Toro 38451 Operator's Manual

Toro 38451 Operator's Manual

Power clear 621 r snowthrower
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Power Clear 621 R Snowthrower
Model No. 38451—Serial No. 312000001 and Up
Model No. 38452—Serial No. 312000001 and Up
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
© 2011—The Toro® Company
8111 Lyndale Avenue South
Bloomington, MN 55420
G016241
Register at www.Toro.com.
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.
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.
Safety
Read and understand the contents of this manual
before you start the engine.
This is the safety alert symbol. It is used to alert
you to potential personal injury hazards. Obey all
safety messages that follow this symbol to avoid
possible injury or death.
Improperly using or maintaining this machine
could result in injury or death. To reduce this
potential, comply with the following safety
instructions.
This machine is capable of amputating hands and
feet and of throwing objects. Failure to observe the
following safety instructions could result in serious
injury.
Training
• Read, understand, and follow all instructions on the
machine and in the manual(s) before operating this
machine. Be thoroughly familiar with the controls
Form No. 3369-491 Rev A
Operator's Manual
Figure 2
Original Instructions (EN)
Printed in the USA
All Rights Reserved

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Summary of Contents for Toro 38451

  • Page 1 Whenever you need service, genuine Toro parts, or worthy of special attention. additional information, contact an Authorized Service Dealer or Toro Customer Service and have the model and serial numbers of your machine ready. Figure 1 Safety identifies the location of the model and serial numbers on the machine.
  • Page 2 and the proper use of the machine. Know how to • Never attempt to make any adjustments while stop the machine and disengage the controls quickly. the engine is running (except when specifically recommended by manufacturer). • Never allow children to operate the machine. Never •...
  • Page 3: Clearing A Clogged Discharge Chute

    Toro Snowthrower Safety The following list contains safety information specific to Toro products or other safety information that you must know. • Rotating rotor blades can injure fingers or hands. Stay behind the handles and away from the...
  • Page 4: Safety And Instructional Decals

    94-2577 1. To engage the rotor blades, hold the control bar against the handle. 2. To disengage the rotor blades, release the control bar. 117-9102 (Model 38451 only) Order part no. 117-6036 1. Warning—read the 6. Engine switch Off Operator’s Manual.
  • Page 5: Setup

    Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Description Qty. – No parts required Unfold the handle. Discharge chute Chute handle Install the discharge chute. Carriage bolts Washers Locknuts Unfolding the Handle No Parts Required Figure 5 Procedure...
  • Page 6: Installing The Discharge Chute

    Installing the Discharge Chute Filling the Engine with Oil Parts needed for this procedure: No Parts Required Discharge chute Procedure Chute handle Your machine does not come with oil in the engine, but Carriage bolts it does come with a bottle of oil. Washers Important: Before starting the engine, fill the Locknuts...
  • Page 7: Product Overview

    Product Overview Figure 9 1. Oil fill cap 3. Unscrew the oil fill cap and remove it. G016243 4. With the machine in the operating position, carefully pour oil into the crankcase. Allow a minute for the oil to settle and add enough to bring it to the point Figure 10 of overflow.
  • Page 8: Filling The Fuel Tank

    Filling the Fuel Tank Fill the fuel tank with fresh unleaded gasoline having an octane rating at or near 87 from a major name-brand service station (Figure 11). Figure 12 1. Oil fill cap 3. Unscrew the oil fill cap and remove it. 4.
  • Page 9 Figure 17 Figure 14 1. Choke lever Note: Use only a UL-listed, 16-gauge extension cord recommended for outdoor use that is not longer than 50 feet (15 m). WARNING The electrical cord can become damaged, causing a shock or fire. Figure 15 Thoroughly inspect the electrical cord before 1.
  • Page 10: Engaging/Disengaging Rotor Blades

    Disengaging the Rotor Blades Note: If you pull the recoil handle and feel no resistance, the starter may be frozen. Thaw out the To disengage the rotor blades, release the control bar starter before attempting to start the machine. (Figure 20). 5.
  • Page 11: Clearing Clogged Discharge Chute

    Preventing Freeze-up after • Let the engine run for a few minutes to prevent moving parts from freezing. Stop the engine, wait for all moving parts to stop, and remove ice and snow from the machine. • Clean off any snow and ice from the base of the chute.
  • Page 12: Recommended Maintenance Schedule(S)

    Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval • Check the control cable and adjust it if necessary. After the first hour • Check for loose fasteners and tighten them if necessary. •...
  • Page 13: Inspecting The Rotor Blades

    Adjusting the Control Cable 1. Slide up the spring cover and unhook the spring from the adjuster link (Figure 25). Figure 26 3. Pivot point 1. Upper end of spring Figure 25 2. Insert the upper end of 4. Remove the upper end of spring into this hole spring from this hole 1.
  • Page 14: Changing The Engine Oil

    Changing the Engine Oil Use Figure 30 below to select the best oil viscosity for the outdoor temperature range expected: Service Interval: After the first 2 hours Yearly Run the engine a few minutes before changing the oil to warm it. Warm oil flows better and carries more contaminants.
  • Page 15 Figure 33 1. Screw (4) 3. Spark plug 2. Shroud 4. Spark-plug wire 5. Remove the fuel tank cap. G016327 6. Remove the shroud (Figure 33). Figure 32 7. Install the fuel tank cap. 8. Disconnect the wire from the spark plug. 4.
  • Page 16: Replacing The Drive Belt

    12. Install the spark plug and torque it to 20–22 ft-lb (27–30 N-m). 13. Connect the wire to the spark plug. Note: Ensure that the breather tube is routed above the spark plug wire as shown in Figure 35. Figure 36 1.
  • Page 17: Storing The Snowthrower

    Note: The concave side of the curved washer goes 11. Install the spark plug by hand and then torque it to against the outside of the pulley. 20–22 ft-lb (27–30 N-m). 8. Install the brake spring onto the idler arm (Figure 37). 12.
  • Page 18 Notes:...
  • Page 19 Notes:...
  • Page 20 Countries Other than the United States or Canada Customers who have purchased Toro products exported from the United States or Canada should contact their Toro Distributor (Dealer) to obtain guarantee policies for your country, province, or state. If for any reason you are dissatisfied with your Distributor’s service or have difficulty obtaining guarantee information, contact the Toro importer.

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38452Power clear 621 r 38451Power clear 621 r 38452

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