Service Manual

ManualsBrandsToro ManualsGas Snow BlowersPower Clear 721 R-C 21 in. 212 cc Commercial Single-Stage Self Propelled Gas Snow Blower

Table Of Contents

Revision History
Preface
- Service Procedure Icons
Chapter 1 : Safety
- Safety Instructions
  - Think Safety First
Chapter 2 : Specifications and Maintenance
- Specifications
- Torque Specifications
  - Equivalents and Conversions
  - U.S. to Metric Conversions
Chapter 3 : Troubleshooting
- General Troubleshooting
- Engine Model/Serial Number Location
Chapter 4 : Starter System
- General Information
- Service and Repairs
  - Recoil Replacement
Chapter 5 : Fuel System
- General Information
- Service and Repairs
Chapter 6 : Governor Controls
- General Information
- Service and Repairs
  - Speed Control Assembly Replacement (G210–1, G210–2, & G210–4)
  - Governor Arm Replacement (G210–1, G210–2, & G210–4)
Chapter 7 : Compression System
- General Information
- Service and Repairs
  - Cylinder Head Replacement (G210–1, G210–2, & G210–4)
  - Piston and Connecting Rod Replacement
Chapter 8 : Electrical
- General Information
- Service and Repairs
Chapter 9 : Engine Lower End
- General Information
- Service and Repairs

GeneralTroubleshooting

Problem

PossibleCauseCorrectiveAction

Chokefunction1.Verifythechokeisfullyclosed.

2.Checkthatthelevermovesthe

chokebutteryopenandclose.

3.Replacecomponentsasnecessary.

Fueldeliveryissue

1.VerifyfuelshutoffisinONposition.

2.Checkthefuellevelinthetank,fuel

lter,fuellines,fueltankventing,

andcarburetor.

3.Checkforiceblockingthelter,

lines,orinbowlofcarburetor.

4.Cleanandushfuelsystemto

removedebris.

5.Replacedamagedcomponentsas

necessary.

Fuelquality

1.Checkthefuelcondition:age,

octane,ethanolpercentage,

water/iceorothercontaminates.

2.Flushthefuelsystem,replacefuel

withknowngoodfuel.

3.ConsiderusingToroFuelTreatment.

Sparkplug1.Verifythesparkplugbootisinstalled

correctly.

2.Checkthesparkplugnumber.

3.Checkthesparkpluggap.

4.Fullyinstallthesparkplugboot.

5.Replaceasnecessary.

Weakornospark

1.Performasparktest.

2.Verifythekeyisfullyinsertedand

thethrottlecontrolisinthefast

position.

3.Checktheignitioncoilairgap.

Adjustasnecessary.

4.Replaceasnecessary.

Enginedoesnotstart,hardstart,or

runningpoorly

Engineoil

1.Checkoillevelandviscosity.

G210EngineServiceManual

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Troubleshooting:GeneralTroubleshooting

3439-732RevA