Toro 20837 Operator's Manual

48cm super recycler
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48cm Super Recycler
Model No. 20837-Serial No. 313000001 and Up

Introduction

This rotary-blade, walk-behind lawn mower is intended
to be used by residential homeowners. It is designed
primarily for cutting grass on well-maintained lawns
on residential properties. It is not designed for cutting
brush or for agricultural uses.
Read this information carefully to learn how to operate and
maintain your product properly and to avoid injury and
product damage. You are responsible for operating the
product properly and safely.
You may contact Toro directly at www.Toro.com for product
and accessory information, help finding a dealer, or to register
your product.
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 product ready. Figure 1 identifies the location of the
model and serial numbers on the product.
1. Model and serial number plate
Write the product model and serial numbers in the space
below:
Model No.
Serial No.
This manual identifies potential hazards and has safety
messages identified by the safety alert symbol (Figure 2),
© 2012-The Toro® Company
8111 Lyndale Avenue South
Bloomington, MN 55420
Figure 1
Register at www.Toro.com.
®

Lawn Mower

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.
This product complies with all relevant European directives.
For details, see the separate product specific Declaration of
Conformity (DOC) sheet.
For models with stated engine horsepower, the gross
horsepower of the engine was laboratory rated by the engine
manufacturer in accordance with SAE J1940. As configured
to meet safety, emission, and operating requirements, the
actual engine horsepower on this class of lawn mower will
be significantly lower.
Do not tamper with the engine controls or alter the governor
speed; doing so may create an unsafe condition resulting in
personal injury.
Contents
Introduction .................................................................. 1
General Lawn Mower Safety ..................................... 2
Sound Pressure ...................................................... 3
Sound Power .......................................................... 3
Hand-Arm Vibration ............................................... 3
Safety and Instructional Decals ................................. 4
Setup ............................................................................ 5
1 Unfolding the Handle............................................ 5
2 Installing the Blade-control Bar............................... 5
Guide................................................................. 5
4 Filling the Engine with Oil...................................... 6
Product Overview .......................................................... 7
Specifications ......................................................... 7
Operation ..................................................................... 7
Filling the Fuel Tank ................................................ 7
Checking the Engine Oil Level .................................. 8
Adjusting the Cutting Height .................................... 8
Original Instructions (EN)
All Rights Reserved *3376-662* A
Printed in the Czech Republic
Form No. 3376-662 Rev A
Operator's Manual
Figure 2

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Table of Contents
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Summary of Contents for Toro 20837

  • Page 1: Table Of Contents

    Important calls attention to special mechanical information and Note emphasizes general information worthy of special You may contact Toro directly at www.Toro.com for product attention. and accessory information, help finding a dealer, or to register your product.
  • Page 2: General Lawn Mower Safety

    • Replace all fuel tank and container caps securely. Toro designed and tested this lawn mower to offer reasonably safe service; however, failure to comply with the following Preparation instructions may result in personal injury.
  • Page 3: Sound Pressure

    • To ensure the best performance and safety, transportation when crossing surfaces other than grass purchase only genuine Toro replacement parts and and when transporting the machine. accessories. Do not use will fit parts and accessories; they may cause a safety hazard.
  • Page 4: Safety And Instructional Decals

    Safety and Instructional Decals Important: Safety and instruction decals are located near areas of potential danger. Replace damaged decals. Manufacturer's Mark 1. Indicates the blade is identified as a part from the original machine manufacturer. 114-7982 1. Warning—read the Operator's Manual. 2.
  • Page 5: Setup

    Setup 4. Rotate the handle rearward to the operating position, and lock the handle at your desired height. Refer to Adjusting the Handle Height (page 9). Unfolding the Handle Installing the Blade-control No Parts Required Procedure No Parts Required WARNING Procedure Folding or unfolding the handle improperly can Install the blade control bar into the upper handle (Figure 5).
  • Page 6: Filling The Engine With Oil

    Figure 6 1. Recoil-starter rope 2. Rope guide Figure 7 Filling the Engine with Oil 3. Wipe off the dipstick end with a clean cloth. Parts needed for this procedure: 4. Insert the dipstick into the oil-fill tube, but do not screw it in.
  • Page 7: Product Overview

    Do not add oil to gasoline. Fill the fuel tank with fresh unleaded regular gasoline from a Model Weight Length Width Height major name-brand service station (Figure 9). 20837 38 kg 152 cm 53 cm 109 cm (84 lb) (60 in) (21 in)
  • Page 8: Checking The Engine Oil Level

    5. Remove the dipstick and read the oil level on the dipstick (Figure 10). • If the oil level is too low, add a small amount of oil slowly to the oil-fill tube, and then repeat steps 3 through 5 until the oil level on the dipstick is correct.
  • Page 9: Adjusting The Handle Height

    Note: The approximate cutting height settings are A= 25 mm (1 inch); B= 38 mm (1-1/2 inch); C=51 mm (2 inches); D=64 mm (2-1/2 inches); E=83 mm (3-1/4 inches); F=95 mm (3-3/4 inches); and G=108 mm (4-1/4 inches). Adjusting the Handle Height Figure 14 You may raise or lower the upper handle to a position 1.
  • Page 10: Recycling The Clippings

    Check the grass bag frequently. If it is damaged, 2. Lift up the grass bag up and away from the handle. install a new Toro replacement bag. Note: Tilt the grass bag slightly backward to prevent the collected grass clippings from falling out.
  • Page 11: Rear-Discharging The Clippings

    • For best performance, install a new blade before the cutting season begins. • Replace the blade when necessary with a Toro replacement blade. Cutting Grass • Cut only about a third of the grass blade at a time. Do not...
  • Page 12: Maintenance

    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 • Change the engine oil. After the first 5 hours • Check the engine oil level. •...
  • Page 13: Changing The Engine Oil

    4. If the paper air filter is damaged or is wet with oil or fuel, replace it. 5. If the paper air filter is dirty, tap it on a hard surface several times or blow compressed air less than 30 psi (207 kPa) through the side of the filter that faces the engine.
  • Page 14: Cleaning Under The Machine Housing

    2. Tip the machine onto its side, with the dipstick down. 6. Use a torque wrench to tighten the blade bolt to 82 N-m (60 ft-lb). 3. Use a block of wood to hold the blade steady Important: A bolt torqued to 82 N-m (60 ft-lb) is (Figure 25).
  • Page 15: Storage

    Storage Store the machine in a cool, clean, dry place. Preparing the Machine for Storage WARNING Gasoline vapors can explode. • Do not store gasoline more than 30 days. • Do not store the machine in an enclosure near an open flame. •...
  • Page 16 Notes:...
  • Page 17 Notes:...
  • Page 18 Notes:...
  • Page 19 The Way Toro Uses Information Toro may use your personal information to process warranty claims, to contact you in the event of a product recall and for any other purpose which we tell you about. Toro may share your information with Toro's affiliates, dealers or other business partners in connection with any of these activities. We will not sell your personal information to any other company.
  • Page 20 Toro's option, under warranty at no cost for parts the Operator's Manual have been performed.

Table of Contents