the auger 4 If the belt still slips replace it Refer to Replacing the Auger Impeller Drive Belt Important Do not operate the machine if the auger and the impeller rotate when you disengage the auger impeller drive control lever Replacing the Auger Impeller Drive Belt If the auger impeller drive belt becomes ...

Page 25: ...the off season 13 Loosely install the spark plug by hand 14 Dispose of any unused fuel properly Recycle it according to local codes or use it in your automobile Note Do not store stabilized fuel for more than 90 days 15 Lubricate the machine Refer to Lubricating the Machine 16 Clean the machine thoroughly 17 Touch up chipped surfaces with paint available from an Authorized Service Dealer Sand affe...

Page 26: ... too low or too high 9 Add or drain oil to adjust the oil level in the engine crankcase to the Full mark on the dipstick 1 The choke is in the On position 1 Move the choke to the Off position 2 The fuel shutoff valve is not completely open 2 Open the fuel shutoff valve 3 The fuel tank is nearly empty or contains stale fuel 3 Drain and fill the fuel tank with fresh gasoline not more than 30 days ol...

Page 27: ...ed Service Dealer Discharge chute either does not lock into place or does not move 1 The discharge chute latch is not properly adjusted 1 Adjust the discharge chute latch 1 The skids and or scraper are not properly adjusted 1 Adjust the skids and or the scraper Machine does not properly clear the snow off the surface 2 The pressure in the tires is not equal 2 Check and adjust the pressure in one o...

Page 28: ...arranty except for special emission system coverage and engine warranty coverage on some products This express warranty does not cover the following Cost of regular maintenance service or wear parts such as rotor blades paddles scraper blades belts fuel lubricants oil changes spark plugs cable linkage or brake adjustments Any product or part which has been altered or misused and requires replaceme...

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